Initial revision

1 files changed, 209 insertions, 0 deletions

diff --git a/libical/src/libical/icalerror.c b/libical/src/libical/icalerror.c
new file mode 100644
index 0000000..d44d37a
--- a/dev/null
+++ b/libical/src/libical/icalerror.c
@@ -0,0 +1,209 @@
+/* -*- Mode: C -*-
+  ======================================================================
+  FILE: icalerror.c
+  CREATOR: eric 16 May 1999
+  
+  $Id$
+  $Locker$
+    
+
+ (C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of either: 
+
+    The LGPL as published by the Free Software Foundation, version
+    2.1, available at: http://www.fsf.org/copyleft/lesser.html
+
+  Or:
+
+    The Mozilla Public License Version 1.0. You may obtain a copy of
+    the License at http://www.mozilla.org/MPL/
+
+  The original code is icalerror.c
+
+ ======================================================================*/
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "icalerror.h"
+
+#include <string.h>
+
+icalerrorenum icalerrno;
+
+int foo;
+void icalerror_stop_here(void)
+{
+    foo++; /* Keep optimizers from removing routine */
+}
+
+void icalerror_crash_here(void)
+{
+    int *p=0;
+    *p = 1;
+
+    assert( *p);
+}
+
+#ifdef ICAL_SETERROR_ISFUNC
+void icalerror_set_errno(icalerrorenum x) 
+{
+    icalerrno = x; 
+    if(icalerror_get_error_state(x)==ICAL_ERROR_FATAL || 
+       (icalerror_get_error_state(x)==ICAL_ERROR_DEFAULT && 
+        icalerror_errors_are_fatal == 1 )){ 
+        icalerror_warn(icalerror_strerror(x)); 
+        assert(0); 
+    } 
+
+}
+#endif 
+
+void icalerror_clear_errno() {
+    
+    icalerrno = ICAL_NO_ERROR;
+}
+
+#ifdef ICAL_ERRORS_ARE_FATAL
+int icalerror_errors_are_fatal = 1;
+#else
+int icalerror_errors_are_fatal = 0;
+#endif
+
+struct icalerror_state {
+    icalerrorenum error;
+    icalerrorstate state; 
+};
+
+struct icalerror_state error_state_map[] = 
+{ 
+    { ICAL_BADARG_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_NEWFAILED_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_MALFORMEDDATA_ERROR,ICAL_ERROR_DEFAULT}, 
+    { ICAL_PARSE_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_INTERNAL_ERROR,ICAL_ERROR_DEFAULT}, 
+    { ICAL_FILE_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_USAGE_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_UNIMPLEMENTED_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_UNKNOWN_ERROR,ICAL_ERROR_DEFAULT},
+    { ICAL_NO_ERROR,ICAL_ERROR_DEFAULT}
+
+};
+
+struct icalerror_string_map {
+    const char* str;
+    icalerrorenum error;
+    char name[160];
+};
+
+static struct icalerror_string_map string_map[] = 
+{
+    {"BADARG",ICAL_BADARG_ERROR,"BADARG: Bad argument to function"},
+    { "NEWFAILED",ICAL_NEWFAILED_ERROR,"NEWFAILED: Failed to create a new object via a *_new() routine"},
+    {"MALFORMEDDATA",ICAL_MALFORMEDDATA_ERROR,"MALFORMEDDATA: An input string was not correctly formed or a component has missing or extra properties"},
+    { "PARSE",ICAL_PARSE_ERROR,"PARSE: Failed to parse a part of an iCal component"},
+    {"INTERNAL",ICAL_INTERNAL_ERROR,"INTERNAL: Random internal error. This indicates an error in the library code, not an error in use"}, 
+    { "FILE",ICAL_FILE_ERROR,"FILE: An operation on a file failed. Check errno for more detail."},
+    { "USAGE",ICAL_USAGE_ERROR,"USAGE: Failed to propertyl sequence calls to a set of interfaces"},
+    { "UNIMPLEMENTED",ICAL_UNIMPLEMENTED_ERROR,"UNIMPLEMENTED: This feature has not been implemented"},
+    { "NO",ICAL_NO_ERROR,"NO: No error"},
+    {"UNKNOWN",ICAL_UNKNOWN_ERROR,"UNKNOWN: Unknown error type -- icalerror_strerror() was probably given bad input"}
+};
+
+
+icalerrorenum icalerror_error_from_string(const char* str){
+ 
+    icalerrorenum e;
+    int i = 0;
+
+    for( i = 0; string_map[i].error != ICAL_NO_ERROR; i++){
+        if (strcmp(string_map[i].str,str) == 0){
+            e = string_map[i].error;
+        }
+    }
+
+    return e;
+}
+
+icalerrorstate icalerror_supress(const char* error){
+
+    icalerrorenum e = icalerror_error_from_string(error);
+    icalerrorstate es;
+
+     if (e == ICAL_NO_ERROR){
+        return ICAL_ERROR_UNKNOWN;
+    }
+
+
+    es = icalerror_get_error_state(e);
+    icalerror_set_error_state(e,ICAL_ERROR_NONFATAL);
+
+    return es;
+}
+
+char* icalerror_perror()
+{
+    return icalerror_strerror(icalerrno);
+}
+
+void icalerror_restore(const char* error, icalerrorstate es){
+
+
+    icalerrorenum e = icalerror_error_from_string(error);
+
+    if (e != ICAL_NO_ERROR){
+        icalerror_set_error_state(e,es);
+    }
+
+}
+
+
+
+void icalerror_set_error_state( icalerrorenum error, 
+                                icalerrorstate state)
+{
+    int i;
+
+    for(i = ICAL_BADARG_ERROR; error_state_map[i].error!= ICAL_NO_ERROR;i++){
+        if(error_state_map[i].error == error){
+                    error_state_map[i].state = state; 
+        }
+    }
+}
+
+icalerrorstate icalerror_get_error_state( icalerrorenum error)
+{
+    int i;
+
+    for(i = ICAL_BADARG_ERROR; error_state_map[i].error!= ICAL_NO_ERROR;i++){
+        if(error_state_map[i].error == error){
+                    return error_state_map[i].state; 
+        }
+    }
+
+            return ICAL_ERROR_UNKNOWN;
+}
+
+
+
+
+char* icalerror_strerror(icalerrorenum e) {
+
+    int i;
+
+    for (i=0; string_map[i].error != ICAL_UNKNOWN_ERROR; i++) {
+        if (string_map[i].error == e) {
+            return string_map[i].name;
+        }
+    }
+
+    return string_map[i].name; /* Return string for ICAL_UNKNOWN_ERROR*/
+    
+}
+
+
+