xref: /PHP-5.6/ext/iconv/config.m4 (revision cd927cca)
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2dnl $Id$
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4
5PHP_ARG_WITH(iconv, for iconv support,
6[  --without-iconv[=DIR]     Exclude iconv support], yes)
7
8if test "$PHP_ICONV" != "no"; then
9
10  PHP_SETUP_ICONV(ICONV_SHARED_LIBADD, [
11    iconv_avail="yes";
12  ],[
13    iconv_avail="no";
14  ])
15
16  if test "$iconv_avail" != "no"; then
17    if test -z "$ICONV_DIR"; then
18      for i in /usr/local /usr; do
19        if test -f "$i/include/iconv.h" || test -f "$i/include/giconv.h"; then
20          PHP_ICONV_PREFIX="$i"
21          break
22        fi
23      done
24      if test -z "$PHP_ICONV_PREFIX"; then
25        PHP_ICONV_PREFIX="/usr"
26      fi
27    else
28      PHP_ICONV_PREFIX="$ICONV_DIR"
29    fi
30
31    CFLAGS="-I$PHP_ICONV_PREFIX/include $CFLAGS"
32    LDFLAGS="-L$PHP_ICONV_PREFIX/$PHP_LIBDIR $LDFLAGS"
33
34    if test -r "$PHP_ICONV_PREFIX/include/giconv.h"; then
35      PHP_ICONV_H_PATH="$PHP_ICONV_PREFIX/include/giconv.h"
36    else
37      PHP_ICONV_H_PATH="$PHP_ICONV_PREFIX/include/iconv.h"
38	fi
39
40    AC_MSG_CHECKING([if iconv is glibc's])
41    AC_TRY_LINK([#include <gnu/libc-version.h>],[gnu_get_libc_version();],
42    [
43      AC_MSG_RESULT(yes)
44      iconv_impl_name="glibc"
45    ],[
46      AC_MSG_RESULT(no)
47    ])
48
49    if test -z "$iconv_impl_name"; then
50      AC_MSG_CHECKING([if using GNU libiconv])
51      php_iconv_old_ld="$LDFLAGS"
52      LDFLAGS="-liconv $LDFLAGS"
53      AC_TRY_RUN([
54#include <$PHP_ICONV_H_PATH>
55int main() {
56  printf("%d", _libiconv_version);
57  return 0;
58}
59      ],[
60        AC_MSG_RESULT(yes)
61        iconv_impl_name="gnu_libiconv"
62      ],[
63        AC_MSG_RESULT(no)
64        LDFLAGS="$php_iconv_old_ld"
65      ],[
66        AC_MSG_RESULT(no, cross-compiling)
67        LDFLAGS="$php_iconv_old_ld"
68      ])
69    fi
70
71    if test -z "$iconv_impl_name"; then
72      AC_MSG_CHECKING([if iconv is Konstantin Chuguev's])
73      AC_TRY_LINK([#include <iconv.h>],[iconv_ccs_init(NULL, NULL);],
74      [
75        AC_MSG_RESULT(yes)
76        iconv_impl_name="bsd"
77      ],[
78        AC_MSG_RESULT(no)
79      ])
80    fi
81
82    if test -z "$iconv_impl_name"; then
83      AC_MSG_CHECKING([if using IBM iconv])
84      php_iconv_old_ld="$LDFLAGS"
85      LDFLAGS="-liconv $LDFLAGS"
86      AC_TRY_LINK([#include <iconv.h>],[cstoccsid("");],
87      [
88        AC_MSG_RESULT(yes)
89        iconv_impl_name="ibm"
90      ],[
91        AC_MSG_RESULT(no)
92        LDFLAGS="$php_iconv_old_ld"
93      ])
94    fi
95
96    echo > ext/iconv/php_have_bsd_iconv.h
97    echo > ext/iconv/php_have_glibc_iconv.h
98    echo > ext/iconv/php_have_libiconv.h
99    echo > ext/iconv/php_have_ibm_iconv.h
100
101    case "$iconv_impl_name" in
102      gnu_libiconv [)]
103        PHP_DEFINE([PHP_ICONV_IMPL],[\"libiconv\"],[ext/iconv])
104        AC_DEFINE([PHP_ICONV_IMPL],["libiconv"],[Which iconv implementation to use])
105        PHP_DEFINE([HAVE_LIBICONV],1,[ext/iconv])
106        PHP_ADD_LIBRARY_WITH_PATH(iconv, "$PHP_ICONV_PREFIX/$PHP_LIBDIR", ICONV_SHARED_LIBADD)
107        ;;
108
109      bsd [)]
110        PHP_DEFINE([HAVE_BSD_ICONV],1,[ext/iconv])
111        AC_DEFINE([HAVE_BSD_ICONV],1,[Konstantin Chuguev's iconv implementation])
112        PHP_DEFINE([PHP_ICONV_IMPL],[\"BSD iconv\"],[ext/iconv])
113        AC_DEFINE([PHP_ICONV_IMPL],["BSD iconv"],[Which iconv implementation to use])
114        ;;
115
116      glibc [)]
117        PHP_DEFINE([HAVE_GLIBC_ICONV],1,[ext/iconv])
118        AC_DEFINE([HAVE_GLIBC_ICONV],1,[glibc's iconv implementation])
119        PHP_DEFINE([PHP_ICONV_IMPL],[\"glibc\"],[ext/iconv])
120        AC_DEFINE([PHP_ICONV_IMPL],["glibc"],[Which iconv implementation to use])
121        ;;
122      ibm [)]
123        PHP_DEFINE([HAVE_IBM_ICONV],1,[ext/iconv])
124        AC_DEFINE([HAVE_IBM_ICONV],1,[IBM iconv implementation])
125        PHP_DEFINE([PHP_ICONV_IMPL],[\"IBM iconv\"],[ext/iconv])
126        AC_DEFINE([PHP_ICONV_IMPL],["IBM iconv"],[Which iconv implementation to use])
127        ;;
128    esac
129
130    AC_MSG_CHECKING([if iconv supports errno])
131    AC_TRY_RUN([
132#include <$PHP_ICONV_H_PATH>
133#include <errno.h>
134
135int main() {
136  iconv_t cd;
137  cd = iconv_open( "*blahblah*", "*blahblah*" );
138  if (cd == (iconv_t)(-1)) {
139    if (errno == EINVAL) {
140      return 0;
141  } else {
142      return 1;
143    }
144  }
145  iconv_close( cd );
146  return 2;
147}
148    ],[
149      AC_MSG_RESULT(yes)
150      PHP_DEFINE([ICONV_SUPPORTS_ERRNO],1,[ext/iconv])
151      AC_DEFINE([ICONV_SUPPORTS_ERRNO],1,[Whether iconv supports error no or not])
152    ],[
153      AC_MSG_RESULT(no)
154      PHP_DEFINE([ICONV_SUPPORTS_ERRNO],0,[ext/iconv])
155      AC_DEFINE([ICONV_SUPPORTS_ERRNO],0,[Whether iconv supports error no or not])
156    ],[
157      AC_MSG_RESULT(no, cross-compiling)
158      PHP_DEFINE([ICONV_SUPPORTS_ERRNO],0,[ext/iconv])
159      AC_DEFINE([ICONV_SUPPORTS_ERRNO],0,[Whether iconv supports error no or not])
160    ])
161
162    AC_MSG_CHECKING([if iconv supports //IGNORE])
163    AC_TRY_RUN([
164#include <$PHP_ICONV_H_PATH>
165#include <stdlib.h>
166
167int main() {
168  iconv_t cd = iconv_open( "UTF-8//IGNORE", "UTF-8" );
169  char *in_p = "\xC3\xC3\xC3\xB8";
170  size_t in_left = 4, out_left = 4096;
171  char *out = malloc(out_left);
172  char *out_p = out;
173  size_t result = iconv(cd, (char **) &in_p, &in_left, (char **) &out_p, &out_left);
174  if(result == (size_t)-1) {
175    return 1;
176  }
177  return 0;
178}
179   ],[
180      AC_MSG_RESULT(yes)
181      PHP_DEFINE([ICONV_BROKEN_IGNORE],0,[ext/iconv])
182      AC_DEFINE([ICONV_BROKEN_IGNORE],0,[Whether iconv supports IGNORE])
183    ],[
184      AC_MSG_RESULT(no)
185      PHP_DEFINE([ICONV_BROKEN_IGNORE],1,[ext/iconv])
186      AC_DEFINE([ICONV_BROKEN_IGNORE],1,[Whether iconv supports IGNORE])
187    ],[
188      AC_MSG_RESULT(no, cross-compiling)
189      PHP_DEFINE([ICONV_BROKEN_IGNORE],0,[ext/iconv])
190      AC_DEFINE([ICONV_BROKEN_IGNORE],0,[Whether iconv supports IGNORE])
191    ])
192
193    AC_MSG_CHECKING([if your cpp allows macro usage in include lines])
194    AC_TRY_COMPILE([
195#define FOO <$PHP_ICONV_H_PATH>
196#include FOO
197    ], [], [
198      AC_MSG_RESULT([yes])
199      PHP_DEFINE([PHP_ICONV_H_PATH], [<$PHP_ICONV_H_PATH>],[ext/iconv])
200      AC_DEFINE_UNQUOTED([PHP_ICONV_H_PATH], [<$PHP_ICONV_H_PATH>], [Path to iconv.h])
201    ], [
202      AC_MSG_RESULT([no])
203    ])
204
205    PHP_NEW_EXTENSION(iconv, iconv.c, $ext_shared,, [-I\"$PHP_ICONV_PREFIX/include\"])
206    PHP_SUBST(ICONV_SHARED_LIBADD)
207    PHP_INSTALL_HEADERS([ext/iconv/])
208  else
209    AC_MSG_ERROR(Please reinstall the iconv library.)
210  fi
211fi
212