Bug fix: -findi operated on nodes which ceased existence shortly before

xorriso/xorriso.c

@@ -7246,7 +7246,7 @@ ex:;
 /* @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      bit2= -follow: this is not a command parameter 
-   @return <=0 error, 1= ok , 2= iso_rr_path has been deleted ,
+   @return <=0 error, 1= ok , 2= iso_rr_path node object has been deleted ,
                       3= no action taken
 */
 int Xorriso_update_interpreter(struct XorrisO *xorriso, void *boss_iter,
@@ -7337,6 +7337,7 @@ delete:;
          ret= Xorriso_rmi(xorriso, NULL, (off_t) 0, part_path, 1);
          if(ret<=0)
            goto ex;
+         deleted= 1;
        } else {
          partno= i+1;
          offset= i*first_bytes;
@@ -7359,9 +7360,12 @@ delete:;
      ret= Xorriso_copy_properties(xorriso, disk_path, iso_rr_path, 2); 
      if(ret<=0)
        goto ex;
-   } else 
+   } else {
      ret= Xorriso_graft_in(xorriso, boss_iter, disk_path, iso_rr_path,
                            (off_t) 0, (off_t) 0, 2|(flag&4));
+     if(ret>0 && !(compare_result&2))
+       deleted= 1;
+   }
    sprintf(xorriso->info_text, "Added/overwrote ");
 
  } else if(compare_result&(4|16|32|256|512|1024)) {
@@ -8214,10 +8218,10 @@ int Xorriso_option_compare(struct XorrisO *xorriso, char *disk_path,
  if(ipth[0]==0)
    ipth= disk_path;
  ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, disk_path, eff_origin,
-                                 2|4);
+                                 2|4|8);
  if(ret<=0)
    return(ret);
- ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, ipth, eff_dest, 2);
+ ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, ipth, eff_dest, 2|8);
  if(ret<=0)
    return(ret);
 
@@ -10793,10 +10797,10 @@ int Xorriso_option_update(struct XorrisO *xorriso, char *disk_path,
  if(ipth[0]==0)
    ipth= disk_path;
  ret= Xorriso_normalize_img_path(xorriso, xorriso->wdx, disk_path, eff_origin,
-                                 2|4);
+                                 2|4|8);
  if(ret<=0)
    return(ret);
- ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, ipth, eff_dest, 2);
+ ret= Xorriso_normalize_img_path(xorriso, xorriso->wdi, ipth, eff_dest, 2|8);
  if(ret<=0)
    return(ret);
 

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2008.05.15.192118"
+#define Xorriso_timestamP "2008.05.18.082208"

xorriso/xorrisoburn.c

@@ -1329,6 +1329,7 @@ int Xorriso_node_from_path(struct XorrisO *xorriso, IsoImage *volume,
    @param flag bit0= do not produce problem events (unless faulty path format)
                bit1= work purely literally, do not use libisofs
                bit2= (with bit1) this is an address in the disk world
+               bit3= return root directory as "/" and not as ""
    @return -1 = faulty path format, 0 = not found ,
             1 = found simple node , 2 = found directory
 */
@@ -1342,8 +1343,11 @@ int Xorriso_normalize_img_path(struct XorrisO *xorriso, char *wd,
  char path[SfileadrL], *apt, *npt, sfe[5*SfileadrL], *cpt;
 
  eff_path[0]= 0;
- if(img_path[0]==0)
+ if(img_path[0]==0) {
+   if(flag&8)
+     strcpy(eff_path, "/");
    return(2); /* root directory */
+ }
 
  if(!(flag&2)) {
    ret= Xorriso_get_volume(xorriso, &volume, 0);
@@ -1367,8 +1371,11 @@ int Xorriso_normalize_img_path(struct XorrisO *xorriso, char *wd,
         img_path);
    Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FATAL", 0);
    return(-1);
- } else if(path[1]==0)
+ } else if(path[1]==0) {
+   if(flag&8)
+     strcpy(eff_path, "/");
    return(2); /* root directory */
+ }
 
  for(npt= apt; !done; apt= npt+1) {
    npt= strchr(apt, '/');
@@ -4598,7 +4605,7 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
  IsoDirIter *iter= NULL;
  IsoDir *dir_node= NULL;
  IsoNode *node, *iso_node;
- IsoImage *volume;
+ IsoImage *volume= NULL;
  struct stat stbuf;
  char *name;
  off_t mem;
@@ -4634,7 +4641,6 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
    if(ret<=0)
      {ret= 0; goto ex;}
    ret= Xorriso_fake_stbuf(xorriso, "", dir_stbuf, &iso_node, 1);
-   dir_node= (IsoDir *) iso_node;
    if(ret<=0)
      goto ex;
 
@@ -4654,7 +4660,17 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
      if(ret<=0)
        goto ex;
      if(ret==2) {
+       /* re-determine dir_node in case it has a new persona */ 
+       ret= Xorriso_node_from_path(xorriso, volume, path, &iso_node, 1);
+       if(ret==0) {
          deleted= 1;
+         {ret= 2; goto ex;}
+       }
+       if(ret<0)
+         {ret= 0; goto ex;}
+       dir_node= (IsoDir *) iso_node;
+       ret= Xorriso_fake_stbuf(xorriso, "", dir_stbuf, &iso_node, 1);
+       if(ret<=0)
          goto ex;
      }
      if(ret==3)
@@ -4666,7 +4682,7 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
 
  mem= boss_mem;
  hflag= 1;
- if(action==1 || action==2 || action==3 || action==14)
+ if(action==1 || action==2 || action==3 || action==17)
    hflag|= 2; /* need freedom to manipulate image */
  if(action==14 || action==17)
    hflag|= 4; /* need LBA sorted iteration for good data reading performance */
@@ -4707,8 +4723,24 @@ int Xorriso_findi(struct XorrisO *xorriso, struct FindjoB *job,
        goto ex;
      ret= Xorriso_findi_action(xorriso, job, iter, mem,
                                abs_path, path, node, depth, 1|(flag&2));
-     if(ret==2) /* node has been deleted */
+     if(ret==2) { /* node has been deleted */
+       /* re-determine node in case it has a new persona */ 
+       if(volume==NULL) {
+         ret= Xorriso_get_volume(xorriso, &volume, 0);
+         if(ret<=0)
+           {ret= -1; goto ex;}
+       }
+       ret= Xorriso_node_from_path(xorriso, volume, abs_path, &node, 1);
+       if(ret==0)
  continue;
+       if(ret<0)
+         {ret= 0; goto ex;}
+       ret= Xorriso_fake_stbuf(xorriso, "", &stbuf, &node, 1);
+       if(ret<0)
+         goto ex;
+       if(ret==0)
+ continue;
+     }
      no_dive= (ret==3);
      if(ret<=0) {
        if(Xorriso_eval_problem_status(xorriso, ret, 1|2)<0)