1 files changed, 139 insertions, 0 deletions
diff --git a/libical/src/libical/icalerror.h b/libical/src/libical/icalerror.h
new file mode 100644
index 0000000000..41b1952855
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+++ b/libical/src/libical/icalerror.h
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+/* -*- Mode: C -*- */
+/*======================================================================
+  FILE: icalerror.h
+  CREATOR: eric 09 May 1999
+  
+  $Id$
+
+
+  (C) COPYRIGHT 1999 Eric Busboom 
+  http://www.softwarestudio.org
+
+  The contents of this file are subject to the Mozilla Public License
+  Version 1.0 (the "License"); you may not use this file except in
+  compliance with the License. You may obtain a copy of the License at
+  http://www.mozilla.org/MPL/
+ 
+  Software distributed under the License is distributed on an "AS IS"
+  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+  the License for the specific language governing rights and
+  limitations under the License.
+
+  The original author is Eric Busboom
+  The original code is icalerror.h
+
+======================================================================*/
+
+
+#ifndef ICALERROR_H
+#define ICALERROR_H
+
+#include <assert.h>
+#include <stdio.h> /* For icalerror_warn() */
+
+/* This routine is called before any error is triggered. It is called
+   by icalerror_set_errno, so it does not appear in all of the macros
+   below */
+void icalerror_stop_here(void);
+
+#ifdef ICAL_ERRORS_ARE_FATAL
+#undef NDEBUG
+#endif
+
+#define icalerror_check_value_type(value,type);
+#define icalerror_check_property_type(value,type);
+#define icalerror_check_parameter_type(value,type);
+#define icalerror_check_component_type(value,type);
+
+/* Assert with a message */
+#ifdef ICAL_ERRORS_ARE_FATAL
+
+#ifdef __GNUC__
+#define icalerror_assert(test,message) if(!(test)){fprintf(stderr,"%s(), %s:%d: %s\n",__FUNCTION__,__FILE__,__LINE__,message);icalerror_stop_here(); abort();}
+#else /*__GNUC__*/
+#define icalerror_assert(test,message) if(!(test)){fprintf(stderr,"%s:%d: %s\n",__FILE__,__LINE__,message);icalerror_stop_here(); abort();}
+#endif /*__GNUC__*/
+#else
+#define icalerror_assert(test,message) 
+#endif 
+
+
+/* Check & abort if check fails */
+#ifdef ICAL_ERRORS_ARE_FATAL
+#define icalerror_check_arg(test,arg) icalerror_stop_here();assert(test) 
+#else
+#define icalerror_check_arg(test,arg)
+#endif
+/* Check & return void if check failes*/
+
+#ifdef ICAL_ERRORS_ARE_FATAL
+#define icalerror_check_arg_rv(test,arg) icalerror_stop_here();assert(test);
+#else 
+#define icalerror_check_arg_rv(test,arg) if(!(test)) { icalerror_set_errno(ICAL_BADARG_ERROR); return; }
+#endif
+
+/* Check & return 0 if check failes*/
+#ifdef ICAL_ERRORS_ARE_FATAL
+#define icalerror_check_arg_rz(test,arg) icalerror_stop_here();assert(test); 
+#else
+#define icalerror_check_arg_rz(test,arg) if(!(test)) {icalerror_set_errno(ICAL_BADARG_ERROR); return 0;}
+#endif
+
+
+/* Check & return an error if check failes*/
+#ifdef ICAL_ERRORS_ARE_FATAL
+#define icalerror_check_arg_re(test,arg,error) icalerror_stop_here();assert(test); 
+#else
+#define icalerror_check_arg_re(test,arg,error) if(!(test)) {icalerror_stop_here(); return error};
+#endif
+
+
+/* Warning messages */
+
+#ifdef ICAL_ERRORS_ARE_FATAL 
+
+#ifdef __GNUC__
+#define icalerror_warn(message) {fprintf(stderr,"%s(), %s:%d: %s\n",__FUNCTION__,__FILE__,__LINE__,message); abort();}
+#else /* __GNU_C__ */
+#define icalerror_warn(message) {fprintf(stderr,"%s:%d: %s\n",__FILE__,__LINE__,message); abort();}
+#endif /* __GNU_C__ */
+
+#else /*ICAL_ERRORS_ARE_FATAL */
+
+#ifdef __GNUC__
+#define icalerror_warn(message) {fprintf(stderr,"%s(), %s:%d: %s\n",__FUNCTION__,__FILE__,__LINE__,message);}
+#else /* __GNU_C__ */
+#define icalerror_warn(message) {fprintf(stderr,"%s:%d: %s\n",__FILE__,__LINE__,message);}
+#endif /* __GNU_C__ */
+
+#endif /*ICAL_ERRORS_ARE_FATAL*/
+
+typedef enum icalerrorenum {
+    
+    ICAL_BADARG_ERROR,
+    ICAL_NEWFAILED_ERROR,
+    ICAL_MALFORMEDDATA_ERROR,
+    ICAL_PARSE_ERROR,
+    ICAL_INTERNAL_ERROR, /* Like assert --internal consist. prob */
+    ICAL_FILE_ERROR,
+    ICAL_ALLOCATION_ERROR,
+    ICAL_USAGE_ERROR,
+    ICAL_NO_ERROR,
+    ICAL_MULTIPLEINCLUSION_ERROR,
+    ICAL_UNKNOWN_ERROR /* Used for problems in input to icalerror_strerror()*/
+
+} icalerrorenum;
+
+extern icalerrorenum icalerrno;
+
+
+void icalerror_clear_errno();
+void icalerror_set_errno(icalerrorenum);
+
+char* icalerror_strerror(icalerrorenum e);
+
+
+#endif /* !ICALERROR_H */
+
+
+