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share/log: unify two code paths

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Explicit zeroing is replaced with initialization to {0}.

No functional change.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2012-11-26 16:39:46 +01:00
parent e64690a857
commit 41a79f1062
1 changed files with 36 additions and 45 deletions
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81
src/shared/log.c
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@ -441,6 +441,31 @@ static int write_to_kmsg(
return 1; return 1;
} }
static int log_do_header(char *header, size_t size,
int level,
const char *file, int line, const char *func,
const char *object_name, const char *object) {
snprintf(header, size,
"PRIORITY=%i\n"
"SYSLOG_FACILITY=%i\n"
"CODE_FILE=%s\n"
"CODE_LINE=%i\n"
"CODE_FUNCTION=%s\n"
"%s%.*s%s"
"SYSLOG_IDENTIFIER=%s\n",
LOG_PRI(level),
LOG_FAC(level),
file,
line,
func,
object ? object_name : "",
object ? LINE_MAX : 0, object, /* %.0s means no output */
object ? "\n" : "",
program_invocation_short_name);
header[size - 1] = '\0';
return 0;
}
static int write_to_journal( static int write_to_journal(
int level, int level,
const char*file, const char*file,
@ -451,39 +476,20 @@ static int write_to_journal(
const char *buffer) { const char *buffer) {
char header[LINE_MAX]; char header[LINE_MAX];
struct iovec iovec[3]; struct iovec iovec[4] = {{0}};
struct msghdr mh; struct msghdr mh = {0};
if (journal_fd < 0) if (journal_fd < 0)
return 0; return 0;
snprintf(header, sizeof(header), log_do_header(header, sizeof(header), level,
"PRIORITY=%i\n" file, line, func, object_name, object);
"SYSLOG_FACILITY=%i\n"
"CODE_FILE=%s\n"
"CODE_LINE=%i\n"
"CODE_FUNCTION=%s\n"
"%s%.*s%s"
"SYSLOG_IDENTIFIER=%s\n"
"MESSAGE=",
LOG_PRI(level),
LOG_FAC(level),
file,
line,
func,
object ? object_name : "",
object ? LINE_MAX : 0, object, /* %.0s means no output */
object ? "\n" : "",
program_invocation_short_name);
char_array_0(header);
zero(iovec);
IOVEC_SET_STRING(iovec[0], header); IOVEC_SET_STRING(iovec[0], header);
IOVEC_SET_STRING(iovec[1], buffer); IOVEC_SET_STRING(iovec[1], "MESSAGE=");
IOVEC_SET_STRING(iovec[2], "\n"); IOVEC_SET_STRING(iovec[2], buffer);
IOVEC_SET_STRING(iovec[3], "\n");
zero(mh);
mh.msg_iov = iovec; mh.msg_iov = iovec;
mh.msg_iovlen = ELEMENTSOF(iovec); mh.msg_iovlen = ELEMENTSOF(iovec);
@ -744,29 +750,14 @@ int log_struct_internal(
journal_fd >= 0) { journal_fd >= 0) {
char header[LINE_MAX]; char header[LINE_MAX];
struct iovec iovec[17]; struct iovec iovec[17] = {{0}};
unsigned n = 0, i; unsigned n = 0, i;
struct msghdr mh; struct msghdr mh;
const char nl = '\n'; static const char nl = '\n';
/* If the journal is available do structured logging */ /* If the journal is available do structured logging */
log_do_header(header, sizeof(header), level,
snprintf(header, sizeof(header), file, line, func, NULL, NULL);
"PRIORITY=%i\n"
"SYSLOG_FACILITY=%i\n"
"CODE_FILE=%s\n"
"CODE_LINE=%i\n"
"CODE_FUNCTION=%s\n"
"SYSLOG_IDENTIFIER=%s\n",
LOG_PRI(level),
LOG_FAC(level),
file,
line,
func,
program_invocation_short_name);
char_array_0(header);
zero(iovec);
IOVEC_SET_STRING(iovec[n++], header); IOVEC_SET_STRING(iovec[n++], header);
va_start(ap, format); va_start(ap, format);