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daemonize

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This commit is contained in:
Nishi 2025-11-18 16:12:16 +09:00
commit 4f590f9318
Signed by: nishi
GPG key ID: 27EF69B208EB9343
1 changed files with 11 additions and 2 deletions
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13
mdm/main.c
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@ -1,6 +1,7 @@
#include "mdm.h"
int is_launch_x = 1;
int is_daemon = 1;
gid_t gid;
uid_t uid;
@ -9,11 +10,14 @@ char* run;
int main(int argc, char** argv) {
int i, st;
char* backup = NULL;
pid_t pid;
for(i = 1; i < argc; i++) {
if(argv[i][0] == '-') {
if(strcmp(argv[i], "-X") == 0 || strcmp(argv[i], "--no-launch-x") == 0) {
is_launch_x = 0;
}else if(strcmp(argv[i], "-d") == 0 || strcmp(argv[i], "--no-daemon") == 0) {
is_daemon = 0;
} else {
fprintf(stderr, "%s: bad option: %s\n", argv[0], argv[i]);
return 1;
@ -26,6 +30,13 @@ int main(int argc, char** argv) {
return 1;
}
if(is_daemon && (pid = fork()) != 0){
FILE* f = fopen("/var/run/mdm.pid", "w");
fprintf(f, "%d\n", pid);
fclose(f);
return 0;
}
if(access(CONFDIR "/mdm", F_OK) != 0) mkdir(CONFDIR "/mdm", 0755);
if(access(CONFDIR "/mdm/mdmrc", F_OK) != 0) MDEFileCopy(DATADIR "/examples/mdm/mdmrc", CONFDIR "/mdm/mdmrc");
@ -33,8 +44,6 @@ int main(int argc, char** argv) {
if(getenv("DISPLAY") != NULL) backup = MDEStringDuplicate(getenv("DISPLAY"));
do {
pid_t pid;
setenv("DISPLAY", backup == NULL ? "" : backup, 1);
if(is_launch_x && (st = launch_x()) != 0) return st;