CMake: Make dll bundling optional

[xonotic/netradiant.git] / plugins / vfspk3 / vfs.cpp

diff --git a/plugins/vfspk3/vfs.cpp b/plugins/vfspk3/vfs.cpp
index a76fafbaabe211c3ae04262538c9847327c56195..bb3b5dbf4fc7c8cc237efdf54da6671272aa6872 100644 (file)
--- a/plugins/vfspk3/vfs.cpp
+++ b/plugins/vfspk3/vfs.cpp
@@ -59,6 +59,7 @@ ArchiveModules& FileSystemQ3API_getArchiveModules();
 #include "os/path.h"
 #include "moduleobservers.h"
 #include "filematch.h"
+#include "dpkdeps.h"
 
 
 #define VFS_MAXDIRS 64
@@ -322,60 +323,6 @@ void AddDpkPak( const char* name, const char* fullpath, bool is_pakfile ){
        g_pakfile_paths.insert( PakfilePathsKV( name, pakfile_path ) );
 }
 
-// Comparaison function for version numbers
-// Implementation is based on dpkg's version comparison code (verrevcmp() and order())
-// http://anonscm.debian.org/gitweb/?p=dpkg/dpkg.git;a=blob;f=lib/dpkg/version.c;hb=74946af470550a3295e00cf57eca1747215b9311
-static int char_weight(char c){
-       if (std::isdigit(c))
-               return 0;
-       else if (std::isalpha(c))
-               return c;
-       else if (c == '~')
-               return -1;
-       else if (c)
-               return c + 256;
-       else
-               return 0;
-}
-
-static int VersionCmp(const char* a, const char* b){
-       while (*a || *b) {
-               int firstDiff = 0;
-
-               while ((*a && !std::isdigit(*a)) || (*b && !std::isdigit(*b))) {
-                       int ac = char_weight(*a);
-                       int bc = char_weight(*b);
-
-                       if (ac != bc)
-                               return ac - bc;
-
-                       a++;
-                       b++;
-               }
-
-               while (*a == '0')
-                       a++;
-               while (*b == '0')
-                       b++;
-
-               while (std::isdigit(*a) && std::isdigit(*b)) {
-                       if (firstDiff == 0)
-                               firstDiff = *a - *b;
-                       a++;
-                       b++;
-               }
-
-               if (std::isdigit(*a))
-                       return 1;
-               if (std::isdigit(*b))
-                       return -1;
-               if (firstDiff)
-                       return firstDiff;
-       }
-
-       return false;
-}
-
 // takes name without ext, returns without ext
 static const char* GetLatestDpkPakVersion( const char* name ){
        const char* maxversion = 0;
@@ -389,7 +336,7 @@ static const char* GetLatestDpkPakVersion( const char* name ){
                pakname = i->first.c_str();
                if ( strncmp( pakname, name, namelen ) != 0 || pakname[namelen] != '_' ) continue;
                pakversion = pakname + (namelen + 1);
-               if ( maxversion == 0 || VersionCmp( pakversion, maxversion ) > 0 ){
+               if ( maxversion == 0 || DpkPakVersionCmp( pakversion, maxversion ) > 0 ){
                        maxversion = pakversion;
                        result = pakname;
                }
@@ -452,40 +399,22 @@ static void LoadDpkPakWithDeps( const char* pakname ){
                TextLinesInputStream<TextInputStream> istream = depsFile->getInputStream();
 
                CopiedString line;
-               const char* c;
-               const char* p_name;
-               const char* p_name_end;
-               const char* p_version;
-               const char* p_version_end;
+               char *p_name;
+               char *p_version;
                while ( line = istream.readLine(), string_length( line.c_str() ) ) {
-                       c = line.c_str();
-                       while ( std::isspace( *c ) && *c != '\0' ) ++c;
-                       p_name = c;
-                       while ( !std::isspace( *c ) && *c != '\0' ) ++c;
-                       p_name_end = c;
-                       while ( std::isspace( *c ) && *c != '\0' ) ++c;
-                       p_version = c;
-                       while ( !std::isspace( *c ) && *c != '\0' ) ++c;
-                       p_version_end = c;
-
-                       if ( p_name_end - p_name == 0 ) continue;
-                       if ( p_version_end - p_version == 0 ) {
-                               const char* p_pakname;
-                               CopiedString name_final = CopiedString( StringRange( p_name, p_name_end ) );
-                               p_pakname = GetLatestDpkPakVersion( name_final.c_str() );
-                               if ( p_pakname != NULL ) {
-                                       LoadDpkPakWithDeps( p_pakname );
-                               }
+                       if ( !DpkReadDepsLine( line.c_str(), &p_name, &p_version ) ) continue;
+                       if ( !p_version ) {
+                               const char* p_latest = GetLatestDpkPakVersion( p_name );
+                               if ( p_latest ) LoadDpkPakWithDeps( p_latest );
                        } else {
-                               int len = ( p_name_end - p_name ) + ( p_version_end - p_version ) + 1;
+                               int len = string_length( p_name ) + string_length( p_version ) + 1;
                                char* p_pakname = string_new( len );
-                               strncpy( p_pakname, p_name, p_name_end - p_name );
-                               p_pakname[ p_name_end - p_name ] = '\0';
-                               strcat( p_pakname, "_" );
-                               strncat( p_pakname, p_version, p_version_end - p_version );
+                               sprintf( p_pakname, "%s_%s", p_name, p_version );
                                LoadDpkPakWithDeps( p_pakname );
                                string_release( p_pakname, len );
                        }
+                       string_release( p_name, string_length( p_name ) );
+                       if ( p_version ) string_release( p_version, string_length( p_version ) );
                }
        }
 
@@ -848,6 +777,12 @@ void initDirectory( const char *path ){
        InitDirectory( path, FileSystemQ3API_getArchiveModules() );
 }
 void initialise(){
+       load();
+       globalOutputStream() << "filesystem initialised\n";
+       g_observers.realise();
+}
+
+void load(){
        ArchiveModules& archiveModules = FileSystemQ3API_getArchiveModules();
        bool is_dpk_vfs = GetArchiveTable( archiveModules, "dpk" );
 
@@ -873,10 +808,19 @@ void initialise(){
                g_pakfile_paths.clear();
                g_loaded_dpk_paks.clear();
        }
+}
 
-       globalOutputStream() << "filesystem initialised\n";
-       g_observers.realise();
+void clear() {
+       // like shutdown() but does not unrealise (keep map etc.)
+       Shutdown();
 }
+
+void refresh(){
+       // like initialise() but does not realise (keep map etc.)
+       load();
+       globalOutputStream() << "filesystem refreshed\n";
+}
+
 void shutdown(){
        g_observers.unrealise();
        globalOutputStream() << "filesystem shutdown\n";