mirror of
https://github.com/shadow-maint/shadow.git
synced 2024-11-23 18:14:07 +08:00
e2df287aad
It is Undefined Behavior to declare errno (see NOTES in its manual page). Instead of using the errno dummy declaration, use one that doesn't need a comment. Signed-off-by: Alejandro Colomar <alx@kernel.org>
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/* Author: Peter Vrabec <pvrabec@redhat.com> */
|
|
|
|
#include <config.h>
|
|
#ifdef USE_NSCD
|
|
|
|
#include <stdio.h>
|
|
#include <sys/wait.h>
|
|
#include <sys/types.h>
|
|
#include "exitcodes.h"
|
|
#include "defines.h"
|
|
#include "prototypes.h"
|
|
#include "nscd.h"
|
|
#include "shadowlog_internal.h"
|
|
|
|
#define MSG_NSCD_FLUSH_CACHE_FAILED "%s: Failed to flush the nscd cache.\n"
|
|
|
|
/*
|
|
* nscd_flush_cache - flush specified service buffer in nscd cache
|
|
*/
|
|
int nscd_flush_cache (const char *service)
|
|
{
|
|
int status, code;
|
|
const char *cmd = "/usr/sbin/nscd";
|
|
const char *spawnedArgs[] = {"nscd", "-i", service, NULL};
|
|
const char *spawnedEnv[] = {NULL};
|
|
|
|
if (run_command (cmd, spawnedArgs, spawnedEnv, &status) != 0) {
|
|
/* run_command writes its own more detailed message. */
|
|
(void) fprintf (shadow_logfd, _(MSG_NSCD_FLUSH_CACHE_FAILED), shadow_progname);
|
|
return -1;
|
|
}
|
|
|
|
code = WEXITSTATUS (status);
|
|
if (!WIFEXITED (status)) {
|
|
(void) fprintf (shadow_logfd,
|
|
_("%s: nscd did not terminate normally (signal %d)\n"),
|
|
shadow_progname, WTERMSIG (status));
|
|
return -1;
|
|
} else if (code == E_CMD_NOTFOUND) {
|
|
/* nscd is not installed, or it is installed but uses an
|
|
interpreter that is missing. Probably the former. */
|
|
return 0;
|
|
} else if (code == 1) {
|
|
/* nscd is installed, but it isn't active. */
|
|
return 0;
|
|
} else if (code != 0) {
|
|
(void) fprintf (shadow_logfd, _("%s: nscd exited with status %d\n"),
|
|
shadow_progname, code);
|
|
(void) fprintf (shadow_logfd, _(MSG_NSCD_FLUSH_CACHE_FAILED), shadow_progname);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#else /* USE_NSCD */
|
|
extern int ISO_C_forbids_an_empty_translation_unit;
|
|
#endif /* USE_NSCD */
|
|
|