hermes

commit 769bf130db0a1f3664f6c976cda0f491b07ffb6b
parent fc42549f6f6ec411a54771d45fb6901da399dcbf
Author: Francesco Saccone <francesco@francescosaccone.com>
Date:   Tue,  1 Apr 2025 11:09:04 +0200

feat: create register signal handler

I know that should have been one of the first things to write,
but I just learned about it ;).

Signed-off-by: Francesco Saccone <francesco@francescosaccone.com>

Diffstat:
M
main.c
 | 
20
++++++++++++++++++++

1 file changed, 20 insertions(+), 0 deletions(-)
diff --git a/main.c b/main.c
@@ -1,5 +1,6 @@
 #include <grp.h>
 #include <pwd.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -25,6 +26,19 @@ print_usage(char *program_name) {
 	            program_name);
 }
 
+void handle_signal(int signal) {
+	printf("\nTerminating Hermes...\n");
+
+	switch (signal) {
+	case SIGINT:
+	case SIGTERM:
+		exit(0);
+		break;
+	default:
+		exit(1);
+	}
+}
+
 int
 main(int argc, char *argv[]) {
 	char *program_name = argv[0],
@@ -38,6 +52,12 @@ main(int argc, char *argv[]) {
 	struct passwd *user;
 	struct group *group;
 
+	signal(SIGINT, handle_signal);
+	signal(SIGTERM, handle_signal);
+	signal(SIGSEGV, handle_signal);
+	signal(SIGABRT, handle_signal);
+	signal(SIGFPE, handle_signal);
+
 	for (i = 1; i < argc; i++) {
 		char *argument = argv[i];