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authorRoberto E. Vargas Caballero <k0ga@shike2.com>2014-08-04 22:07:04 +0200
committerRoberto E. Vargas Caballero <k0ga@shike2.com>2014-08-04 22:07:04 +0200
commitec3268961d1dc4072f6caa6f97db5436da2ff411 (patch)
tree77b3e52b72ced49500de02e51968fbec8b6a51e8
parent769d48180747c3255653360d161c77ec2a2e8d13 (diff)
downloadst-ec3268961d1dc4072f6caa6f97db5436da2ff411.tar.gz
Add error message when child exits whit error
Master proccess was not showing any error message when the child died with an error, and it was very confusing for the user (for example with incorrect -e command).
-rw-r--r--st.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/st.c b/st.c
index a2703f4..45bc89d 100644
--- a/st.c
+++ b/st.c
@@ -1176,16 +1176,15 @@ execsh(void) {
void
sigchld(int a) {
- int stat = 0;
+ int stat, ret;
if(waitpid(pid, &stat, 0) < 0)
die("Waiting for pid %hd failed: %s\n", pid, strerror(errno));
- if(WIFEXITED(stat)) {
- exit(WEXITSTATUS(stat));
- } else {
- exit(EXIT_FAILURE);
- }
+ ret = WIFEXITED(stat) ? WEXITSTATUS(stat) : EXIT_FAILURE;
+ if (ret != EXIT_SUCCESS)
+ die("child finished with error '%d'\n", stat);
+ exit(EXIT_SUCCESS);
}
void