diff options
| author | Michael Biebl <biebl@debian.org> | 2024-05-05 00:07:30 +0200 |
|---|---|---|
| committer | Michael Biebl <biebl@debian.org> | 2024-05-05 00:07:30 +0200 |
| commit | 34bb501be08aa2b313d88e67d6e0a7e0a3f9cfa6 (patch) | |
| tree | 4e6220877828be4c6f261de09ec0cb2d80e32389 /m4/iconv.m4 | |
| parent | bba2e4b4de668db525cbfdfc35292e5a0b51671a (diff) | |
New upstream version 1.47.90 upstream/1.47.90
Diffstat (limited to 'm4/iconv.m4')
| -rw-r--r-- | m4/iconv.m4 | 293 |
1 files changed, 0 insertions, 293 deletions
diff --git a/m4/iconv.m4 b/m4/iconv.m4 deleted file mode 100644 index ff5d5261..00000000 --- a/m4/iconv.m4 +++ /dev/null @@ -1,293 +0,0 @@ -# iconv.m4 serial 26 -dnl Copyright (C) 2000-2002, 2007-2014, 2016-2023 Free Software Foundation, -dnl Inc. -dnl This file is free software; the Free Software Foundation -dnl gives unlimited permission to copy and/or distribute it, -dnl with or without modifications, as long as this notice is preserved. - -dnl From Bruno Haible. - -AC_PREREQ([2.64]) - -dnl Note: AM_ICONV is documented in the GNU gettext manual -dnl <https://www.gnu.org/software/gettext/manual/html_node/AM_005fICONV.html>. -dnl Don't make changes that are incompatible with that documentation! - -AC_DEFUN([AM_ICONV_LINKFLAGS_BODY], -[ - dnl Prerequisites of AC_LIB_LINKFLAGS_BODY. - AC_REQUIRE([AC_LIB_PREPARE_PREFIX]) - AC_REQUIRE([AC_LIB_RPATH]) - - dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV - dnl accordingly. - AC_LIB_LINKFLAGS_BODY([iconv]) -]) - -AC_DEFUN([AM_ICONV_LINK], -[ - dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and - dnl those with the standalone portable GNU libiconv installed). - AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles - - dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV - dnl accordingly. - AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY]) - - dnl Add $INCICONV to CPPFLAGS before performing the following checks, - dnl because if the user has installed libiconv and not disabled its use - dnl via --without-libiconv-prefix, he wants to use it. The first - dnl AC_LINK_IFELSE will then fail, the second AC_LINK_IFELSE will succeed. - am_save_CPPFLAGS="$CPPFLAGS" - AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV]) - - AC_CACHE_CHECK([for iconv], [am_cv_func_iconv], [ - am_cv_func_iconv="no, consider installing GNU libiconv" - am_cv_lib_iconv=no - AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[ -#include <stdlib.h> -#include <iconv.h> - ]], - [[iconv_t cd = iconv_open("",""); - iconv(cd,NULL,NULL,NULL,NULL); - iconv_close(cd);]])], - [am_cv_func_iconv=yes]) - if test "$am_cv_func_iconv" != yes; then - am_save_LIBS="$LIBS" - LIBS="$LIBS $LIBICONV" - AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[ -#include <stdlib.h> -#include <iconv.h> - ]], - [[iconv_t cd = iconv_open("",""); - iconv(cd,NULL,NULL,NULL,NULL); - iconv_close(cd);]])], - [am_cv_lib_iconv=yes] - [am_cv_func_iconv=yes]) - LIBS="$am_save_LIBS" - fi - ]) - if test "$am_cv_func_iconv" = yes; then - AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [ - dnl This tests against bugs in AIX 5.1, AIX 6.1..7.1, HP-UX 11.11, - dnl Solaris 10. - am_save_LIBS="$LIBS" - if test $am_cv_lib_iconv = yes; then - LIBS="$LIBS $LIBICONV" - fi - am_cv_func_iconv_works=no - for ac_iconv_const in '' 'const'; do - AC_RUN_IFELSE( - [AC_LANG_PROGRAM( - [[ -#include <iconv.h> -#include <string.h> - -#ifndef ICONV_CONST -# define ICONV_CONST $ac_iconv_const -#endif - ]], - [[int result = 0; - /* Test against AIX 5.1...7.2 bug: Failures are not distinguishable from - successful returns. This is even documented in - <https://www.ibm.com/support/knowledgecenter/ssw_aix_72/i_bostechref/iconv.html> */ - { - iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8"); - if (cd_utf8_to_88591 != (iconv_t)(-1)) - { - static ICONV_CONST char input[] = "\342\202\254"; /* EURO SIGN */ - char buf[10]; - ICONV_CONST char *inptr = input; - size_t inbytesleft = strlen (input); - char *outptr = buf; - size_t outbytesleft = sizeof (buf); - size_t res = iconv (cd_utf8_to_88591, - &inptr, &inbytesleft, - &outptr, &outbytesleft); - if (res == 0) - result |= 1; - iconv_close (cd_utf8_to_88591); - } - } - /* Test against Solaris 10 bug: Failures are not distinguishable from - successful returns. */ - { - iconv_t cd_ascii_to_88591 = iconv_open ("ISO8859-1", "646"); - if (cd_ascii_to_88591 != (iconv_t)(-1)) - { - static ICONV_CONST char input[] = "\263"; - char buf[10]; - ICONV_CONST char *inptr = input; - size_t inbytesleft = strlen (input); - char *outptr = buf; - size_t outbytesleft = sizeof (buf); - size_t res = iconv (cd_ascii_to_88591, - &inptr, &inbytesleft, - &outptr, &outbytesleft); - if (res == 0) - result |= 2; - iconv_close (cd_ascii_to_88591); - } - } - /* Test against AIX 6.1..7.1 bug: Buffer overrun. */ - { - iconv_t cd_88591_to_utf8 = iconv_open ("UTF-8", "ISO-8859-1"); - if (cd_88591_to_utf8 != (iconv_t)(-1)) - { - static ICONV_CONST char input[] = "\304"; - static char buf[2] = { (char)0xDE, (char)0xAD }; - ICONV_CONST char *inptr = input; - size_t inbytesleft = 1; - char *outptr = buf; - size_t outbytesleft = 1; - size_t res = iconv (cd_88591_to_utf8, - &inptr, &inbytesleft, - &outptr, &outbytesleft); - if (res != (size_t)(-1) || outptr - buf > 1 || buf[1] != (char)0xAD) - result |= 4; - iconv_close (cd_88591_to_utf8); - } - } -#if 0 /* This bug could be worked around by the caller. */ - /* Test against HP-UX 11.11 bug: Positive return value instead of 0. */ - { - iconv_t cd_88591_to_utf8 = iconv_open ("utf8", "iso88591"); - if (cd_88591_to_utf8 != (iconv_t)(-1)) - { - static ICONV_CONST char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337"; - char buf[50]; - ICONV_CONST char *inptr = input; - size_t inbytesleft = strlen (input); - char *outptr = buf; - size_t outbytesleft = sizeof (buf); - size_t res = iconv (cd_88591_to_utf8, - &inptr, &inbytesleft, - &outptr, &outbytesleft); - if ((int)res > 0) - result |= 8; - iconv_close (cd_88591_to_utf8); - } - } -#endif - /* Test against HP-UX 11.11 bug: No converter from EUC-JP to UTF-8 is - provided. */ - { - /* Try standardized names. */ - iconv_t cd1 = iconv_open ("UTF-8", "EUC-JP"); - /* Try IRIX, OSF/1 names. */ - iconv_t cd2 = iconv_open ("UTF-8", "eucJP"); - /* Try AIX names. */ - iconv_t cd3 = iconv_open ("UTF-8", "IBM-eucJP"); - /* Try HP-UX names. */ - iconv_t cd4 = iconv_open ("utf8", "eucJP"); - if (cd1 == (iconv_t)(-1) && cd2 == (iconv_t)(-1) - && cd3 == (iconv_t)(-1) && cd4 == (iconv_t)(-1)) - result |= 16; - if (cd1 != (iconv_t)(-1)) - iconv_close (cd1); - if (cd2 != (iconv_t)(-1)) - iconv_close (cd2); - if (cd3 != (iconv_t)(-1)) - iconv_close (cd3); - if (cd4 != (iconv_t)(-1)) - iconv_close (cd4); - } - return result; -]])], - [am_cv_func_iconv_works=yes], , - [case "$host_os" in - aix* | hpux*) am_cv_func_iconv_works="guessing no" ;; - *) am_cv_func_iconv_works="guessing yes" ;; - esac]) - test "$am_cv_func_iconv_works" = no || break - done - LIBS="$am_save_LIBS" - ]) - case "$am_cv_func_iconv_works" in - *no) am_func_iconv=no am_cv_lib_iconv=no ;; - *) am_func_iconv=yes ;; - esac - else - am_func_iconv=no am_cv_lib_iconv=no - fi - if test "$am_func_iconv" = yes; then - AC_DEFINE([HAVE_ICONV], [1], - [Define if you have the iconv() function and it works.]) - fi - if test "$am_cv_lib_iconv" = yes; then - AC_MSG_CHECKING([how to link with libiconv]) - AC_MSG_RESULT([$LIBICONV]) - else - dnl If $LIBICONV didn't lead to a usable library, we don't need $INCICONV - dnl either. - CPPFLAGS="$am_save_CPPFLAGS" - LIBICONV= - LTLIBICONV= - fi - AC_SUBST([LIBICONV]) - AC_SUBST([LTLIBICONV]) -]) - -dnl Define AM_ICONV using AC_DEFUN_ONCE, in order to avoid warnings like -dnl "warning: AC_REQUIRE: `AM_ICONV' was expanded before it was required". -AC_DEFUN_ONCE([AM_ICONV], -[ - AM_ICONV_LINK - if test "$am_cv_func_iconv" = yes; then - AC_CACHE_CHECK([whether iconv is compatible with its POSIX signature], - [gl_cv_iconv_nonconst], - [AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM( - [[ -#include <stdlib.h> -#include <iconv.h> -extern -#ifdef __cplusplus -"C" -#endif -size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); - ]], - [[]])], - [gl_cv_iconv_nonconst=yes], - [gl_cv_iconv_nonconst=no]) - ]) - else - dnl When compiling GNU libiconv on a system that does not have iconv yet, - dnl pick the POSIX compliant declaration without 'const'. - gl_cv_iconv_nonconst=yes - fi - if test $gl_cv_iconv_nonconst = yes; then - iconv_arg1="" - else - iconv_arg1="const" - fi - AC_DEFINE_UNQUOTED([ICONV_CONST], [$iconv_arg1], - [Define as const if the declaration of iconv() needs const.]) - dnl Also substitute ICONV_CONST in the gnulib generated <iconv.h>. - m4_ifdef([gl_ICONV_H_DEFAULTS], - [AC_REQUIRE([gl_ICONV_H_DEFAULTS]) - if test $gl_cv_iconv_nonconst != yes; then - ICONV_CONST="const" - fi - ]) - - dnl A summary result, for those packages which want to print a summary at the - dnl end of the configuration. - if test "$am_func_iconv" = yes; then - if test -n "$LIBICONV"; then - am_cv_func_iconv_summary='yes, in libiconv' - else - am_cv_func_iconv_summary='yes, in libc' - fi - else - if test "$am_cv_func_iconv" = yes; then - am_cv_func_iconv_summary='not working, consider installing GNU libiconv' - else - am_cv_func_iconv_summary='no, consider installing GNU libiconv' - fi - fi -]) |