X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=internals%2F_PDCLIB_aux.h;h=caa67cfedb09043af9a0f6bdfb43bae996b73a6a;hb=9f87d9e27e74d9e06e0c93114ffd70a45ee152fa;hp=8c4e897003e7e25c13f58c26bd3af274fa4d164f;hpb=b6d270371b520e0a85075d8bf84c10c53d9b30bf;p=pdclib

diff --git a/internals/_PDCLIB_aux.h b/internals/_PDCLIB_aux.h
index 8c4e897..caa67cf 100644
--- a/internals/_PDCLIB_aux.h
+++ b/internals/_PDCLIB_aux.h
@@ -1,13 +1,19 @@
 /* $Id$ */
 
-/* Release $Name$ */
-
 /* Auxiliary PDCLib code <_PDCLIB_aux.h>
 
    This file is part of the Public Domain C Library (PDCLib).
    Permission is granted to use, modify, and / or redistribute at will.
 */
 
+#ifndef _PDCLIB_AUX_H
+#define _PDCLIB_AUX_H _PDCLIB_AUX_H
+
+/* -------------------------------------------------------------------------- */
+/* You should not have to edit anything in this file; if you DO have to, it   */
+/* would be considered a bug / missing feature: notify the author(s).         */
+/* -------------------------------------------------------------------------- */
+
 /* -------------------------------------------------------------------------- */
 /* Standard Version                                                           */
 /* -------------------------------------------------------------------------- */
@@ -35,7 +41,7 @@
 #endif
 
 #ifndef __STDC_HOSTED__
-#warning Compiler does not define _ _STDC_HOSTED_ _ (not standard-compliant)!
+#error Compiler does not define _ _STDC_HOSTED_ _ (not standard-compliant)!
 #elif __STDC_HOSTED__ == 0
 #define _PDCLIB_HOSTED 0
 #elif __STDC_HOSTED__ == 1
@@ -45,8 +51,7 @@
 #endif
 
 #if _PDCLIB_C_VERSION != 99
-#warning Up to and including v1.x, PDCLib is only aiming at ISO/IEC 9899:1999 (C99).
-#warning PDCLib might not be fully conforming to either C89 or C95 prior to v2.x.
+#error PDCLib might not be fully conforming to either C89 or C95 prior to v2.x.
 #endif
 
 /* -------------------------------------------------------------------------- */
@@ -60,4 +65,5 @@
 
 #define _PDCLIB_symbol2value( x ) #x
 #define _PDCLIB_symbol2string( x ) _PDCLIB_symbol2value( x )
-#define _PDCLIB_symbol2identity( x ) x
+
+#endif