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authorUlrich Drepper <drepper@redhat.com>2000-01-29 12:04:45 +0000
committerUlrich Drepper <drepper@redhat.com>2000-01-29 12:04:45 +0000
commitb6aa34eb721a209444df2c0694bb18f8f4a58e47 (patch)
tree7256c643e7830c3a6aa7e852942d11d34b988d72 /locale/loadlocale.c
parent6770573aa3190c539932fd0bd56e9b64f95065a5 (diff)
Update.
* locale/loadlocale.c (_nl_load_locale): Optimize a bit. Pretty print. Add checks for _POSIX_MMAPPED_FILES where necessary. (_nl_unload_locale): If locale data was mmapped use munmap. 2000-01-29 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/i386/sys/io.h: Add missing ints, use _EXTERN_INLINE, compile inline assembler functions only with gcc. 2000-01-29 Ulrich Drepper <drepper@redhat.com> * catgets/catgets.c (catopen): Handle NL_CAT_LOCALE correctly. * catgets/gencat.c (read_input_file): Remove messages correctly. * catgets/open_catalog.c (__open_catalog): Handle trailing colons and adjacent colons correctly. Correct loops to read territory and and codeset part. Patches by Geoff Clare <gwc@unisoft.com> (PR libc/1559). * rt/aio_misc.c (get_elem): Assign pointer to new row to correct pool entry. Patch by Jens Moeller <jens.moeller@waii.com> (PR libc/1558). 2000-01-28 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/arm/Versions: Export the new *rlimit interface with symbol version GLIBC_2.2. * sysdeps/unix/sysv/linux/i386/Versions: Likewise. * sysdeps/unix/sysv/linux/i386/getrlimit.c: Likewise. * sysdeps/unix/sysv/linux/i386/getrlimit64.c: Likewise. * sysdeps/unix/sysv/linux/i386/setrlimit.c: Likewise. 2000-01-27 Scott Bambrough <scottb@netwinder.org> * sysdeps/unix/sysv/linux/arm/Makefile: Backout rlimit changes for resource directory. * sysdeps/unix/sysv/linux/arm/syscalls.list: Backout changes for versioning setrlimit and getrlimit. 2000-01-27 Andreas Jaeger <aj@suse.de> * sysdeps/powerpc/fpu/libm-ulps: Renamed to ... * sysdeps/powerpc/fpu/libm-test-ulps: ...this. 2000-01-27 Ruediger Oertel <ro@suse.de> * sysdeps/unix/sysv/linux/i386/sys/io.h: Change "::" to ": :" for g++. 2000-01-29 Ulrich Drepper <drepper@redhat.com>
Diffstat (limited to 'locale/loadlocale.c')
-rw-r--r--locale/loadlocale.c53
1 files changed, 35 insertions, 18 deletions
diff --git a/locale/loadlocale.c b/locale/loadlocale.c
index 0bb517ca44..c2d5b89bc1 100644
--- a/locale/loadlocale.c
+++ b/locale/loadlocale.c
@@ -1,5 +1,5 @@
/* Functions to read locale data files.
- Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -23,7 +23,9 @@
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
-#include <sys/mman.h>
+#ifdef _POSIX_MAPPED_FILES
+# include <sys/mman.h>
+#endif
#include <sys/stat.h>
#include "localeinfo.h"
@@ -87,13 +89,17 @@ _nl_load_locale (struct loaded_l10nfile *file, int category)
/* LOCALE/LC_foo is a directory; open LOCALE/LC_foo/SYS_LC_foo
instead. */
char *newp;
+ size_t filenamelen;
__close (fd);
- newp = (char *) alloca (strlen (file->filename)
+ filenamelen = strlen (file->filename);
+ newp = (char *) alloca (filenamelen
+ 5 + _nl_category_name_sizes[category] + 1);
- __stpcpy (__stpcpy (__stpcpy (newp, file->filename), "/SYS_"),
- _nl_category_names[category]);
+ __mempcpy (__mempcpy (__mempcpy (newp, file->filename, filenamelen),
+ "/SYS_", 5),
+ _nl_category_names[category],
+ _nl_category_name_sizes[category] + 1);
fd = __open (newp, O_RDONLY);
if (fd < 0)
@@ -105,24 +111,32 @@ _nl_load_locale (struct loaded_l10nfile *file, int category)
/* Map in the file's data. */
save_err = errno;
-#ifndef MAP_COPY
+#ifdef _POSIX_MAPPED_FILES
+# ifndef MAP_COPY
/* Linux seems to lack read-only copy-on-write. */
-#define MAP_COPY MAP_PRIVATE
-#endif
-#ifndef MAP_FILE
+# define MAP_COPY MAP_PRIVATE
+# endif
+# ifndef MAP_FILE
/* Some systems do not have this flag; it is superfluous. */
-#define MAP_FILE 0
-#endif
-#ifndef MAP_INHERIT
+# define MAP_FILE 0
+# endif
+# ifndef MAP_INHERIT
/* Some systems might lack this; they lose. */
-#define MAP_INHERIT 0
-#endif
+# define MAP_INHERIT 0
+# endif
filedata = (void *) __mmap ((caddr_t) 0, st.st_size, PROT_READ,
MAP_FILE|MAP_COPY|MAP_INHERIT, fd, 0);
- if ((void *) filedata == MAP_FAILED)
+ if ((void *) filedata != MAP_FAILED)
+ {
+ if (st.st_size < sizeof (*filedata))
+ /* This cannot be a locale data file since it's too small. */
+ goto puntfd;
+ }
+ else
{
if (errno == ENOSYS)
{
+#endif /* _POSIX_MAPPED_FILES */
/* No mmap; allocate a buffer and read from the file. */
mmaped = 0;
filedata = malloc (st.st_size);
@@ -148,19 +162,20 @@ _nl_load_locale (struct loaded_l10nfile *file, int category)
else
goto puntfd;
__set_errno (save_err);
+#ifdef _POSIX_MAPPED_FILES
}
else
goto puntfd;
}
- else if (st.st_size < sizeof (*filedata))
- /* This cannot be a locale data file since it's too small. */
- goto puntfd;
+#endif /* _POSIX_MAPPED_FILES */
if (filedata->magic != LIMAGIC (category))
/* Bad data file in either byte order. */
{
puntmap:
+#ifdef _POSIX_MAPPED_FILES
__munmap ((caddr_t) filedata, st.st_size);
+#endif
puntfd:
__close (fd);
return;
@@ -208,9 +223,11 @@ _nl_load_locale (struct loaded_l10nfile *file, int category)
void
_nl_unload_locale (struct locale_data *locale)
{
+#ifdef _POSIX_MAPPED_FILES
if (locale->mmaped)
__munmap ((caddr_t) locale->filedata, locale->filesize);
else
+#endif
free ((void *) locale->filedata);
free (locale);