diff options
Diffstat (limited to 'misc/getusershell.c')
| -rw-r--r-- | misc/getusershell.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/misc/getusershell.c b/misc/getusershell.c index f41c6fa5f0..255b579b1a 100644 --- a/misc/getusershell.c +++ b/misc/getusershell.c @@ -46,7 +46,15 @@ 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 char **curshell, **shells, *strings; static char **initshells (void) __THROW; @@ -97,21 +105,22 @@ initshells() free(strings); strings = NULL; if ((fp = fopen(_PATH_SHELLS, "rc")) == NULL) - return (char **) okshells; + goto init_okshells_noclose; 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 ((strings = malloc((u_int)statb.st_size + 1)) == NULL) { - (void)fclose(fp); - return (char **) okshells; - } + if ((strings = malloc((u_int)statb.st_size + 1)) == NULL) + goto init_okshells; shells = calloc((unsigned)statb.st_size / 3, sizeof (char *)); if (shells == NULL) { - (void)fclose(fp); free(strings); strings = NULL; - return (char **) okshells; + goto init_okshells; } sp = shells; cp = strings; |