Orange: more relative path code cleanup. Introduced a new call in the

blenlib to correctly convert a relative path to a clean new path:

BLI_cleanup_dir(const char *relabase, char *name);

Only works for directories now.

source/blender/blenlib/BLI_blenlib.h

@@ -111,6 +111,13 @@ int BLI_countlist(struct ListBase *listbase);
 void BLI_freelinkN(ListBase *listbase, void *vlink);
 void BLI_splitdirstring(char *di,char *fi);
 
+	/**
+	 * dir can be any input, like from buttons, and this function
+	 * converts it to a regular full path.
+	 * Also removes garbage from directory paths, like /../ or double slashes etc 
+	 */
+void BLI_cleanup_dir(const char *relabase, char *dir);
+
 	/**
 	 * Blender's path code replacement function.
 	 * Bases @a path strings leading with "//" by the
@@ -123,7 +130,7 @@ void BLI_splitdirstring(char *di,char *fi);
 	 * @a framenum The framenumber to replace the frame code with.
 	 * @retval Returns true if the path was relative (started with "//").
 	 */
-int BLI_convertstringcode(char *path, char *basepath, int framenum);
+int BLI_convertstringcode(char *path, const char *basepath, int framenum);
 
 void BLI_makestringcode(const char *relfile, char *file);
 

source/blender/blenlib/intern/util.c

@@ -431,6 +431,96 @@ int BLI_strcaseeq(char *a, char *b) {
 	return (BLI_strcasecmp(a, b)==0);
 }
 
+/* ******************** string encoding ***************** */
+
+/* This is quite an ugly function... its purpose is to
+ * take the dir name, make it absolute, and clean it up, replacing
+ * excess file entry stuff (like /tmp/../tmp/../)
+ * note that dir isn't protected for max string names... 
+ */
+
+void BLI_cleanup_dir(const char *relabase, char *dir)
+{
+	short a;
+	char *start, *eind;
+	
+	BLI_convertstringcode(dir, relabase, 0);
+	
+#ifdef WIN32
+	if(dir[0]=='.') {	/* happens for example in FILE_MAIN */
+	   dir[0]= '\\';
+	   dir[1]= 0;
+	   return;
+	}	
+
+	while ( (start = strstr(dir, "\\..\\")) ) {
+		eind = start + strlen("\\..\\") - 1;
+		a = start-dir-1;
+		while (a>0) {
+			if (dir[a] == '\\') break;
+			a--;
+		}
+		strcpy(dir+a,eind);
+	}
+
+	while ( (start = strstr(dir,"\\.\\")) ){
+		eind = start + strlen("\\.\\") - 1;
+		strcpy(start,eind);
+	}
+
+	while ( (start = strstr(dir,"\\\\" )) ){
+		eind = start + strlen("\\\\") - 1;
+		strcpy(start,eind);
+	}
+
+	if((a = strlen(dir))){				/* remove the '\\' at the end */
+		while(a>0 && dir[a-1] == '\\'){
+			a--;
+			dir[a] = 0;
+		}
+	}
+
+	strcat(dir, "\\");
+#else	
+	if(dir[0]=='.') {	/* happens, for example in FILE_MAIN */
+	   dir[0]= '/';
+	   dir[1]= 0;
+	   return;
+	}	
+
+	while ( (start = strstr(dir, "/../")) ) {
+		eind = start + strlen("/../") - 1;
+		a = start-dir-1;
+		while (a>0) {
+			if (dir[a] == '/') break;
+			a--;
+		}
+		strcpy(dir+a,eind);
+	}
+
+	while ( (start = strstr(dir,"/./")) ){
+		eind = start + strlen("/./") - 1;
+		strcpy(start,eind);
+	}
+
+	while ( (start = strstr(dir,"//" )) ){
+		eind = start + strlen("//") - 1;
+		strcpy(start,eind);
+	}
+
+	if( (a = strlen(dir)) ){				/* remove all '/' at the end */
+		while(dir[a-1] == '/'){
+			a--;
+			dir[a] = 0;
+			if (a<=0) break;
+		}
+	}
+
+	strcat(dir, "/");
+#endif
+}
+
+
 void BLI_makestringcode(const char *relfile, char *file)
 {
 	char * p;
@@ -491,7 +581,7 @@ void BLI_makestringcode(const char *relfile, char *file)
 		}
 
 		strcat(res, q+1); /* don't copy the slash at the beginning */
-
+		
 #ifdef	WIN32
 		BLI_char_switch(res+2, '/', '\\');
 #endif
@@ -499,7 +589,7 @@ void BLI_makestringcode(const char *relfile, char *file)
 	}
 }
 
-int BLI_convertstringcode(char *path, char *basepath, int framenum)
+int BLI_convertstringcode(char *path, const char *basepath, int framenum)
 {
 	int len, wasrelative;
 	char tmp[FILE_MAXDIR+FILE_MAXFILE];

source/blender/blenloader/intern/readfile.c

@@ -469,6 +469,15 @@ void blo_split_main(ListBase *mainlist)
 		split_libdata(lbarray[i], mainl->next);
 }
 
+static void cleanup_path(const char *relabase, char *name)
+{
+	char filename[FILE_MAXFILE];
+	
+	BLI_splitdirstring(name, filename);
+	BLI_cleanup_dir(relabase, name);
+	strcat(name, filename);
+}
+
 static Main *blo_find_main(ListBase *mainlist, char *name)
 {
 	Main *m;
@@ -477,24 +486,25 @@ static Main *blo_find_main(ListBase *mainlist, char *name)
 	char libname1[FILE_MAXDIR+FILE_MAXFILE];
 	
 //	printf("G.sce %s\n", G.sce);
-
-	/* name in stringcode too */
+	/* everything in absolute paths now */
+	
 	strcpy(name1, name);
-	BLI_makestringcode(G.sce, name1);
-//	printf("original %s\n", name);
-//	printf("converted %s\n", name1);
-
+	cleanup_path(G.sce, name1);
+//	printf("original in  %s\n", name);
+//	printf("converted in %s\n", name1);
 
 	for (m= mainlist->first; m; m= m->next) {
 		char *libname= (m->curlib)?m->curlib->name:m->name;
 		
 //		printf("libname %s\n", libname);
 		strcpy(libname1, libname);
-		BLI_makestringcode(G.sce, libname1);
+		cleanup_path(G.sce, libname1);
 //		printf("libname1 %s\n", libname1, name1);
 		
-		if (BLI_streq(name1, libname1))
+		if (BLI_streq(name1, libname1)) {
+			printf("found library %s\n", libname);
 			return m;
+		}
 	}
 
 	m= MEM_callocN(sizeof(Main), "find_main");
@@ -504,7 +514,7 @@ static Main *blo_find_main(ListBase *mainlist, char *name)
 	strcpy(lib->name, name);
 	m->curlib= lib;
 	
-//	printf("added new lib %s\n", name);
+	printf("added new lib %s\n", name);
 	return m;
 }
 
@@ -5320,6 +5330,7 @@ static void expand_doit(FileData *fd, Main *mainvar, void *old)
 			if(bheadlib) {
 				// BHEAD+DATA dependancy
 				Library *lib= (Library *)(bheadlib+1);
+				/* we read the lib->name directly from the bhead, potential danger (64 bits?) */
 				mainvar= blo_find_main(&fd->mainlist, lib->name);
 
 				id= is_yet_read(mainvar, bhead);

source/blender/include/BSE_filesel.h

@@ -42,7 +42,6 @@ struct BWinEvent;
 
 void clear_global_filesel_vars(void);
 void filesel_statistics(struct SpaceFile *sfile, int *totfile, int *selfile, float *totlen, float *sellen);
-void checkdir(char *dir);
 void test_flags_file(struct SpaceFile *sfile);
 void sort_filelist(struct SpaceFile *sfile);
 void read_dir(struct SpaceFile *sfile);

source/blender/src/drawimasel.c

@@ -865,7 +865,7 @@ void drawimaselspace(ScrArea *sa, void *spacedata)
 	myortho2(-0.375, (float)(curarea->winx)-0.375, -0.375, (float)(curarea->winy)-0.375);
 	
 	if (simasel->fase == 0){
-		checkdir(simasel->dir);
+		BLI_cleanup_dir(G.sce, simasel->dir);
 		clear_ima_dir(simasel);
 	}
 

source/blender/src/editimasel.c

@@ -179,7 +179,7 @@ void winqreadimaselspace(ScrArea *sa, void *spacedata, BWinEvent *evt)
 			queredraw = 1;
 			
 		case 1: /* dir entry */
-			checkdir(simasel->dir);
+			BLI_cleanup_dir(G.sce, simasel->dir);
 			clear_ima_dir(simasel);
 			queredraw = 1;
 			break;
@@ -188,7 +188,7 @@ void winqreadimaselspace(ScrArea *sa, void *spacedata, BWinEvent *evt)
 			selname= fsmenu_get_entry(simasel->fileselmenuitem-1);
 			if (selname) {
 				strcpy(simasel->dir, selname);
-				checkdir(simasel->dir);
+				BLI_cleanup_dir(G.sce, simasel->dir);
 				clear_ima_dir(simasel);
 			    queredraw = 1;
 			}
@@ -349,7 +349,7 @@ void winqreadimaselspace(ScrArea *sa, void *spacedata, BWinEvent *evt)
 		}
 		if (G.qual == 0){
 			imadir_parent(simasel);
-			checkdir(simasel->dir);
+			BLI_cleanup_dir(G.sce, simasel->dir);
 			clear_ima_dir(simasel);
 			queredraw = 1;
 		}

source/blender/src/filesel.c

@@ -456,93 +456,6 @@ void filesel_statistics(SpaceFile *sfile, int *totfile, int *selfile, float *tot
 
 /* *************** HELP FUNCTIONS ******************* */
 
-/* This is a really ugly function... its purpose is to
- * take the space file name and clean it up, replacing
- * excess file entry stuff (like /tmp/../tmp/../)
- */
-
-void checkdir(char *dir)
-{
-	short a;
-	char *start, *eind;
-	char tmp[FILE_MAXDIR+FILE_MAXFILE];
-
-	BLI_make_file_string(G.sce, tmp, dir, "");
-	strcpy(dir, tmp);
-	
-#ifdef WIN32
-	if(dir[0]=='.') {	/* happens for example in FILE_MAIN */
-		dir[0]= '\\';
-		dir[1]= 0;
-		return;
-	}	
-
-	while ( (start = strstr(dir, "\\..\\")) ) {
-		eind = start + strlen("\\..\\") - 1;
-		a = start-dir-1;
-		while (a>0) {
-			if (dir[a] == '\\') break;
-			a--;
-		}
-		strcpy(dir+a,eind);
-	}
-
-	while ( (start = strstr(dir,"\\.\\")) ){
-		eind = start + strlen("\\.\\") - 1;
-		strcpy(start,eind);
-	}
-
-	while ( (start = strstr(dir,"\\\\" )) ){
-		eind = start + strlen("\\\\") - 1;
-		strcpy(start,eind);
-	}
-
-	if((a = strlen(dir))){				/* remove the '\\' at the end */
-		while(a>0 && dir[a-1] == '\\'){
-			a--;
-			dir[a] = 0;
-		}
-	}
-
-	strcat(dir, "\\");
-#else	
-	if(dir[0]=='.') {	/* happens, for example in FILE_MAIN */
-		dir[0]= '/';
-		dir[1]= 0;
-		return;
-	}	
-	
-	while ( (start = strstr(dir, "/../")) ) {
-		eind = start + strlen("/../") - 1;
-		a = start-dir-1;
-		while (a>0) {
-			if (dir[a] == '/') break;
-			a--;
-		}
-		strcpy(dir+a,eind);
-	}
-
-	while ( (start = strstr(dir,"/./")) ){
-		eind = start + strlen("/./") - 1;
-		strcpy(start,eind);
-	}
-
-	while ( (start = strstr(dir,"//" )) ){
-		eind = start + strlen("//") - 1;
-		strcpy(start,eind);
-	}
-
-	if( (a = strlen(dir)) ){				/* remove all '/' at the end */
-		while(dir[a-1] == '/'){
-			a--;
-			dir[a] = 0;
-			if (a<=0) break;
-		}
-	}
-
-	strcat(dir, "/");
-#endif
-}
 
 /* not called when browsing .blend itself */
 void test_flags_file(SpaceFile *sfile)
@@ -1353,7 +1266,7 @@ void activate_fileselect(int type, char *title, char *file, void (*func)(char *)
 	}
 	else {	/* FILE_BLENDER */
 		split_sfile(sfile, name);	/* test filelist too */
-		checkdir(sfile->dir);
+		BLI_cleanup_dir(G.sce, sfile->dir);
 
 		/* free: filelist and libfiledata became incorrect */
 		if(sfile->libfiledata) BLO_blendhandle_close(sfile->libfiledata);
@@ -1387,7 +1300,7 @@ void activate_imageselect(int type, char *title, char *file, void (*func)(char *
 	else simasel->mode &= ~IMS_STRINGCODE;
 	
 	BLI_split_dirfile(name, dir, simasel->file);
-	checkdir(simasel->dir);
+	BLI_cleanup_dir(G.sce, simasel->dir);
 	if(strcmp(dir, simasel->dir)!=0) simasel->fase= 0;
 	strcpy(simasel->dir, dir);
 	
@@ -1616,7 +1529,7 @@ static void do_filesel_buttons(short event, SpaceFile *sfile)
 	}
 	else if(event== 2) {
 		/* reuse the butname variable */
-		checkdir(sfile->dir);
+		BLI_cleanup_dir(G.sce, sfile->dir);
 
 		BLI_make_file_string(G.sce, butname, sfile->dir, "");
 		/* strip the trailing slash if its a real dir */
@@ -1642,7 +1555,7 @@ static void do_filesel_buttons(short event, SpaceFile *sfile)
 		if (selected) {
 			strcpy(sfile->dir, selected);
 			BLI_make_exist(sfile->dir);
-			checkdir(sfile->dir);
+			BLI_cleanup_dir(G.sce, sfile->dir);
 			freefilelist(sfile);
 			sfile->ofs= 0;
 			scrarea_queue_winredraw(curarea);
@@ -1921,7 +1834,7 @@ void winqreadfilespace(ScrArea *sa, void *spacedata, BWinEvent *evt)
 					if(S_ISDIR(sfile->filelist[act].type)) {
 						strcat(sfile->dir, sfile->filelist[act].relname);
 						strcat(sfile->dir,"/");
-						checkdir(sfile->dir);
+						BLI_cleanup_dir(G.sce, sfile->dir);
 						freefilelist(sfile);
 						sfile->ofs= 0;
 						do_draw= 1;