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* locale/programs/locale.c: Don't print aliases for non-existing
	locales for 'locale -a'.
	Patch by Noah Levitt <nlevitt@columbia.edu> [PR libc/4166].

2002-07-19  H.J. Lu  <hjl@gnu.org>

	* sysdeps/unix/sysv/linux/mips/bits/msq.h: New file.

2002-07-16  H.J. Lu  <hjl@gnu.org>

	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
	sys/personality.h.
	* sysdeps/unix/sysv/linux/sys/personality.h: New file.

2002-08-25  Ulrich Drepper  <drepper@redhat.com>
This commit is contained in:
Ulrich Drepper
2002-08-26 02:20:11 +00:00
parent 61ae62f270
commit 06a466e7e1
4 changed files with 191 additions and 99 deletions
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198
locale/programs/locale.c
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@@ -347,100 +347,13 @@ write_locales (void)
#define PUT(name) tsearch (name, &all_data, \
(int (*) (const void *, const void *)) strcoll)
#define GET(name) tfind (name, &all_data, \
(int (*) (const void *, const void *)) strcoll)
/* Now read the locale.alias files. */
if (argz_create_sep (LOCALE_ALIAS_PATH, ':', &alias_path, &alias_path_len))
error (1, errno, gettext ("while preparing output"));
entry = NULL;
while ((entry = argz_next (alias_path, alias_path_len, entry)))
{
static const char aliasfile[] = "/locale.alias";
FILE *fp;
char full_name[strlen (entry) + sizeof aliasfile];
stpcpy (stpcpy (full_name, entry), aliasfile);
fp = fopen (full_name, "r");
if (fp == NULL)
/* Ignore non-existing files. */
continue;
/* No threads present. */
__fsetlocking (fp, FSETLOCKING_BYCALLER);
while (! feof_unlocked (fp))
{
/* It is a reasonable approach to use a fix buffer here
because
a) we are only interested in the first two fields
b) these fields must be usable as file names and so must
not be that long */
char buf[BUFSIZ];
char *alias;
char *value;
char *cp;
if (fgets_unlocked (buf, BUFSIZ, fp) == NULL)
/* EOF reached. */
break;
cp = buf;
/* Ignore leading white space. */
while (isspace (cp[0]) && cp[0] != '\n')
++cp;
/* A leading '#' signals a comment line. */
if (cp[0] != '\0' && cp[0] != '#' && cp[0] != '\n')
{
alias = cp++;
while (cp[0] != '\0' && !isspace (cp[0]))
++cp;
/* Terminate alias name. */
if (cp[0] != '\0')
*cp++ = '\0';
/* Now look for the beginning of the value. */
while (isspace (cp[0]))
++cp;
if (cp[0] != '\0')
{
value = cp++;
while (cp[0] != '\0' && !isspace (cp[0]))
++cp;
/* Terminate value. */
if (cp[0] == '\n')
{
/* This has to be done to make the following
test for the end of line possible. We are
looking for the terminating '\n' which do not
overwrite here. */
*cp++ = '\0';
*cp = '\n';
}
else if (cp[0] != '\0')
*cp++ = '\0';
/* Add the alias. */
if (! verbose)
PUT (xstrdup (alias));
}
}
/* Possibly not the whole line fits into the buffer.
Ignore the rest of the line. */
while (strchr (cp, '\n') == NULL)
{
cp = buf;
if (fgets_unlocked (buf, BUFSIZ, fp) == NULL)
/* Make sure the inner loop will be left. The outer
loop will exit at the `feof' test. */
*cp = '\n';
}
}
fclose (fp);
}
/* `POSIX' locale is always available (POSIX.2 4.34.3). */
PUT ("POSIX");
/* And so is the "C" locale. */
PUT ("C");
memset (linebuf, '-', sizeof (linebuf) - 1);
linebuf[sizeof (linebuf) - 1] = '\0';
@@ -570,13 +483,102 @@ write_locales (void)
if (ndirents > 0)
free (dirents);
/* Now read the locale.alias files. */
if (argz_create_sep (LOCALE_ALIAS_PATH, ':', &alias_path, &alias_path_len))
error (1, errno, gettext ("while preparing output"));
entry = NULL;
while ((entry = argz_next (alias_path, alias_path_len, entry)))
{
static const char aliasfile[] = "/locale.alias";
FILE *fp;
char full_name[strlen (entry) + sizeof aliasfile];
stpcpy (stpcpy (full_name, entry), aliasfile);
fp = fopen (full_name, "r");
if (fp == NULL)
/* Ignore non-existing files. */
continue;
/* No threads present. */
__fsetlocking (fp, FSETLOCKING_BYCALLER);
while (! feof_unlocked (fp))
{
/* It is a reasonable approach to use a fix buffer here
because
a) we are only interested in the first two fields
b) these fields must be usable as file names and so must
not be that long */
char buf[BUFSIZ];
char *alias;
char *value;
char *cp;
if (fgets_unlocked (buf, BUFSIZ, fp) == NULL)
/* EOF reached. */
break;
cp = buf;
/* Ignore leading white space. */
while (isspace (cp[0]) && cp[0] != '\n')
++cp;
/* A leading '#' signals a comment line. */
if (cp[0] != '\0' && cp[0] != '#' && cp[0] != '\n')
{
alias = cp++;
while (cp[0] != '\0' && !isspace (cp[0]))
++cp;
/* Terminate alias name. */
if (cp[0] != '\0')
*cp++ = '\0';
/* Now look for the beginning of the value. */
while (isspace (cp[0]))
++cp;
if (cp[0] != '\0')
{
value = cp++;
while (cp[0] != '\0' && !isspace (cp[0]))
++cp;
/* Terminate value. */
if (cp[0] == '\n')
{
/* This has to be done to make the following
test for the end of line possible. We are
looking for the terminating '\n' which do not
overwrite here. */
*cp++ = '\0';
*cp = '\n';
}
else if (cp[0] != '\0')
*cp++ = '\0';
/* Add the alias. */
if (! verbose && GET (value) != NULL)
PUT (xstrdup (alias));
}
}
/* Possibly not the whole line fits into the buffer.
Ignore the rest of the line. */
while (strchr (cp, '\n') == NULL)
{
cp = buf;
if (fgets_unlocked (buf, BUFSIZ, fp) == NULL)
/* Make sure the inner loop will be left. The outer
loop will exit at the `feof' test. */
*cp = '\n';
}
}
fclose (fp);
}
if (! verbose)
{
/* `POSIX' locale is always available (POSIX.2 4.34.3). */
PUT ("POSIX");
/* And so is the "C" locale. */
PUT ("C");
twalk (all_data, print_names);
}
}