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[w3m-dev 03459] background download when external viewer

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* etc.c (myExec): added
	(mySystem): rewrite to use myExec()
* file.c (doExternal): run background if BackgroundExtViewer
* proto.h (myExec): added
From: Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
This commit is contained in:
Fumitoshi UKAI
2002-11-22 15:49:42 +00:00
parent b6bb2b75fa
commit cdc65fdf22
4 changed files with 62 additions and 25 deletions
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43
etc.c
View File

@@ -1,4 +1,4 @@
/* $Id: etc.c,v 1.37 2002/11/08 15:54:47 ukai Exp $ */
/* $Id: etc.c,v 1.38 2002/11/22 15:49:43 ukai Exp $ */
#include "fm.h"
#include <pwd.h>
#include "myctype.h"
@@ -1294,6 +1294,27 @@ 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
/* close all other file descriptors (socket, ...) */
for (i = 3; i < FOPEN_MAX; i++)
close(i);
execl("/bin/sh", "sh", "-c", command, NULL);
exit(127);
}
void
mySystem(char *command, int background)
{
@@ -1303,25 +1324,9 @@ mySystem(char *command, int background)
Strcat_charp(cmd, command);
system(cmd->ptr);
#else
int pid;
flush_tty();
if ((pid = fork()) == 0) {
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
/* close all other file descriptors (socket, ...) */
for (i = 3; i < FOPEN_MAX; i++)
close(i);
execl("/bin/sh", "sh", "-c", command, NULL);
exit(127);
}
if (! fork())
myExec(command);
#endif
}
else