merged from lp:~donkult/apt/sid

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

diff --git a/apt-pkg/contrib/cdromutl.cc b/apt-pkg/contrib/cdromutl.cc
index cd8a77aa0476fd0c984ad4a156c8df3a07f8eca0..6dce82fe1b757f4983798b50c56d93ff0963bfab 100644 (file)
--- a/apt-pkg/contrib/cdromutl.cc
+++ b/apt-pkg/contrib/cdromutl.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: cdromutl.cc,v 1.8 1999/07/26 17:46:08 jgg Exp $
+// $Id: cdromutl.cc,v 1.12 2001/02/20 07:03:17 jgg Exp $
 /* ######################################################################
    
    CDROM Utilities - Some functions to manipulate CDROM mounts.
@@ -10,18 +10,17 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/cdromutl.h"
-#endif
 #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 <apti18n.h>
+    
 #include <sys/wait.h>
 #include <sys/errno.h>
-#include <sys/vfs.h>
+#include <sys/statvfs.h>
 #include <dirent.h>
 #include <fcntl.h>
 #include <sys/stat.h>
@@ -50,7 +49,7 @@ bool IsMounted(string &Path)
    struct stat Buf,Buf2;
    if (stat(Path.c_str(),&Buf) != 0 || 
        stat((Path + "../").c_str(),&Buf2) != 0)
-      return _error->Errno("stat","Unable to stat the mount point %s",Path.c_str());
+      return _error->Errno("stat",_("Unable to stat the mount point %s"),Path.c_str());
 
    if (Buf.st_dev == Buf2.st_dev)
       return false;
@@ -65,41 +64,50 @@ bool UnmountCdrom(string Path)
 {
    if (IsMounted(Path) == false)
       return true;
-   
-   int Child = ExecFork();
 
-   // The child
-   if (Child == 0)
+   for (int i=0;i<3;i++)
    {
-      // Make all the fds /dev/null
-      for (int I = 0; I != 3; I++)
-        dup2(open("/dev/null",O_RDWR),I);
+   
+      int Child = ExecFork();
 
-      if (_config->Exists("Acquire::cdrom::"+Path+"::UMount") == true)
+      // The child
+      if (Child == 0)
       {
-        if (system(_config->Find("Acquire::cdrom::"+Path+"::UMount").c_str()) != 0)
+        // Make all the fds /dev/null
+        for (int I = 0; I != 3; I++)
+           dup2(open("/dev/null",O_RDWR),I);
+
+        if (_config->Exists("Acquire::cdrom::"+Path+"::UMount") == true)
+        {
+           if (system(_config->Find("Acquire::cdrom::"+Path+"::UMount").c_str()) != 0)
+              _exit(100);
+           _exit(0);            
+        }
+        else
+        {
+           const char *Args[10];
+           Args[0] = "umount";
+           Args[1] = Path.c_str();
+           Args[2] = 0;
+           execvp(Args[0],(char **)Args);      
            _exit(100);
-        _exit(0);               
+        }      
       }
-      else
-      {
-        const char *Args[10];
-        Args[0] = "umount";
-        Args[1] = Path.c_str();
-        Args[2] = 0;
-        execvp(Args[0],(char **)Args);      
-        _exit(100);
-      }      
+
+      // if it can not be umounted, give it a bit more time
+      // this can happen when auto-mount magic or fs/cdrom prober attack
+      if (ExecWait(Child,"umount",true) == true)
+        return true;
+      sleep(1);
    }
 
-   // Wait for mount
-   return ExecWait(Child,"mount",true);
+   return false;
 }
                                                                        /*}}}*/
 // MountCdrom - Mount a cdrom                                          /*{{{*/
 // ---------------------------------------------------------------------
 /* We fork mount and drop all messages */
-bool MountCdrom(string Path)
+bool MountCdrom(string Path, string DeviceName)
 {
    if (IsMounted(Path) == true)
       return true;
@@ -123,8 +131,15 @@ bool MountCdrom(string Path)
       {
         const char *Args[10];
         Args[0] = "mount";
-        Args[1] = Path.c_str();
-        Args[2] = 0;
+        if (DeviceName == "") 
+        {
+           Args[1] = Path.c_str();
+           Args[2] = 0;
+        } else {
+           Args[1] = DeviceName.c_str();
+           Args[2] = Path.c_str();
+           Args[3] = 0;
+        }
         execvp(Args[0],(char **)Args);      
         _exit(100);
       }      
@@ -144,11 +159,11 @@ bool IdentCdrom(string CD,string &Res,unsigned int Version)
 
    string StartDir = SafeGetCWD();
    if (chdir(CD.c_str()) != 0)
-      return _error->Errno("chdir","Unable to change to %s",CD.c_str());
+      return _error->Errno("chdir",_("Unable to change to %s"),CD.c_str());
    
    DIR *D = opendir(".");
    if (D == 0)
-      return _error->Errno("opendir","Unable to read %s",CD.c_str());
+      return _error->Errno("opendir",_("Unable to read %s"),CD.c_str());
       
    /* Run over the directory, we assume that the reader order will never
       change as the media is read-only. In theory if the kernel did
@@ -163,29 +178,30 @@ bool IdentCdrom(string CD,string &Res,unsigned int Version)
 
       if (Version <= 1)
       {
-        sprintf(S,"%lu",Dir->d_ino);
+        sprintf(S,"%lu",(unsigned long)Dir->d_ino);
       }
       else
       {
         struct stat Buf;
         if (stat(Dir->d_name,&Buf) != 0)
            continue;
-        sprintf(S,"%lu",Buf.st_mtime);
+        sprintf(S,"%lu",(unsigned long)Buf.st_mtime);
       }
       
       Hash.Add(S);
       Hash.Add(Dir->d_name);
    };
    
-   chdir(StartDir.c_str());
+   if (chdir(StartDir.c_str()) != 0)
+      return _error->Errno("chdir",_("Unable to change to %s"),StartDir.c_str());
    closedir(D);
    
    // Some stats from the fsys
    if (_config->FindB("Debug::identcdrom",false) == false)
    {
-      struct statfs Buf;
-      if (statfs(CD.c_str(),&Buf) != 0)
-        return _error->Errno("statfs","Failed to stat the cdrom");
+      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)),