X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Ficonv.m4;h=ce21b0b878629fa1d9477d2acf7809db408c32bf;hb=2ea759e2faab0331078b1ea0df244ef781dbd994;hp=ad42640de9e2e3c0cfdd1d99030f57ec03f6cdfa;hpb=55a1eac789607ea123542c4b4951d5c15140a900;p=gnulib.git diff --git a/m4/iconv.m4 b/m4/iconv.m4 index ad42640de..ce21b0b87 100644 --- a/m4/iconv.m4 +++ b/m4/iconv.m4 @@ -1,5 +1,5 @@ -# iconv.m4 serial AM5 (gettext-0.16.2) -dnl Copyright (C) 2000-2002, 2007 Free Software Foundation, Inc. +# iconv.m4 serial AM8 (gettext-0.18) +dnl Copyright (C) 2000-2002, 2007-2009 Free Software Foundation, 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. @@ -34,7 +34,7 @@ AC_DEFUN([AM_ICONV_LINK], am_save_CPPFLAGS="$CPPFLAGS" AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV]) - AC_CACHE_CHECK([for iconv], am_cv_func_iconv, [ + AC_CACHE_CHECK([for iconv], [am_cv_func_iconv], [ am_cv_func_iconv="no, consider installing GNU libiconv" am_cv_lib_iconv=no AC_TRY_LINK([#include @@ -42,7 +42,7 @@ AC_DEFUN([AM_ICONV_LINK], [iconv_t cd = iconv_open("",""); iconv(cd,NULL,NULL,NULL,NULL); iconv_close(cd);], - am_cv_func_iconv=yes) + [am_cv_func_iconv=yes]) if test "$am_cv_func_iconv" != yes; then am_save_LIBS="$LIBS" LIBS="$LIBS $LIBICONV" @@ -51,42 +51,78 @@ AC_DEFUN([AM_ICONV_LINK], [iconv_t cd = iconv_open("",""); iconv(cd,NULL,NULL,NULL,NULL); iconv_close(cd);], - am_cv_lib_iconv=yes - am_cv_func_iconv=yes) + [am_cv_lib_iconv=yes] + [am_cv_func_iconv=yes]) LIBS="$am_save_LIBS" fi ]) if test "$am_cv_func_iconv" = yes; then - AC_CACHE_CHECK([for working iconv], am_cv_func_iconv_works, [ - dnl This tests against a bug in AIX 5.1: failures are not distinguishable - dnl from successul returns. + AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [ + dnl This tests against bugs in AIX 5.1 and HP-UX 11.11. am_save_LIBS="$LIBS" if test $am_cv_lib_iconv = yes; then LIBS="$LIBS $LIBICONV" fi AC_TRY_RUN([ +#include +#include int main () { - static const char input[] = "\342\202\254"; /* EURO SIGN */ - iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8"); - if (cd_utf8_to_88591 != (iconv_t)(-1)) - { - char buf[10]; - 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, - (char **) &inptr, &inbytesleft, - &outptr, &outbytesleft); - return res == 0; - } - else - return 0; + /* Test against AIX 5.1 bug: Failures are not distinguishable from successful + returns. */ + { + iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8"); + if (cd_utf8_to_88591 != (iconv_t)(-1)) + { + static const char input[] = "\342\202\254"; /* EURO SIGN */ + char buf[10]; + 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, + (char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if (res == 0) + return 1; + } + } +#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 const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337"; + char buf[50]; + 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, + (char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if ((int)res > 0) + return 1; + } + } +#endif + /* Test against HP-UX 11.11 bug: No converter from EUC-JP to UTF-8 is + provided. */ + if (/* Try standardized names. */ + iconv_open ("UTF-8", "EUC-JP") == (iconv_t)(-1) + /* Try IRIX, OSF/1 names. */ + && iconv_open ("UTF-8", "eucJP") == (iconv_t)(-1) + /* Try AIX names. */ + && iconv_open ("UTF-8", "IBM-eucJP") == (iconv_t)(-1) + /* Try HP-UX names. */ + && iconv_open ("utf8", "eucJP") == (iconv_t)(-1)) + return 1; + return 0; }], [am_cv_func_iconv_works=yes], [am_cv_func_iconv_works=no], [case "$host_os" in - aix*) am_cv_func_iconv_works="guessing no" ;; - *) am_cv_func_iconv_works="guessing yes" ;; + aix* | hpux*) am_cv_func_iconv_works="guessing no" ;; + *) am_cv_func_iconv_works="guessing yes" ;; esac]) LIBS="$am_save_LIBS" ]) @@ -98,7 +134,7 @@ int main () am_func_iconv=no am_cv_lib_iconv=no fi if test "$am_func_iconv" = yes; then - AC_DEFINE(HAVE_ICONV, 1, + AC_DEFINE([HAVE_ICONV], [1], [Define if you have the iconv() function and it works.]) fi if test "$am_cv_lib_iconv" = yes; then @@ -111,8 +147,8 @@ int main () LIBICONV= LTLIBICONV= fi - AC_SUBST(LIBICONV) - AC_SUBST(LTLIBICONV) + AC_SUBST([LIBICONV]) + AC_SUBST([LTLIBICONV]) ]) AC_DEFUN([AM_ICONV], @@ -120,7 +156,7 @@ AC_DEFUN([AM_ICONV], AM_ICONV_LINK if test "$am_cv_func_iconv" = yes; then AC_MSG_CHECKING([for iconv declaration]) - AC_CACHE_VAL(am_cv_proto_iconv, [ + AC_CACHE_VAL([am_cv_proto_iconv], [ AC_TRY_COMPILE([ #include #include @@ -133,12 +169,12 @@ size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, si #else size_t iconv(); #endif -], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const") +], [], [am_cv_proto_iconv_arg1=""], [am_cv_proto_iconv_arg1="const"]) am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"]) am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'` - AC_MSG_RESULT([$]{ac_t:- - }[$]am_cv_proto_iconv) - AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1, + AC_MSG_RESULT([ + $am_cv_proto_iconv]) + AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1], [Define as const if the declaration of iconv() needs const.]) fi ])