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log: minor optimization

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This commit is contained in:
Lennart Poettering
2012-01-05 14:55:35 +01:00
parent 81beb7508e
commit 674f828369
1 changed files with 8 additions and 5 deletions
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src/log.c
+8 -5
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@@ -95,7 +95,8 @@ static int log_open_kmsg(void) {
if (kmsg_fd >= 0)
return 0;
if ((kmsg_fd = open("/dev/kmsg", O_WRONLY|O_NOCTTY|O_CLOEXEC)) < 0) {
kmsg_fd = open("/dev/kmsg", O_WRONLY|O_NOCTTY|O_CLOEXEC);
if (kmsg_fd < 0) {
log_error("Failed to open /dev/kmsg for logging: %s", strerror(errno));
return -errno;
}
@@ -265,14 +266,16 @@ static int write_to_console(
if (console_fd < 0)
return 0;
snprintf(location, sizeof(location), "(%s:%u) ", file, line);
char_array_0(location);
highlight = LOG_PRI(level) <= LOG_ERR && show_color;
zero(iovec);
if (show_location)
if (show_location) {
snprintf(location, sizeof(location), "(%s:%u) ", file, line);
char_array_0(location);
IOVEC_SET_STRING(iovec[n++], location);
}
if (highlight)
IOVEC_SET_STRING(iovec[n++], ANSI_HIGHLIGHT_ON);
IOVEC_SET_STRING(iovec[n++], buffer);