Function graft_point(),some general polishing, call of iso_volset_free disabled

test/test.c

@@ -3,6 +3,7 @@
   It grows an iso filesystem on a disc.
 
   Copyright 2007 Vreixo Formoso Lopes <metalpain2002@yahoo.es>
+             and Thomas Schmitt <scdbackup@gmx.net>
 */
 
 
@@ -11,6 +12,8 @@
 #include <unistd.h>
 #include <getopt.h>
 #include <err.h>
+#include <string.h>
+
 
 #include <libisofs/libisofs.h>
 #include <libburn/libburn.h>
@@ -20,6 +23,67 @@ const char * const optstring = "JRh";
 extern char *optarg;
 extern int optind;
 
+
+/** Activates the usage of function graft_point() rather than
+    plain iso_tree_radd_dir() from libisofs
+*/
+#define With_graft_poinT 1
+
+
+static int graft_point(struct iso_volume *volume, const char *disc_path,
+                const char *img_path, struct iso_tree_radd_dir_behavior *behav)
+{
+ char path[4096], *apt, *npt;
+ struct iso_tree_node_dir *dir;
+ struct iso_tree_node *node;
+ int done= 0;
+
+ strncpy(path, img_path, sizeof(path)-1);
+ path[sizeof(path)-1]= 0;
+ apt= npt= path;
+
+ dir= iso_volume_get_root(volume);
+ if(dir==NULL) {
+   fprintf(stderr, "While grafting '%s' : no root node available\n", img_path);
+   return(0);
+ }
+ for(npt= apt; !done; apt= npt+1) {
+   npt= strchr(apt, '/');
+   if(npt==NULL) {
+     npt= apt+strlen(apt);
+     done= 1;
+   } else
+     *npt= 0;
+   if(*apt==0) {
+     *apt= '/';
+     apt++;
+ continue;
+   }
+   node= iso_tree_volume_path_to_node(volume,path);
+   if(node!=NULL) {
+     if(iso_tree_node_get_type(node)!=LIBISO_NODE_DIR) {
+       fprintf(stderr, "While grafting '%s' : '%s' is not a directory\n",
+               img_path, path);
+       return(0);
+     }
+     dir= (struct iso_tree_node_dir *) node;
+   } else {
+     dir= iso_tree_add_dir(dir, apt);
+     if(dir==NULL) {
+       fprintf(stderr, "While grafting '%s' : could not insert '%s'\n",
+               img_path, path);
+       return(0);
+     }
+   }
+   if(done)
+     iso_tree_radd_dir(dir, path, behav);
+   else
+     *npt= '/';
+ }
+ return(1);
+}
+
+
 static
 void usage()
 {
@@ -73,36 +137,40 @@ int main(int argc, char **argv)
 	}
 
 	if (argc < optind + 1) {
-		printf("Please supply device name\n");
+		fprintf(stderr, "Please supply device name\n");
 		usage();
-		return 1;
+		exit(1);
 	}
 	if (argc < optind + 2) {
-		printf("Please supply directory to add to disc\n");
+		fprintf(stderr, "Please supply directory to add to disc\n");
 		usage();
-		return 1;
+		exit(1);
 	}
 	
 	
 	if (!isoburn_initialize()) {
-		err(1, "Can't init libisoburn");
+		fprintf(stderr, "Can't init libisoburn\n");
+		exit(1);
 	}
 	
-	// TODO change this. maybe we can add wrapp in libisoburn
+	/* TODO change this. maybe we can add wrapp in libisoburn */
 	iso_msgs_set_severities("NEVER", "DEBUG", "libisofs : ");
 	burn_msgs_set_severities("NEVER", "DEBUG", "libburn : ");
+	burn_set_signal_handling("libisoburn/test/test : ", NULL, 0);
 	
 	printf("Growing drive %s\n", argv[optind]);
 	
-	if (isoburn_drive_scan_and_grab(&drives, argv[optind], 0) <= 0) {
-		err(1, "Can't open device. Are you sure it is a valid drive?\n");
+	if (isoburn_drive_scan_and_grab(&drives, argv[optind], 1) <= 0) {
+		fprintf(stderr,
+		"Can't open device. Are you sure it is a valid drive?\n");
+		exit(1);
 	}
 	drive = drives[0].drive;
 	
 	/* check for invalid state */
 	state = isoburn_disc_get_status(drive);
 	if (state != BURN_DISC_BLANK && state != BURN_DISC_APPENDABLE) {
-		printf("Unsuitable disc status");
+		fprintf(stderr, "Unsuitable disc status\n");
 		goto exit_cleanup;
 	}
 	
@@ -115,13 +183,23 @@ int main(int argc, char **argv)
 	ropts.mode = 0555;
 	
 	if (isoburn_read_volset(drive, &ropts, &volset) <= 0) {
-		printf("Can't read volset\n");
+		fprintf(stderr, "Can't read volset\n");
 		goto exit_cleanup;
 	}
-	root = iso_volume_get_root(iso_volset_get_volume(volset, 0));
 
+
+#ifdef With_graft_poinT
+	if (graft_point(iso_volset_get_volume(volset, 0),
+			argv[optind+1], argv[optind+1], &behav) <= 0) {
+		fprintf(stderr, "Canot graft '%s'\n", argv[optind+1]);
+		goto exit_cleanup;
+	}
+	
+#else
+	root = iso_volume_get_root(iso_volset_get_volume(volset, 0));
 	/* add a new dir */
 	iso_tree_radd_dir(root, argv[optind+1], &behav);
+#endif /* ! With_graft_poinT */
 
 	
 	sopts.level = 2;
@@ -143,7 +221,7 @@ int main(int argc, char **argv)
 	sopts.ouput_charset = NULL;
 
 	if (isoburn_prepare_disc(drive, &disc, &sopts) <= 0) {
-		printf("Can't prepare disc");
+		fprintf(stderr, "Can't prepare disc\n");
 		goto volset_cleanup;
 	}
 	
@@ -160,7 +238,8 @@ int main(int argc, char **argv)
 		
 		if (burn_write_opts_auto_write_type(burn_options, disc,
 					reasons, 0) == BURN_WRITE_NONE) {
-			printf("Failed to find a suitable write mode:\n%s\n", reasons);
+			fprintf(stderr,
+		 "Failed to find a suitable write mode:\n%s\n", reasons);
 			ret = 1;
 			goto volset_cleanup;
 		}
@@ -170,7 +249,7 @@ int main(int argc, char **argv)
 		burn_write_opts_free(burn_options);
 		
 		while (burn_drive_get_status(drive, NULL) == BURN_DRIVE_SPAWNING)
-			usleep(1002);
+			usleep(100002);
 		
 		while (burn_drive_get_status(drive, &progress) != BURN_DRIVE_IDLE) {
 			printf("Writing: sector %d of %d\n", progress.sector, progress.sectors);
@@ -181,11 +260,13 @@ int main(int argc, char **argv)
 	/* b. write the new vol desc */
 	printf("Writing the new vol desc...\n");
 	if (isoburn_activate_session(drive) <= 0) {
- 		printf("Ups, new vol desc write failed\n");
+ 		fprintf(stderr, "Ups, new vol desc write failed\n");
  	}
 	
 volset_cleanup:;
+/*
 	iso_volset_free(volset);
+*/       
 	
 exit_cleanup:;
 	isoburn_drive_release(drive, 0);