add noreturn function attribute to usage

stevegrubb · stevegrubb · commit 970a15ebb588 · 2025-08-07T18:00:54.000-04:00
diff --git a/src/auditd.c b/src/auditd.c
@@ -113,6 +113,7 @@ static const char *startup_states[] = {"disable", "enable", "nochange"};
 /*
  * Output a usage message
  */
+static void usage(void) __attribute__((noreturn));
 static void usage(void)
 {
 	fprintf(stderr,
diff --git a/tools/ausyscall/ausyscall.c b/tools/ausyscall/ausyscall.c
@@ -31,6 +31,7 @@
 
 #define LAST_SYSCALL 1400	// IA64 is in the 1300's right now
 
+void usage(void) __attribute__((noreturn));
 void usage(void)
 {
   fprintf(stderr, "usage: ausyscall [arch] name | number | --dump | --exact\n");

Original file line number	Diff line number	Diff line change
`@@ -113,6 +113,7 @@ static const char *startup_states[] = {"disable", "enable", "nochange"};`
`113`	`113`	`/*`
`114`	`114`	`* Output a usage message`
`115`	`115`	`*/`
	`116`	`+static void usage(void) __attribute__((noreturn));`
`116`	`117`	`static void usage(void)`
`117`	`118`	`{`
`118`	`119`	`fprintf(stderr,`
Original file line number	Diff line number	Diff line change
`@@ -31,6 +31,7 @@`
`31`	`31`
`32`	`32`	`#define LAST_SYSCALL 1400 // IA64 is in the 1300's right now`
`33`	`33`
	`34`	`+void usage(void) __attribute__((noreturn));`
`34`	`35`	`void usage(void)`
`35`	`36`	`{`
`36`	`37`	`fprintf(stderr, "usage: ausyscall [arch] name \| number \| --dump \| --exact\n");`