X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Ficonv_open.m4;h=1dcf4149170b7691c7d427c6ddfacd44ef8805b2;hb=23eecb48e39afd0d267d64d40ba6bf97aa865e13;hp=6bf78bc5e43b3aa86dc4cd7e8870f2b3144293f7;hpb=441aa3044f43e5572f58c354f01e6bc070acd5c7;p=gnulib.git diff --git a/m4/iconv_open.m4 b/m4/iconv_open.m4 index 6bf78bc5e..1dcf41491 100644 --- a/m4/iconv_open.m4 +++ b/m4/iconv_open.m4 @@ -1,5 +1,5 @@ -# iconv_open.m4 serial 6 -dnl Copyright (C) 2007-2009 Free Software Foundation, Inc. +# iconv_open.m4 serial 14 +dnl Copyright (C) 2007-2013 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. @@ -10,11 +10,13 @@ AC_DEFUN([gl_FUNC_ICONV_OPEN], AC_REQUIRE([AC_CANONICAL_HOST]) AC_REQUIRE([gl_ICONV_H_DEFAULTS]) if test "$am_cv_func_iconv" = yes; then + dnl Provide the override, for the sake of the C++ aliases. + gl_REPLACE_ICONV_H dnl Test whether iconv_open accepts standardized encoding names. dnl We know that GNU libiconv and GNU libc do. AC_EGREP_CPP([gnu_iconv], [ #include - #if defined _LIBICONV_VERSION || defined __GLIBC__ + #if defined _LIBICONV_VERSION || (defined __GLIBC__ && !defined __UCLIBC__) gnu_iconv #endif ], [gl_func_iconv_gnu=yes], [gl_func_iconv_gnu=no]) @@ -34,6 +36,16 @@ AC_DEFUN([gl_FUNC_ICONV_OPEN], gl_REPLACE_ICONV_OPEN fi fi + m4_ifdef([gl_FUNC_ICONV_OPEN_UTF_SUPPORT], [ + gl_FUNC_ICONV_OPEN_UTF_SUPPORT + if test $gl_cv_func_iconv_supports_utf = no; then + REPLACE_ICONV_UTF=1 + AC_DEFINE([REPLACE_ICONV_UTF], [1], + [Define if the iconv() functions are enhanced to handle the UTF-{16,32}{BE,LE} encodings.]) + REPLACE_ICONV=1 + gl_REPLACE_ICONV_OPEN + fi + ]) fi ]) @@ -41,198 +53,4 @@ AC_DEFUN([gl_REPLACE_ICONV_OPEN], [ gl_REPLACE_ICONV_H REPLACE_ICONV_OPEN=1 - AC_LIBOBJ([iconv_open]) -]) - -AC_DEFUN([gl_FUNC_ICONV_OPEN_UTF], -[ - AC_REQUIRE([gl_FUNC_ICONV_OPEN]) - AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles - AC_REQUIRE([gl_ICONV_H_DEFAULTS]) - if test "$am_cv_func_iconv" = yes; then - if test -n "$am_cv_proto_iconv_arg1"; then - ICONV_CONST="const" - else - ICONV_CONST= - fi - AC_SUBST([ICONV_CONST]) - AC_CACHE_CHECK([whether iconv supports conversion between UTF-8 and UTF-{16,32}{BE,LE}], - [gl_cv_func_iconv_supports_utf], - [ - save_LIBS="$LIBS" - LIBS="$LIBS $LIBICONV" - AC_TRY_RUN([ -#include -#include -#include -#include -#include -#define ASSERT(expr) if (!(expr)) return 1; -int main () -{ - /* Test conversion from UTF-8 to UTF-16BE with no errors. */ - { - static const char input[] = - "Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]"; - static const char expected[] = - "\000J\000a\000p\000a\000n\000e\000s\000e\000 \000(\145\345\147\054\212\236\000)\000 \000[\330\065\335\015\330\065\335\036\330\065\335\055\000]"; - iconv_t cd; - char buf[100]; - const char *inptr; - size_t inbytesleft; - char *outptr; - size_t outbytesleft; - size_t res; - cd = iconv_open ("UTF-16BE", "UTF-8"); - ASSERT (cd != (iconv_t)(-1)); - inptr = input; - inbytesleft = sizeof (input) - 1; - outptr = buf; - outbytesleft = sizeof (buf); - res = iconv (cd, - (ICONV_CONST char **) &inptr, &inbytesleft, - &outptr, &outbytesleft); - ASSERT (res == 0 && inbytesleft == 0); - ASSERT (outptr == buf + (sizeof (expected) - 1)); - ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); - ASSERT (iconv_close (cd) == 0); - } - /* Test conversion from UTF-8 to UTF-16LE with no errors. */ - { - static const char input[] = - "Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]"; - static const char expected[] = - "J\000a\000p\000a\000n\000e\000s\000e\000 \000(\000\345\145\054\147\236\212)\000 \000[\000\065\330\015\335\065\330\036\335\065\330\055\335]\000"; - iconv_t cd; - char buf[100]; - const char *inptr; - size_t inbytesleft; - char *outptr; - size_t outbytesleft; - size_t res; - cd = iconv_open ("UTF-16LE", "UTF-8"); - ASSERT (cd != (iconv_t)(-1)); - inptr = input; - inbytesleft = sizeof (input) - 1; - outptr = buf; - outbytesleft = sizeof (buf); - res = iconv (cd, - (ICONV_CONST char **) &inptr, &inbytesleft, - &outptr, &outbytesleft); - ASSERT (res == 0 && inbytesleft == 0); - ASSERT (outptr == buf + (sizeof (expected) - 1)); - ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); - ASSERT (iconv_close (cd) == 0); - } - /* Test conversion from UTF-8 to UTF-32BE with no errors. */ - { - static const char input[] = - "Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]"; - static const char expected[] = - "\000\000\000J\000\000\000a\000\000\000p\000\000\000a\000\000\000n\000\000\000e\000\000\000s\000\000\000e\000\000\000 \000\000\000(\000\000\145\345\000\000\147\054\000\000\212\236\000\000\000)\000\000\000 \000\000\000[\000\001\325\015\000\001\325\036\000\001\325\055\000\000\000]"; - iconv_t cd; - char buf[100]; - const char *inptr; - size_t inbytesleft; - char *outptr; - size_t outbytesleft; - size_t res; - cd = iconv_open ("UTF-32BE", "UTF-8"); - ASSERT (cd != (iconv_t)(-1)); - inptr = input; - inbytesleft = sizeof (input) - 1; - outptr = buf; - outbytesleft = sizeof (buf); - res = iconv (cd, - (ICONV_CONST char **) &inptr, &inbytesleft, - &outptr, &outbytesleft); - ASSERT (res == 0 && inbytesleft == 0); - ASSERT (outptr == buf + (sizeof (expected) - 1)); - ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); - ASSERT (iconv_close (cd) == 0); - } - /* Test conversion from UTF-8 to UTF-32LE with no errors. */ - { - static const char input[] = - "Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]"; - static const char expected[] = - "J\000\000\000a\000\000\000p\000\000\000a\000\000\000n\000\000\000e\000\000\000s\000\000\000e\000\000\000 \000\000\000(\000\000\000\345\145\000\000\054\147\000\000\236\212\000\000)\000\000\000 \000\000\000[\000\000\000\015\325\001\000\036\325\001\000\055\325\001\000]\000\000\000"; - iconv_t cd; - char buf[100]; - const char *inptr; - size_t inbytesleft; - char *outptr; - size_t outbytesleft; - size_t res; - cd = iconv_open ("UTF-32LE", "UTF-8"); - ASSERT (cd != (iconv_t)(-1)); - inptr = input; - inbytesleft = sizeof (input) - 1; - outptr = buf; - outbytesleft = sizeof (buf); - res = iconv (cd, - (ICONV_CONST char **) &inptr, &inbytesleft, - &outptr, &outbytesleft); - ASSERT (res == 0 && inbytesleft == 0); - ASSERT (outptr == buf + (sizeof (expected) - 1)); - ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); - ASSERT (iconv_close (cd) == 0); - } - /* Test conversion from UTF-16BE to UTF-8 with no errors. - This test fails on NetBSD 3.0. */ - { - static const char input[] = - "\000J\000a\000p\000a\000n\000e\000s\000e\000 \000(\145\345\147\054\212\236\000)\000 \000[\330\065\335\015\330\065\335\036\330\065\335\055\000]"; - static const char expected[] = - "Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]"; - iconv_t cd; - char buf[100]; - const char *inptr; - size_t inbytesleft; - char *outptr; - size_t outbytesleft; - size_t res; - cd = iconv_open ("UTF-8", "UTF-16BE"); - ASSERT (cd != (iconv_t)(-1)); - inptr = input; - inbytesleft = sizeof (input) - 1; - outptr = buf; - outbytesleft = sizeof (buf); - res = iconv (cd, - (ICONV_CONST char **) &inptr, &inbytesleft, - &outptr, &outbytesleft); - ASSERT (res == 0 && inbytesleft == 0); - ASSERT (outptr == buf + (sizeof (expected) - 1)); - ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); - ASSERT (iconv_close (cd) == 0); - } - return 0; -}], [gl_cv_func_iconv_supports_utf=yes], [gl_cv_func_iconv_supports_utf=no], - [ - dnl We know that GNU libiconv, GNU libc, and Solaris >= 9 do. - dnl OSF/1 5.1 has these encodings, but inserts a BOM in the "to" - dnl direction. - gl_cv_func_iconv_supports_utf=no - if test $gl_func_iconv_gnu = yes; then - gl_cv_func_iconv_supports_utf=yes - else -changequote(,)dnl - case "$host_os" in - solaris2.9 | solaris2.1[0-9]) gl_cv_func_iconv_supports_utf=yes ;; - esac -changequote([,])dnl - fi - ]) - LIBS="$save_LIBS" - ]) - if test $gl_cv_func_iconv_supports_utf = no; then - REPLACE_ICONV_UTF=1 - AC_DEFINE([REPLACE_ICONV_UTF], [1], - [Define if the iconv() functions are enhanced to handle the UTF-{16,32}{BE,LE} encodings.]) - REPLACE_ICONV=1 - gl_REPLACE_ICONV_OPEN - AC_LIBOBJ([iconv]) - AC_LIBOBJ([iconv_close]) - fi - fi ])