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[w3m-dev 03471] Re: SETPGRP()

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* configure: SETPGRP() always defined
* proto.h (close_all_fds): added
	(myExec): #ifdef HAVE_SETPGRP
* etc.c (close_all_fds): added
	(myExec): #ifdef HAVE_SETPGRP
	(mySystem): #ifndef -> #ifdef
* file.c (_doFileCopy): delete #ifdef HAVE_SETPGRP
	(doFileSave): ditto
* image.c (openImgdisplay): delete #ifdef HAVE_SETPGRP
			use close_all_fds()
* search.c (open_migemo): ditto
From: Fumitoshi UKAI  <ukai@debian.or.jp>
This commit is contained in:
Fumitoshi UKAI
2002-11-24 16:02:22 +00:00
parent 66c42abeea
commit 5a539bf5e7
7 changed files with 58 additions and 47 deletions
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46
etc.c
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@@ -1,4 +1,4 @@
/* $Id: etc.c,v 1.39 2002/11/22 15:57:29 ukai Exp $ */
/* $Id: etc.c,v 1.40 2002/11/24 16:02:22 ukai Exp $ */
#include "fm.h"
#include <pwd.h>
#include "myctype.h"
@@ -1294,39 +1294,51 @@ reset_signals(void)
signal(SIGUSR1, SIG_IGN);
}
void
myExec(char *command)
{
int i;
reset_signals();
SETPGRP();
close_tty();
dup2(open("/dev/null", O_RDONLY), 0);
dup2(open("/dev/null", O_WRONLY), 1);
dup2(open("/dev/null", O_WRONLY), 2);
#ifndef FOPEN_MAX
#define FOPEN_MAX 1024 /* XXX */
#endif
void
close_all_fds(int i)
{
switch (i) { /* fall through */
case 0:
dup2(open("/dev/null", O_RDONLY), 0);
case 1:
dup2(open("/dev/null", O_WRONLY), 1);
case 2:
dup2(open("/dev/null", O_WRONLY), 2);
}
/* close all other file descriptors (socket, ...) */
for (i = 3; i < FOPEN_MAX; i++)
close(i);
}
#ifdef HAVE_SETPGRP
void
myExec(char *command)
{
reset_signals();
SETPGRP();
close_tty();
close_all_fds(0);
execl("/bin/sh", "sh", "-c", command, NULL);
exit(127);
}
#endif
void
mySystem(char *command, int background)
{
if (background) {
#ifndef HAVE_SETPGRP
Str cmd = Strnew_charp("start /f ");
Strcat_charp(cmd, command);
system(cmd->ptr);
#else
#ifdef HAVE_SETPGRP
flush_tty();
if (!fork())
myExec(command);
#else
Str cmd = Strnew_charp("start /f ");
Strcat_charp(cmd, command);
system(cmd->ptr);
#endif
}
else