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[w3m-dev 03379] setuid w3mimgdisplay and check console tty

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* XMakefile: w3mimgdisplay install by INSTALL_W3MIMGDISPLAY
* configure: ask setuid w3mimgdisplay
	(w3mimgdisplay_setuid): added
	(INSTALL_W3MIMGDISPLAY): added
* etc.c (mySystem): close until FOPEN_MAX
* image.c (openImgdisplay): setenv W3M_TTY
		stderr to /dev/null
		close until FOPEN_MAX
* install-sh: -o, -g for owner, group
* proto.h (ttyname_tty): added
* search.c (open_migemo): stderr to /dev/null
		close until FOPEN_MAX
* terms.c (ttyname_tty): added
* w3mimgdisplay.c: include <sys/types.h>, <unistd.h>
		W3MIMGDISPLAY_SETUID
		stderr to /dev/null
* w3mimg/w3mimg.c: include <sys/types.h>, <unistd.h>
		W3MIMGDISPLAY_SETUID
* w3mimg/fb/fb_w3mimg.c (check_tty_console): added
From: Fumitoshi UKAI  <ukai@debian.or.jp>
This commit is contained in:
Fumitoshi UKAI
2002-11-06 03:50:48 +00:00
parent 91b3b8a09b
commit eee9736e27
12 changed files with 152 additions and 19 deletions
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11
search.c
View File

@@ -1,4 +1,4 @@
/* $Id: search.c,v 1.19 2002/03/06 03:32:11 ukai Exp $ */
/* $Id: search.c,v 1.20 2002/11/06 03:50:49 ukai Exp $ */
#include "fm.h"
#include "regex.h"
#include <signal.h>
@@ -50,6 +50,7 @@ open_migemo(char *migemo_command)
goto err2;
if (migemo_pid == 0) {
/* child */
int i;
reset_signals();
#ifdef HAVE_SETPGRP
SETPGRP();
@@ -59,7 +60,13 @@ open_migemo(char *migemo_command)
close(fdw[1]);
dup2(fdw[0], 0);
dup2(fdr[1], 1);
close(2);
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", migemo_command, NULL);
exit(1);
}