xref: /PHP-7.4/ext/skeleton/config.m4.in (revision 72fe2b16)
1dnl config.m4 for extension %EXTNAME%
2
3dnl Comments in this file start with the string 'dnl'.
4dnl Remove where necessary.
5
6dnl If your extension references something external, use 'with':
7
8dnl PHP_ARG_WITH([%EXTNAME%],
9dnl   [for %EXTNAME% support],
10dnl   [AS_HELP_STRING([--with-%EXTNAME%],
11dnl     [Include %EXTNAME% support])])
12
13dnl Otherwise use 'enable':
14
15PHP_ARG_ENABLE([%EXTNAME%],
16  [whether to enable %EXTNAME% support],
17  [AS_HELP_STRING([--enable-%EXTNAME%],
18    [Enable %EXTNAME% support])],
19  [no])
20
21if test "$PHP_%EXTNAMECAPS%" != "no"; then
22  dnl Write more examples of tests here...
23
24  dnl Remove this code block if the library does not support pkg-config.
25  dnl PKG_CHECK_MODULES([LIBFOO], [foo])
26  dnl PHP_EVAL_INCLINE($LIBFOO_CFLAGS)
27  dnl PHP_EVAL_LIBLINE($LIBFOO_LIBS, %EXTNAMECAPS%_SHARED_LIBADD)
28
29  dnl If you need to check for a particular library version using PKG_CHECK_MODULES,
30  dnl you can use comparison operators. For example:
31  dnl PKG_CHECK_MODULES([LIBFOO], [foo >= 1.2.3])
32  dnl PKG_CHECK_MODULES([LIBFOO], [foo < 3.4])
33  dnl PKG_CHECK_MODULES([LIBFOO], [foo = 1.2.3])
34
35  dnl Remove this code block if the library supports pkg-config.
36  dnl --with-%EXTNAME% -> check with-path
37  dnl SEARCH_PATH="/usr/local /usr"     # you might want to change this
38  dnl SEARCH_FOR="/include/%EXTNAME%.h"  # you most likely want to change this
39  dnl if test -r $PHP_%EXTNAMECAPS%/$SEARCH_FOR; then # path given as parameter
40  dnl   %EXTNAMECAPS%_DIR=$PHP_%EXTNAMECAPS%
41  dnl else # search default path list
42  dnl   AC_MSG_CHECKING([for %EXTNAME% files in default path])
43  dnl   for i in $SEARCH_PATH ; do
44  dnl     if test -r $i/$SEARCH_FOR; then
45  dnl       %EXTNAMECAPS%_DIR=$i
46  dnl       AC_MSG_RESULT(found in $i)
47  dnl     fi
48  dnl   done
49  dnl fi
50  dnl
51  dnl if test -z "$%EXTNAMECAPS%_DIR"; then
52  dnl   AC_MSG_RESULT([not found])
53  dnl   AC_MSG_ERROR([Please reinstall the %EXTNAME% distribution])
54  dnl fi
55
56  dnl Remove this code block if the library supports pkg-config.
57  dnl --with-%EXTNAME% -> add include path
58  dnl PHP_ADD_INCLUDE($%EXTNAMECAPS%_DIR/include)
59
60  dnl Remove this code block if the library supports pkg-config.
61  dnl --with-%EXTNAME% -> check for lib and symbol presence
62  dnl LIBNAME=%EXTNAMECAPS% # you may want to change this
63  dnl LIBSYMBOL=%EXTNAMECAPS% # you most likely want to change this
64
65  dnl If you need to check for a particular library function (e.g. a conditional
66  dnl or version-dependent feature) and you are using pkg-config:
67  dnl PHP_CHECK_LIBRARY($LIBNAME, $LIBSYMBOL,
68  dnl [
69  dnl   AC_DEFINE(HAVE_%EXTNAMECAPS%_FEATURE, 1, [ ])
70  dnl ],[
71  dnl   AC_MSG_ERROR([FEATURE not supported by your %EXTNAME% library.])
72  dnl ], [
73  dnl   $LIBFOO_LIBS
74  dnl ])
75
76  dnl If you need to check for a particular library function (e.g. a conditional
77  dnl or version-dependent feature) and you are not using pkg-config:
78  dnl PHP_CHECK_LIBRARY($LIBNAME, $LIBSYMBOL,
79  dnl [
80  dnl   PHP_ADD_LIBRARY_WITH_PATH($LIBNAME, $%EXTNAMECAPS%_DIR/$PHP_LIBDIR, %EXTNAMECAPS%_SHARED_LIBADD)
81  dnl   AC_DEFINE(HAVE_%EXTNAMECAPS%_FEATURE, 1, [ ])
82  dnl ],[
83  dnl   AC_MSG_ERROR([FEATURE not supported by your %EXTNAME% library.])
84  dnl ],[
85  dnl   -L$%EXTNAMECAPS%_DIR/$PHP_LIBDIR -lm
86  dnl ])
87  dnl
88  dnl PHP_SUBST(%EXTNAMECAPS%_SHARED_LIBADD)
89
90  dnl In case of no dependencies
91  AC_DEFINE(HAVE_%EXTNAMECAPS%, 1, [ Have %EXTNAME% support ])
92
93  PHP_NEW_EXTENSION(%EXTNAME%, %EXTNAME%.c, $ext_shared)
94fi
95