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authortcsullivan <tullivan99@gmail.com>2018-11-17 13:02:57 -0500
committertcsullivan <tullivan99@gmail.com>2018-11-17 13:02:57 -0500
commitc6ef89664b8c0d7aa85bddd5c7014aa6df82cbe7 (patch)
treed1f9d09412a46bdf4344fe30392455070a72993d /src/pdclib/functions/stdlib/labs.c
parentdb38c4b9dac461de0ed75bf6d079dacba1b31bc9 (diff)
added pdclib, removed sash
Diffstat (limited to 'src/pdclib/functions/stdlib/labs.c')
-rw-r--r--src/pdclib/functions/stdlib/labs.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/pdclib/functions/stdlib/labs.c b/src/pdclib/functions/stdlib/labs.c
new file mode 100644
index 0000000..3653453
--- /dev/null
+++ b/src/pdclib/functions/stdlib/labs.c
@@ -0,0 +1,32 @@
+/* labs( long int )
+
+ This file is part of the Public Domain C Library (PDCLib).
+ Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdlib.h>
+
+#ifndef REGTEST
+
+long int labs( long int j )
+{
+ return ( j >= 0 ) ? j : -j;
+}
+
+#endif
+
+#ifdef TEST
+
+#include "_PDCLIB_test.h"
+
+#include <limits.h>
+
+int main( void )
+{
+ TESTCASE( labs( 0 ) == 0 );
+ TESTCASE( labs( LONG_MAX ) == LONG_MAX );
+ TESTCASE( labs( LONG_MIN + 1 ) == -( LONG_MIN + 1 ) );
+ return TEST_RESULTS;
+}
+
+#endif