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cgi: close unforked std fds

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This commit is contained in:
Andy Green 2017-05-20 08:05:27 +08:00
parent d12b3df953
commit a369b42910
1 changed files with 3 additions and 1 deletions
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4
lib/libwebsockets.c
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@ -2506,11 +2506,13 @@ lws_cgi(struct lws *wsi, const char * const *exec_array, int script_uri_path_len
* process is OK. Stuff that happens after the execvpe() is OK.
*/
for (n = 0; n < 3; n++)
for (n = 0; n < 3; n++) {
if (dup2(cgi->pipe_fds[n][!(n == 0)], n) < 0) {
lwsl_err("%s: stdin dup2 failed\n", __func__);
goto bail3;
}
close(cgi->pipe_fds[n][!(n == 0)]);
}
#if !defined(LWS_HAVE_VFORK) || !defined(LWS_HAVE_EXECVPE)
for (m = 0; m < n; m++) {