#if 0 out some more declarations which conflict with system headers

[deliverable/binutils-gdb.git] / bfd / libelf.h

diff --git a/bfd/libelf.h b/bfd/libelf.h
index 220fdaf7fb0fee15f72b057b2548c9650486bede..1f5d6a4777efb81ce177b97d0ff2d6da8ed88cd4 100644 (file)
--- a/bfd/libelf.h
+++ b/bfd/libelf.h
@@ -25,11 +25,23 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "elf/internal.h"
 #include "elf/external.h"
 
+/* This CAT4 hack is to avoid a problem with some strict ANSI C preprocessors.
+   The problem is, "32_" is not a valid preprocessing token, and we don't
+   want extra underscores (e.g., "elf_32_").  The XCAT2 macro will cause the
+   inner CAT macros to be evaluated first, producing still-valid pp-tokens.
+   Then the final concatenation can be done.  (Sigh.)  */
+#ifdef __STDC__
+#define XCAT2(a,b)     CAT(a,b)
+#define CAT4(a,b,c,d)  XCAT2(CAT(a,b),CAT(c,d))
+#else
+#define CAT4(a,b,c,d)  a/**/b/**/c/**/d
+#endif
+
 #ifndef NAME
 #if ARCH_SIZE==64
-#define NAME(x,y) CAT3(x,64_,y)
+#define NAME(x,y) CAT4(x,64,_,y)
 #else /* ARCH_SIZE==32 */
-#define NAME(x,y) CAT3(x,32_,y)
+#define NAME(x,y) CAT4(x,32,_,y)
 #endif
 #endif
 
@@ -119,6 +131,7 @@ extern boolean bfd_elf32_find_nearest_line PARAMS ((bfd *, asection *,
                                                    unsigned int *));
 extern int bfd_elf32_sizeof_headers PARAMS ((bfd *, boolean));
 extern unsigned long elf_hash PARAMS ((CONST unsigned char *));
+extern boolean bfd_elf32_new_section_hook PARAMS ((bfd *, asection *));
 
 /* If the target doesn't have reloc handling written yet:  */
 extern void bfd_elf32_no_info_to_howto PARAMS ((bfd *, arelent *,