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authorSteve Ellcey <sje@cup.hp.com>2006-05-22 15:30:13 +0000
committerSteve Ellcey <sje@cup.hp.com>2006-05-22 15:30:13 +0000
commitbf070c84b1cefffd5ff11aabd1dab8ddaefa6a26 (patch)
tree88f9733ad6532367d457f0d69da529363d49f618 /intl/l10nflist.c
parent943284cc7c29a74a1bd1c7d90ea6dbd03bc8b17c (diff)
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2006-05-22 Steve Ellcey <sje@cup.hp.com>
* MAINTAINERS: Change intl updating instructions. * config.rpath: Copy from GCC tree. * intl: Replace contents of intl directory with intl from GCC tree.
Diffstat (limited to 'intl/l10nflist.c')
-rw-r--r--intl/l10nflist.c196
1 files changed, 119 insertions, 77 deletions
diff --git a/intl/l10nflist.c b/intl/l10nflist.c
index 3ef93b8..e858a99 100644
--- a/intl/l10nflist.c
+++ b/intl/l10nflist.c
@@ -1,52 +1,40 @@
-/* Handle list of needed message catalogs
- Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1999, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
+ This program is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Library General Public License as published
+ by the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
+ USA. */
+
+/* Tell glibc's <string.h> to provide a prototype for stpcpy().
+ This must come before <config.h> because <config.h> may include
+ <features.h>, and once <features.h> has been included, it's too late. */
+#ifndef _GNU_SOURCE
+# define _GNU_SOURCE 1
+#endif
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
-
-#if defined HAVE_STRING_H || defined _LIBC
-# ifndef _GNU_SOURCE
-# define _GNU_SOURCE 1
-# endif
-# include <string.h>
-#else
-# include <strings.h>
-# ifndef memcpy
-# define memcpy(Dst, Src, Num) bcopy (Src, Dst, Num)
-# endif
-#endif
-#if !HAVE_STRCHR && !defined _LIBC
-# ifndef strchr
-# define strchr index
-# endif
-#endif
+#include <string.h>
#if defined _LIBC || defined HAVE_ARGZ_H
# include <argz.h>
#endif
#include <ctype.h>
#include <sys/types.h>
-
-#if defined STDC_HEADERS || defined _LIBC
-# include <stdlib.h>
-#endif
+#include <stdlib.h>
#include "loadinfo.h"
@@ -74,6 +62,24 @@ static char *stpcpy PARAMS ((char *dest, const char *src));
# endif
#endif
+/* Pathname support.
+ ISSLASH(C) tests whether C is a directory separator character.
+ IS_ABSOLUTE_PATH(P) tests whether P is an absolute path. If it is not,
+ it may be concatenated to a directory pathname.
+ */
+#if defined _WIN32 || defined __WIN32__ || defined __EMX__ || defined __DJGPP__
+ /* Win32, OS/2, DOS */
+# define ISSLASH(C) ((C) == '/' || (C) == '\\')
+# define HAS_DEVICE(P) \
+ ((((P)[0] >= 'A' && (P)[0] <= 'Z') || ((P)[0] >= 'a' && (P)[0] <= 'z')) \
+ && (P)[1] == ':')
+# define IS_ABSOLUTE_PATH(P) (ISSLASH ((P)[0]) || HAS_DEVICE (P))
+#else
+ /* Unix */
+# define ISSLASH(C) ((C) == '/')
+# define IS_ABSOLUTE_PATH(P) ISSLASH ((P)[0])
+#endif
+
/* Define function which are usually not available. */
#if !defined _LIBC && !defined HAVE___ARGZ_COUNT
@@ -97,6 +103,10 @@ argz_count__ (argz, len)
}
# undef __argz_count
# define __argz_count(argz, len) argz_count__ (argz, len)
+#else
+# ifdef _LIBC
+# define __argz_count(argz, len) INTUSE(__argz_count) (argz, len)
+# endif
#endif /* !_LIBC && !HAVE___ARGZ_COUNT */
#if !defined _LIBC && !defined HAVE___ARGZ_STRINGIFY
@@ -121,6 +131,11 @@ argz_stringify__ (argz, len, sep)
}
# undef __argz_stringify
# define __argz_stringify(argz, len, sep) argz_stringify__ (argz, len, sep)
+#else
+# ifdef _LIBC
+# define __argz_stringify(argz, len, sep) \
+ INTUSE(__argz_stringify) (argz, len, sep)
+# endif
#endif /* !_LIBC && !HAVE___ARGZ_STRINGIFY */
#if !defined _LIBC && !defined HAVE___ARGZ_NEXT
@@ -188,12 +203,18 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
int do_allocate;
{
char *abs_filename;
- struct loaded_l10nfile *last = NULL;
+ struct loaded_l10nfile **lastp;
struct loaded_l10nfile *retval;
char *cp;
+ size_t dirlist_count;
size_t entries;
int cnt;
+ /* If LANGUAGE contains an absolute directory specification, we ignore
+ DIRLIST. */
+ if (IS_ABSOLUTE_PATH (language))
+ dirlist_len = 0;
+
/* Allocate room for the full file name. */
abs_filename = (char *) malloc (dirlist_len
+ strlen (language)
@@ -211,7 +232,7 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
+ (((mask & CEN_SPONSOR) != 0
|| (mask & CEN_REVISION) != 0)
? (1 + ((mask & CEN_SPONSOR) != 0
- ? strlen (sponsor) + 1 : 0)
+ ? strlen (sponsor) : 0)
+ ((mask & CEN_REVISION) != 0
? strlen (revision) + 1 : 0)) : 0)
+ 1 + strlen (filename) + 1);
@@ -219,14 +240,16 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
if (abs_filename == NULL)
return NULL;
- retval = NULL;
- last = NULL;
-
/* Construct file name. */
- memcpy (abs_filename, dirlist, dirlist_len);
- __argz_stringify (abs_filename, dirlist_len, ':');
- cp = abs_filename + (dirlist_len - 1);
- *cp++ = '/';
+ cp = abs_filename;
+ if (dirlist_len > 0)
+ {
+ memcpy (cp, dirlist, dirlist_len);
+ __argz_stringify (cp, dirlist_len, PATH_SEPARATOR);
+ cp += dirlist_len;
+ cp[-1] = '/';
+ }
+
cp = stpcpy (cp, language);
if ((mask & TERRITORY) != 0)
@@ -273,7 +296,7 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
/* Look in list of already loaded domains whether it is already
available. */
- last = NULL;
+ lastp = l10nfile_list;
for (retval = *l10nfile_list; retval != NULL; retval = retval->next)
if (retval->filename != NULL)
{
@@ -288,7 +311,7 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
break;
}
- last = retval;
+ lastp = &retval->next;
}
if (retval != NULL || do_allocate == 0)
@@ -297,48 +320,66 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
return retval;
}
- retval = (struct loaded_l10nfile *)
- malloc (sizeof (*retval) + (__argz_count (dirlist, dirlist_len)
- * (1 << pop (mask))
- * sizeof (struct loaded_l10nfile *)));
+ dirlist_count = (dirlist_len > 0 ? __argz_count (dirlist, dirlist_len) : 1);
+
+ /* Allocate a new loaded_l10nfile. */
+ retval =
+ (struct loaded_l10nfile *)
+ malloc (sizeof (*retval)
+ + (((dirlist_count << pop (mask)) + (dirlist_count > 1 ? 1 : 0))
+ * sizeof (struct loaded_l10nfile *)));
if (retval == NULL)
return NULL;
retval->filename = abs_filename;
- retval->decided = (__argz_count (dirlist, dirlist_len) != 1
+
+ /* We set retval->data to NULL here; it is filled in later.
+ Setting retval->decided to 1 here means that retval does not
+ correspond to a real file (dirlist_count > 1) or is not worth
+ looking up (if an unnormalized codeset was specified). */
+ retval->decided = (dirlist_count > 1
|| ((mask & XPG_CODESET) != 0
&& (mask & XPG_NORM_CODESET) != 0));
retval->data = NULL;
- if (last == NULL)
- {
- retval->next = *l10nfile_list;
- *l10nfile_list = retval;
- }
- else
- {
- retval->next = last->next;
- last->next = retval;
- }
+ retval->next = *lastp;
+ *lastp = retval;
entries = 0;
- /* If the DIRLIST is a real list the RETVAL entry corresponds not to
- a real file. So we have to use the DIRLIST separation mechanism
- of the inner loop. */
- cnt = __argz_count (dirlist, dirlist_len) == 1 ? mask - 1 : mask;
- for (; cnt >= 0; --cnt)
+ /* Recurse to fill the inheritance list of RETVAL.
+ If the DIRLIST is a real list (i.e. DIRLIST_COUNT > 1), the RETVAL
+ entry does not correspond to a real file; retval->filename contains
+ colons. In this case we loop across all elements of DIRLIST and
+ across all bit patterns dominated by MASK.
+ If the DIRLIST is a single directory or entirely redundant (i.e.
+ DIRLIST_COUNT == 1), we loop across all bit patterns dominated by
+ MASK, excluding MASK itself.
+ In either case, we loop down from MASK to 0. This has the effect
+ that the extra bits in the locale name are dropped in this order:
+ first the modifier, then the territory, then the codeset, then the
+ normalized_codeset. */
+ for (cnt = dirlist_count > 1 ? mask : mask - 1; cnt >= 0; --cnt)
if ((cnt & ~mask) == 0
&& ((cnt & CEN_SPECIFIC) == 0 || (cnt & XPG_SPECIFIC) == 0)
&& ((cnt & XPG_CODESET) == 0 || (cnt & XPG_NORM_CODESET) == 0))
{
- /* Iterate over all elements of the DIRLIST. */
- char *dir = NULL;
-
- while ((dir = __argz_next ((char *) dirlist, dirlist_len, dir))
- != NULL)
+ if (dirlist_count > 1)
+ {
+ /* Iterate over all elements of the DIRLIST. */
+ char *dir = NULL;
+
+ while ((dir = __argz_next ((char *) dirlist, dirlist_len, dir))
+ != NULL)
+ retval->successor[entries++]
+ = _nl_make_l10nflist (l10nfile_list, dir, strlen (dir) + 1,
+ cnt, language, territory, codeset,
+ normalized_codeset, modifier, special,
+ sponsor, revision, filename, 1);
+ }
+ else
retval->successor[entries++]
- = _nl_make_l10nflist (l10nfile_list, dir, strlen (dir) + 1, cnt,
- language, territory, codeset,
+ = _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len,
+ cnt, language, territory, codeset,
normalized_codeset, modifier, special,
sponsor, revision, filename, 1);
}
@@ -349,10 +390,11 @@ _nl_make_l10nflist (l10nfile_list, dirlist, dirlist_len, mask, language,
/* Normalize codeset name. There is no standard for the codeset
names. Normalization allows the user to use any of the common
- names. */
+ names. The return value is dynamically allocated and has to be
+ freed by the caller. */
const char *
_nl_normalize_codeset (codeset, name_len)
- const unsigned char *codeset;
+ const char *codeset;
size_t name_len;
{
int len = 0;
@@ -362,11 +404,11 @@ _nl_normalize_codeset (codeset, name_len)
size_t cnt;
for (cnt = 0; cnt < name_len; ++cnt)
- if (isalnum (codeset[cnt]))
+ if (isalnum ((unsigned char) codeset[cnt]))
{
++len;
- if (isalpha (codeset[cnt]))
+ if (isalpha ((unsigned char) codeset[cnt]))
only_digit = 0;
}
@@ -380,9 +422,9 @@ _nl_normalize_codeset (codeset, name_len)
wp = retval;
for (cnt = 0; cnt < name_len; ++cnt)
- if (isalpha (codeset[cnt]))
- *wp++ = tolower (codeset[cnt]);
- else if (isdigit (codeset[cnt]))
+ if (isalpha ((unsigned char) codeset[cnt]))
+ *wp++ = tolower ((unsigned char) codeset[cnt]);
+ else if (isdigit ((unsigned char) codeset[cnt]))
*wp++ = codeset[cnt];
*wp = '\0';