From: Michael Tremer <michael.tremer@ipfire.org>
Date: Tue, 9 Aug 2022 16:32:48 +0000 (+0000)
Subject: command: Return exit code of last child process
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e4a0565a843be819fdf7e159cc960e211670cf66;p=people%2Fstevee%2Fpakfire.git

command: Return exit code of last child process

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/tests/stub/command.c b/tests/stub/command.c
index 29a24559..3f07dbd0 100644
--- a/tests/stub/command.c
+++ b/tests/stub/command.c
@@ -126,25 +126,31 @@ static int exit_with_code(int argc, char* argv[]) {
 }
 
 static int fork_bomb(int argc, char* argv[]) {
+	int status = 0;
+
 	// Fork this process
 	pid_t pid = fork();
 
+	// Catch any errors
+	if (pid < 0) {
+		fprintf(stderr, "Could not fork(): %m\n");
+		exit(EXIT_FAILURE);
+
 	// Parent
-	if (pid) {
+	} else if (pid) {
 		printf("Forked child process with PID %d\n", pid);
 
 		// Wait until the child process went away
-		waitpid(pid, NULL, 0);
+		waitpid(pid, &status, 0);
 
-		return 0;
+		// Pass on the exit code
+		return WEXITSTATUS(status);
 
 	// Child
 	} else {
 		// Fork again...
 		return fork_bomb(0, NULL);
 	}
-
-	return 0;
 }
 
 static int lines(int argc, char* argv[]) {