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[libc] Allow assertion failures to be counted

Signed-off-by: Michael Brown <mcb30@ipxe.org>
tags/v1.20.1
Michael Brown 13 years ago
parent
commit
dc821ca961
2 changed files with 33 additions and 0 deletions
  1. 30
    0
      src/core/assert.c
  2. 3
    0
      src/include/assert.h

+ 30
- 0
src/core/assert.c View File

@@ -0,0 +1,30 @@
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+/*
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+ * Copyright (C) 2011 Michael Brown <mbrown@fensystems.co.uk>.
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+ *
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License as
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+ * published by the Free Software Foundation; either version 2 of the
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+ * License, or any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful, but
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+ * WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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+ * General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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+ */
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+
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+FILE_LICENCE ( GPL2_OR_LATER );
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+
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+/** @file
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+ *
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+ * Assertions
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+ *
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+ */
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+
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+#include <assert.h>
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+
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+/** Number of assertion failures triggered */
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+unsigned int assertion_failures = 0;

+ 3
- 0
src/include/assert.h View File

@@ -18,6 +18,8 @@ FILE_LICENCE ( GPL2_OR_LATER );
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 #define ASSERTING 1
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 #endif
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+extern unsigned int assertion_failures;
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+
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 /** printf() for assertions
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  *
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  * This function exists so that the assert() macro can expand to
@@ -43,6 +45,7 @@ assert_printf ( const char *fmt, ... ) asm ( "printf" );
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 #define assert( condition ) 						     \
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 	do { 								     \
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 		if ( ASSERTING && ! (condition) ) { 			     \
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+			assertion_failures++;				     \
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 			assert_printf ( "assert(%s) failed at %s line %d\n", \
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 					#condition, __FILE__, __LINE__ );    \
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 		} 							     \

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