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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

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This commit is contained in:
Ulrich Drepper
2004-12-22 20:10:10 +00:00
parent 0ecb606cb6
commit a334319f65
6215 changed files with 304673 additions and 494300 deletions
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49
misc/getusershell.c
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@ -46,15 +46,7 @@ static char sccsid[] = "@(#)getusershell.c 8.1 (Berkeley) 6/4/93";
* /etc/shells.
*/
/* NB: we do not initialize okshells here. The initialization needs
relocations. These interfaces are used so rarely that this is not
justified. Instead explicitly initialize the array when it is
used. */
#if 0
static const char *const okshells[] = { _PATH_BSHELL, _PATH_CSHELL, NULL };
#else
static const char *okshells[3];
#endif
static const char *okshells[] = { _PATH_BSHELL, _PATH_CSHELL, NULL };
static char **curshell, **shells, *strings;
static char **initshells (void) __THROW;
@ -78,9 +70,11 @@ void
endusershell()
{
free(shells);
if (shells != NULL)
free(shells);
shells = NULL;
free(strings);
if (strings != NULL)
free(strings);
strings = NULL;
curshell = NULL;
}
@ -98,39 +92,40 @@ initshells()
register char **sp, *cp;
register FILE *fp;
struct stat64 statb;
size_t flen;
int flen;
free(shells);
if (shells != NULL)
free(shells);
shells = NULL;
free(strings);
if (strings != NULL)
free(strings);
strings = NULL;
if ((fp = fopen(_PATH_SHELLS, "rc")) == NULL)
goto init_okshells_noclose;
return (char **) okshells;
if (fstat64(fileno(fp), &statb) == -1) {
init_okshells:
(void)fclose(fp);
init_okshells_noclose:
okshells[0] = _PATH_BSHELL;
okshells[1] = _PATH_CSHELL;
return (char **) okshells;
}
if (statb.st_size > ~(size_t)0 / sizeof (char *) * 3)
goto init_okshells;
if ((strings = malloc(statb.st_size + 2)) == NULL)
goto init_okshells;
shells = malloc(statb.st_size / 3 * sizeof (char *));
if ((strings = malloc((u_int)statb.st_size + 1)) == NULL) {
(void)fclose(fp);
return (char **) okshells;
}
shells = calloc((unsigned)statb.st_size / 3, sizeof (char *));
if (shells == NULL) {
(void)fclose(fp);
free(strings);
strings = NULL;
goto init_okshells;
return (char **) okshells;
}
/* No threads using this stream. */
__fsetlocking (fp, FSETLOCKING_BYCALLER);
sp = shells;
cp = strings;
flen = statb.st_size + 2;
flen = statb.st_size;
while (fgets_unlocked(cp, flen - (cp - strings), fp) != NULL) {
while (*cp != '#' && *cp != '/' && *cp != '\0')
cp++;
if (*cp == '#' || *cp == '\0' || cp[1] == '\0')
if (*cp == '#' || *cp == '\0')
continue;
*sp++ = cp;
while (!isspace(*cp) && *cp != '#' && *cp != '\0')