From 47376c601fc7647abe641ff02d78c7218fce9ac3 Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Sun, 14 Oct 2012 19:04:56 +0000
Subject: [PATCH] New API call Xorriso__severity_cmp()

---
 libisoburn/libisoburn.ver   |  1 +
 xorriso/lib_mgt.c           | 19 +++++++++++++++++++
 xorriso/parse_exec.c        | 15 ++++++++++++++-
 xorriso/xorriso.h           | 13 ++++++++++++-
 xorriso/xorriso_timestamp.h |  2 +-
 5 files changed, 47 insertions(+), 3 deletions(-)

diff --git a/libisoburn/libisoburn.ver b/libisoburn/libisoburn.ver
index a35121b4..7dadb2a2 100644
--- a/libisoburn/libisoburn.ver
+++ b/libisoburn/libisoburn.ver
@@ -118,6 +118,7 @@ Xorriso__dispose_words;
 Xorriso__get_patch_level_text;
 Xorriso__is_compatible;
 Xorriso__preset_signal_behavior;
+Xorriso__severity_cmp;
 Xorriso__version;
 Xorriso_change_is_pending;
 Xorriso_destroy;
diff --git a/xorriso/lib_mgt.c b/xorriso/lib_mgt.c
index 22de6efd..fb8ecf88 100644
--- a/xorriso/lib_mgt.c
+++ b/xorriso/lib_mgt.c
@@ -377,6 +377,25 @@ int Xorriso__text_to_sev(char *severity_name, int *severity_number, int flag)
 }
 
 
+int Xorriso__severity_cmp(char *sev1, char *sev2)
+{
+ int s1= 0x7fffffff, s2= 0x7fffffff, ret;
+ char *default_sev= "FATAL";
+
+ ret= Xorriso__text_to_sev(sev1, &s1, 0);
+ if(ret <= 0)
+   Xorriso__text_to_sev(default_sev, &s1, 0);
+ ret= Xorriso__text_to_sev(sev2, &s2, 0);
+ if(ret <= 0)
+   Xorriso__text_to_sev(default_sev, &s2, 0);
+ if(s1 < s2)
+   return -1;
+ if(s1 > s2)
+   return(1);
+ return(0);
+}
+
+
 /* @param flag bit0= report libisofs error text
                bit1= victim is disk_path
                bit2= do not inquire libisofs, report msg_text and min_severity
diff --git a/xorriso/parse_exec.c b/xorriso/parse_exec.c
index 8d29e072..ae475d3d 100644
--- a/xorriso/parse_exec.c
+++ b/xorriso/parse_exec.c
@@ -1734,7 +1734,7 @@ next_command:;
                                      struct Xorriso_lsT *info_list,
                                      int *line_count, int flag);
    int pargc, pflag, max_words;
-   char **pargv= NULL, *pline, *prefix, *separators;
+   char **pargv= NULL, *pline, *prefix, *separators, *sev1, *sev2;
 
    (*idx)++;
    if(strcmp(arg1, "push") == 0) {
@@ -1805,6 +1805,19 @@ next_command:;
        for(i= 0; i < pargc; i++)
          fprintf(stderr, "xorriso_test: argv[%d]= '%s'\n", i, pargv[i]);
      Xorriso__dispose_words(&pargc, &pargv);
+   } else if(strcmp(arg1, "severity_cmp") == 0) {
+     (*idx)+= 2;
+     sev1= "FATAL";
+     if(*idx - 2 < argc)
+       sev1= argv[*idx - 2];
+     sev2= "FATAL";
+     if(*idx - 1 < argc)
+       sev2= argv[*idx - 1];
+     ret= Xorriso__severity_cmp(sev1, sev2);
+     fprintf(stderr,
+             "xorriso_test: Xorriso__severity_cmp(\"%s\", \"%s\")= %d\n",
+             sev1, sev2, ret);
+   
    } else {
      fprintf(stderr, "xorriso -test: unknwon mode: %s\n", arg1);
    }
diff --git a/xorriso/xorriso.h b/xorriso/xorriso.h
index ef0a9e78..eb7e735c 100644
--- a/xorriso/xorriso.h
+++ b/xorriso/xorriso.h
@@ -524,10 +524,21 @@ int Xorriso_set_problem_status(struct XorrisO *xorriso, char *severity,
                                int flag);
 
 
-/* The next two functions are part of Xorriso_eval_problem_status().
+/* The next three functions are part of Xorriso_eval_problem_status().
    You may use them to build an own advisor function.
 */
 
+/** Compare two severity texts for their severeness.
+    @since 1.2.6
+    @param sev1  First severity text to compare
+    @param sev2  Second severity text to compare
+    @return      -1 sev1 is less severe than sev2
+                  0 sev1 is equally severe to sev2
+                  1 sev1 is more severe than sev2
+*/
+int Xorriso__severity_cmp(char *sev1, char *sev2);
+
+
 /** Obtain the current problem status of the xorriso handle.
     @param xorriso    The environment handle
     @param severity   The severity text matching the current problem status
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index b7b32510..674e8203 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2012.10.03.124152"
+#define Xorriso_timestamP "2012.10.14.190352"