Addressed ticket #40 (non-standard errno values).

[pdclib] / functions / string / strerror.c

diff --git a/functions/string/strerror.c b/functions/string/strerror.c
index 89ebed03581a0c533f398ce339172e530b0cf1d8..b0ced5dba5d308ba904276973f32c53575004009 100644 (file)
--- a/functions/string/strerror.c
+++ b/functions/string/strerror.c
@@ -10,10 +10,19 @@
 
 #ifndef REGTEST
 
+#include <locale.h>
+
 /* TODO: Doing this via a static array is not the way to do it. */
 char * strerror( int errnum )
 {
-    return (char *)_PDCLIB_errno_texts[ errnum ];
+    if ( errnum == 0 || errnum >= _PDCLIB_ERRNO_MAX )
+    {
+        return (char *)"Unknown error";
+    }
+    else
+    {
+        return _PDCLIB_lconv._PDCLIB_errno_texts[errnum];
+    }
 }
 
 #endif