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logger: add support for -I PID to log, e.g., $$ from a shell script

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Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
This commit is contained in:
Joachim Wiberg
2022-07-31 12:03:57 +02:00
parent f32ca837c1
commit 4f94756bf2
4 changed files with 26 additions and 3 deletions
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8
src/logger.c
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@@ -238,6 +238,7 @@ static int usage(int code)
" -h HOST Send (UDP) message to this remote syslog server (IP or DNS name)\n"
" -H NAME Use NAME instead of system hostname in message header\n"
" -i Log process ID of the logger process with each line (LOG_PID)\n"
" -I PID Log process ID using PID, recommed using PID $$ for shell scripts\n"
#ifdef __linux__
" -k Log to kernel /dev/kmsg if /dev/log doesn't exist yet\n"
#endif
@@ -278,7 +279,7 @@ int main(int argc, char *argv[])
int c, num = 5;
int rotate = 0;
while ((c = getopt(argc, argv, "46?bcd:f:h:H:ikm:np:P:r:st:u:v")) != EOF) {
while ((c = getopt(argc, argv, "46?bcd:f:h:H:iI:km:np:P:r:st:u:v")) != EOF) {
switch (c) {
case '4':
family = AF_INET;
@@ -316,6 +317,11 @@ int main(int argc, char *argv[])
log_opts |= LOG_PID;
break;
case 'I':
log_opts |= LOG_PID;
log.log_pid = atoi(optarg);
break;
case 'k':
#ifdef __linux__
allow_kmsg = 1;