- add convenience functions BLI_split_dir_part / BLI_split_file_part, which just call BLI_split_dirfile().

- add a fixed value for bprogdir (the dir of bprogname), since it was being used for resource lookups.

source/blender/blenkernel/intern/pointcache.c

@@ -910,7 +910,7 @@ static int ptcache_path(PTCacheID *pid, char *filename)
 	else if (G.relbase_valid || lib) {
 		char file[MAX_PTCACHE_PATH]; /* we dont want the dir, only the file */
 
-		BLI_split_dirfile(blendfilename, NULL, file, 0, sizeof(file));
+		BLI_split_file_part(blendfilename, file, sizeof(file));
 		i = strlen(file);
 		
 		/* remove .blend */

source/blender/blenlib/BLI_path_util.h

@@ -104,6 +104,8 @@ void BLI_make_file_string(const char *relabase, char *string,  const char *dir,
 void BLI_make_exist(char *dir);
 void BLI_make_existing_file(const char *name);
 void BLI_split_dirfile(const char *string, char *dir, char *file, const size_t dirlen, const size_t filelen);
+void BLI_split_dir_part(const char *string, char *dir, const size_t dirlen);
+void BLI_split_file_part(const char *string, char *file, const size_t filelen);
 void BLI_join_dirfile(char *string, const size_t maxlen, const char *dir, const char *file);
 char *BLI_path_basename(char *path);
 int BKE_rebase_path(char *abs, size_t abs_len, char *rel, size_t rel_len, const char *base_dir, const char *src_dir, const char *dest_dir);

source/blender/blenlib/intern/bpath.c

@@ -903,7 +903,7 @@ void findMissingFiles(Main *bmain, const char *str)
 
 	//XXX waitcursor( 1 );
 
-	BLI_split_dirfile(str, dirname, NULL, sizeof(dirname), 0);
+	BLI_split_dir_part(str, dirname, sizeof(dirname));
 
 	BLI_bpathIterator_init(&bpi, bmain, bmain->name, 0);
 

source/blender/blenlib/intern/path_util.c

@@ -88,6 +88,7 @@
 #define UNIQUE_NAME_MAX 128
 
 extern char bprogname[];
+extern char bprogdir[];
 
 static int add_win32_extension(char *name);
 static char *blender_version_decimal(const int ver);
@@ -875,7 +876,6 @@ static int test_env_path(char *path, const char *envvar)
 
 static int get_path_local(char *targetpath, const char *folder_name, const char *subfolder_name, const int ver)
 {
-	char bprogdir[FILE_MAX];
 	char relfolder[FILE_MAX];
 	
 #ifdef PATH_DEBUG2
@@ -892,10 +892,7 @@ static int get_path_local(char *targetpath, const char *folder_name, const char
 	else {
 		relfolder[0]= '\0';
 	}
-	
-	/* use argv[0] (bprogname) to get the path to the executable */
-	BLI_split_dirfile(bprogname, bprogdir, NULL, sizeof(bprogdir), 0);
-	
+
 	/* try EXECUTABLE_DIR/2.5x/folder_name - new default directory for local blender installed files */
 	if(test_path(targetpath, bprogdir, blender_version_decimal(ver), relfolder))
 		return 1;
@@ -963,10 +960,6 @@ static int get_path_system(char *targetpath, const char *folder_name, const char
 	 * these are only used when running blender from source */
 	char cwd[FILE_MAX];
 	char relfolder[FILE_MAX];
-	char bprogdir[FILE_MAX];
-
-	/* use argv[0] (bprogname) to get the path to the executable */
-	BLI_split_dirfile(bprogname, bprogdir, NULL, sizeof(bprogdir), 0);
 
 	if(folder_name) {
 		if (subfolder_name) {
@@ -1430,6 +1423,16 @@ void BLI_split_dirfile(const char *string, char *dir, char *file, const size_t d
 	}
 }
 
+void BLI_split_dir_part(const char *string, char *dir, const size_t dirlen)
+{
+	BLI_split_dirfile(string, dir, NULL, dirlen, 0);
+}
+
+void BLI_split_file_part(const char *string, char *file, const size_t filelen)
+{
+	BLI_split_dirfile(string, NULL, file, 0, filelen);
+}
+
 /* simple appending of filename to dir, does not check for valid path! */
 void BLI_join_dirfile(char *dst, const size_t maxlen, const char *dir, const char *file)
 {
@@ -1516,7 +1519,7 @@ int BKE_rebase_path(char *abs, size_t abs_len, char *rel, size_t rel_len, const
 	if (rel)
 		rel[0]= 0;
 
-	BLI_split_dirfile(base_dir, blend_dir, NULL, sizeof(blend_dir), 0);
+	BLI_split_dir_part(base_dir, blend_dir, sizeof(blend_dir));
 
 	if (src_dir[0]=='\0')
 		return 0;

source/blender/blenlib/intern/winstuff.c

@@ -56,7 +56,7 @@ int BLI_getInstallationDir( char * str ) {
 	int a;
 	
 	GetModuleFileName(NULL,str,FILE_MAXDIR+FILE_MAXFILE);
-	BLI_split_dirfile(str, dir, NULL, sizeof(dir), 0); /* shouldn't be relative */
+	BLI_split_dir_part(str, dir, sizeof(dir)); /* shouldn't be relative */
 	a = strlen(dir);
 	if(dir[a-1] == '\\') dir[a-1]=0;
 	

source/blender/blenloader/intern/writefile.c

@@ -2678,8 +2678,8 @@ int BLO_write_file(Main *mainvar, const char *filepath, int write_flags, ReportL
 	if(write_flags & G_FILE_RELATIVE_REMAP) {
 		char dir1[FILE_MAXDIR+FILE_MAXFILE];
 		char dir2[FILE_MAXDIR+FILE_MAXFILE];
-		BLI_split_dirfile(filepath, dir1, NULL, sizeof(dir1), 0);
-		BLI_split_dirfile(mainvar->name, dir2, NULL, sizeof(dir2), 0);
+		BLI_split_dir_part(filepath, dir1, sizeof(dir1));
+		BLI_split_dir_part(mainvar->name, dir2, sizeof(dir2));
 
 		/* just incase there is some subtle difference */
 		BLI_cleanup_dir(mainvar->name, dir1);

source/blender/collada/DocumentImporter.cpp

@@ -884,7 +884,7 @@ bool DocumentImporter::writeImage( const COLLADAFW::Image* image )
 	char dir[FILE_MAX];
 	char full_path[FILE_MAX];
 	
-	BLI_split_dirfile(filename, dir, NULL, sizeof(dir), 0);
+	BLI_split_dir_part(filename, dir, sizeof(dir));
 	BLI_join_dirfile(full_path, sizeof(full_path), dir, filepath.c_str());
 	Image *ima = BKE_add_image_file(full_path);
 	if (!ima) {

source/blender/collada/ImageExporter.cpp

@@ -97,7 +97,7 @@ void ImagesExporter::operator()(Material *ma, Object *ob)
 			char src[FILE_MAX];
 			char dir[FILE_MAX];
 			
-			BLI_split_dirfile(this->export_settings->filepath, dir, NULL, sizeof(dir), 0);
+			BLI_split_dir_part(this->export_settings->filepath, dir, sizeof(dir));
 
 			BKE_rebase_path(abs, sizeof(abs), rel, sizeof(rel), G.main->name, image->name, dir);
 

source/blender/editors/space_file/filesel.c

@@ -613,7 +613,7 @@ void autocomplete_directory(struct bContext *C, char *str, void *UNUSED(arg_v))
 		DIR *dir;
 		struct dirent *de;
 		
-		BLI_split_dirfile(str, dirname, NULL, sizeof(dirname), 0);
+		BLI_split_dir_part(str, dirname, sizeof(dirname));
 
 		dir = opendir(dirname);
 

source/blender/editors/space_sequencer/sequencer_add.c

@@ -321,7 +321,7 @@ static int sequencer_add_generic_strip_exec(bContext *C, wmOperator *op, SeqLoad
 		char dir_only[FILE_MAX];
 		char file_only[FILE_MAX];
 
-		BLI_split_dirfile(seq_load.path, dir_only, NULL, sizeof(dir_only), 0);
+		BLI_split_dir_part(seq_load.path, dir_only, sizeof(dir_only));
 
 		RNA_BEGIN(op->ptr, itemptr, "files") {
 			RNA_string_get(&itemptr, "name", file_only);

source/blender/makesrna/intern/rna_sequencer.c

@@ -540,7 +540,7 @@ static int rna_Sequence_input_count_get(PointerRNA *ptr)
 static void rna_SequenceElement_filename_set(PointerRNA *ptr, const char *value)
 {
 	StripElem *elem= (StripElem*)(ptr->data);
-	BLI_split_dirfile(value, NULL, elem->name, 0, sizeof(elem->name));
+	BLI_split_file_part(value, elem->name, sizeof(elem->name));
 }*/
 
 static void rna_Sequence_update(Main *UNUSED(bmain), Scene *scene, PointerRNA *ptr)

source/creator/creator.c

@@ -141,7 +141,8 @@ static int print_version(int argc, const char **argv, void *data);
 
 extern int pluginapi_force_ref(void);  /* from blenpluginapi:pluginapi.c */
 
-char bprogname[FILE_MAX]; /* from blenpluginapi:pluginapi.c */
+char bprogname[FILE_MAX];
+char bprogdir[FILE_MAX];
 char btempdir[FILE_MAX];
 
 #define BLEND_VERSION_STRING_FMT "Blender %d.%02d (sub %d)\n", BLENDER_VERSION/100, BLENDER_VERSION%100, BLENDER_SUBVERSION
@@ -1157,6 +1158,7 @@ int main(int argc, const char **argv)
 	// need this.
 
 	BLI_where_am_i(bprogname, sizeof(bprogname), argv[0]);
+	BLI_split_dir_part(bprogname, bprogdir, sizeof(bprogdir));
 
 	BLI_threadapi_init();
 

source/gameengine/GamePlayer/ghost/GPG_ghost.cpp

@@ -117,6 +117,7 @@ const int kMinWindowWidth = 100;
 const int kMinWindowHeight = 100;
 
 char bprogname[FILE_MAX];
+char bprogdir[FILE_MAX];
 
 static void mem_error_cb(const char *errorStr)
 {
@@ -380,6 +381,7 @@ int main(int argc, char** argv)
 #endif /* __alpha__ */
 #endif /* __linux__ */
 	BLI_where_am_i(bprogname, sizeof(bprogname), argv[0]);
+	BLI_split_dir_part(bprogname, bprogdir, sizeof(bprogdir));
 #ifdef __APPLE__
 	// Can't use Carbon right now because of double defined type ID (In Carbon.h and DNA_ID.h, sigh)
 	/*

source/gameengine/Ketsji/KX_PythonInit.cpp

@@ -502,7 +502,7 @@ static PyObject* gPyGetBlendFileList(PyObject*, PyObject* args)
 		BLI_path_abs(cpath, gp_GamePythonPath);
 	} else {
 		/* Get the dir only */
-		BLI_split_dirfile(gp_GamePythonPath, cpath, NULL, sizeof(cpath), 0);
+		BLI_split_dir_part(gp_GamePythonPath, cpath, sizeof(cpath));
 	}
 
 	if((dp  = opendir(cpath)) == NULL) {
@@ -1732,7 +1732,7 @@ static void initPySysObjects__append(PyObject *sys_path, char *filename)
 	PyObject *item;
 	char expanded[FILE_MAXDIR + FILE_MAXFILE];
 	
-	BLI_split_dirfile(filename, expanded, NULL, sizeof(expanded), 0); /* get the dir part of filename only */
+	BLI_split_dir_part(filename, expanded, sizeof(expanded)); /* get the dir part of filename only */
 	BLI_path_abs(expanded, gp_GamePythonPath); /* filename from lib->filename is (always?) absolute, so this may not be needed but it wont hurt */
 	BLI_cleanup_file(gp_GamePythonPath, expanded); /* Dont use BLI_cleanup_dir because it adds a slash - BREAKS WIN32 ONLY */
 	item= PyUnicode_DecodeFSDefault(expanded);