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UTILS_FUNC_DIRFD |
UTILS_FUNC_DIRFD |
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# |
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# iconv |
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# |
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dnl This macros shamelessly stolen from |
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dnl http://gcc.gnu.org/ml/gcc-bugs/2001-06/msg01398.html. |
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dnl Written by Bruno Haible. |
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AC_DEFUN([UTILS_FUNC_ICONV], |
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[ |
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dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and |
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dnl those with the standalone portable GNU libiconv installed). |
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AC_ARG_WITH([libiconv-prefix], |
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[ --with-libiconv-prefix=DIR search for libiconv in DIR/include and DIR/lib], [ |
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for dir in `echo "$withval" | tr : ' '`; do |
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if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi |
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if test -d $dir/lib; then LDFLAGS="$LDFLAGS -L$dir/lib"; fi |
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done |
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]) |
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AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [ |
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am_cv_func_iconv="no, consider installing GNU libiconv" |
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am_cv_lib_iconv=no |
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AC_TRY_LINK([#include <stdlib.h> |
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#include <iconv.h>], |
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[iconv_t cd = iconv_open("",""); |
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iconv(cd,NULL,NULL,NULL,NULL); |
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iconv_close(cd);], |
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am_cv_func_iconv=yes) |
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if test "$am_cv_func_iconv" != yes; then |
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am_save_LIBS="$LIBS" |
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LIBS="$LIBS -liconv" |
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AC_TRY_LINK([#include <stdlib.h> |
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#include <iconv.h>], |
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[iconv_t cd = iconv_open("",""); |
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iconv(cd,NULL,NULL,NULL,NULL); |
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iconv_close(cd);], |
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am_cv_lib_iconv=yes |
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am_cv_func_iconv=yes) |
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LIBS="$am_save_LIBS" |
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fi |
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]) |
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if test "$am_cv_func_iconv" = yes; then |
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AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) |
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AC_MSG_CHECKING([for iconv declaration]) |
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AC_CACHE_VAL(am_cv_proto_iconv, [ |
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AC_TRY_COMPILE([ |
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#include <stdlib.h> |
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#include <iconv.h> |
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extern |
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#ifdef __cplusplus |
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"C" |
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#endif |
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#if defined(__STDC__) || defined(__cplusplus) |
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size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); |
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#else |
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size_t iconv(); |
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#endif |
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], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const") |
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am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"]) |
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am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` |
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AC_MSG_RESULT([$]{ac_t:- |
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}[$]am_cv_proto_iconv) |
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AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, |
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[Define as const if the declaration of iconv() needs const.]) |
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fi |
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LIBICONV= |
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if test "$am_cv_lib_iconv" = yes; then |
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LIBICONV="-liconv" |
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fi |
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AC_SUBST(LIBICONV) |
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]) |
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UTILS_FUNC_ICONV |
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LIBS="$LIBS $LIBICONV" |
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|
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# |
# |
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# IPv6 |
# IPv6 |
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