Git-Url:
http://git.frugalware.org/gitweb/gitweb.cgi?p=fw32.git;a=commitdiff;h=1f68e35163f8a59e2696f9d87e7cdcc2419ab1b2
commit 1f68e35163f8a59e2696f9d87e7cdcc2419ab1b2
Author: James Buren <r...@frugalware.org>
Date: Thu Nov 3 04:35:08 2011 -0500
fw32.c: add run function
diff --git a/fw32.c b/fw32.c
index c87590e..55fd937 100644
--- a/fw32.c
+++ b/fw32.c
@@ -189,6 +189,40 @@ ismounted(const char *path)
}
static void
+run(const char *cmd,const char *dir,bool drop,char **args)
+{
+ pid_t id;
+ int status;
+
+ id = fork();
+
+ if(!id)
+ {
+ if(chroot(FW32_ROOT))
+ error("Failed to enter chroot %s.",FW32_ROOT);
+
+ if(chdir(dir))
+ error("Failed to chdir to %s.\n",dir);
+
+ if(drop)
+ if(setuid(getuid()) || seteuid(getuid()))
+ error("Failed to drop root privileges.\n");
+
+ execv(cmd,args);
+
+ _exit(EXIT_FAILURE);
+ }
+ else if(id == -1)
+ error("fork: %s\n",strerror(errno));
+
+ if(waitpid(id,&status,0) == -1)
+ error("waitpid: %s\n",strerror(errno));
+
+ if(!WIFEXITED(status) || WEXITSTATUS(status))
+ error("%s failed to complete its operation.\n",cmd);
+}
+
+static void
mount_directory(const char *src)
{
char dst[PATH_MAX];
@@ -254,7 +288,15 @@ pacman_g2(char **args1)
if(!id)
{
- char *args2[] = { "--noconfirm", "--root", FW32_ROOT, "--config",
FW32_CONFIG, 0 };
+ char *args2[] =
+ {
+ "--noconfirm",
+ "--root",
+ FW32_ROOT,
+ "--config",
+ FW32_CONFIG,
+ 0
+ };
execv("/usr/bin/pacman-g2",args_merge("/usr/bin/pacman-g2",args2,args1));
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