/*
+ * Copyright notice from original mutt:
* Copyright (C) 1996-2000 Michael R. Elkins.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- */
+ *
+ * This file is part of mutt-ng, see http://www.muttng.org/.
+ * It's licensed under the GNU General Public License,
+ * please see the file GPL in the top level source directory.
+ */
-#include "mutt.h"
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif
#include <unistd.h>
#include <stdlib.h>
#include <sys/wait.h>
+#include <lib-sys/mutt_signal.h>
+
+#include "mutt.h"
+
/* Invokes a commmand on a pipe and optionally connects its stdin and stdout
* to the specified handles.
*/
pid_t
-mutt_create_filter_fd (const char *cmd, FILE **in, FILE **out, FILE **err,
- int fdin, int fdout, int fderr)
+mutt_create_filter_fd (const char *cmd, FILE ** in, FILE ** out, FILE ** err,
+ int fdin, int fdout, int fderr)
{
int pin[2], pout[2], perr[2], thepid;
- if (in)
- {
+ if (in) {
*in = 0;
if (pipe (pin) == -1)
return (-1);
}
- if (out)
- {
+ if (out) {
*out = 0;
- if (pipe (pout) == -1)
- {
- if (in)
- {
- close (pin[0]);
- close (pin[1]);
+ if (pipe (pout) == -1) {
+ if (in) {
+ close (pin[0]);
+ close (pin[1]);
}
return (-1);
}
}
- if (err)
- {
+ if (err) {
*err = 0;
- if (pipe (perr) == -1)
- {
- if (in)
- {
- close (pin[0]);
- close (pin[1]);
+ if (pipe (perr) == -1) {
+ if (in) {
+ close (pin[0]);
+ close (pin[1]);
}
- if (out)
- {
- close (pout[0]);
- close (pout[1]);
+ if (out) {
+ close (pout[0]);
+ close (pout[1]);
}
return (-1);
}
mutt_block_signals_system ();
- if ((thepid = fork ()) == 0)
- {
+ if ((thepid = fork ()) == 0) {
mutt_unblock_signals_system (0);
- if (in)
- {
+ if (in) {
close (pin[1]);
dup2 (pin[0], 0);
close (pin[0]);
}
- else if (fdin != -1)
- {
+ else if (fdin != -1) {
dup2 (fdin, 0);
close (fdin);
}
- if (out)
- {
+ if (out) {
close (pout[0]);
dup2 (pout[1], 1);
close (pout[1]);
}
- else if (fdout != -1)
- {
+ else if (fdout != -1) {
dup2 (fdout, 1);
close (fdout);
}
- if (err)
- {
+ if (err) {
close (perr[0]);
dup2 (perr[1], 2);
close (perr[1]);
}
- else if (fderr != -1)
- {
+ else if (fderr != -1) {
dup2 (fderr, 2);
close (fderr);
}
- execl (EXECSHELL, "sh", "-c", cmd, NULL);
+ execl ("/bin/sh", "sh", "-c", cmd, NULL);
_exit (127);
}
- else if (thepid == -1)
- {
+ else if (thepid == -1) {
mutt_unblock_signals_system (1);
- if (in)
- {
+ if (in) {
close (pin[0]);
close (pin[1]);
}
-
- if (out)
- {
+
+ if (out) {
close (pout[0]);
close (pout[1]);
}
- if (err)
- {
+ if (err) {
close (perr[0]);
close (perr[1]);
}
return (-1);
}
- if (out)
- {
+ if (out) {
close (pout[1]);
*out = fdopen (pout[0], "r");
}
- if (in)
- {
+ if (in) {
close (pin[0]);
*in = fdopen (pin[1], "w");
}
- if (err)
- {
+ if (err) {
close (perr[1]);
*err = fdopen (perr[0], "r");
}
return (thepid);
}
-pid_t mutt_create_filter (const char *s, FILE **in, FILE **out, FILE **err)
+pid_t mutt_create_filter (const char *s, FILE ** in, FILE ** out, FILE ** err)
{
return (mutt_create_filter_fd (s, in, out, err, -1, -1, -1));
}
int mutt_wait_filter (pid_t pid)
{
int rc;
-
+
waitpid (pid, &rc, 0);
mutt_unblock_signals_system (1);
rc = WIFEXITED (rc) ? WEXITSTATUS (rc) : -1;
-
+
return rc;
}