X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Ficonv_open.m4;h=b062e73b28635eed5a567ba4570eb174f4c415eb;hb=7f7e77da36ef75b226431d1ae778b383edb17193;hp=e0bb0c36a1d7e98b7293bf27ff9a3e787eac3069;hpb=285cd5d74fd6051b9ac75990c4f48377494b9af3;p=gnulib.git diff --git a/m4/iconv_open.m4 b/m4/iconv_open.m4 index e0bb0c36a..b062e73b2 100644 --- a/m4/iconv_open.m4 +++ b/m4/iconv_open.m4 @@ -1,5 +1,5 @@ -# iconv_open.m4 serial 3 -dnl Copyright (C) 2007 Free Software Foundation, Inc. +# iconv_open.m4 serial 12 +dnl Copyright (C) 2007-2011 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. @@ -10,21 +10,24 @@ 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]) if test $gl_func_iconv_gnu = no; then iconv_flavor= case "$host_os" in - aix*) iconv_flavor=ICONV_FLAVOR_AIX ;; - irix*) iconv_flavor=ICONV_FLAVOR_IRIX ;; - hpux*) iconv_flavor=ICONV_FLAVOR_HPUX ;; - osf*) iconv_flavor=ICONV_FLAVOR_OSF ;; + aix*) iconv_flavor=ICONV_FLAVOR_AIX ;; + irix*) iconv_flavor=ICONV_FLAVOR_IRIX ;; + hpux*) iconv_flavor=ICONV_FLAVOR_HPUX ;; + osf*) iconv_flavor=ICONV_FLAVOR_OSF ;; + solaris*) iconv_flavor=ICONV_FLAVOR_SOLARIS ;; esac if test -n "$iconv_flavor"; then AC_DEFINE_UNQUOTED([ICONV_FLAVOR], [$iconv_flavor], @@ -38,9 +41,9 @@ AC_DEFUN([gl_FUNC_ICONV_OPEN], AC_DEFUN([gl_REPLACE_ICONV_OPEN], [ + gl_REPLACE_ICONV_H REPLACE_ICONV_OPEN=1 AC_LIBOBJ([iconv_open]) - ICONV_H='iconv.h' ]) AC_DEFUN([gl_FUNC_ICONV_OPEN_UTF], @@ -49,26 +52,21 @@ AC_DEFUN([gl_FUNC_ICONV_OPEN_UTF], 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([ + AC_RUN_IFELSE( + [AC_LANG_SOURCE([[ #include #include #include #include #include -#define ASSERT(expr) if (!(expr)) return 1; int main () { + int result = 0; /* Test conversion from UTF-8 to UTF-16BE with no errors. */ { static const char input[] = @@ -76,25 +74,33 @@ int main () 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); + if (cd == (iconv_t)(-1)) + result |= 1; + else + { + char buf[100]; + const char *inptr; + size_t inbytesleft; + char *outptr; + size_t outbytesleft; + size_t res; + inptr = input; + inbytesleft = sizeof (input) - 1; + outptr = buf; + outbytesleft = sizeof (buf); + res = iconv (cd, + (ICONV_CONST char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if (!(res == 0 && inbytesleft == 0)) + result |= 1; + else if (!(outptr == buf + (sizeof (expected) - 1))) + result |= 1; + else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0)) + result |= 1; + else if (!(iconv_close (cd) == 0)) + result |= 1; + } } /* Test conversion from UTF-8 to UTF-16LE with no errors. */ { @@ -103,25 +109,33 @@ int main () 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); + if (cd == (iconv_t)(-1)) + result |= 2; + else + { + char buf[100]; + const char *inptr; + size_t inbytesleft; + char *outptr; + size_t outbytesleft; + size_t res; + inptr = input; + inbytesleft = sizeof (input) - 1; + outptr = buf; + outbytesleft = sizeof (buf); + res = iconv (cd, + (ICONV_CONST char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if (!(res == 0 && inbytesleft == 0)) + result |= 2; + else if (!(outptr == buf + (sizeof (expected) - 1))) + result |= 2; + else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0)) + result |= 2; + else if (!(iconv_close (cd) == 0)) + result |= 2; + } } /* Test conversion from UTF-8 to UTF-32BE with no errors. */ { @@ -130,25 +144,33 @@ int main () 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); + if (cd == (iconv_t)(-1)) + result |= 4; + else + { + char buf[100]; + const char *inptr; + size_t inbytesleft; + char *outptr; + size_t outbytesleft; + size_t res; + inptr = input; + inbytesleft = sizeof (input) - 1; + outptr = buf; + outbytesleft = sizeof (buf); + res = iconv (cd, + (ICONV_CONST char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if (!(res == 0 && inbytesleft == 0)) + result |= 4; + else if (!(outptr == buf + (sizeof (expected) - 1))) + result |= 4; + else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0)) + result |= 4; + else if (!(iconv_close (cd) == 0)) + result |= 4; + } } /* Test conversion from UTF-8 to UTF-32LE with no errors. */ { @@ -157,25 +179,33 @@ int main () 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); + if (cd == (iconv_t)(-1)) + result |= 8; + else + { + char buf[100]; + const char *inptr; + size_t inbytesleft; + char *outptr; + size_t outbytesleft; + size_t res; + inptr = input; + inbytesleft = sizeof (input) - 1; + outptr = buf; + outbytesleft = sizeof (buf); + res = iconv (cd, + (ICONV_CONST char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if (!(res == 0 && inbytesleft == 0)) + result |= 8; + else if (!(outptr == buf + (sizeof (expected) - 1))) + result |= 8; + else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0)) + result |= 8; + else if (!(iconv_close (cd) == 0)) + result |= 8; + } } /* Test conversion from UTF-16BE to UTF-8 with no errors. This test fails on NetBSD 3.0. */ @@ -185,28 +215,38 @@ int main () 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); + if (cd == (iconv_t)(-1)) + result |= 16; + else + { + char buf[100]; + const char *inptr; + size_t inbytesleft; + char *outptr; + size_t outbytesleft; + size_t res; + inptr = input; + inbytesleft = sizeof (input) - 1; + outptr = buf; + outbytesleft = sizeof (buf); + res = iconv (cd, + (ICONV_CONST char **) &inptr, &inbytesleft, + &outptr, &outbytesleft); + if (!(res == 0 && inbytesleft == 0)) + result |= 16; + else if (!(outptr == buf + (sizeof (expected) - 1))) + result |= 16; + else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0)) + result |= 16; + else if (!(iconv_close (cd) == 0)) + result |= 16; + } } - return 0; -}], [gl_cv_func_iconv_supports_utf=yes], [gl_cv_func_iconv_supports_utf=no], + return result; +}]])], + [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" @@ -226,7 +266,7 @@ changequote([,])dnl ]) if test $gl_cv_func_iconv_supports_utf = no; then REPLACE_ICONV_UTF=1 - AC_DEFINE([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