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avoid zombie when execvp fails

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rsc 2006-05-12 20:52:12 +00:00
parent d7f59903e3
commit 286f68524e
1 changed files with 1 additions and 0 deletions
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src/libthread/exec.c
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@ -93,6 +93,7 @@ _threadspawn(int fd[3], char *cmd, char *argv[])
n = read(p[0], exitstr, sizeof exitstr-1); n = read(p[0], exitstr, sizeof exitstr-1);
close(p[0]); close(p[0]);
if(n > 0){ /* exec failed */ if(n > 0){ /* exec failed */
free(waitfor(pid));
exitstr[n] = 0; exitstr[n] = 0;
errno = atoi(exitstr); errno = atoi(exitstr);
return -1; return -1;