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coredump: make use of the cleanup macros

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This commit is contained in:
Mirco Tischler 2013-02-05 01:43:10 +01:00 committed by Zbigniew Jędrzejewski-Szmek
parent a4b88c1ecb
commit b7f7c68570
1 changed files with 10 additions and 31 deletions
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41
src/journal/coredump.c
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@ -32,6 +32,7 @@
#include "log.h"
#include "util.h"
#include "macro.h"
#include "mkdir.h"
#include "special.h"
#include "cgroup-util.h"
@ -49,8 +50,7 @@ enum {
};
static int divert_coredump(void) {
FILE *f;
int r;
_cleanup_fclose_ FILE *f = NULL;
log_info("Detected coredump of the journal daemon itself, diverting coredump to /var/lib/systemd/coredump/.");
@ -70,19 +70,16 @@ static int divert_coredump(void) {
if (l <= 0) {
if (ferror(f)) {
log_error("Failed to read coredump: %m");
r = -errno;
goto finish;
return -errno;
}
r = 0;
break;
}
q = fwrite(buffer, 1, l, f);
if (q != l) {
log_error("Failed to write coredump: %m");
r = -errno;
goto finish;
return -errno;
}
}
@ -90,25 +87,23 @@ static int divert_coredump(void) {
if (ferror(f)) {
log_error("Failed to write coredump: %m");
r = -errno;
return -errno;
}
finish:
fclose(f);
return r;
return 0;
}
int main(int argc, char* argv[]) {
int r, j = 0;
char *p = NULL;
_cleanup_free_ char *p = NULL;
ssize_t n;
pid_t pid;
uid_t uid;
gid_t gid;
struct iovec iovec[14];
char *core_pid = NULL, *core_uid = NULL, *core_gid = NULL, *core_signal = NULL,
_cleanup_free_ char *core_pid = NULL, *core_uid = NULL, *core_gid = NULL, *core_signal = NULL,
*core_timestamp = NULL, *core_comm = NULL, *core_exe = NULL, *core_unit = NULL,
*core_session = NULL, *core_message = NULL, *core_cmdline = NULL, *t;
*core_session = NULL, *core_message = NULL, *core_cmdline = NULL, *t = NULL;
prctl(PR_SET_DUMPABLE, 0);
@ -143,11 +138,8 @@ int main(int argc, char* argv[]) {
}
core_unit = strappend("COREDUMP_UNIT=", t);
free(t);
} else if (cg_pid_get_user_unit(pid, &t) >= 0) {
} else if (cg_pid_get_user_unit(pid, &t) >= 0)
core_unit = strappend("COREDUMP_USER_UNIT=", t);
free(t);
}
if (core_unit)
IOVEC_SET_STRING(iovec[j++], core_unit);
@ -264,18 +256,5 @@ int main(int argc, char* argv[]) {
log_error("Failed to send coredump: %s", strerror(-r));
finish:
free(p);
free(core_pid);
free(core_uid);
free(core_gid);
free(core_signal);
free(core_timestamp);
free(core_comm);
free(core_exe);
free(core_cmdline);
free(core_unit);
free(core_session);
free(core_message);
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}