| -rw-r--r-- | noncore/settings/aqpkg/ipkg.cpp | 82 | ||||
| -rw-r--r-- | noncore/settings/aqpkg/ipkg.h | 1 |
2 files changed, 81 insertions, 2 deletions
diff --git a/noncore/settings/aqpkg/ipkg.cpp b/noncore/settings/aqpkg/ipkg.cpp index c762633..452eca3 100644 --- a/noncore/settings/aqpkg/ipkg.cpp +++ b/noncore/settings/aqpkg/ipkg.cpp @@ -1,366 +1,444 @@ /*************************************************************************** ipkg.cpp - description ------------------- begin : Sat Aug 31 2002 copyright : (C) 2002 by Andy Qua email : andy.qua@blueyonder.co.uk ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ #include <fstream> using namespace std; #include <stdio.h> #include <unistd.h> #ifdef QWS #include <qpe/qpeapplication.h> #else #include <qapplication.h> #endif #include <qdir.h> #include <qtextstream.h> #include "utils.h" #include "ipkg.h" #include "global.h" Ipkg :: Ipkg() { } Ipkg :: ~Ipkg() { } // Option is what we are going to do - install, upgrade, download, reinstall // package is the package name to install - either a fully qualified path and ipk // file (if stored locally) or just the name of the package (for a network package) // packageName is the package name - (for a network package this will be the same as // package parameter) // dest is the destination alias (from ipk.conf) // destDir is the dir that the destination alias points to (used to link to root) // flags is the ipkg options flags // dir is the directory to run ipkg in (defaults to "") bool Ipkg :: runIpkg( ) { bool ret = false; QDir::setCurrent( "/tmp" ); QString cmd = ""; if ( runtimeDir != "" ) { cmd += "cd "; cmd += runtimeDir; cmd += " ; "; } cmd += "ipkg -force-defaults"; - if ( option != "update" && option != "download" ) - { + + // only set the destination for an install operation + if ( option == "install" ) cmd += " -dest "+ destination; + + if ( option != "update" && option != "download" ) + { if ( flags & FORCE_DEPENDS ) cmd += " -force-depends"; if ( flags & FORCE_REINSTALL ) cmd += " -force-reinstall"; if ( flags & FORCE_REMOVE ) cmd += " -force-removal-of-essential-packages"; if ( flags & FORCE_OVERWRITE ) cmd += " -force-overwrite"; // Handle make links // Rules - If make links is switched on, create links to root // if destDir is NOT / if ( flags & MAKE_LINKS ) { // If destDir == / turn off make links as package is being insalled // to root already. if ( destDir == "/" ) flags ^= MAKE_LINKS; } } #ifdef X86 cmd += " -f "; cmd += IPKG_CONF; #endif if ( option == "reinstall" ) cmd += " install"; else cmd += " " + option; if ( package != "" ) cmd += " " + package; cmd += " 2>&1"; if ( package != "" ) emit outputText( QString( "Dealing with package " ) + package ); qApp->processEvents(); // If we are removing packages and make links option is selected // create the links if ( option == "remove" || option == "reinstall" ) { createLinks = false; if ( flags & MAKE_LINKS ) { emit outputText( QString( "Removing symbolic links...\n" ) ); linkPackage( Utils::getPackageNameFromIpkFilename( package ), destination, destDir ); emit outputText( QString( " " ) ); } } emit outputText( cmd ); // Execute command dependantPackages = new QList<QString>; dependantPackages->setAutoDelete( true ); ret = executeIpkgCommand( cmd, option ); if ( option == "install" || option == "reinstall" ) { // If we are not removing packages and make links option is selected // create the links createLinks = true; if ( flags & MAKE_LINKS ) { emit outputText( " " ); emit outputText( QString( "Creating symbolic links for " )+ package ); linkPackage( Utils::getPackageNameFromIpkFilename( package ), destination, destDir ); // link dependant packages that were installed with this release QString *pkg; for ( pkg = dependantPackages->first(); pkg != 0; pkg = dependantPackages->next() ) { if ( *pkg == package ) continue; emit outputText( " " ); emit outputText( QString( "Creating symbolic links for " )+ (*pkg) ); linkPackage( Utils::getPackageNameFromIpkFilename( *pkg ), destination, destDir ); } } } delete dependantPackages; + // Finally, if we are removing a package, remove its entry from the <destdir>/usr/lib/ipkg/status file + // to workaround an ipkg bug which stops reinstall to a different location + if ( option == "remove" ) + removeStatusEntry(); + + // emit outputText( QString( "Finished - status=" ) + (ret ? "success" : "failure") ); emit outputText( "Finished" ); emit outputText( "" ); return ret; } +void Ipkg :: removeStatusEntry() +{ + QString statusFile = destDir; + if ( statusFile.right( 1 ) != "/" ) + statusFile += "/"; + statusFile += "usr/lib/ipkg/status"; + QString outStatusFile = statusFile + ".tmp"; + + emit outputText( "" ); + emit outputText( "Removing status entry..." ); + emit outputText( QString( "status file - " )+ statusFile ); + emit outputText( QString( "package - " )+ package ); + + ifstream in( statusFile ); + ofstream out( outStatusFile ); + if ( !in.is_open() ) + { + emit outputText( QString( "Couldn't open status file - " )+ statusFile ); + return; + } + + if ( !out.is_open() ) + { + emit outputText( QString( "Couldn't create tempory status file - " )+ outStatusFile ); + return; + } + + char line[1001]; + char k[21]; + char v[1001]; + QString key; + QString value; + do + { + in.getline( line, 1000 ); + if ( in.eof() ) + continue; + + k[0] = '\0'; + v[0] = '\0'; + + sscanf( line, "%[^:]: %[^\n]", k, v ); + key = k; + value = v; + key = key.stripWhiteSpace(); + value = value.stripWhiteSpace(); + if ( key == "Package" && value == package ) + { + // Ignore all lines up to next empty + do + { + in.getline( line, 1000 ); + if ( in.eof() || QString( line ).stripWhiteSpace() == "" ) + continue; + } while ( !in.eof() && QString( line ).stripWhiteSpace() != "" ); + } + + out << line << endl; + } while ( !in.eof() ); + + in.close(); + out.close(); + + // Remove old status file and put tmp stats file in its place + remove( statusFile ); + rename( outStatusFile, statusFile ); +} + int Ipkg :: executeIpkgCommand( QString &cmd, const QString option ) { FILE *fp = NULL; char line[130]; QString lineStr, lineStrOld; int ret = false; fp = popen( (const char *) cmd, "r"); if ( fp == NULL ) { cout << "Couldn't execute " << cmd << "! err = " << fp << endl; QString text; text.sprintf( "Couldn't execute %s! See stdout for error code", (const char *)cmd ); emit outputText( text ); } else { while ( fgets( line, sizeof line, fp) != NULL ) { lineStr = line; lineStr=lineStr.left( lineStr.length()-1 ); if ( lineStr != lineStrOld ) { //See if we're finished if ( option == "install" || option == "reinstall" ) { // Need to keep track of any dependant packages that get installed // so that we can create links to them as necessary if ( lineStr.startsWith( "Installing " ) ) { int start = lineStr.find( " " ) + 1; int end = lineStr.find( " ", start ); QString *package = new QString( lineStr.mid( start, end-start ) ); dependantPackages->append( package ); } } if ( option == "update" ) { if (lineStr.contains("Updated list")) ret = true; } else if ( option == "download" ) { if (lineStr.contains("Downloaded")) ret = true; } else { if (lineStr.contains("Done")) ret = true; } emit outputText( lineStr ); } lineStrOld = lineStr; qApp->processEvents(); } pclose(fp); } return ret; } void Ipkg :: linkPackage( const QString &packFileName, const QString &dest, const QString &destDir ) { if ( dest == "root" || dest == "/" ) return; qApp->processEvents(); QStringList *fileList = getList( packFileName, destDir ); qApp->processEvents(); processFileList( fileList, destDir ); delete fileList; } QStringList* Ipkg :: getList( const QString &packageFilename, const QString &destDir ) { QString packageFileDir = destDir+"/usr/lib/ipkg/info/"+packageFilename+".list"; QFile f( packageFileDir ); cout << "Try to open " << packageFileDir << endl; if ( !f.open(IO_ReadOnly) ) { // Couldn't open from dest, try from / cout << "Could not open:" << packageFileDir << endl; f.close(); packageFileDir = "/usr/lib/ipkg/info/"+packageFilename+".list"; f.setName( packageFileDir ); // cout << "Try to open " << packageFileDir.latin1() << endl; if ( ! f.open(IO_ReadOnly) ) { cout << "Could not open:" << packageFileDir << endl; emit outputText( QString( "Could not open :" ) + packageFileDir ); return (QStringList*)0; } } QStringList *fileList = new QStringList(); QTextStream t( &f ); while ( !t.eof() ) *fileList += t.readLine(); f.close(); return fileList; } void Ipkg :: processFileList( const QStringList *fileList, const QString &destDir ) { if ( !fileList || fileList->isEmpty() ) return; QString baseDir = ROOT; if ( createLinks == true ) { for ( uint i=0; i < fileList->count(); i++ ) { processLinkDir( (*fileList)[i], baseDir, destDir ); qApp->processEvents(); } } else { for ( int i = fileList->count()-1; i >= 0 ; i-- ) { processLinkDir( (*fileList)[i], baseDir, destDir ); qApp->processEvents(); } } } void Ipkg :: processLinkDir( const QString &file, const QString &destDir, const QString &baseDir ) { QString sourceFile = baseDir + file; QString linkFile = destDir; if ( file.startsWith( "/" ) && destDir.right( 1 ) == "/" ) { linkFile += file.mid( 1 ); } else { linkFile += file; } QString text; if ( createLinks ) { // If this file is a directory (ends with a /) and it doesn't exist, // we need to create it if ( file.right(1) == "/" ) { QFileInfo f( linkFile ); if ( !f.exists() ) { emit outputText( QString( "Creating directory " ) + linkFile ); QDir d; d.mkdir( linkFile, true ); } else emit outputText( QString( "Directory " ) + linkFile + " exists" ); } else { int rc = symlink( sourceFile, linkFile ); text = (rc == 0 ? "Linked " : "Failed to link "); text += sourceFile + " to " + linkFile; emit outputText( text ); } } else { QFileInfo f( linkFile ); if ( f.exists() ) { if ( f.isFile() ) { QFile f( linkFile ); bool rc = f.remove(); text = (rc ? "Removed " : "Failed to remove "); text += linkFile; emit outputText( text ); } else if ( f.isDir() ) { QDir d; bool rc = d.rmdir( linkFile, true ); text = (rc ? "Removed " : "Failed to remove "); text += linkFile; emit outputText( text ); } } } } diff --git a/noncore/settings/aqpkg/ipkg.h b/noncore/settings/aqpkg/ipkg.h index 63588c4..55e9ff4 100644 --- a/noncore/settings/aqpkg/ipkg.h +++ b/noncore/settings/aqpkg/ipkg.h @@ -1,72 +1,73 @@ /*************************************************************************** ipkg.h - description ------------------- begin : Sat Aug 31 2002 copyright : (C) 2002 by Andy Qua email : andy.qua@blueyonder.co.uk ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ #ifndef IPKG_H #define IPKG_H /** *@author Andy Qua */ #include <qobject.h> #include <qstring.h> #include <qlist.h> #define FORCE_DEPENDS 0x0001 #define FORCE_REMOVE 0x0002 #define FORCE_REINSTALL 0x0004 #define FORCE_OVERWRITE 0x0008 #define MAKE_LINKS 0x0010 class Ipkg : public QObject { Q_OBJECT public: Ipkg(); ~Ipkg(); bool runIpkg( ); void setOption( const char *opt ) { option = opt; } void setPackage( const char *pkg ) { package = pkg; } void setDestination( const char *dest ) { destination = dest; } void setDestinationDir( const char *dir ) { destDir = dir; } void setFlags( int fl ) { flags = fl; } void setRuntimeDirectory( const char *dir ) { runtimeDir = dir; } signals: void outputText( const QString &text ); private: bool createLinks; QString option; QString package; QString destination; QString destDir; int flags; QString runtimeDir; QList<QString> *dependantPackages; int executeIpkgCommand( QString &cmd, const QString option ); + void removeStatusEntry(); void linkPackage( const QString &packFileName, const QString &dest, const QString &destDir ); QStringList* getList( const QString &packageFilename, const QString &destDir ); void processFileList( const QStringList *fileList, const QString &destDir ); void processLinkDir( const QString &file, const QString &baseDir, const QString &destDir ); }; #endif |