Added API to set the abort severity.

demo/iso.c

@@ -143,6 +143,7 @@ int main(int argc, char **argv)
     iso_tree_set_ignore_hidden(image, 0);
     iso_tree_set_ignore_special(image, 0);
     iso_tree_set_stop_on_error(image, 0);
+    iso_set_abort_severity("SORRY");
     
     result = iso_tree_add_dir_rec(image, iso_image_get_root(image), argv[optind]);
     if (result < 0) {

src/libisofs.h

@@ -1694,6 +1694,19 @@ int iso_obtain_msgs(char *minimum_severity, int *error_code,
  */
 const char *iso_error_to_msg(int errcode);
 
+/**
+ * Set the minimum error severity that causes a libisofs operation to 
+ * be aborted as soon as possible.
+ * 
+ * @param severity
+ *      one of "FAILURE", "SORRY", "WARNING", "HINT", "NOTE".  Severities
+ *      greater than SORRY always cause program to abort. Severities under
+ *      NOTE won't never cause function abort.
+ * @return 
+ *      Previous abort priority on success, < 0 on error. 
+ */
+int iso_set_abort_severity(char *severity);
+
 /**
  * Return the messenger object handle used by libisofs. This handle
  * may be used by related libraries to  their own compatible

src/messages.c

@@ -19,7 +19,7 @@ int iso_message_id = LIBISO_MSGS_ORIGIN_IMAGE_BASE;
 /**
  * Threshold for aborting.
  */
-int abort_threshold = LIBISO_MSGS_SEV_HINT;
+int abort_threshold = LIBISO_MSGS_SEV_ERROR;
 
 #define MAX_MSG_LEN     4096
 
@@ -41,6 +41,20 @@ void iso_finish()
     libiso_msgs_destroy(&libiso_msgr, 0);
 }
 
+int iso_set_abort_severity(char *severity)
+{
+    int ret, sevno;
+
+    ret = libiso_msgs__text_to_sev(severity, &sevno, 0);
+    if (ret <= 0)
+        return ISO_WRONG_ARG_VALUE;
+    if (sevno > LIBISO_MSGS_SEV_ERROR || sevno < LIBISO_MSGS_SEV_NOTE) 
+        return ISO_WRONG_ARG_VALUE;
+    ret = abort_threshold;
+    abort_threshold = sevno;
+    return ret;
+}
+
 void iso_msg_debug(int imgid, const char *fmt, ...)
 {
     char msg[MAX_MSG_LEN];