Imported Debian patch 0.9.6+really0.9.3-0.1debian/0.9.6+really0.9.3-0.1

1 files changed, 197 insertions, 13 deletions

diff --git a/gnulib-m4/iconv_open.m4 b/gnulib-m4/iconv_open.m4
index 177fccb..60f62ca 100644
--- a/gnulib-m4/iconv_open.m4
+++ b/gnulib-m4/iconv_open.m4
@@ -1,5 +1,5 @@
-# iconv_open.m4 serial 14
-dnl Copyright (C) 2007-2015 Free Software Foundation, Inc.
+# iconv_open.m4 serial 7
+dnl Copyright (C) 2007-2010 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.
@@ -16,7 +16,7 @@ AC_DEFUN([gl_FUNC_ICONV_OPEN],
     dnl We know that GNU libiconv and GNU libc do.
     AC_EGREP_CPP([gnu_iconv], [
       #include <iconv.h>
-      #if defined _LIBICONV_VERSION || (defined __GLIBC__ && !defined __UCLIBC__)
+      #if defined _LIBICONV_VERSION || defined __GLIBC__
        gnu_iconv
       #endif
       ], [gl_func_iconv_gnu=yes], [gl_func_iconv_gnu=no])
@@ -36,16 +36,6 @@ 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
 ])
 
@@ -53,4 +43,198 @@ 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 <iconv.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#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
 ])