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authorBart Schaefer <barts@users.sourceforge.net>2000-07-28 16:35:47 +0000
committerBart Schaefer <barts@users.sourceforge.net>2000-07-28 16:35:47 +0000
commitb7c6421796248d747f8cf0cad42f06969a2bc907 (patch)
tree1d985c489b9b846f191cd5639ffbe0b31c31dc81 /Src
parent7697f6134f8b519c1eb626ad082b6e983ea99430 (diff)
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The `wait' builtin accepts only PIDs it can find in the job table.
Diffstat (limited to 'Src')
-rw-r--r--Src/jobs.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/Src/jobs.c b/Src/jobs.c
index 02009ec9b..ea96200eb 100644
--- a/Src/jobs.c
+++ b/Src/jobs.c
@@ -1289,7 +1289,13 @@ bin_fg(char *name, char **argv, char *ops, int func)
 
 	if (func == BIN_WAIT && isanum(*argv)) {
 	    /* wait can take a pid; the others can't. */
-	    waitforpid((long)atoi(*argv));
+	    pid_t pid = (long)atoi(*argv);
+	    Job j;
+	    Process p;
+	    if (findproc(pid, &j, &p))
+		waitforpid(pid);
+	    else
+		zwarnnam(name, "pid %d is not a child of this shell", 0, pid);
 	    retval = lastval2;
 	    thisjob = ocj;
 	    continue;