xref: /php-src/build/php.m4 (revision ff76cb73) 
1dnl This file contains local autoconf macros.
2
3dnl ----------------------------------------------------------------------------
4dnl Output stylize macros for configure (help/runtime).
5dnl ----------------------------------------------------------------------------
6
7dnl
8dnl PHP_HELP_SEPARATOR(title)
9dnl
10dnl Adds separator title into the configure --help display.
11dnl
12AC_DEFUN([PHP_HELP_SEPARATOR],[
13AC_ARG_ENABLE([],[
14$1
15],[])
16])
17
18dnl
19dnl PHP_CONFIGURE_PART(title)
20dnl
21dnl Adds separator title configure output (idea borrowed from mm).
22dnl
23AC_DEFUN([PHP_CONFIGURE_PART],[
24  AC_MSG_RESULT()
25  AC_MSG_RESULT([${T_MD}$1${T_ME}])
26])
27
28dnl ----------------------------------------------------------------------------
29dnl Build system helper macros.
30dnl ----------------------------------------------------------------------------
31
32dnl
33dnl PHP_DEF_HAVE(what)
34dnl
35dnl Generates 'AC_DEFINE(HAVE_WHAT, 1, [ ])'.
36dnl
37AC_DEFUN([PHP_DEF_HAVE],[AC_DEFINE([HAVE_]translit($1,a-z_.-,A-Z___), 1, [ ])])
38
39dnl
40dnl PHP_RUN_ONCE(namespace, variable, code)
41dnl
42dnl Execute code, if variable is not set in namespace.
43dnl
44AC_DEFUN([PHP_RUN_ONCE],[
45  changequote({,})
46  unique=`echo $2|$SED 's/[^a-zA-Z0-9]/_/g'`
47  changequote([,])
48  cmd="echo $ac_n \"\$$1$unique$ac_c\""
49  if test -n "$unique" && test "`eval $cmd`" = "" ; then
50    eval "$1$unique=set"
51    $3
52  fi
53])
54
55dnl
56dnl PHP_EXPAND_PATH(path, variable)
57dnl
58dnl Expands path to an absolute path and assigns it to variable.
59dnl
60AC_DEFUN([PHP_EXPAND_PATH],[
61  if test -z "$1" || echo "$1" | grep '^/' >/dev/null ; then
62    $2=$1
63  else
64    changequote({,})
65    ep_dir=`echo $1|$SED 's%/*[^/][^/]*/*$%%'`
66    changequote([,])
67    ep_realdir=`(cd "$ep_dir" && pwd)`
68    $2="$ep_realdir"/`basename "$1"`
69  fi
70])
71
72dnl
73dnl PHP_SUBST(varname)
74dnl
75dnl Adds variable with its value into Makefile, e.g.:
76dnl CC = gcc
77dnl
78AC_DEFUN([PHP_SUBST],[
79  PHP_VAR_SUBST="$PHP_VAR_SUBST $1"
80])
81
82dnl
83dnl PHP_SUBST_OLD(varname, [VALUE])
84dnl
85dnl Same as PHP_SUBST() but also substitutes all @VARNAME@ instances in every
86dnl file passed to AC_OUTPUT.
87dnl
88AC_DEFUN([PHP_SUBST_OLD],[
89  AC_SUBST($@)
90  PHP_SUBST([$1])
91])
92
93dnl
94dnl PHP_OUTPUT(file)
95dnl
96dnl Adds "file" to the list of files generated by AC_OUTPUT. This macro can be
97dnl used several times.
98dnl
99AC_DEFUN([PHP_OUTPUT],[
100  PHP_OUTPUT_FILES="$PHP_OUTPUT_FILES $1"
101])
102
103dnl ----------------------------------------------------------------------------
104dnl Build system base macros.
105dnl ----------------------------------------------------------------------------
106
107dnl
108dnl PHP_CANONICAL_HOST_TARGET
109dnl
110AC_DEFUN([PHP_CANONICAL_HOST_TARGET],[
111  AC_REQUIRE([AC_CANONICAL_HOST])dnl
112  AC_REQUIRE([AC_CANONICAL_TARGET])dnl
113  dnl Make sure we do not continue if host_alias is empty.
114  if test -z "$host_alias" && test -n "$host"; then
115    host_alias=$host
116  fi
117  if test -z "$host_alias"; then
118    AC_MSG_ERROR([host_alias is not set! Make sure to run config.guess])
119  fi
120])
121
122dnl
123dnl PHP_INIT_BUILD_SYSTEM
124dnl
125dnl Creates build directories and Makefile placeholders.
126dnl
127AC_DEFUN([PHP_INIT_BUILD_SYSTEM],[
128AC_REQUIRE([PHP_CANONICAL_HOST_TARGET])dnl
129> Makefile.objects
130> Makefile.fragments
131dnl Run at the end of the configuration, before creating the config.status.
132AC_CONFIG_COMMANDS_PRE(
133[dnl Directory for storing shared objects of extensions.
134PHP_ADD_BUILD_DIR([modules])
135phplibdir="$(pwd)/modules"
136PHP_SUBST([phplibdir])
137PHP_GEN_BUILD_DIRS
138PHP_GEN_GLOBAL_MAKEFILE
139])dnl
140])
141
142dnl
143dnl PHP_GEN_GLOBAL_MAKEFILE
144dnl
145dnl Generates the global makefile.
146dnl
147AC_DEFUN([PHP_GEN_GLOBAL_MAKEFILE],[
148  AC_MSG_NOTICE([creating Makefile])
149  cat >Makefile <<EOF
150srcdir = $abs_srcdir
151builddir = $abs_builddir
152top_srcdir = $abs_srcdir
153top_builddir = $abs_builddir
154EOF
155  for i in $PHP_VAR_SUBST; do
156    eval echo "$i = \$$i" >> Makefile
157  done
158
159  cat $abs_srcdir/build/Makefile.global Makefile.fragments Makefile.objects >> Makefile
160])
161
162dnl
163dnl PHP_ADD_MAKEFILE_FRAGMENT([srcfile [, ext_srcdir [, ext_builddir]]])
164dnl
165dnl Processes a file called Makefile.frag in the source directory of the most
166dnl recently added extension. $(srcdir) and $(builddir) are substituted with the
167dnl proper paths. Can be used to supply custom rules and/or additional targets.
168dnl
169AC_DEFUN([PHP_ADD_MAKEFILE_FRAGMENT],[
170  ifelse($1,,src=$ext_srcdir/Makefile.frag,src=$1)
171  ifelse($2,,ac_srcdir=$ext_srcdir,ac_srcdir=$2)
172  ifelse($3,,ac_builddir=$ext_builddir,ac_builddir=$3)
173  test -f "$src" && $SED -e "s#\$(srcdir)#$ac_srcdir#g" -e "s#\$(builddir)#$ac_builddir#g" $src  >> Makefile.fragments
174])
175
176dnl
177dnl PHP_ADD_SOURCES(source-path, sources [, special-flags [, type]])
178dnl
179dnl Adds sources which are located relative to source-path to the array of type
180dnl type. Sources are processed with optional special-flags which are passed to
181dnl the compiler. Sources can be either written in C or C++ (filenames shall end
182dnl in .c or .cpp, respectively).
183dnl
184dnl Note: If source-path begins with a "/", the "/" is removed and the path is
185dnl interpreted relative to the top build-directory.
186dnl
187dnl Which array to append to?
188dnl
189AC_DEFUN([PHP_ADD_SOURCES],[
190  PHP_ADD_SOURCES_X($1, $2, $3, ifelse($4,sapi,PHP_SAPI_OBJS,PHP_GLOBAL_OBJS))
191])
192
193dnl
194dnl _PHP_ASSIGN_BUILD_VARS(type)
195dnl
196dnl Internal, don't use.
197dnl
198AC_DEFUN([_PHP_ASSIGN_BUILD_VARS],[
199ifelse($1,shared,[
200  b_c_pre=$shared_c_pre
201  b_cxx_pre=$shared_cxx_pre
202  b_c_meta=$shared_c_meta
203  b_cxx_meta=$shared_cxx_meta
204  b_c_post=$shared_c_post
205  b_cxx_post=$shared_cxx_post
206],[
207  b_c_pre=$php_c_pre
208  b_cxx_pre=$php_cxx_pre
209  b_c_meta=$php_c_meta
210  b_cxx_meta=$php_cxx_meta
211  b_c_post=$php_c_post
212  b_cxx_post=$php_cxx_post
213])dnl
214  b_lo=[$]$1_lo
215])
216
217dnl
218dnl PHP_ADD_SOURCES_X(source-path, sources[, special-flags[, target-var[, shared]]])
219dnl
220dnl Additional to PHP_ADD_SOURCES (see above), this lets you set the name of the
221dnl array target-var directly, as well as whether shared objects will be built
222dnl from the sources. Should not be used directly.
223dnl
224AC_DEFUN([PHP_ADD_SOURCES_X],[
225dnl Relative to source- or build-directory?
226dnl ac_srcdir/ac_bdir include trailing slash
227  case $1 in
228  ""[)] ac_srcdir="$abs_srcdir/"; unset ac_bdir; ac_inc="-I. -I$abs_srcdir" ;;
229  /*[)] ac_srcdir=`echo "$1"|cut -c 2-`"/"; ac_bdir=$ac_srcdir; ac_inc="-I$ac_bdir -I$abs_srcdir/$ac_bdir" ;;
230  *[)] ac_srcdir="$abs_srcdir/$1/"; ac_bdir="$1/"; ac_inc="-I$ac_bdir -I$ac_srcdir" ;;
231  esac
232
233dnl how to build .. shared or static?
234  ifelse($5,yes,_PHP_ASSIGN_BUILD_VARS(shared),_PHP_ASSIGN_BUILD_VARS(php))
235
236dnl Iterate over the sources.
237  old_IFS=[$]IFS
238  for ac_src in $2; do
239
240dnl Remove the suffix.
241      IFS=.
242      set $ac_src
243      ac_obj=[$]1
244      IFS=$old_IFS
245
246dnl Append to the array which has been dynamically chosen at m4 time.
247      $4="[$]$4 [$]ac_bdir[$]ac_obj.lo"
248
249dnl Choose the right compiler/flags/etc. for the source-file.
250      case $ac_src in
251        *.c[)] ac_comp="$b_c_pre $ac_inc $b_c_meta $3 -c $ac_srcdir$ac_src -o $ac_bdir$ac_obj.$b_lo $b_c_post" ;;
252        *.s[)] ac_comp="$b_c_pre $ac_inc $b_c_meta $3 -c $ac_srcdir$ac_src -o $ac_bdir$ac_obj.$b_lo $b_c_post" ;;
253        *.S[)] ac_comp="$b_c_pre $ac_inc $b_c_meta $3 -c $ac_srcdir$ac_src -o $ac_bdir$ac_obj.$b_lo $b_c_post" ;;
254        *.cpp|*.cc|*.cxx[)] ac_comp="$b_cxx_pre $ac_inc $b_cxx_meta $3 -c $ac_srcdir$ac_src -o $ac_bdir$ac_obj.$b_lo $b_cxx_post" ;;
255      esac
256
257dnl Generate Makefiles with dependencies
258      ac_comp="$ac_comp -MMD -MF $ac_bdir$ac_obj.dep -MT $ac_bdir[$]ac_obj.lo"
259
260dnl Create a rule for the object/source combo.
261    cat >>Makefile.objects<<EOF
262-include $ac_bdir[$]ac_obj.dep
263$ac_bdir[$]ac_obj.lo: $ac_srcdir[$]ac_src
264	$ac_comp
265EOF
266  done
267])
268
269dnl ----------------------------------------------------------------------------
270dnl Compiler characteristics checks.
271dnl ----------------------------------------------------------------------------
272
273dnl
274dnl PHP_RUNPATH_SWITCH
275dnl
276dnl Checks for -R, etc. switch.
277dnl
278AC_DEFUN([PHP_RUNPATH_SWITCH],[
279AC_MSG_CHECKING([if compiler supports -Wl,-rpath,])
280AC_CACHE_VAL(php_cv_cc_rpath,[
281  SAVE_LIBS=$LIBS
282  LIBS="-Wl,-rpath,/usr/$PHP_LIBDIR $LIBS"
283  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],[php_cv_cc_rpath=yes],[php_cv_cc_rpath=no])
284  LIBS=$SAVE_LIBS])
285AC_MSG_RESULT([$php_cv_cc_rpath])
286if test $php_cv_cc_rpath = "yes"; then
287  ld_runpath_switch=-Wl,-rpath,
288else
289  AC_MSG_CHECKING([if compiler supports -R])
290  AC_CACHE_VAL(php_cv_cc_dashr,[
291    SAVE_LIBS=$LIBS
292    LIBS="-R /usr/$PHP_LIBDIR $LIBS"
293    AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],[php_cv_cc_dashr=yes],[php_cv_cc_dashr=no])
294    LIBS=$SAVE_LIBS])
295  AC_MSG_RESULT([$php_cv_cc_dashr])
296  if test $php_cv_cc_dashr = "yes"; then
297    ld_runpath_switch=-R
298  else
299    dnl Something innocuous.
300    ld_runpath_switch=-L
301  fi
302fi
303if test "$PHP_RPATH" = "no"; then
304  ld_runpath_switch=
305fi
306])
307
308dnl
309dnl PHP_LIBGCC_LIBPATH(gcc)
310dnl
311dnl Stores the location of libgcc in libgcc_libpath.
312dnl
313AC_DEFUN([PHP_LIBGCC_LIBPATH],[
314  changequote({,})
315  libgcc_libpath=`$1 --print-libgcc-file-name|$SED 's%/*[^/][^/]*$%%'`
316  changequote([,])
317])
318
319dnl ----------------------------------------------------------------------------
320dnl Macros to modify LIBS, INCLUDES, etc. variables.
321dnl ----------------------------------------------------------------------------
322
323dnl
324dnl PHP_REMOVE_USR_LIB(NAME)
325dnl
326dnl Removes all -L/usr/$PHP_LIBDIR entries from variable NAME.
327dnl
328AC_DEFUN([PHP_REMOVE_USR_LIB],[
329  unset ac_new_flags
330  for i in [$]$1; do
331    case [$]i in
332    -L/usr/$PHP_LIBDIR|-L/usr/$PHP_LIBDIR/[)] ;;
333    *[)] ac_new_flags="[$]ac_new_flags [$]i" ;;
334    esac
335  done
336  $1=[$]ac_new_flags
337])
338
339dnl
340dnl PHP_EVAL_LIBLINE(libline, SHARED-LIBADD)
341dnl
342dnl Use this macro, if you need to add libraries and or library search paths to
343dnl the PHP build system which are only given in compiler notation.
344dnl
345AC_DEFUN([PHP_EVAL_LIBLINE],[
346  for ac_i in $1; do
347    case $ac_i in
348    -pthread[)]
349      if test "$ext_shared" = "yes"; then
350        $2="[$]$2 -pthread"
351      else
352        PHP_RUN_ONCE(EXTRA_LDFLAGS, [$ac_i], [EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ac_i"])
353        PHP_RUN_ONCE(EXTRA_LDFLAGS_PROGRAM, [$ac_i],
354            [EXTRA_LDFLAGS_PROGRAM="$EXTRA_LDFLAGS_PROGRAM $ac_i"])
355      fi
356    ;;
357    -l*[)]
358      ac_ii=`echo $ac_i|cut -c 3-`
359      PHP_ADD_LIBRARY($ac_ii,1,$2)
360    ;;
361    -L*[)]
362      ac_ii=`echo $ac_i|cut -c 3-`
363      PHP_ADD_LIBPATH($ac_ii,$2)
364    ;;
365    esac
366  done
367])
368
369dnl
370dnl PHP_EVAL_INCLINE(headerline)
371dnl
372dnl Use this macro, if you need to add header search paths to the PHP build
373dnl system which are only given in compiler notation.
374dnl
375AC_DEFUN([PHP_EVAL_INCLINE],[
376  for ac_i in $1; do
377    case $ac_i in
378    -I*[)]
379      ac_ii=`echo $ac_i|cut -c 3-`
380      PHP_ADD_INCLUDE($ac_ii)
381    ;;
382    esac
383  done
384])
385
386dnl
387dnl _PHP_ADD_LIBPATH_GLOBAL(variable)
388dnl
389dnl Internal, don't use.
390dnl
391AC_DEFUN([_PHP_ADD_LIBPATH_GLOBAL],[
392  PHP_RUN_ONCE(LIBPATH, $1, [
393    test -n "$ld_runpath_switch" && LDFLAGS="$LDFLAGS $ld_runpath_switch$1"
394    LDFLAGS="$LDFLAGS -L$1"
395    PHP_RPATHS="$PHP_RPATHS $1"
396  ])
397])
398
399dnl
400dnl PHP_ADD_LIBPATH(path [, SHARED-LIBADD])
401dnl
402dnl Adds a path to linkpath/runpath (LDFLAGS).
403dnl
404AC_DEFUN([PHP_ADD_LIBPATH],[
405  if test "$1" != "/usr/$PHP_LIBDIR" && test "$1" != "/usr/lib"; then
406    PHP_EXPAND_PATH($1, ai_p)
407    ifelse([$2],,[
408      _PHP_ADD_LIBPATH_GLOBAL([$ai_p])
409    ],[
410      if test "$ext_shared" = "yes"; then
411        $2="-L$ai_p [$]$2"
412        test -n "$ld_runpath_switch" && $2="$ld_runpath_switch$ai_p [$]$2"
413      else
414        _PHP_ADD_LIBPATH_GLOBAL([$ai_p])
415      fi
416    ])
417  fi
418])
419
420dnl
421dnl PHP_UTILIZE_RPATHS()
422dnl
423dnl Builds RPATHS/LDFLAGS from PHP_RPATHS.
424dnl
425AC_DEFUN([PHP_UTILIZE_RPATHS],[
426  OLD_RPATHS=$PHP_RPATHS
427  unset PHP_RPATHS
428
429  for i in $OLD_RPATHS; do
430    dnl Can be passed to native cc/libtool
431    PHP_LDFLAGS="$PHP_LDFLAGS -L$i"
432    dnl Libtool-specific
433    PHP_RPATHS="$PHP_RPATHS -R $i"
434    dnl cc-specific
435    NATIVE_RPATHS="$NATIVE_RPATHS $ld_runpath_switch$i"
436  done
437
438  if test "$PHP_RPATH" = "no"; then
439    unset PHP_RPATHS
440    unset NATIVE_RPATHS
441  fi
442])
443
444dnl
445dnl PHP_ADD_INCLUDE(path [,before])
446dnl
447dnl Add an include path. If before is 1, add in the beginning of INCLUDES.
448dnl
449AC_DEFUN([PHP_ADD_INCLUDE],[
450  if test "$1" != "/usr/include"; then
451    PHP_EXPAND_PATH($1, ai_p)
452    PHP_RUN_ONCE(INCLUDEPATH, $ai_p, [
453      if test "$2"; then
454        INCLUDES="-I$ai_p $INCLUDES"
455      else
456        INCLUDES="$INCLUDES -I$ai_p"
457      fi
458    ])
459  fi
460])
461
462dnl
463dnl _PHP_X_ADD_LIBRARY
464dnl
465dnl Internal, don't use.
466dnl
467AC_DEFUN([_PHP_X_ADD_LIBRARY],[dnl
468  ifelse([$2],,$3="-l$1 [$]$3", $3="[$]$3 -l$1") dnl
469])
470
471dnl
472dnl _PHP_ADD_LIBRARY_SKELETON
473dnl
474dnl Internal, don't use.
475dnl
476AC_DEFUN([_PHP_ADD_LIBRARY_SKELETON],[
477  case $1 in
478  c|c_r[)] ;;
479  *[)] ifelse($3,,[
480    _PHP_X_ADD_LIBRARY($1,$2,$5)
481  ],[
482    if test "$ext_shared" = "yes"; then
483      _PHP_X_ADD_LIBRARY($1,$2,$3)
484    else
485      $4($1,$2)
486    fi
487  ]) ;;
488  esac
489])
490
491dnl
492dnl PHP_ADD_LIBRARY(library[, append[, shared-libadd]])
493dnl
494dnl Add a library to the link line.
495dnl
496AC_DEFUN([PHP_ADD_LIBRARY],[
497  _PHP_ADD_LIBRARY_SKELETON([$1],[$2],[$3],[PHP_ADD_LIBRARY],[LIBS])
498])
499
500dnl
501dnl PHP_ADD_LIBRARY_DEFER(library[, append[, shared-libadd]])
502dnl
503dnl Add a library to the link line (deferred, not used during configure).
504dnl
505AC_DEFUN([PHP_ADD_LIBRARY_DEFER],[
506  _PHP_ADD_LIBRARY_SKELETON([$1],[$2],[$3],[PHP_ADD_LIBRARY_DEFER],[DLIBS])
507])
508
509dnl
510dnl PHP_ADD_LIBRARY_WITH_PATH(library, path[, shared-libadd])
511dnl
512dnl Add a library to the link line and path to linkpath/runpath. If
513dnl shared-libadd is not empty and $ext_shared is yes, shared-libadd will be
514dnl assigned the library information.
515dnl
516AC_DEFUN([PHP_ADD_LIBRARY_WITH_PATH],[
517ifelse($3,,[
518  if test -n "$2"; then
519    PHP_ADD_LIBPATH($2)
520  fi
521  PHP_ADD_LIBRARY($1)
522],[
523  if test "$ext_shared" = "yes"; then
524    $3="-l$1 [$]$3"
525    if test -n "$2"; then
526      PHP_ADD_LIBPATH($2,$3)
527    fi
528  else
529    PHP_ADD_LIBRARY_WITH_PATH($1,$2)
530  fi
531])
532])
533
534dnl
535dnl PHP_ADD_LIBRARY_DEFER_WITH_PATH(library, path[, shared-libadd])
536dnl
537dnl Add a library to the link line (deferred) and path to linkpath/runpath (not
538dnl deferred). If shared-libadd is not empty and $ext_shared is yes,
539dnl shared-libadd will be assigned the library information.
540dnl
541AC_DEFUN([PHP_ADD_LIBRARY_DEFER_WITH_PATH],[
542ifelse($3,,[
543  if test -n "$2"; then
544    PHP_ADD_LIBPATH($2)
545  fi
546  PHP_ADD_LIBRARY_DEFER($1)
547],[
548  if test "$ext_shared" = "yes"; then
549    $3="-l$1 [$]$3"
550    if test -n "$2"; then
551      PHP_ADD_LIBPATH($2,$3)
552    fi
553  else
554    PHP_ADD_LIBRARY_DEFER_WITH_PATH($1,$2)
555  fi
556])
557])
558
559dnl
560dnl PHP_ADD_FRAMEWORK(framework [,before])
561dnl
562dnl Add a (Darwin / Mac OS X) framework to the link line. If before is 1, the
563dnl framework is added to the beginning of the line.
564dnl
565AC_DEFUN([PHP_ADD_FRAMEWORK], [
566  PHP_RUN_ONCE(FRAMEWORKS, $1, [
567    if test "$2"; then
568      PHP_FRAMEWORKS="-framework $1 $PHP_FRAMEWORKS"
569    else
570      PHP_FRAMEWORKS="$PHP_FRAMEWORKS -framework $1"
571    fi
572  ])
573])
574
575dnl
576dnl PHP_ADD_FRAMEWORKPATH(path [,before])
577dnl
578dnl Add a (Darwin / Mac OS X) framework path to the link and include lines.
579dnl Default paths include (but are not limited to) /Local/Library/Frameworks and
580dnl /System/Library/Frameworks, so these don't need to be specifically added. If
581dnl before is 1, the framework path is added to the beginning of the relevant
582dnl lines.
583dnl
584AC_DEFUN([PHP_ADD_FRAMEWORKPATH], [
585  PHP_EXPAND_PATH($1, ai_p)
586  PHP_RUN_ONCE(FRAMEWORKPATH, $ai_p, [
587    if test "$2"; then
588      PHP_FRAMEWORKPATH="-F$ai_p $PHP_FRAMEWORKPATH"
589    else
590      PHP_FRAMEWORKPATH="$PHP_FRAMEWORKPATH -F$ai_p"
591    fi
592  ])
593])
594
595dnl
596dnl PHP_ADD_FRAMEWORK_WITH_PATH(framework, path)
597dnl
598dnl Adds a (Darwin / Mac OS X) framework path and the framework itself to the
599dnl link and include lines.
600dnl
601AC_DEFUN([PHP_ADD_FRAMEWORK_WITH_PATH], [
602  PHP_ADD_FRAMEWORKPATH($2)
603  PHP_ADD_FRAMEWORK($1)
604])
605
606dnl
607dnl PHP_SET_LIBTOOL_VARIABLE(var)
608dnl
609dnl Set libtool variable.
610dnl
611AC_DEFUN([PHP_SET_LIBTOOL_VARIABLE],[
612  if test -z "$LIBTOOL"; then
613    LIBTOOL='$(SHELL) $(top_builddir)/libtool $1'
614  else
615    LIBTOOL="$LIBTOOL $1"
616  fi
617])
618
619dnl ----------------------------------------------------------------------------
620dnl Wrapper macros for AC_ARG_WITH / AC_ARG_ENABLE
621dnl ----------------------------------------------------------------------------
622
623dnl
624dnl PHP_ARG_ANALYZE_EX
625dnl
626dnl Internal.
627dnl
628AC_DEFUN([PHP_ARG_ANALYZE_EX],[
629ext_output="yes, shared"
630ext_shared=yes
631case [$]$1 in
632shared,*[)]
633  $1=`echo "[$]$1"|$SED 's/^shared,//'`
634  ;;
635shared[)]
636  $1=yes
637  ;;
638no[)]
639  ext_output=no
640  ext_shared=no
641  ;;
642*[)]
643  ext_output=yes
644  ext_shared=no
645  ;;
646esac
647
648PHP_ALWAYS_SHARED([$1])
649])
650
651dnl
652dnl PHP_ARG_ANALYZE
653dnl
654dnl Internal.
655dnl
656AC_DEFUN([PHP_ARG_ANALYZE],[
657ifelse([$3],yes,[PHP_ARG_ANALYZE_EX([$1])],[ext_output=ifelse([$]$1,,no,[$]$1)])
658ifelse([$2],,,[AC_MSG_RESULT([$ext_output])])
659])
660
661dnl
662dnl PHP_ARG_WITH(arg-name, check message, help text[, default-val[, extension-or-not]])
663dnl
664dnl Sets PHP_ARG_NAME either to the user value or to the default value.
665dnl default-val defaults to no. This will also set the variable ext_shared, and
666dnl will overwrite any previous variable of that name. If extension-or-not is
667dnl yes (default), then do the ENABLE_ALL check and run the PHP_ARG_ANALYZE_EX.
668dnl
669AC_DEFUN([PHP_ARG_WITH],[
670php_with_[]translit($1,A-Z0-9-,a-z0-9_)=ifelse($4,,no,$4)
671PHP_REAL_ARG_WITH([$1],[$2],[$3],[$4],PHP_[]translit($1,a-z0-9-,A-Z0-9_),[ifelse($5,,yes,$5)])
672])
673
674dnl
675dnl PHP_REAL_ARG_WITH
676dnl
677dnl Internal.
678dnl
679AC_DEFUN([PHP_REAL_ARG_WITH],[
680ifelse([$2],,,[AC_MSG_CHECKING([$2])])
681AC_ARG_WITH($1,[$3],$5=[$]withval,
682[
683  $5=ifelse($4,,no,$4)
684  ifelse($6,yes,[test "$PHP_ENABLE_ALL" && $5=$PHP_ENABLE_ALL])
685])
686PHP_ARG_ANALYZE($5,[$2],$6)
687])
688
689dnl
690dnl PHP_ARG_ENABLE(arg-name, check message, help text[, default-val[, extension-or-not]])
691dnl
692dnl Sets PHP_ARG_NAME either to the user value or to the default value.
693dnl default-val defaults to no. This will also set the variable ext_shared, and
694dnl will overwrite any previous variable of that name. If extension-or-not is
695dnl yes (default), then do the ENABLE_ALL check and run the PHP_ARG_ANALYZE_EX.
696dnl
697AC_DEFUN([PHP_ARG_ENABLE],[
698php_enable_[]translit($1,A-Z0-9-,a-z0-9_)=ifelse($4,,no,$4)
699PHP_REAL_ARG_ENABLE([$1],[$2],[$3],[$4],PHP_[]translit($1,a-z0-9-,A-Z0-9_),[ifelse($5,,yes,$5)])
700])
701
702dnl
703dnl PHP_REAL_ARG_ENABLE
704dnl
705dnl Internal.
706dnl
707AC_DEFUN([PHP_REAL_ARG_ENABLE],[
708ifelse([$2],,,[AC_MSG_CHECKING([$2])])
709AC_ARG_ENABLE($1,[$3],$5=[$]enableval,
710[
711  $5=ifelse($4,,no,$4)
712  ifelse($6,yes,[test "$PHP_ENABLE_ALL" && $5=$PHP_ENABLE_ALL])
713])
714PHP_ARG_ANALYZE($5,[$2],$6)
715])
716
717dnl ----------------------------------------------------------------------------
718dnl Build macros
719dnl ----------------------------------------------------------------------------
720
721dnl
722dnl PHP_BUILD_THREAD_SAFE
723dnl
724AC_DEFUN([PHP_BUILD_THREAD_SAFE],[
725  enable_zts=yes
726  if test "$pthreads_working" != "yes"; then
727    AC_MSG_ERROR([ZTS currently requires working POSIX threads. We were unable to verify that your system supports Pthreads.])
728  fi
729])
730
731dnl
732dnl PHP_REQUIRE_CXX
733dnl
734AC_DEFUN([PHP_REQUIRE_CXX],[
735  if test -z "$php_cxx_done"; then
736    AC_PROG_CXX
737    AC_PROG_CXXCPP
738    PHP_ADD_LIBRARY(stdc++)
739    php_cxx_done=yes
740  fi
741])
742
743dnl
744dnl PHP_BUILD_SHARED
745dnl
746AC_DEFUN([PHP_BUILD_SHARED],[
747  PHP_BUILD_PROGRAM
748  OVERALL_TARGET=libphp.la
749  php_sapi_module=shared
750
751  php_c_pre=$shared_c_pre
752  php_c_meta=$shared_c_meta
753  php_c_post=$shared_c_post
754  php_cxx_pre=$shared_cxx_pre
755  php_cxx_meta=$shared_cxx_meta
756  php_cxx_post=$shared_cxx_post
757  php_lo=$shared_lo
758])
759
760dnl
761dnl PHP_BUILD_STATIC
762dnl
763AC_DEFUN([PHP_BUILD_STATIC],[
764  PHP_BUILD_PROGRAM
765  OVERALL_TARGET=libphp.la
766  php_sapi_module=static
767])
768
769dnl
770dnl PHP_BUILD_BUNDLE
771dnl
772AC_DEFUN([PHP_BUILD_BUNDLE],[
773  PHP_BUILD_PROGRAM
774  OVERALL_TARGET=libs/libphp.bundle
775  php_sapi_module=static
776])
777
778dnl
779dnl PHP_BUILD_PROGRAM
780dnl
781AC_DEFUN([PHP_BUILD_PROGRAM],[
782  php_c_pre='$(LIBTOOL) --tag=CC --mode=compile $(CC)'
783  php_c_meta='$(COMMON_FLAGS) $(CFLAGS_CLEAN) $(EXTRA_CFLAGS)'
784  php_c_post=
785  php_cxx_pre='$(LIBTOOL) --tag=CXX --mode=compile $(CXX)'
786  php_cxx_meta='$(COMMON_FLAGS) $(CXXFLAGS_CLEAN) $(EXTRA_CXXFLAGS)'
787  php_cxx_post=
788  php_lo=lo
789
790  case $with_pic in
791    yes) pic_setting='-prefer-pic';;
792    no)  pic_setting='-prefer-non-pic';;
793  esac
794
795  shared_c_pre='$(LIBTOOL) --tag=CC --mode=compile $(CC)'
796  shared_c_meta='$(COMMON_FLAGS) $(CFLAGS_CLEAN) $(EXTRA_CFLAGS) '$pic_setting
797  shared_c_post=
798  shared_cxx_pre='$(LIBTOOL) --tag=CXX --mode=compile $(CXX)'
799  shared_cxx_meta='$(COMMON_FLAGS) $(CXXFLAGS_CLEAN) $(EXTRA_CXXFLAGS) '$pic_setting
800  shared_cxx_post=
801  shared_lo=lo
802])
803
804dnl
805dnl PHP_SHARED_MODULE(module-name, object-var, build-dir, cxx, zend_ext)
806dnl
807dnl Basically sets up the link-stage for building module-name from object_var in
808dnl build-dir.
809dnl
810AC_DEFUN([PHP_SHARED_MODULE],[
811  install_modules="install-modules"
812  suffix=la
813
814  case $host_alias in
815    *aix*[)]
816      additional_flags="-Wl,-G"
817      ;;
818  esac
819
820  if test "x$5" = "xyes"; then
821    PHP_ZEND_EX="$PHP_ZEND_EX \$(phplibdir)/$1.$suffix"
822  else
823    PHP_MODULES="$PHP_MODULES \$(phplibdir)/$1.$suffix"
824  fi
825  PHP_SUBST($2)
826  cat >>Makefile.objects<<EOF
827\$(phplibdir)/$1.$suffix: $3/$1.$suffix
828	\$(LIBTOOL) --tag=ifelse($4,,CC,CXX) --mode=install cp $3/$1.$suffix \$(phplibdir)
829
830$3/$1.$suffix: \$($2) \$(translit($1,a-z_-,A-Z__)_SHARED_DEPENDENCIES)
831	\$(LIBTOOL) --tag=ifelse($4,,CC,CXX) --mode=link ifelse($4,,[\$(CC)],[\$(CXX)]) -shared \$(COMMON_FLAGS) \$(CFLAGS_CLEAN) \$(EXTRA_CFLAGS) \$(LDFLAGS) $additional_flags -o [\$]@ -export-dynamic -avoid-version -prefer-pic -module -rpath \$(phplibdir) \$(EXTRA_LDFLAGS) \$($2) \$(translit($1,a-z_-,A-Z__)_SHARED_LIBADD)
832
833EOF
834])
835
836dnl
837dnl PHP_SELECT_SAPI(name, type[, sources [, extra-cflags [, build-target]]])
838dnl
839dnl Selects the SAPI name and type (static, shared, bundle, program) and
840dnl optionally also the source-files for the SAPI-specific objects.
841dnl
842AC_DEFUN([PHP_SELECT_SAPI],[
843  if test "$2" = "program"; then
844    PHP_BINARIES="$PHP_BINARIES $1"
845  elif test "$PHP_SAPI" != "none"; then
846    AC_MSG_ERROR([
847+--------------------------------------------------------------------+
848|                        *** ATTENTION ***                           |
849|                                                                    |
850| You've configured multiple SAPIs to be built. You can build only   |
851| one SAPI module plus CGI, CLI and FPM binaries at the same time.   |
852+--------------------------------------------------------------------+
853])
854  else
855    PHP_SAPI=$1
856  fi
857
858  PHP_ADD_BUILD_DIR([sapi/$1])
859
860  PHP_INSTALLED_SAPIS="$PHP_INSTALLED_SAPIS $1"
861
862  ifelse($2,program,[
863    PHP_BUILD_PROGRAM
864    install_binaries="install-binaries"
865    install_binary_targets="$install_binary_targets install-$1"
866    PHP_SUBST(PHP_[]translit($1,a-z0-9-,A-Z0-9_)[]_OBJS)
867    ifelse($3,,,[PHP_ADD_SOURCES_X([sapi/$1],[$3],[$4],PHP_[]translit($1,a-z0-9-,A-Z0-9_)[]_OBJS)])
868  ],[
869    case "$2" in
870    static[)] PHP_BUILD_STATIC;;
871    shared[)] PHP_BUILD_SHARED;;
872    bundle[)] PHP_BUILD_BUNDLE;;
873    esac
874    install_sapi="install-sapi"
875    ifelse($3,,,[PHP_ADD_SOURCES([sapi/$1],[$3],[$4],[sapi])])
876  ])
877])
878
879dnl
880dnl PHP_ADD_BUILD_DIR(dirs [, create])
881dnl
882dnl Add build directories and directories required for the out-of-source builds.
883dnl When "create" is given, the provided "dirs" are created immediately upon
884dnl macro invocation, instead of deferring it to the PHP_GEN_BUILD_DIRS.
885dnl
886AC_DEFUN([PHP_ADD_BUILD_DIR],[
887  ifelse($2,,[
888    BUILD_DIR="$BUILD_DIR $1"
889  ], [
890    $php_shtool mkdir -p $1
891  ])
892])
893
894dnl
895dnl PHP_GEN_BUILD_DIRS
896dnl
897AC_DEFUN([PHP_GEN_BUILD_DIRS],[
898  AC_MSG_NOTICE([creating build directories])
899  $php_shtool mkdir -p $BUILD_DIR
900])
901
902dnl
903dnl PHP_NEW_EXTENSION(extname, sources [, shared [, sapi_class [, extra-cflags [, cxx [, zend_ext]]]]])
904dnl
905dnl Includes an extension in the build.
906dnl
907dnl "extname" is the name of the extension.
908dnl "sources" is a list of files relative to the subdir which are used to build
909dnl the extension.
910dnl "shared" can be set to "shared" or "yes" to build the extension as a
911dnl dynamically loadable library. Optional parameter "sapi_class" can be set to
912dnl "cli" to mark extension build only with CLI or CGI sapi's. "extra-cflags"
913dnl are passed to the compiler, with @ext_srcdir@ and @ext_builddir@ being
914dnl substituted.
915dnl "cxx" can be used to indicate that a C++ shared module is desired.
916dnl "zend_ext" indicates a zend extension.
917AC_DEFUN([PHP_NEW_EXTENSION],[
918  ext_builddir=[]PHP_EXT_BUILDDIR($1)
919  ext_srcdir=[]PHP_EXT_SRCDIR($1)
920  ext_dir=[]PHP_EXT_DIR($1)
921
922  ifelse($5,,ac_extra=,[ac_extra=`echo "$5"|$SED s#@ext_srcdir@#$ext_srcdir#g|$SED s#@ext_builddir@#$ext_builddir#g`])
923
924  if test "$3" != "shared" && test "$3" != "yes" && test "$4" != "cli"; then
925dnl ---------------------------------------------- Static module
926    [PHP_]translit($1,a-z_-,A-Z__)[_SHARED]=no
927    PHP_ADD_SOURCES($ext_dir,$2,$ac_extra,)
928    EXT_STATIC="$EXT_STATIC $1;$ext_dir"
929    if test "$3" != "nocli"; then
930      EXT_CLI_STATIC="$EXT_CLI_STATIC $1;$ext_dir"
931    fi
932  else
933    if test "$3" = "shared" || test "$3" = "yes"; then
934dnl ---------------------------------------------- Shared module
935      [PHP_]translit($1,a-z_-,A-Z__)[_SHARED]=yes
936      PHP_ADD_SOURCES_X($ext_dir,$2,$ac_extra -DZEND_COMPILE_DL_EXT=1,shared_objects_$1,yes)
937      PHP_SHARED_MODULE($1,shared_objects_$1, $ext_builddir, $6, $7)
938      AC_DEFINE_UNQUOTED([COMPILE_DL_]translit($1,a-z_-,A-Z__), 1, Whether to build $1 as dynamic module)
939    fi
940  fi
941
942  if test "$3" != "shared" && test "$3" != "yes" && test "$4" = "cli"; then
943dnl ---------------------------------------------- CLI static module
944    [PHP_]translit($1,a-z_-,A-Z__)[_SHARED]=no
945    case "$PHP_SAPI" in
946      cgi|embed|phpdbg[)]
947        PHP_ADD_SOURCES($ext_dir,$2,$ac_extra,)
948        EXT_STATIC="$EXT_STATIC $1;$ext_dir"
949        ;;
950      *[)]
951        PHP_ADD_SOURCES($ext_dir,$2,$ac_extra,cli)
952        ;;
953    esac
954    EXT_CLI_STATIC="$EXT_CLI_STATIC $1;$ext_dir"
955  fi
956  PHP_ADD_BUILD_DIR($ext_builddir)
957
958dnl Set for phpize builds only.
959dnl ---------------------------
960  if test "$ext_builddir" = "."; then
961    PHP_PECL_EXTENSION=$1
962    PHP_SUBST(PHP_PECL_EXTENSION)
963  fi
964])
965
966dnl
967dnl PHP_ADD_EXTENSION_DEP(extname, depends [, depconf])
968dnl
969dnl This macro is scanned by genif.sh when it builds the internal functions
970dnl list, so that modules can be init'd in the correct order
971dnl $1 = name of extension, $2 = extension upon which it depends
972dnl $3 = optional: if true, it's ok for $2 to have not been configured default
973dnl is false and should halt the build. To be effective, this macro must be
974dnl invoked *after* PHP_NEW_EXTENSION. The extension on which it depends must
975dnl also have been configured. See ADD_EXTENSION_DEP in win32 build.
976dnl
977AC_DEFUN([PHP_ADD_EXTENSION_DEP], [
978  am_i_shared=$[PHP_]translit($1,a-z_-,A-Z__)[_SHARED]
979  is_it_shared=$[PHP_]translit($2,a-z_-,A-Z__)[_SHARED]
980  is_it_enabled=$[PHP_]translit($2,a-z_-,A-Z__)
981  if test "$am_i_shared" = "no" && test "$is_it_shared" = "yes" ; then
982    AC_MSG_ERROR([
983You've configured extension $1 to build statically, but it
984depends on extension $2, which you've configured to build shared.
985You either need to build $1 shared or build $2 statically for the
986build to be successful.
987])
988  fi
989  if test "x$is_it_enabled" = "xno" && test "x$3" != "xtrue"; then
990    AC_MSG_ERROR([
991You've configured extension $1, which depends on extension $2,
992but you've either not enabled $2, or have disabled it.
993])
994  fi
995  dnl Some systems require that we link $2 to $1 when building.
996])
997
998dnl ----------------------------------------------------------------------------
999dnl Checks for structures, typedefs, broken functions, etc.
1000dnl ----------------------------------------------------------------------------
1001
1002dnl
1003dnl _PHP_CHECK_SIZEOF(type, cross-value, extra-headers [, found-action [, not-found-action]])
1004dnl
1005dnl Internal helper macro.
1006dnl
1007AC_DEFUN([_PHP_CHECK_SIZEOF], [
1008  php_cache_value=php_cv_sizeof_[]$1
1009  AC_CACHE_VAL(php_cv_sizeof_[]$1, [
1010    old_LIBS=$LIBS
1011    LIBS=
1012    old_LDFLAGS=$LDFLAGS
1013    LDFLAGS=
1014    AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
1015#include <stdlib.h>
1016#include <stddef.h>
1017#include <inttypes.h>
1018#ifdef HAVE_UNISTD_H
1019#include <unistd.h>
1020#endif
1021$3
1022
1023int main(void)
1024{
1025	FILE *fp = fopen("conftestval", "w");
1026	if (!fp) return(1);
1027	fprintf(fp, "%d\n", sizeof($1));
1028	return(0);
1029}
1030  ]])], [
1031    eval $php_cache_value=`cat conftestval`
1032  ], [
1033    eval $php_cache_value=0
1034  ], [
1035    ifelse([$2],,[eval $php_cache_value=0], [eval $php_cache_value=$2])
1036])
1037  LDFLAGS=$old_LDFLAGS
1038  LIBS=$old_LIBS
1039])
1040  if eval test "\$$php_cache_value" != "0"; then
1041ifelse([$4],[],:,[$4])
1042ifelse([$5],[],,[else $5])
1043  fi
1044])
1045
1046dnl
1047dnl PHP_CHECK_SIZEOF(type, cross-value, extra-headers)
1048dnl
1049AC_DEFUN([PHP_CHECK_SIZEOF], [
1050  AC_MSG_CHECKING([size of $1])
1051  _PHP_CHECK_SIZEOF($1, $2, $3, [
1052    AC_DEFINE_UNQUOTED([SIZEOF_]translit($1,a-z,A-Z_), [$]php_cv_sizeof_[]$1, [Size of $1])
1053    AC_DEFINE_UNQUOTED([HAVE_]translit($1,a-z,A-Z_), 1, [Whether $1 is available])
1054  ])
1055  AC_MSG_RESULT([[$][php_cv_sizeof_]translit($1, ,_)])
1056])
1057
1058dnl
1059dnl PHP_TIME_R_TYPE
1060dnl
1061dnl Check type of reentrant time-related functions. Type can be: irix, hpux or
1062dnl POSIX.
1063dnl
1064AC_DEFUN([PHP_TIME_R_TYPE],[
1065AC_CACHE_CHECK(for type of reentrant time-related functions, ac_cv_time_r_type,[
1066AC_RUN_IFELSE([AC_LANG_SOURCE([[
1067#include <time.h>
1068
1069int main(void) {
1070char buf[27];
1071struct tm t;
1072time_t old = 0;
1073int r, s;
1074
1075s = gmtime_r(&old, &t);
1076r = (int) asctime_r(&t, buf, 26);
1077if (r == s && s == 0) return (0);
1078return (1);
1079}
1080]])],[
1081  ac_cv_time_r_type=hpux
1082],[
1083  AC_RUN_IFELSE([AC_LANG_SOURCE([[
1084#include <time.h>
1085int main(void) {
1086  struct tm t, *s;
1087  time_t old = 0;
1088  char buf[27], *p;
1089
1090  s = gmtime_r(&old, &t);
1091  p = asctime_r(&t, buf, 26);
1092  if (p == buf && s == &t) return (0);
1093  return (1);
1094}
1095  ]])],[
1096    ac_cv_time_r_type=irix
1097  ],[
1098    ac_cv_time_r_type=POSIX
1099  ],[
1100    ac_cv_time_r_type=POSIX
1101  ])
1102],[
1103  ac_cv_time_r_type=POSIX
1104])
1105])
1106  case $ac_cv_time_r_type in
1107  hpux[)] AC_DEFINE(PHP_HPUX_TIME_R,1,[Whether you have HP-UX 10.x]) ;;
1108  irix[)] AC_DEFINE(PHP_IRIX_TIME_R,1,[Whether you have IRIX-style functions]) ;;
1109  esac
1110])
1111
1112dnl
1113dnl PHP_DOES_PWRITE_WORK
1114dnl
1115dnl Internal.
1116dnl
1117AC_DEFUN([PHP_DOES_PWRITE_WORK],[
1118  AC_RUN_IFELSE([AC_LANG_SOURCE([[
1119#include <sys/types.h>
1120#include <sys/stat.h>
1121#include <fcntl.h>
1122#include <unistd.h>
1123#include <errno.h>
1124#include <stdlib.h>
1125$1
1126    int main(void) {
1127    int fd = open("conftest_in", O_WRONLY|O_CREAT, 0600);
1128
1129    if (fd < 0) return 1;
1130    if (pwrite(fd, "text", 4, 0) != 4) return 1;
1131    /* Linux glibc breakage until 2.2.5 */
1132    if (pwrite(fd, "text", 4, -1) != -1 || errno != EINVAL) return 1;
1133    return 0;
1134    }
1135
1136  ]])],[
1137    ac_cv_pwrite=yes
1138  ],[
1139    ac_cv_pwrite=no
1140  ],[
1141    ac_cv_pwrite=no
1142  ])
1143])
1144
1145dnl
1146dnl PHP_DOES_PREAD_WORK
1147dnl
1148dnl Internal.
1149dnl
1150AC_DEFUN([PHP_DOES_PREAD_WORK],[
1151  echo test > conftest_in
1152  AC_RUN_IFELSE([AC_LANG_SOURCE([[
1153#include <sys/types.h>
1154#include <sys/stat.h>
1155#include <fcntl.h>
1156#include <unistd.h>
1157#include <errno.h>
1158#include <stdlib.h>
1159$1
1160    int main(void) {
1161    char buf[3];
1162    int fd = open("conftest_in", O_RDONLY);
1163    if (fd < 0) return 1;
1164    if (pread(fd, buf, 2, 0) != 2) return 1;
1165    /* Linux glibc breakage until 2.2.5 */
1166    if (pread(fd, buf, 2, -1) != -1 || errno != EINVAL) return 1;
1167    return 0;
1168    }
1169  ]])],[
1170    ac_cv_pread=yes
1171  ],[
1172    ac_cv_pread=no
1173  ],[
1174    ac_cv_pread=no
1175  ])
1176  rm -f conftest_in
1177])
1178
1179dnl
1180dnl PHP_PWRITE_TEST
1181dnl
1182AC_DEFUN([PHP_PWRITE_TEST],[
1183  AC_CACHE_CHECK(whether pwrite works,ac_cv_pwrite,[
1184    PHP_DOES_PWRITE_WORK
1185    if test "$ac_cv_pwrite" = "no"; then
1186      PHP_DOES_PWRITE_WORK([ssize_t pwrite(int, void *, size_t, off64_t);])
1187      if test "$ac_cv_pwrite" = "yes"; then
1188        ac_cv_pwrite=64
1189      fi
1190    fi
1191  ])
1192
1193  if test "$ac_cv_pwrite" != "no"; then
1194    AC_DEFINE(HAVE_PWRITE, 1, [ ])
1195    if test "$ac_cv_pwrite" = "64"; then
1196      AC_DEFINE(PHP_PWRITE_64, 1, [whether pwrite64 is default])
1197    fi
1198  fi
1199])
1200
1201dnl
1202dnl PHP_PREAD_TEST
1203dnl
1204AC_DEFUN([PHP_PREAD_TEST],[
1205  AC_CACHE_CHECK(whether pread works,ac_cv_pread,[
1206    PHP_DOES_PREAD_WORK
1207    if test "$ac_cv_pread" = "no"; then
1208      PHP_DOES_PREAD_WORK([ssize_t pread(int, void *, size_t, off64_t);])
1209      if test "$ac_cv_pread" = "yes"; then
1210        ac_cv_pread=64
1211      fi
1212    fi
1213  ])
1214
1215  if test "$ac_cv_pread" != "no"; then
1216    AC_DEFINE(HAVE_PREAD, 1, [ ])
1217    if test "$ac_cv_pread" = "64"; then
1218      AC_DEFINE(PHP_PREAD_64, 1, [whether pread64 is default])
1219    fi
1220  fi
1221])
1222
1223dnl
1224dnl PHP_MISSING_TIME_R_DECL
1225dnl
1226AC_DEFUN([PHP_MISSING_TIME_R_DECL],[
1227  AC_MSG_CHECKING([for missing declarations of reentrant functions])
1228  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm *(*func)(void) = localtime_r]])],[
1229    :
1230  ],[
1231    AC_DEFINE(MISSING_LOCALTIME_R_DECL,1,[Whether localtime_r is declared])
1232  ])
1233  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[struct tm *(*func)(void) = gmtime_r]])],[
1234    :
1235  ],[
1236    AC_DEFINE(MISSING_GMTIME_R_DECL,1,[Whether gmtime_r is declared])
1237  ])
1238  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[char *(*func)(void) = asctime_r]])],[
1239    :
1240  ],[
1241    AC_DEFINE(MISSING_ASCTIME_R_DECL,1,[Whether asctime_r is declared])
1242  ])
1243  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[char *(*func)(void) = ctime_r]])],[
1244    :
1245  ],[
1246    AC_DEFINE(MISSING_CTIME_R_DECL,1,[Whether ctime_r is declared])
1247  ])
1248  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string.h>]], [[char *(*func)(void) = strtok_r]])],[
1249    :
1250  ],[
1251    AC_DEFINE(MISSING_STRTOK_R_DECL,1,[Whether strtok_r is declared])
1252  ])
1253  AC_MSG_RESULT([done])
1254])
1255
1256dnl
1257dnl PHP_EBCDIC
1258dnl
1259AC_DEFUN([PHP_EBCDIC], [
1260  AC_CACHE_CHECK([whether system uses EBCDIC],ac_cv_ebcdic,[
1261  AC_RUN_IFELSE([AC_LANG_SOURCE([[
1262int main(void) {
1263  return (unsigned char)'A' != (unsigned char)0xC1;
1264}
1265]])],[
1266  ac_cv_ebcdic=yes
1267],[
1268  ac_cv_ebcdic=no
1269],[
1270  ac_cv_ebcdic=no
1271])])
1272  if test "$ac_cv_ebcdic" = "yes"; then
1273    AC_MSG_ERROR([PHP does not support EBCDIC targets])
1274  fi
1275])
1276
1277dnl
1278dnl PHP_BROKEN_GETCWD
1279dnl
1280dnl Some systems, notably Solaris, cause getcwd() or realpath to fail if a
1281dnl component of the path has execute but not read permissions.
1282dnl
1283AC_DEFUN([PHP_BROKEN_GETCWD],[
1284  AC_MSG_CHECKING([for broken getcwd])
1285  os=`uname -sr 2>/dev/null`
1286  case $os in
1287    SunOS*[)]
1288      AC_DEFINE(HAVE_BROKEN_GETCWD,1, [Define if system has broken getcwd])
1289      AC_MSG_RESULT([yes]);;
1290    *[)]
1291      AC_MSG_RESULT([no]);;
1292  esac
1293])
1294
1295dnl
1296dnl PHP_BROKEN_GCC_STRLEN_OPT
1297dnl
1298dnl Early releases of GCC 8 shipped with a strlen() optimization bug, so they
1299dnl didn't properly handle the `char val[1]` struct hack. See bug #76510.
1300dnl
1301AC_DEFUN([PHP_BROKEN_GCC_STRLEN_OPT], [
1302  AC_CACHE_CHECK([for broken gcc optimize-strlen],ac_cv_have_broken_gcc_strlen_opt,[
1303  AC_RUN_IFELSE([AC_LANG_SOURCE([[
1304#include <stdlib.h>
1305#include <string.h>
1306#include <stdio.h>
1307struct s
1308{
1309  int i;
1310  char c[1];
1311};
1312int main(void)
1313{
1314  struct s *s = malloc(sizeof(struct s) + 3);
1315  s->i = 3;
1316  strcpy(s->c, "foo");
1317  return strlen(s->c+1) == 2;
1318}
1319]])],[
1320  ac_cv_have_broken_gcc_strlen_opt=yes
1321],[
1322  ac_cv_have_broken_gcc_strlen_opt=no
1323],[
1324  ac_cv_have_broken_gcc_strlen_opt=no
1325])])
1326  if test "$ac_cv_have_broken_gcc_strlen_opt" = "yes"; then
1327    CFLAGS="$CFLAGS -fno-optimize-strlen"
1328  fi
1329])
1330
1331dnl
1332dnl PHP_FOPENCOOKIE
1333dnl
1334AC_DEFUN([PHP_FOPENCOOKIE], [
1335  AC_CHECK_FUNC(fopencookie, [have_glibc_fopencookie=yes])
1336
1337  if test "$have_glibc_fopencookie" = "yes"; then
1338dnl glibcs (since 2.1.2?) have a type called cookie_io_functions_t.
1339AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1340#ifndef _GNU_SOURCE
1341#define _GNU_SOURCE
1342#endif
1343#include <stdio.h>
1344]], [[cookie_io_functions_t cookie;]])],[have_cookie_io_functions_t=yes],[])
1345
1346    if test "$have_cookie_io_functions_t" = "yes"; then
1347dnl Newer glibcs have a different seeker definition.
1348AC_RUN_IFELSE([AC_LANG_SOURCE([[
1349#ifndef _GNU_SOURCE
1350#define _GNU_SOURCE
1351#endif
1352#include <stdio.h>
1353#include <stdlib.h>
1354
1355struct cookiedata {
1356  off64_t pos;
1357};
1358
1359ssize_t reader(void *cookie, char *buffer, size_t size)
1360{ return size; }
1361ssize_t writer(void *cookie, const char *buffer, size_t size)
1362{ return size; }
1363int closer(void *cookie)
1364{ return 0; }
1365int seeker(void *cookie, off64_t *position, int whence)
1366{ ((struct cookiedata*)cookie)->pos = *position; return 0; }
1367
1368cookie_io_functions_t funcs = {reader, writer, seeker, closer};
1369
1370int main(void) {
1371  struct cookiedata g = { 0 };
1372  FILE *fp = fopencookie(&g, "r", funcs);
1373
1374  if (fp && fseek(fp, 8192, SEEK_SET) == 0 && g.pos == 8192)
1375    return 0;
1376  return 1;
1377}
1378
1379]])], [
1380  cookie_io_functions_use_off64_t=yes
1381], [
1382  cookie_io_functions_use_off64_t=no
1383], [
1384  dnl Cross compilation.
1385  case $host_alias in
1386    *linux*)
1387      cookie_io_functions_use_off64_t=yes
1388      ;;
1389    *)
1390      cookie_io_functions_use_off64_t=no
1391      ;;
1392  esac
1393])
1394
1395      AC_DEFINE(HAVE_FOPENCOOKIE, 1, [ ])
1396
1397      if test "$cookie_io_functions_use_off64_t" = "yes" ; then
1398        AC_DEFINE(COOKIE_SEEKER_USES_OFF64_T, 1, [ ])
1399      fi
1400    fi
1401  fi
1402])
1403
1404dnl ----------------------------------------------------------------------------
1405dnl Library/function existence and build sanity checks.
1406dnl ----------------------------------------------------------------------------
1407
1408dnl
1409dnl PHP_CHECK_LIBRARY(library, function [, action-found [, action-not-found [, extra-libs]]])
1410dnl
1411dnl Wrapper for AC_CHECK_LIB.
1412dnl
1413AC_DEFUN([PHP_CHECK_LIBRARY], [
1414  save_old_LDFLAGS=$LDFLAGS
1415  ac_stuff="$5"
1416
1417  save_ext_shared=$ext_shared
1418  ext_shared=yes
1419  PHP_EVAL_LIBLINE([$]ac_stuff, LDFLAGS)
1420  AC_CHECK_LIB([$1],[$2],[
1421    LDFLAGS=$save_old_LDFLAGS
1422    ext_shared=$save_ext_shared
1423    $3
1424  ],[
1425    LDFLAGS=$save_old_LDFLAGS
1426    ext_shared=$save_ext_shared
1427    unset ac_cv_lib_$1[]_$2
1428    $4
1429  ])dnl
1430])
1431
1432dnl
1433dnl PHP_CHECK_FRAMEWORK(framework, function [, action-found [, action-not-found ]])
1434dnl
1435dnl El cheapo wrapper for AC_CHECK_LIB.
1436dnl
1437AC_DEFUN([PHP_CHECK_FRAMEWORK], [
1438  save_old_LDFLAGS=$LDFLAGS
1439  LDFLAGS="-framework $1 $LDFLAGS"
1440  dnl Supplying "c" to AC_CHECK_LIB is technically cheating, but rewriting
1441  dnl AC_CHECK_LIB is overkill and this only affects the "checking.." output
1442  dnl anyway.
1443  AC_CHECK_LIB(c,[$2],[
1444    LDFLAGS=$save_old_LDFLAGS
1445    $3
1446  ],[
1447    LDFLAGS=$save_old_LDFLAGS
1448    $4
1449  ])
1450])
1451
1452dnl
1453dnl PHP_CHECK_FUNC_LIB(func, libs)
1454dnl
1455dnl This macro checks whether 'func' or '__func' exists in the specified
1456dnl library. Defines HAVE_func and HAVE_library if found and adds the library to
1457dnl LIBS. This should be called in the ACTION-IF-NOT-FOUND part of
1458dnl PHP_CHECK_FUNC.
1459dnl
1460dnl autoconf undefines the builtin "shift" :-(
1461dnl If possible, we use the builtin shift anyway, otherwise we use the ubercool
1462dnl definition that has been tested so far with FreeBSD/GNU m4.
1463dnl
1464ifdef([builtin],[builtin(define, phpshift, [builtin(shift, $@)])],[
1465define([phpshift],[ifelse(index([$@],[,]),-1,,[substr([$@],incr(index([$@],[,])))])])
1466])
1467
1468dnl
1469dnl PHP_CHECK_FUNC_LIB
1470dnl
1471AC_DEFUN([PHP_CHECK_FUNC_LIB],[
1472  ifelse($2,,:,[
1473  unset ac_cv_lib_$2[]_$1
1474  unset ac_cv_lib_$2[]___$1
1475  unset found
1476  AC_CHECK_LIB($2, $1, [found=yes], [
1477    AC_CHECK_LIB($2, __$1, [found=yes], [found=no])
1478  ])
1479
1480  if test "$found" = "yes"; then
1481    ac_libs=$LIBS
1482    LIBS="$LIBS -l$2"
1483    AC_RUN_IFELSE([AC_LANG_PROGRAM()],[found=yes],[found=no],[
1484      dnl Cross compilation.
1485      found=yes
1486    ])
1487    LIBS=$ac_libs
1488  fi
1489
1490  if test "$found" = "yes"; then
1491    PHP_ADD_LIBRARY($2)
1492    PHP_DEF_HAVE($1)
1493    PHP_DEF_HAVE(lib$2)
1494    ac_cv_func_$1=yes
1495  else
1496    PHP_CHECK_FUNC_LIB($1,phpshift(phpshift($@)))
1497  fi
1498  ])
1499])
1500
1501dnl
1502dnl PHP_CHECK_FUNC(func, ...)
1503dnl
1504dnl This macro checks whether 'func' or '__func' exists in the default libraries
1505dnl and as a fall back in the specified library. Defines HAVE_func and
1506dnl HAVE_library if found and adds the library to LIBS.
1507dnl
1508AC_DEFUN([PHP_CHECK_FUNC],[
1509  unset ac_cv_func_$1
1510  unset ac_cv_func___$1
1511  unset found
1512
1513  AC_CHECK_FUNC($1, [found=yes],[ AC_CHECK_FUNC(__$1,[found=yes],[found=no]) ])
1514
1515  case $found in
1516  yes[)]
1517    PHP_DEF_HAVE($1)
1518    ac_cv_func_$1=yes
1519  ;;
1520  ifelse($#,1,,[
1521    *[)] PHP_CHECK_FUNC_LIB($@) ;;
1522  ])
1523  esac
1524])
1525
1526dnl
1527dnl PHP_TEST_BUILD(function, action-if-ok, action-if-not-ok [, extra-libs [, extra-source]])
1528dnl
1529dnl This macro checks whether build works and given function exists.
1530dnl
1531AC_DEFUN([PHP_TEST_BUILD], [
1532  old_LIBS=$LIBS
1533  LIBS="$4 $LIBS"
1534  AC_LINK_IFELSE([AC_LANG_SOURCE([[
1535    $5
1536    char $1(void);
1537    int main(void) {
1538      $1();
1539      return 0;
1540    }
1541  ]])],[
1542    LIBS=$old_LIBS
1543    $2
1544  ],[
1545    LIBS=$old_LIBS
1546    $3
1547  ])
1548])
1549
1550dnl ----------------------------------------------------------------------------
1551dnl Platform characteristics checks.
1552dnl ----------------------------------------------------------------------------
1553
1554dnl
1555dnl PHP_SHLIB_SUFFIX_NAMES
1556dnl
1557dnl Determines link library suffix SHLIB_SUFFIX_NAME which can be: .so, .sl or
1558dnl .dylib
1559dnl
1560dnl Determines shared library suffix SHLIB_DL_SUFFIX_NAME suffix can be: .so or
1561dnl .sl
1562dnl
1563AC_DEFUN([PHP_SHLIB_SUFFIX_NAMES],[
1564 AC_REQUIRE([PHP_CANONICAL_HOST_TARGET])dnl
1565 PHP_SUBST_OLD(SHLIB_SUFFIX_NAME)
1566 PHP_SUBST_OLD(SHLIB_DL_SUFFIX_NAME)
1567 SHLIB_SUFFIX_NAME=so
1568 SHLIB_DL_SUFFIX_NAME=$SHLIB_SUFFIX_NAME
1569 case $host_alias in
1570 *hpux*[)]
1571   SHLIB_SUFFIX_NAME=sl
1572   SHLIB_DL_SUFFIX_NAME=sl
1573   ;;
1574 *darwin*[)]
1575   SHLIB_SUFFIX_NAME=dylib
1576   SHLIB_DL_SUFFIX_NAME=so
1577   ;;
1578 esac
1579])
1580
1581dnl
1582dnl PHP_C_BIGENDIAN
1583dnl
1584dnl Replacement macro for AC_C_BIGENDIAN.
1585dnl
1586AC_DEFUN([PHP_C_BIGENDIAN],
1587[AC_CACHE_CHECK([whether byte ordering is bigendian], ac_cv_c_bigendian_php,
1588 [
1589  ac_cv_c_bigendian_php=unknown
1590  AC_RUN_IFELSE([AC_LANG_SOURCE([[
1591int main(void)
1592{
1593  short one = 1;
1594  char *cp = (char *)&one;
1595
1596  if (*cp == 0) {
1597    return(0);
1598  } else {
1599    return(1);
1600  }
1601}
1602  ]])], [ac_cv_c_bigendian_php=yes], [ac_cv_c_bigendian_php=no], [ac_cv_c_bigendian_php=unknown])
1603 ])
1604 if test $ac_cv_c_bigendian_php = yes; then
1605   AC_DEFINE(WORDS_BIGENDIAN, [], [Define if processor uses big-endian word])
1606 fi
1607])
1608
1609dnl ----------------------------------------------------------------------------
1610dnl Checks for programs: PHP_PROG_<program>.
1611dnl ----------------------------------------------------------------------------
1612
1613dnl
1614dnl PHP_PROG_SENDMAIL
1615dnl
1616dnl Search for the sendmail binary.
1617dnl
1618AC_DEFUN([PHP_PROG_SENDMAIL], [
1619  PHP_ALT_PATH=/usr/bin:/usr/sbin:/usr/etc:/etc:/usr/ucblib:/usr/lib
1620  AC_PATH_PROG(PROG_SENDMAIL, sendmail, /usr/sbin/sendmail, $PATH:$PHP_ALT_PATH)
1621  PHP_SUBST(PROG_SENDMAIL)
1622])
1623
1624dnl
1625dnl PHP_PROG_AWK
1626dnl
1627dnl Some vendors force mawk before gawk; mawk is broken so we don't like that.
1628dnl
1629AC_DEFUN([PHP_PROG_AWK], [
1630  AC_CHECK_PROGS(AWK, gawk nawk awk mawk, bork, /usr/xpg4/bin/:$PATH)
1631  case "$AWK" in
1632    *mawk)
1633      AC_MSG_WARN([mawk is known to have problems on some systems. You should install GNU awk])
1634      ;;
1635    *gawk)
1636      ;;
1637    bork)
1638      AC_MSG_ERROR([Could not find awk; Install GNU awk])
1639      ;;
1640    *)
1641      AC_MSG_CHECKING([if $AWK is broken])
1642      if ! $AWK 'function foo() {}' >/dev/null 2>&1 ; then
1643        AC_MSG_RESULT([yes])
1644        AC_MSG_ERROR([You should install GNU awk])
1645      else
1646        AC_MSG_RESULT([no])
1647      fi
1648      ;;
1649  esac
1650  PHP_SUBST(AWK)
1651])
1652
1653dnl
1654dnl PHP_PROG_BISON([MIN-VERSION], [EXCLUDED-VERSION...])
1655dnl
1656dnl Search for bison and optionally check if version is at least the minimum
1657dnl required version MIN-VERSION and doesn't match any of the blank separated
1658dnl list of excluded versions EXCLUDED-VERSION (for example "3.0 3.2").
1659dnl
1660AC_DEFUN([PHP_PROG_BISON], [
1661  AC_CHECK_PROG(YACC, bison, bison)
1662
1663  ifelse($1,,php_bison_required_version='',php_bison_required_version="$1")
1664  ifelse($2,,php_bison_excluded_versions='none',php_bison_excluded_versions="$2")
1665
1666  if test -n "$YACC"; then
1667    AC_MSG_CHECKING([for bison version])
1668
1669    php_bison_version=$($YACC --version 2> /dev/null | grep 'GNU Bison' | cut -d ' ' -f 4 | tr -d a-z)
1670    if test -z "$php_bison_version"; then
1671      php_bison_version=0.0.0
1672    fi
1673    ac_IFS=$IFS; IFS="."
1674    set $php_bison_version
1675    IFS=$ac_IFS
1676    php_bison_num=`expr [$]{1:-0} \* 10000 + [$]{2:-0} \* 100 + [$]{3:-0}`
1677    php_bison_branch="[$]1.[$]2"
1678    php_bison_check=ok
1679
1680    if test -z "$php_bison_required_version" && test -z "$php_bison_num"; then
1681      php_bison_check=invalid
1682    elif test -n "$php_bison_required_version"; then
1683      ac_IFS=$IFS; IFS="."
1684      set $php_bison_required_version
1685      IFS=$ac_IFS
1686      php_bison_required_num=`expr [$]{1:-0} \* 10000 + [$]{2:-0} \* 100 + [$]{3:-0}`
1687      php_bison_required_version="$php_bison_required_version or later"
1688
1689      if test -z "$php_bison_num" || test "$php_bison_num" -lt "$php_bison_required_num"; then
1690        php_bison_check=invalid
1691      fi
1692    fi
1693
1694    for php_bison_check_version in $php_bison_excluded_versions; do
1695      if test "$php_bison_version" = "$php_bison_check_version" || test "$php_bison_branch" = "$php_bison_check_version"; then
1696        php_bison_check=invalid
1697        break
1698      fi
1699    done
1700
1701    if test "$php_bison_check" != "invalid"; then
1702      PHP_SUBST_OLD([YFLAGS], [-Wall])
1703      AC_MSG_RESULT([$php_bison_version (ok)])
1704    else
1705      AC_MSG_RESULT([$php_bison_version])
1706    fi
1707  fi
1708
1709  case $php_bison_check in
1710    ""|invalid[)]
1711      if test ! -f "$abs_srcdir/Zend/zend_language_parser.h" || test ! -f "$abs_srcdir/Zend/zend_language_parser.c"; then
1712        AC_MSG_ERROR([bison $php_bison_required_version or newer is required to generate PHP parsers (excluded versions: $php_bison_excluded_versions).])
1713      fi
1714
1715      YACC="exit 0;"
1716      ;;
1717  esac
1718
1719  PHP_SUBST(YACC)
1720])
1721
1722dnl
1723dnl PHP_PROG_RE2C([MIN-VERSION])
1724dnl
1725dnl Search for the re2c and optionally check if version is at least the minimum
1726dnl required version MIN-VERSION.
1727dnl
1728AC_DEFUN([PHP_PROG_RE2C],[
1729  AC_CHECK_PROG(RE2C, re2c, re2c)
1730
1731  ifelse($1,,php_re2c_required_version='',php_re2c_required_version="$1")
1732
1733  if test -n "$RE2C"; then
1734    AC_MSG_CHECKING([for re2c version])
1735
1736    php_re2c_version=$($RE2C --version | cut -d ' ' -f 2 2>/dev/null)
1737    if test -z "$php_re2c_version"; then
1738      php_re2c_version=0.0.0
1739    fi
1740    ac_IFS=$IFS; IFS="."
1741    set $php_re2c_version
1742    IFS=$ac_IFS
1743    php_re2c_num=`expr [$]{1:-0} \* 10000 + [$]{2:-0} \* 100 + [$]{3:-0}`
1744    php_re2c_check=ok
1745
1746    if test -z "$php_re2c_required_version" && test -z "$php_re2c_num"; then
1747      php_re2c_check=invalid
1748    elif test -n "$php_re2c_required_version"; then
1749      ac_IFS=$IFS; IFS="."
1750      set $php_re2c_required_version
1751      IFS=$ac_IFS
1752      php_re2c_required_num=`expr [$]{1:-0} \* 10000 + [$]{2:-0} \* 100 + [$]{3:-0}`
1753      php_re2c_required_version="$php_re2c_required_version or later"
1754
1755      if test -z "$php_re2c_num" || test "$php_re2c_num" -lt "$php_re2c_required_num"; then
1756        php_re2c_check=invalid
1757      fi
1758    fi
1759
1760    if test "$php_re2c_check" != "invalid"; then
1761      AC_MSG_RESULT([$php_re2c_version (ok)])
1762    else
1763      AC_MSG_RESULT([$php_re2c_version (too old)])
1764    fi
1765  fi
1766
1767  case $php_re2c_check in
1768    ""|invalid[)]
1769      if test ! -f "$abs_srcdir/Zend/zend_language_scanner.c"; then
1770        AC_MSG_ERROR([re2c $php_re2c_required_version or newer is required to generate PHP lexers.])
1771      fi
1772
1773      RE2C="exit 0;"
1774      ;;
1775  esac
1776
1777  PHP_SUBST(RE2C)
1778])
1779
1780AC_DEFUN([PHP_PROG_PHP],[
1781  AC_CHECK_PROG(PHP, php, php)
1782
1783  if test -n "$PHP"; then
1784    AC_MSG_CHECKING([for php version])
1785    php_version=$($PHP -v | head -n1 | cut -d ' ' -f 2 | cut -d '-' -f 1)
1786    if test -z "$php_version"; then
1787      php_version=0.0.0
1788    fi
1789    ac_IFS=$IFS; IFS="."
1790    set $php_version
1791    IFS=$ac_IFS
1792    php_version_num=`expr [$]{1:-0} \* 10000 + [$]{2:-0} \* 100 + [$]{3:-0}`
1793    dnl Minimum supported version for gen_stub.php is PHP 7.4.
1794    if test "$php_version_num" -lt 70400; then
1795      AC_MSG_RESULT([$php_version (too old)])
1796      unset PHP
1797    else
1798      AC_MSG_RESULT([$php_version (ok)])
1799    fi
1800  fi
1801  PHP_SUBST(PHP)
1802])
1803
1804dnl ----------------------------------------------------------------------------
1805dnl Common setup macros: PHP_SETUP_<what>
1806dnl ----------------------------------------------------------------------------
1807
1808dnl
1809dnl PHP_SETUP_ICU([shared-add])
1810dnl
1811dnl Common setup macro for ICU.
1812dnl
1813AC_DEFUN([PHP_SETUP_ICU],[
1814  PKG_CHECK_MODULES([ICU], [icu-uc >= 50.1 icu-io icu-i18n])
1815
1816  PHP_EVAL_INCLINE($ICU_CFLAGS)
1817  PHP_EVAL_LIBLINE($ICU_LIBS, $1)
1818
1819  ICU_CFLAGS="$ICU_CFLAGS -DU_NO_DEFAULT_INCLUDE_UTF_HEADERS=1"
1820  ICU_CXXFLAGS="$ICU_CXXFLAGS -DUNISTR_FROM_CHAR_EXPLICIT=explicit -DUNISTR_FROM_STRING_EXPLICIT=explicit"
1821
1822  if test "$PKG_CONFIG icu-io --atleast-version=60"; then
1823    ICU_CFLAGS="$ICU_CFLAGS -DU_HIDE_OBSOLETE_UTF_OLD_H=1"
1824  fi
1825])
1826
1827dnl
1828dnl PHP_SETUP_OPENSSL(shared-add [, action-found [, action-not-found]])
1829dnl
1830dnl Common setup macro for openssl.
1831dnl
1832AC_DEFUN([PHP_SETUP_OPENSSL],[
1833  found_openssl=no
1834
1835  PKG_CHECK_MODULES([OPENSSL], [openssl >= 1.1.1], [found_openssl=yes])
1836
1837  if test "$found_openssl" = "yes"; then
1838    PHP_EVAL_LIBLINE($OPENSSL_LIBS, $1)
1839    PHP_EVAL_INCLINE($OPENSSL_CFLAGS)
1840ifelse([$2],[],:,[$2])
1841ifelse([$3],[],,[else $3])
1842  fi
1843])
1844
1845dnl
1846dnl PHP_SETUP_ICONV(shared-add [, action-found [, action-not-found]])
1847dnl
1848dnl Common setup macro for iconv.
1849dnl
1850AC_DEFUN([PHP_SETUP_ICONV], [
1851  found_iconv=no
1852  unset ICONV_DIR
1853
1854  dnl Check libc first if no path is provided in --with-iconv.
1855  if test "$PHP_ICONV" = "yes"; then
1856    dnl Reset LIBS temporarily as it may have already been included -liconv in.
1857    LIBS_save="$LIBS"
1858    LIBS=
1859    AC_CHECK_FUNC(iconv, [
1860      found_iconv=yes
1861    ],[
1862      AC_CHECK_FUNC(libiconv,[
1863        AC_DEFINE(HAVE_LIBICONV, 1, [ ])
1864        found_iconv=yes
1865      ])
1866    ])
1867    LIBS="$LIBS_save"
1868  fi
1869
1870  dnl Check external libs for iconv funcs.
1871  if test "$found_iconv" = "no"; then
1872
1873    for i in $PHP_ICONV /usr/local /usr; do
1874      if test -r $i/include/gnu-libiconv/iconv.h; then
1875        ICONV_DIR=$i
1876        ICONV_INCLUDE_DIR=$i/include/gnu-libiconv
1877        iconv_lib_name=iconv
1878        break
1879      elif test -r $i/include/iconv.h; then
1880        ICONV_DIR=$i
1881        ICONV_INCLUDE_DIR=$i/include
1882        iconv_lib_name=iconv
1883        break
1884      fi
1885    done
1886
1887    if test -z "$ICONV_DIR"; then
1888      AC_MSG_ERROR([Please specify the install prefix of iconv with --with-iconv=<DIR>])
1889    fi
1890
1891    if test -f $ICONV_DIR/$PHP_LIBDIR/lib$iconv_lib_name.a ||
1892       test -f $ICONV_DIR/$PHP_LIBDIR/lib$iconv_lib_name.$SHLIB_SUFFIX_NAME ||
1893       test -f $ICONV_DIR/$PHP_LIBDIR/lib$iconv_lib_name.tbd
1894    then
1895      PHP_CHECK_LIBRARY($iconv_lib_name, libiconv, [
1896        found_iconv=yes
1897        AC_DEFINE(HAVE_LIBICONV,1,[ ])
1898        AC_DEFINE([ICONV_ALIASED_LIBICONV],1,[iconv() is aliased to libiconv() in -liconv])
1899      ], [
1900        PHP_CHECK_LIBRARY($iconv_lib_name, iconv, [
1901          found_iconv=yes
1902        ], [], [
1903          -L$ICONV_DIR/$PHP_LIBDIR
1904        ])
1905      ], [
1906        -L$ICONV_DIR/$PHP_LIBDIR
1907      ])
1908    fi
1909  fi
1910
1911  if test "$found_iconv" = "yes"; then
1912    AC_DEFINE(HAVE_ICONV,1,[ ])
1913    if test -n "$ICONV_DIR"; then
1914      PHP_ADD_LIBRARY_WITH_PATH($iconv_lib_name, $ICONV_DIR/$PHP_LIBDIR, $1)
1915      PHP_ADD_INCLUDE($ICONV_INCLUDE_DIR)
1916    fi
1917    $2
1918ifelse([$3],[],,[else $3])
1919  fi
1920])
1921
1922dnl
1923dnl PHP_SETUP_LIBXML(shared-add [, action-found])
1924dnl
1925dnl Common setup macro for libxml.
1926dnl
1927AC_DEFUN([PHP_SETUP_LIBXML], [
1928  PKG_CHECK_MODULES([LIBXML], [libxml-2.0 >= 2.9.0])
1929
1930  PHP_EVAL_INCLINE($LIBXML_CFLAGS)
1931  PHP_EVAL_LIBLINE($LIBXML_LIBS, $1)
1932
1933  AC_DEFINE(HAVE_LIBXML, 1, [ ])
1934
1935  $2
1936])
1937
1938dnl
1939dnl PHP_SETUP_EXPAT([shared-add])
1940dnl
1941dnl Common setup macro for expat.
1942dnl
1943AC_DEFUN([PHP_SETUP_EXPAT], [
1944  PKG_CHECK_MODULES([EXPAT], [expat])
1945
1946  PHP_EVAL_INCLINE($EXPAT_CFLAGS)
1947  PHP_EVAL_LIBLINE($EXPAT_LIBS, $1)
1948
1949  AC_DEFINE(HAVE_LIBEXPAT, 1, [ ])
1950])
1951
1952dnl ----------------------------------------------------------------------------
1953dnl Misc. macros
1954dnl ----------------------------------------------------------------------------
1955
1956dnl
1957dnl PHP_INSTALL_HEADERS(path [, file ...])
1958dnl
1959dnl PHP header files to be installed.
1960dnl
1961AC_DEFUN([PHP_INSTALL_HEADERS],[
1962  ifelse([$2],[],[
1963    for header_file in $1; do
1964      PHP_RUN_ONCE(INSTALLHEADERS, $header_file, [
1965        INSTALL_HEADERS="$INSTALL_HEADERS $header_file"
1966      ])
1967    done
1968  ], [
1969    header_path=$1
1970    for header_file in $2; do
1971      hp_hf="$header_path/$header_file"
1972      PHP_RUN_ONCE(INSTALLHEADERS, $hp_hf, [
1973        INSTALL_HEADERS="$INSTALL_HEADERS $hp_hf"
1974      ])
1975    done
1976  ])
1977])
1978
1979dnl
1980dnl PHP_AP_EXTRACT_VERSION(/path/httpd)
1981dnl
1982dnl This macro is used to get a comparable version for Apache.
1983dnl
1984AC_DEFUN([PHP_AP_EXTRACT_VERSION],[
1985  ac_output=`$1 -v 2>&1 | grep version | $SED -e 's/Oracle-HTTP-//'`
1986  ac_IFS=$IFS
1987IFS="- /.
1988"
1989  set $ac_output
1990  IFS=$ac_IFS
1991
1992  APACHE_VERSION=`expr [$]4 \* 1000000 + [$]5 \* 1000 + [$]6`
1993])
1994
1995dnl
1996dnl PHP_CONFIG_NICE(filename)
1997dnl
1998dnl This macro creates script file with given filename which includes the last
1999dnl configure command run by user. This file is named 'config.nice' in PHP.
2000dnl
2001AC_DEFUN([PHP_CONFIG_NICE],[
2002  AC_REQUIRE([AC_PROG_EGREP])
2003  AC_REQUIRE([AC_PROG_SED])
2004  PHP_SUBST_OLD(EGREP)
2005  PHP_SUBST_OLD(SED)
2006  test -f $1 && mv $1 $1.old
2007  rm -f $1.old
2008  cat >$1<<EOF
2009#! /bin/sh
2010#
2011# Created by configure
2012
2013EOF
2014
2015  clean_configure_args=$ac_configure_args
2016  for var in CFLAGS CXXFLAGS CPPFLAGS LDFLAGS EXTRA_LDFLAGS_PROGRAM LIBS CC CXX; do
2017    eval val=\$$var
2018    if test -n "$val"; then
2019      echo "$var='$val' \\" >> $1
2020      if test `expr "X$ac_configure_args" : ".*${var}.*"` != 0; then
2021        clean_configure_args=$(echo $clean_configure_args | sed -e "s#'$var=$val'##")
2022      fi
2023    fi
2024  done
2025
2026  echo "'[$]0' \\" >> $1
2027  if test `expr " [$]0" : " '.*"` = 0; then
2028    CONFIGURE_COMMAND="$CONFIGURE_COMMAND '[$]0'"
2029  else
2030    CONFIGURE_COMMAND="$CONFIGURE_COMMAND [$]0"
2031  fi
2032  CONFIGURE_ARGS="$clean_configure_args"
2033  while test "X$CONFIGURE_ARGS" != "X";
2034  do
2035   if CURRENT_ARG=`expr "X$CONFIGURE_ARGS" : "X *\('[[^']]*'\)"`
2036   then
2037     CONFIGURE_ARGS=`expr "X$CONFIGURE_ARGS" : "X *'[[^']]*' \(.*\)"`
2038   elif CURRENT_ARG=`expr "X$CONFIGURE_ARGS" : "X *\([[^ ]]*\)"`
2039   then
2040     CONFIGURE_ARGS=`expr "X$CONFIGURE_ARGS" : "X *[[^ ]]* \(.*\)"`
2041     CURRENT_ARG="'$CURRENT_ARG'"
2042   else
2043    break
2044   fi
2045   AS_ECHO(["$CURRENT_ARG \\"]) >>$1
2046   CONFIGURE_OPTIONS="$CONFIGURE_OPTIONS $CURRENT_ARG"
2047  done
2048  echo '"[$]@"' >> $1
2049  chmod +x $1
2050  CONFIGURE_COMMAND="$CONFIGURE_COMMAND $CONFIGURE_OPTIONS"
2051  PHP_SUBST_OLD(CONFIGURE_COMMAND)
2052  PHP_SUBST_OLD(CONFIGURE_OPTIONS)
2053])
2054
2055dnl
2056dnl PHP_CHECK_PDO_INCLUDES([found [, not-found]])
2057dnl
2058AC_DEFUN([PHP_CHECK_PDO_INCLUDES],[
2059  AC_CACHE_CHECK([for PDO includes], pdo_cv_inc_path, [
2060    if test -f $abs_srcdir/ext/pdo/php_pdo_driver.h; then
2061      pdo_cv_inc_path=$abs_srcdir/ext
2062    elif test -f $phpincludedir/ext/pdo/php_pdo_driver.h; then
2063      pdo_cv_inc_path=$phpincludedir/ext
2064    fi
2065  ])
2066  if test -n "$pdo_cv_inc_path"; then
2067ifelse([$1],[],:,[$1])
2068  else
2069ifelse([$2],[],[AC_MSG_ERROR([Cannot find php_pdo_driver.h.])],[$2])
2070  fi
2071])
2072
2073dnl
2074dnl PHP_DETECT_ICC
2075dnl
2076dnl Detect Intel C++ Compiler and unset $GCC if ICC found.
2077dnl
2078AC_DEFUN([PHP_DETECT_ICC],
2079[
2080  ICC="no"
2081  AC_MSG_CHECKING([for icc])
2082  AC_EGREP_CPP([^__INTEL_COMPILER], [__INTEL_COMPILER],
2083    ICC="no"
2084    AC_MSG_RESULT([no]),
2085    ICC="yes"
2086    GCC="no"
2087    AC_MSG_RESULT([yes])
2088  )
2089])
2090
2091dnl
2092dnl PHP_DETECT_SUNCC
2093dnl
2094dnl Detect if the systems default compiler is suncc. We also set some useful
2095dnl CFLAGS if the user didn't set any.
2096dnl
2097AC_DEFUN([PHP_DETECT_SUNCC],[
2098  SUNCC="no"
2099  AC_MSG_CHECKING([for suncc])
2100  AC_EGREP_CPP([^__SUNPRO_C], [__SUNPRO_C],
2101    SUNCC="no"
2102    AC_MSG_RESULT([no]),
2103    SUNCC="yes"
2104    GCC="no"
2105    test -n "$auto_cflags" && CFLAGS="-O -xs -xstrconst -zlazyload"
2106    GCC=""
2107    AC_MSG_RESULT([yes])
2108  )
2109])
2110
2111dnl
2112dnl PHP_CRYPT_R_STYLE
2113dnl
2114dnl Detect the style of crypt_r() if any is available.
2115dnl See APR_CHECK_CRYPT_R_STYLE() for original version.
2116dnl
2117AC_DEFUN([PHP_CRYPT_R_STYLE],
2118[
2119  AC_CACHE_CHECK([which data struct is used by crypt_r], php_cv_crypt_r_style,[
2120    php_cv_crypt_r_style=none
2121    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2122#define _REENTRANT 1
2123#include <crypt.h>
2124]], [[
2125CRYPTD buffer;
2126crypt_r("passwd", "hash", &buffer);
2127]])],[php_cv_crypt_r_style=cryptd],[])
2128
2129    if test "$php_cv_crypt_r_style" = "none"; then
2130      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2131#define _REENTRANT 1
2132#include <crypt.h>
2133]],[[
2134struct crypt_data buffer;
2135crypt_r("passwd", "hash", &buffer);
2136]])],[php_cv_crypt_r_style=struct_crypt_data],[])
2137    fi
2138
2139    if test "$php_cv_crypt_r_style" = "none"; then
2140      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2141#define _REENTRANT 1
2142#ifndef _GNU_SOURCE
2143#define _GNU_SOURCE
2144#endif
2145#include <crypt.h>
2146]],[[
2147struct crypt_data buffer;
2148crypt_r("passwd", "hash", &buffer);
2149]])],[php_cv_crypt_r_style=struct_crypt_data_gnu_source],[])
2150    fi
2151
2152    if test "$php_cv_crypt_r_style" = "none"; then
2153      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2154#include <stdlib.h>
2155#include <unistd.h>
2156]],[[
2157struct crypt_data buffer;
2158crypt_r("passwd", "hash", &buffer);
2159]])],[php_cv_crypt_r_style=struct_crypt_data],[])
2160    fi
2161    ])
2162
2163  if test "$php_cv_crypt_r_style" = "cryptd"; then
2164    AC_DEFINE(CRYPT_R_CRYPTD, 1, [Define if crypt_r has uses CRYPTD])
2165  fi
2166  if test "$php_cv_crypt_r_style" = "struct_crypt_data" || test "$php_cv_crypt_r_style" = "struct_crypt_data_gnu_source"; then
2167    AC_DEFINE(CRYPT_R_STRUCT_CRYPT_DATA, 1, [Define if crypt_r uses struct crypt_data])
2168  fi
2169  if test "$php_cv_crypt_r_style" = "struct_crypt_data_gnu_source"; then
2170    AC_DEFINE(CRYPT_R_GNU_SOURCE, 1, [Define if struct crypt_data requires _GNU_SOURCE])
2171  fi
2172  if test "$php_cv_crypt_r_style" = "none"; then
2173    AC_MSG_ERROR([Unable to detect data struct used by crypt_r])
2174  fi
2175])
2176
2177dnl
2178dnl PHP_TEST_WRITE_STDOUT
2179dnl
2180AC_DEFUN([PHP_TEST_WRITE_STDOUT],[
2181  AC_CACHE_CHECK(whether writing to stdout works,ac_cv_write_stdout,[
2182    AC_RUN_IFELSE([AC_LANG_SOURCE([[
2183#ifdef HAVE_UNISTD_H
2184#include <unistd.h>
2185#endif
2186
2187#define TEXT "This is the test message -- "
2188
2189int main(void)
2190{
2191  int n;
2192
2193  n = write(1, TEXT, sizeof(TEXT)-1);
2194  return (!(n == sizeof(TEXT)-1));
2195}
2196    ]])],[
2197      ac_cv_write_stdout=yes
2198    ],[
2199      ac_cv_write_stdout=no
2200    ],[
2201      case $host_alias in
2202        *linux*|*midipix)
2203          ac_cv_write_stdout=yes
2204          ;;
2205        *)
2206          ac_cv_write_stdout=no
2207          ;;
2208      esac
2209    ])
2210  ])
2211  if test "$ac_cv_write_stdout" = "yes"; then
2212    AC_DEFINE(PHP_WRITE_STDOUT, 1, [whether write(2) works])
2213  fi
2214])
2215
2216dnl
2217dnl PHP_INIT_DTRACE(providerdesc, header-file, sources [, module])
2218dnl
2219AC_DEFUN([PHP_INIT_DTRACE],[
2220dnl Set paths properly when called from extension.
2221  case "$4" in
2222    ""[)] ac_srcdir="$abs_srcdir/"; unset ac_bdir;;
2223    /*[)] ac_srcdir=`echo "$4"|cut -c 2-`"/"; ac_bdir=$ac_srcdir;;
2224    *[)] ac_srcdir="$abs_srcdir/$1/"; ac_bdir="$4/";;
2225  esac
2226
2227dnl providerdesc.
2228  ac_provsrc=$1
2229  old_IFS=[$]IFS
2230  IFS=.
2231  set $ac_provsrc
2232  ac_provobj=[$]1
2233  IFS=$old_IFS
2234
2235dnl header-file.
2236  ac_hdrobj=$2
2237
2238dnl Add providerdesc.o or .lo into global objects when needed.
2239  case $host_alias in
2240  *freebsd*)
2241    PHP_GLOBAL_OBJS="[$]PHP_GLOBAL_OBJS [$]ac_bdir[$]ac_provsrc.lo"
2242    PHP_LDFLAGS="$PHP_LDFLAGS -lelf"
2243    ;;
2244  *solaris*)
2245    PHP_GLOBAL_OBJS="[$]PHP_GLOBAL_OBJS [$]ac_bdir[$]ac_provsrc.lo"
2246    ;;
2247  *linux*)
2248    PHP_GLOBAL_OBJS="[$]PHP_GLOBAL_OBJS [$]ac_bdir[$]ac_provsrc.lo"
2249    ;;
2250  esac
2251
2252dnl DTrace objects.
2253  old_IFS=[$]IFS
2254  for ac_src in $3; do
2255    IFS=.
2256    set $ac_src
2257    ac_obj=[$]1
2258    IFS=$old_IFS
2259
2260    PHP_DTRACE_OBJS="[$]PHP_DTRACE_OBJS [$]ac_bdir[$]ac_obj.lo"
2261  done;
2262
2263  case [$]php_sapi_module in
2264  shared[)]
2265    for ac_lo in $PHP_DTRACE_OBJS; do
2266      dtrace_objs="[$]dtrace_objs `echo $ac_lo | $SED -e 's,\.lo$,.o,' -e 's#\(.*\)\/#\1\/.libs\/#'`"
2267    done;
2268    ;;
2269  *[)]
2270    dtrace_objs='$(PHP_DTRACE_OBJS:.lo=.o)'
2271    ;;
2272  esac
2273
2274dnl Generate Makefile.objects entries. The empty $ac_provsrc command stops an
2275dnl implicit circular dependency in GNU Make which causes the .d file to be
2276dnl overwritten (Bug 61268).
2277  cat>>Makefile.objects<<EOF
2278
2279$abs_srcdir/$ac_provsrc:;
2280
2281$ac_bdir[$]ac_hdrobj: $abs_srcdir/$ac_provsrc
2282	CC="\$(CC)" CFLAGS="\$(CFLAGS_CLEAN)" dtrace -h -C -s $ac_srcdir[$]ac_provsrc -o \$[]@.bak && \$(SED) -e 's,PHP_,DTRACE_,g' \$[]@.bak > \$[]@
2283
2284\$(PHP_DTRACE_OBJS): $ac_bdir[$]ac_hdrobj
2285
2286EOF
2287
2288  case $host_alias in
2289  *solaris*|*linux*|*freebsd*)
2290    dtrace_prov_name="`echo $ac_provsrc | $SED -e 's#\(.*\)\/##'`.o"
2291    dtrace_lib_dir="`echo $ac_bdir[$]ac_provsrc | $SED -e 's#\(.*\)/[^/]*#\1#'`/.libs"
2292    dtrace_d_obj="`echo $ac_bdir[$]ac_provsrc | $SED -e 's#\(.*\)/\([^/]*\)#\1/.libs/\2#'`.o"
2293    dtrace_nolib_objs='$(PHP_DTRACE_OBJS:.lo=.o)'
2294    for ac_lo in $PHP_DTRACE_OBJS; do
2295      dtrace_lib_objs="[$]dtrace_lib_objs `echo $ac_lo | $SED -e 's,\.lo$,.o,' -e 's#\(.*\)\/#\1\/.libs\/#'`"
2296    done;
2297    dnl Always attempt to create both PIC and non-PIC DTrace objects (Bug 63692)
2298    cat>>Makefile.objects<<EOF
2299$ac_bdir[$]ac_provsrc.lo: \$(PHP_DTRACE_OBJS)
2300	echo "[#] Generated by Makefile for libtool" > \$[]@
2301	@test -d "$dtrace_lib_dir" || mkdir $dtrace_lib_dir
2302	if CC="\$(CC)" CFLAGS="\$(CFLAGS_CLEAN)" dtrace -G -o $dtrace_d_obj -s $abs_srcdir/$ac_provsrc $dtrace_lib_objs 2> /dev/null && test -f "$dtrace_d_obj"; then [\\]
2303	  echo "pic_object=['].libs/$dtrace_prov_name[']" >> \$[]@ [;\\]
2304	else [\\]
2305	  echo "pic_object='none'" >> \$[]@ [;\\]
2306	fi
2307	if CC="\$(CC)" CFLAGS="\$(CFLAGS_CLEAN)" dtrace -G -o $ac_bdir[$]ac_provsrc.o -s $abs_srcdir/$ac_provsrc $dtrace_nolib_objs 2> /dev/null && test -f "$ac_bdir[$]ac_provsrc.o"; then [\\]
2308	  echo "non_pic_object=[']$dtrace_prov_name[']" >> \$[]@ [;\\]
2309	else [\\]
2310	  echo "non_pic_object='none'" >> \$[]@ [;\\]
2311	fi
2312
2313EOF
2314
2315    ;;
2316  *)
2317cat>>Makefile.objects<<EOF
2318$ac_bdir[$]ac_provsrc.o: \$(PHP_DTRACE_OBJS)
2319	CC="\$(CC)" CFLAGS="\$(CFLAGS_CLEAN)" dtrace -G -o \$[]@ -s $abs_srcdir/$ac_provsrc $dtrace_objs
2320
2321EOF
2322    ;;
2323  esac
2324])
2325
2326dnl
2327dnl PHP_CHECK_STDINT_TYPES
2328dnl
2329AC_DEFUN([PHP_CHECK_STDINT_TYPES], [
2330  AC_CHECK_SIZEOF([int])
2331  AC_CHECK_SIZEOF([long])
2332  AC_CHECK_SIZEOF([long long])
2333  AC_CHECK_SIZEOF([size_t])
2334  AC_CHECK_SIZEOF([off_t])
2335])
2336
2337dnl
2338dnl PHP_CHECK_BUILTIN_EXPECT
2339dnl
2340AC_DEFUN([PHP_CHECK_BUILTIN_EXPECT], [
2341  AC_MSG_CHECKING([for __builtin_expect])
2342
2343  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2344    return __builtin_expect(1,1) ? 1 : 0;
2345  ]])], [
2346    have_builtin_expect=1
2347    AC_MSG_RESULT([yes])
2348  ], [
2349    have_builtin_expect=0
2350    AC_MSG_RESULT([no])
2351  ])
2352
2353  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_EXPECT], [$have_builtin_expect], [Whether the compiler supports __builtin_expect])
2354])
2355
2356dnl
2357dnl PHP_CHECK_BUILTIN_UNREACHABLE
2358dnl
2359AC_DEFUN([PHP_CHECK_BUILTIN_UNREACHABLE], [
2360  AC_MSG_CHECKING([for __builtin_unreachable])
2361
2362  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2363    __builtin_unreachable();
2364  ]])], [
2365    have_builtin_unreachable=1
2366    AC_MSG_RESULT([yes])
2367  ], [
2368    have_builtin_unreachable=0
2369    AC_MSG_RESULT([no])
2370  ])
2371
2372  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_UNREACHABLE], [$have_builtin_unreachable], [Whether the compiler supports __builtin_unreachable])
2373])
2374
2375dnl
2376dnl PHP_CHECK_BUILTIN_CLZ
2377dnl
2378AC_DEFUN([PHP_CHECK_BUILTIN_CLZ], [
2379  AC_MSG_CHECKING([for __builtin_clz])
2380
2381  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2382    return __builtin_clz(1) ? 1 : 0;
2383  ]])], [
2384    have_builtin_clz=1
2385    AC_MSG_RESULT([yes])
2386  ], [
2387    have_builtin_clz=0
2388    AC_MSG_RESULT([no])
2389  ])
2390
2391  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CLZ], [$have_builtin_clz], [Whether the compiler supports __builtin_clz])
2392])
2393
2394dnl
2395dnl PHP_CHECK_BUILTIN_CLZL
2396dnl
2397AC_DEFUN([PHP_CHECK_BUILTIN_CLZL], [
2398  AC_MSG_CHECKING([for __builtin_clzl])
2399
2400  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2401    return __builtin_clzl(1) ? 1 : 0;
2402  ]])], [
2403    have_builtin_clzl=1
2404    AC_MSG_RESULT([yes])
2405  ], [
2406    have_builtin_clzl=0
2407    AC_MSG_RESULT([no])
2408  ])
2409
2410  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CLZL], [$have_builtin_clzl], [Whether the compiler supports __builtin_clzl])
2411])
2412
2413dnl
2414dnl PHP_CHECK_BUILTIN_CLZLL
2415dnl
2416AC_DEFUN([PHP_CHECK_BUILTIN_CLZLL], [
2417  AC_MSG_CHECKING([for __builtin_clzll])
2418
2419  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2420    return __builtin_clzll(1) ? 1 : 0;
2421  ]])], [
2422    have_builtin_clzll=1
2423    AC_MSG_RESULT([yes])
2424  ], [
2425    have_builtin_clzll=0
2426    AC_MSG_RESULT([no])
2427  ])
2428
2429  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CLZLL], [$have_builtin_clzll], [Whether the compiler supports __builtin_clzll])
2430])
2431
2432dnl
2433dnl PHP_CHECK_BUILTIN_CTZL
2434dnl
2435AC_DEFUN([PHP_CHECK_BUILTIN_CTZL], [
2436  AC_MSG_CHECKING([for __builtin_ctzl])
2437
2438  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2439    return __builtin_ctzl(2L) ? 1 : 0;
2440  ]])], [
2441    have_builtin_ctzl=1
2442    AC_MSG_RESULT([yes])
2443  ], [
2444    have_builtin_ctzl=0
2445    AC_MSG_RESULT([no])
2446  ])
2447
2448  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CTZL], [$have_builtin_ctzl], [Whether the compiler supports __builtin_ctzl])
2449])
2450
2451dnl
2452dnl PHP_CHECK_BUILTIN_CTZLL
2453dnl
2454AC_DEFUN([PHP_CHECK_BUILTIN_CTZLL], [
2455  AC_MSG_CHECKING([for __builtin_ctzll])
2456
2457  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2458    return __builtin_ctzll(2LL) ? 1 : 0;
2459  ]])], [
2460    have_builtin_ctzll=1
2461    AC_MSG_RESULT([yes])
2462  ], [
2463    have_builtin_ctzll=0
2464    AC_MSG_RESULT([no])
2465  ])
2466
2467  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CTZLL], [$have_builtin_ctzll], [Whether the compiler supports __builtin_ctzll])
2468])
2469
2470dnl
2471dnl PHP_CHECK_BUILTIN_SMULL_OVERFLOW
2472dnl
2473AC_DEFUN([PHP_CHECK_BUILTIN_SMULL_OVERFLOW], [
2474  AC_MSG_CHECKING([for __builtin_smull_overflow])
2475
2476  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2477    long tmpvar;
2478    return __builtin_smull_overflow(3, 7, &tmpvar);
2479  ]])], [
2480    have_builtin_smull_overflow=1
2481    AC_MSG_RESULT([yes])
2482  ], [
2483    have_builtin_smull_overflow=0
2484    AC_MSG_RESULT([no])
2485  ])
2486
2487  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_SMULL_OVERFLOW],
2488   [$have_builtin_smull_overflow], [Whether the compiler supports __builtin_smull_overflow])
2489])
2490
2491dnl
2492dnl PHP_CHECK_BUILTIN_SMULLL_OVERFLOW
2493dnl
2494AC_DEFUN([PHP_CHECK_BUILTIN_SMULLL_OVERFLOW], [
2495  AC_MSG_CHECKING([for __builtin_smulll_overflow])
2496
2497  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2498    long long tmpvar;
2499    return __builtin_smulll_overflow(3, 7, &tmpvar);
2500  ]])], [
2501    have_builtin_smulll_overflow=1
2502    AC_MSG_RESULT([yes])
2503  ], [
2504    have_builtin_smulll_overflow=0
2505    AC_MSG_RESULT([no])
2506  ])
2507
2508  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_SMULLL_OVERFLOW],
2509   [$have_builtin_smulll_overflow], [Whether the compiler supports __builtin_smulll_overflow])
2510])
2511
2512dnl
2513dnl PHP_CHECK_BUILTIN_SADDL_OVERFLOW
2514dnl
2515AC_DEFUN([PHP_CHECK_BUILTIN_SADDL_OVERFLOW], [
2516  AC_MSG_CHECKING([for __builtin_saddl_overflow])
2517
2518  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2519    long tmpvar;
2520    return __builtin_saddl_overflow(3, 7, &tmpvar);
2521  ]])], [
2522    have_builtin_saddl_overflow=1
2523    AC_MSG_RESULT([yes])
2524  ], [
2525    have_builtin_saddl_overflow=0
2526    AC_MSG_RESULT([no])
2527  ])
2528
2529  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_SADDL_OVERFLOW],
2530   [$have_builtin_saddl_overflow], [Whether the compiler supports __builtin_saddl_overflow])
2531])
2532
2533dnl
2534dnl PHP_CHECK_BUILTIN_SADDLL_OVERFLOW
2535dnl
2536AC_DEFUN([PHP_CHECK_BUILTIN_SADDLL_OVERFLOW], [
2537  AC_MSG_CHECKING([for __builtin_saddll_overflow])
2538
2539  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2540    long long tmpvar;
2541    return __builtin_saddll_overflow(3, 7, &tmpvar);
2542  ]])], [
2543    have_builtin_saddll_overflow=1
2544    AC_MSG_RESULT([yes])
2545  ], [
2546    have_builtin_saddll_overflow=0
2547    AC_MSG_RESULT([no])
2548  ])
2549
2550  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_SADDLL_OVERFLOW],
2551   [$have_builtin_saddll_overflow], [Whether the compiler supports __builtin_saddll_overflow])
2552])
2553
2554dnl
2555dnl PHP_CHECK_BUILTIN_USUB_OVERFLOW
2556dnl
2557AC_DEFUN([PHP_CHECK_BUILTIN_USUB_OVERFLOW], [
2558  AC_MSG_CHECKING([for __builtin_usub_overflow])
2559
2560  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2561    unsigned int tmpvar;
2562    return __builtin_usub_overflow(3, 7, &tmpvar);
2563  ]])], [
2564    have_builtin_usub_overflow=1
2565    AC_MSG_RESULT([yes])
2566  ], [
2567    have_builtin_usub_overflow=0
2568    AC_MSG_RESULT([no])
2569  ])
2570
2571  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_USUB_OVERFLOW],
2572   [$have_builtin_usub_overflow], [Whether the compiler supports __builtin_usub_overflow])
2573])
2574
2575dnl
2576dnl PHP_CHECK_BUILTIN_SSUBL_OVERFLOW
2577dnl
2578AC_DEFUN([PHP_CHECK_BUILTIN_SSUBL_OVERFLOW], [
2579  AC_MSG_CHECKING([for __builtin_ssubl_overflow])
2580
2581  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2582    long tmpvar;
2583    return __builtin_ssubl_overflow(3, 7, &tmpvar);
2584  ]])], [
2585    have_builtin_ssubl_overflow=1
2586    AC_MSG_RESULT([yes])
2587  ], [
2588    have_builtin_ssubl_overflow=0
2589    AC_MSG_RESULT([no])
2590  ])
2591
2592  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_SSUBL_OVERFLOW],
2593   [$have_builtin_ssubl_overflow], [Whether the compiler supports __builtin_ssubl_overflow])
2594])
2595
2596dnl
2597dnl PHP_CHECK_BUILTIN_SSUBLL_OVERFLOW
2598dnl
2599AC_DEFUN([PHP_CHECK_BUILTIN_SSUBLL_OVERFLOW], [
2600  AC_MSG_CHECKING([for __builtin_ssubll_overflow])
2601
2602  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2603    long long tmpvar;
2604    return __builtin_ssubll_overflow(3, 7, &tmpvar);
2605  ]])], [
2606    have_builtin_ssubll_overflow=1
2607    AC_MSG_RESULT([yes])
2608  ], [
2609    have_builtin_ssubll_overflow=0
2610    AC_MSG_RESULT([no])
2611  ])
2612
2613  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_SSUBLL_OVERFLOW],
2614   [$have_builtin_ssubll_overflow], [Whether the compiler supports __builtin_ssubll_overflow])
2615])
2616
2617dnl
2618dnl PHP_CHECK_BUILTIN_CPU_INIT
2619dnl
2620AC_DEFUN([PHP_CHECK_BUILTIN_CPU_INIT], [
2621  AC_MSG_CHECKING([for __builtin_cpu_init])
2622
2623  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2624    __builtin_cpu_init();
2625  ]])], [
2626    have_builtin_cpu_init=1
2627    AC_MSG_RESULT([yes])
2628  ], [
2629    have_builtin_cpu_init=0
2630    AC_MSG_RESULT([no])
2631  ])
2632
2633  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CPU_INIT],
2634   [$have_builtin_cpu_init], [Whether the compiler supports __builtin_cpu_init])
2635])
2636
2637dnl
2638dnl PHP_CHECK_BUILTIN_CPU_SUPPORTS
2639dnl
2640AC_DEFUN([PHP_CHECK_BUILTIN_CPU_SUPPORTS], [
2641  AC_MSG_CHECKING([for __builtin_cpu_supports])
2642
2643  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2644    return __builtin_cpu_supports("sse")? 1 : 0;
2645  ]])], [
2646    have_builtin_cpu_supports=1
2647    AC_MSG_RESULT([yes])
2648  ], [
2649    have_builtin_cpu_supports=0
2650    AC_MSG_RESULT([no])
2651  ])
2652
2653  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_CPU_SUPPORTS],
2654   [$have_builtin_cpu_supports], [Whether the compiler supports __builtin_cpu_supports])
2655])
2656
2657dnl
2658dnl PHP_CHECK_BUILTIN_FRAME_ADDRESS
2659dnl
2660AC_DEFUN([PHP_CHECK_BUILTIN_FRAME_ADDRESS], [
2661  AC_MSG_CHECKING([for __builtin_frame_address])
2662
2663  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[
2664    return __builtin_frame_address(0) != (void*)0;
2665  ]])], [
2666    have_builtin_frame_address=1
2667    AC_MSG_RESULT([yes])
2668  ], [
2669    have_builtin_frame_address=0
2670    AC_MSG_RESULT([no])
2671  ])
2672
2673  AC_DEFINE_UNQUOTED([PHP_HAVE_BUILTIN_FRAME_ADDRESS],
2674   [$have_builtin_frame_address], [Whether the compiler supports __builtin_frame_address])
2675])
2676
2677dnl
2678dnl PHP_PATCH_CONFIG_HEADERS([FILE])
2679dnl
2680dnl PACKAGE_* symbols are automatically defined by Autoconf. When including
2681dnl configuration header, warnings about redefined symbols are emitted for such
2682dnl symbols if they are defined by multiple libraries. This disables all
2683dnl PACKAGE_* symbols in the generated configuration header template FILE. For
2684dnl example, main/php_config.h.in for PHP or config.h.in for PHP extensions.
2685dnl
2686AC_DEFUN([PHP_PATCH_CONFIG_HEADERS], [
2687  AC_MSG_NOTICE([patching $1])
2688
2689  $SED -e 's/^#undef PACKAGE_[^ ]*/\/\* & \*\//g' < $srcdir/$1 \
2690    > $srcdir/$1.tmp && mv $srcdir/$1.tmp $srcdir/$1
2691])
2692
2693dnl
2694dnl PHP_CHECK_AVX512_SUPPORTS
2695dnl
2696AC_DEFUN([PHP_CHECK_AVX512_SUPPORTS], [
2697  AC_MSG_CHECKING([for avx512 supports in compiler])
2698  save_CFLAGS="$CFLAGS"
2699  CFLAGS="-mavx512f -mavx512cd -mavx512vl -mavx512dq -mavx512bw $CFLAGS"
2700
2701  AC_LINK_IFELSE([AC_LANG_SOURCE([[
2702    #include <immintrin.h>
2703      int main(void) {
2704        __m512i mask = _mm512_set1_epi32(0x1);
2705        char out[32];
2706        _mm512_storeu_si512(out, _mm512_shuffle_epi8(mask, mask));
2707        return 0;
2708    }]])], [
2709    have_avx512_supports=1
2710    AC_MSG_RESULT([yes])
2711  ], [
2712    have_avx512_supports=0
2713    AC_MSG_RESULT([no])
2714  ])
2715
2716  CFLAGS="$save_CFLAGS"
2717
2718  AC_DEFINE_UNQUOTED([PHP_HAVE_AVX512_SUPPORTS],
2719   [$have_avx512_supports], [Whether the compiler supports AVX512])
2720])
2721
2722dnl
2723dnl PHP_CHECK_AVX512_VBMI_SUPPORTS
2724dnl
2725AC_DEFUN([PHP_CHECK_AVX512_VBMI_SUPPORTS], [
2726  AC_MSG_CHECKING([for avx512 vbmi supports in compiler])
2727  save_CFLAGS="$CFLAGS"
2728  CFLAGS="-mavx512f -mavx512cd -mavx512vl -mavx512dq -mavx512bw -mavx512vbmi $CFLAGS"
2729  AC_LINK_IFELSE([AC_LANG_SOURCE([[
2730    #include <immintrin.h>
2731      int main(void) {
2732        __m512i mask = _mm512_set1_epi32(0x1);
2733        char out[32];
2734        _mm512_storeu_si512(out, _mm512_permutexvar_epi8(mask, mask));
2735        return 0;
2736    }]])], [
2737    have_avx512_vbmi_supports=1
2738    AC_MSG_RESULT([yes])
2739  ], [
2740    have_avx512_vbmi_supports=0
2741    AC_MSG_RESULT([no])
2742  ])
2743  CFLAGS="$save_CFLAGS"
2744  AC_DEFINE_UNQUOTED([PHP_HAVE_AVX512_VBMI_SUPPORTS],
2745   [$have_avx512_vbmi_supports], [Whether the compiler supports AVX512 VBMI])
2746])
2747