if mountpoint has a ".disk" directory it is mounted

[apt.git] / apt-pkg / contrib / cdromutl.cc

diff --git a/apt-pkg/contrib/cdromutl.cc b/apt-pkg/contrib/cdromutl.cc
index 187f6bd5997eb96af56a0b050137094d0d881d69..176cc2024c2c273deb624150498d4dce6e732e48 100644 (file)
--- a/apt-pkg/contrib/cdromutl.cc
+++ b/apt-pkg/contrib/cdromutl.cc
@@ -19,7 +19,10 @@
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/strutl.h>
 
-#include <sys/wait.h>
+#include <stdlib.h>
+#include <string.h>
+#include <iostream>
+#include <string>
 #include <sys/statvfs.h>
 #include <dirent.h>
 #include <fcntl.h>
@@ -42,13 +45,18 @@ bool IsMounted(string &Path)
 {
    if (Path.empty() == true)
       return false;
-   
+
    // Need that trailing slash for directories
    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!)
+
+   // if the path has a ".disk" directory we treat it as mounted
+   // this way even extracted copies of disks are recognized
+   if (DirectoryExists(Path + ".disk/") == true)
+      return true;
+
+   /* 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 || 
@@ -122,8 +130,9 @@ bool MountCdrom(string Path, string DeviceName)
    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)
       {