blob_reset(&x);
  }
}

/*
** Compute a pathname for a file relative to the root of the local
** tree.  Return TRUE on success.  On failure, print and error
** message and quit.
** message and quit if the errFatal flag is true.  If errFatal is
** false, then simply return 0.
**
** The root of the tree is defined by the g.zLocalRoot variable.
*/
int file_tree_name(const char *zOrigName, Blob *pOut){
int file_tree_name(const char *zOrigName, Blob *pOut, int errFatal){
  int n;
  Blob full;
  db_must_be_within_tree();
  file_canonical_name(zOrigName, &full);
  n = strlen(g.zLocalRoot);
  if( blob_size(&full)<=n || memcmp(g.zLocalRoot, blob_buffer(&full), n) ){
    blob_reset(&full);
    if( errFatal ){
    fossil_fatal("file outside of checkout tree: %s", zOrigName);
      fossil_fatal("file outside of checkout tree: %s", zOrigName);
    }
    return 0;
  }
  blob_zero(pOut);
  blob_append(pOut, blob_buffer(&full)+n, blob_size(&full)-n);
  return 1;
}

/*
** COMMAND:  test-tree-name
**
** Test the operation of the tree name generator.
*/
void cmd_test_tree_name(void){
  int i;
  Blob x;
  blob_zero(&x);
  for(i=2; i<g.argc; i++){
    if( file_tree_name(g.argv[i], &x) ){
    if( file_tree_name(g.argv[i], &x, 1) ){
      printf("%s\n", blob_buffer(&x));
      blob_reset(&x);
    }
  }
}

/*