Bug fix: Boot catalog could get a wrong name if cat_path= is explicitely given but not containing a slash character

xorriso/iso_manip.c

@@ -1629,6 +1629,8 @@ int Xorriso_overwrite_dest(struct XorrisO *xorriso, void *boss_iter,
 
 /* @param boss_iter Opaque handle to be forwarded to actions in ISO image
                     Set to NULL if calling this function from outside ISO world
+   @param flag      bit0= silently ignore attempt of renaming to same path
+                          and return 2
 */
 int Xorriso_rename(struct XorrisO *xorriso, void *boss_iter,
                    char *origin, char *dest, int flag)
@@ -1679,6 +1681,8 @@ int Xorriso_rename(struct XorrisO *xorriso, void *boss_iter,
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
    {ret= 0; goto ex;}
  } else if(strcmp(eff_origin, eff_dest)==0) {
+   if(flag & 1)
+     {ret= 2; goto ex;}
    sprintf(xorriso->info_text, "Ignored attempt to rename ");
    Text_shellsafe(eff_origin, xorriso->info_text, 1);
    strcat(xorriso->info_text, " to itself");

xorriso/write_run.c

@@ -692,10 +692,12 @@ int Xorriso_attach_boot_image(struct XorrisO *xorriso, int flag)
    if(xorriso->boot_image_cat_path[0] == 0) {
      strcpy(xorriso->boot_image_cat_path, bin_path);
      cpt= strrchr(xorriso->boot_image_cat_path, '/');
-     if(cpt == NULL)
-       cpt= xorriso->boot_image_cat_path;
-     else
+     if(cpt == NULL) {
+       strcpy(xorriso->boot_image_cat_path, "/");
+       cpt= xorriso->boot_image_cat_path + 1;
+     } else {
        cpt++;
+     }
      strcpy(cpt, "boot.cat");
    }
    ret= Xorriso_node_from_path(xorriso, image, xorriso->boot_image_cat_path,
@@ -1261,7 +1263,7 @@ int Xorriso_write_session(struct XorrisO *xorriso, int flag)
        if(ret > 0) {
          if(strcmp(sfe, xorriso->boot_image_cat_path) != 0) {
            ret= Xorriso_rename(xorriso, NULL, sfe,
-                               xorriso->boot_image_cat_path, 0);
+                               xorriso->boot_image_cat_path, 1);
            if(ret <= 0)
              goto ex;
          }

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2020.11.03.082729"
+#define Xorriso_timestamP "2020.11.07.113931"

xorriso/xorrisoburn.h

@@ -172,6 +172,8 @@ int Xorriso_normalize_img_path(struct XorrisO *xorriso, char *wd,
 
 /* @param boss_iter Opaque handle to be forwarded to actions in ISO image
                     Set to NULL if calling this function from outside ISO world
+   @param flag      bit0= silently ignore attempt of renaming to same path
+                          and return 2
 */
 int Xorriso_rename(struct XorrisO *xorriso, void *boss_iter,
                    char *origin, char *dest, int flag);