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Allow passing NULL as fds

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Nikita Ivanov 2022-05-23 23:49:57 +05:00
parent 8487750f1a
commit 1f460e2de1
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1 changed files with 7 additions and 5 deletions
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utils.c
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@ -28,6 +28,7 @@ int spawn(char *args[], pid_t *cpid, int *exitcode, int *fds[2])
/* Child process */ /* Child process */
if (pid == 0) { if (pid == 0) {
if (fds) {
while (*fds) { while (*fds) {
if (dup2((*fds)[0], (*fds)[1]) == -1) { if (dup2((*fds)[0], (*fds)[1]) == -1) {
print_errorf("dup2() failed: %s", strerror(errno)); print_errorf("dup2() failed: %s", strerror(errno));
@ -35,6 +36,7 @@ int spawn(char *args[], pid_t *cpid, int *exitcode, int *fds[2])
} }
fds = &fds[1]; fds = &fds[1];
} }
}
execvp(args[0], args); execvp(args[0], args);
print_errorf("exec() failed: %s", strerror(errno)); print_errorf("exec() failed: %s", strerror(errno));