diff options
Diffstat (limited to 'src/libstddjb/child_spawn0.c')
| -rw-r--r-- | src/libstddjb/child_spawn0.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/libstddjb/child_spawn0.c b/src/libstddjb/child_spawn0.c index 7b95b9f..927bb0e 100644 --- a/src/libstddjb/child_spawn0.c +++ b/src/libstddjb/child_spawn0.c @@ -55,8 +55,8 @@ pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const *envp) { pid_t pid ; - int e ; int p[2] ; + unsigned char c ; if (pipecoe(p) < 0) return 0 ; pid = fork() ; if (pid < 0) @@ -75,22 +75,22 @@ pid_t child_spawn0 (char const *prog, char const *const *argv, char const *const fd_close(p[0]) ; sig_blocknone() ; exec_ae(prog, argv, envp) ; - e = errno ; - fd_write(p[1], (char *)&e, sizeof(e)) ; + c = errno ; + fd_write(p[1], (char *)&c, 1) ; _exit(127) ; } fd_close(p[1]) ; - p[1] = fd_read(p[0], (char *)&e, sizeof(e)) ; + p[1] = fd_read(p[0], (char *)&c, 1) ; if (p[1] < 0) { fd_close(p[0]) ; return 0 ; } fd_close(p[0]) ; - if (p[1] == sizeof(e)) + if (p[1]) { wait_pid(pid, &p[0]) ; - errno = e ; + errno = c ; return 0 ; } return pid ; |