##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include<config.h>
+
#include <apt-pkg/cdromutl.h>
#include <apt-pkg/error.h>
#include <apt-pkg/md5.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/configuration.h>
+#include <apt-pkg/strutl.h>
-#include <apti18n.h>
-
-#include <sys/wait.h>
-#include <sys/errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <iostream>
+#include <string>
#include <sys/statvfs.h>
#include <dirent.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
+
+#include <apti18n.h>
/*}}}*/
+using std::string;
+
// IsMounted - Returns true if the mount point is mounted /*{{{*/
// ---------------------------------------------------------------------
/* This is a simple algorithm that should always work, we stat the mount point
if (Path[Path.length() - 1] != '/')
Path += '/';
- /* First we check if the path is actualy mounted, we do this by
- stating the path and the previous directory (carefull of links!)
+ /* First we check if the path is actually mounted, we do this by
+ stating the path and the previous directory (careful of links!)
and comparing their device fields. */
struct stat Buf,Buf2;
if (stat(Path.c_str(),&Buf) != 0 ||
if (Child == 0)
{
// Make all the fds /dev/null
+ int null_fd = open("/dev/null",O_RDWR);
for (int I = 0; I != 3; I++)
- dup2(open("/dev/null",O_RDWR),I);
+ dup2(null_fd, I);
if (_config->Exists("Acquire::cdrom::"+Path+"::Mount") == true)
{
bool IdentCdrom(string CD,string &Res,unsigned int Version)
{
MD5Summation Hash;
+ bool writable_media = false;
+
+ // if we are on a writable medium (like a usb-stick) that is just
+ // used like a cdrom don't use "." as it will constantly change,
+ // use .disk instead
+ if (access(CD.c_str(), W_OK) == 0 && DirectoryExists(CD+string("/.disk")))
+ {
+ writable_media = true;
+ CD = CD.append("/.disk");
+ if (_config->FindB("Debug::aptcdrom",false) == true)
+ std::clog << "Found writable cdrom, using alternative path: " << CD
+ << std::endl;
+ }
string StartDir = SafeGetCWD();
if (chdir(CD.c_str()) != 0)
Hash.Add(Dir->d_name);
};
- if (chdir(StartDir.c_str()) != 0)
- return _error->Errno("chdir",_("Unable to change to %s"),StartDir.c_str());
+ if (chdir(StartDir.c_str()) != 0) {
+ _error->Errno("chdir",_("Unable to change to %s"),StartDir.c_str());
+ closedir(D);
+ return false;
+ }
closedir(D);
// Some stats from the fsys
struct statvfs Buf;
if (statvfs(CD.c_str(),&Buf) != 0)
return _error->Errno("statfs",_("Failed to stat the cdrom"));
-
+
// We use a kilobyte block size to advoid overflow
- sprintf(S,"%lu %lu",(long)(Buf.f_blocks*(Buf.f_bsize/1024)),
- (long)(Buf.f_bfree*(Buf.f_bsize/1024)));
+ if (writable_media)
+ {
+ sprintf(S,"%lu",(long)(Buf.f_blocks*(Buf.f_bsize/1024)));
+ } else {
+ sprintf(S,"%lu %lu",(long)(Buf.f_blocks*(Buf.f_bsize/1024)),
+ (long)(Buf.f_bfree*(Buf.f_bsize/1024)));
+ }
Hash.Add(S);
sprintf(S,"-%u",Version);
}
return true;
}
/*}}}*/
+
+// FindMountPointForDevice - Find mountpoint for the given device /*{{{*/
+string FindMountPointForDevice(const char *devnode)
+{
+ char buf[255];
+ char *out[10];
+ int i=0;
+
+ // this is the order that mount uses as well
+ const char *mount[] = { "/etc/mtab",
+ "/proc/mount",
+ NULL };
+
+ for (i=0; mount[i] != NULL; i++) {
+ if (FileExists(mount[i])) {
+ FILE *f=fopen(mount[i], "r");
+ while ( fgets(buf, sizeof(buf), f) != NULL) {
+ if (strncmp(buf, devnode, strlen(devnode)) == 0) {
+ if(TokSplitString(' ', buf, out, 10))
+ {
+ fclose(f);
+ // unescape the \0XXX chars in the path
+ string mount_point = out[1];
+ return DeEscapeString(mount_point);
+ }
+ }
+ }
+ fclose(f);
+ }
+ }
+
+ return string();
+}
+ /*}}}*/