re PR target/28084 (/usr/include/errno.h:28: error: previous declaration of 'int…

re PR target/28084 (/usr/include/errno.h:28: error: previous declaration of 'int errno' with 'C++' linkage)

	PR target/28084
	* inclhack.def (hpux_extern_errno): New.
	* fixincl.x: Regenerate.

From-SVN: r114939

fixincludes/ChangeLog

+2006-06-23  Steve Ellcey  <sje@cup.hp.com>
+
+	PR target/28084
+	* inclhack.def (hpux_extern_errno): New.
+	* fixincl.x: Regenerate.
+
 2006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
 
 	* Makefile.in: Add dvi info html and install-html to .PHONY

fixincludes/fixincl.x

@@ -2,11 +2,11 @@
  * 
  * DO NOT EDIT THIS FILE   (fixincl.x)
  * 
- * It has been AutoGen-ed  Saturday February 18, 2006 at 07:55:23 AM PST
+ * It has been AutoGen-ed  Thursday June 22, 2006 at 03:07:03 PM PDT
  * From the definitions    inclhack.def
  * and the template file   fixincl
  */
-/* DO NOT CVS-MERGE THIS FILE, EITHER Sat Feb 18 07:55:23 PST 2006
+/* DO NOT CVS-MERGE THIS FILE, EITHER Thu Jun 22 15:07:03 PDT 2006
  *
  * You must regenerate it.  Use the ./genfixes script.
  *
@@ -15,7 +15,7 @@
  * certain ANSI-incompatible system header files which are fixed to work
  * correctly with ANSI C and placed in a directory that GNU C will search.
  *
- * This file contains 195 fixup descriptions.
+ * This file contains 196 fixup descriptions.
  *
  * See README for more information.
  *
@@ -2998,6 +2998,50 @@ static const char* apzHpux_Spu_InfoPatch[] = {
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * *
  *
+ *  Description of Hpux_Extern_Errno fix
+ */
+tSCC zHpux_Extern_ErrnoName[] =
+     "hpux_extern_errno";
+
+/*
+ *  File name selection pattern
+ */
+tSCC zHpux_Extern_ErrnoList[] =
+  "|errno.h|";
+/*
+ *  Machine/OS name selection pattern
+ */
+tSCC* apzHpux_Extern_ErrnoMachs[] = {
+        "*-hp-hpux10.*",
+        "*-hp-hpux11.[0-2]*",
+        (const char*)NULL };
+
+/*
+ *  content selection pattern - do fix if pattern found
+ */
+tSCC zHpux_Extern_ErrnoSelect0[] =
+       "^[ \t]*extern int errno;$";
+
+#define    HPUX_EXTERN_ERRNO_TEST_CT  1
+static tTestDesc aHpux_Extern_ErrnoTests[] = {
+  { TT_EGREP,    zHpux_Extern_ErrnoSelect0, (regex_t*)NULL }, };
+
+/*
+ *  Fix Command Arguments for Hpux_Extern_Errno
+ */
+static const char* apzHpux_Extern_ErrnoPatch[] = {
+    "format",
+    "#ifdef __cplusplus\n\
+extern \"C\" {\n\
+#endif\n\
+%0\n\
+#ifdef __cplusplus\n\
+}\n\
+#endif",
+    (char*)NULL };
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * *
+ *
  *  Description of Huge_Val_Hex fix
  */
 tSCC zHuge_Val_HexName[] =
@@ -7933,9 +7977,9 @@ static const char* apzX11_SprintfPatch[] = {
  *
  *  List of all fixes
  */
-#define REGEX_COUNT          238
+#define REGEX_COUNT          239
 #define MACH_LIST_SIZE_LIMIT 261
-#define FIX_COUNT            195
+#define FIX_COUNT            196
 
 /*
  *  Enumerate the fixes
@@ -8011,6 +8055,7 @@ typedef enum {
     HPUX_LONG_DOUBLE_FIXIDX,
     HPUX_SYSTIME_FIXIDX,
     HPUX_SPU_INFO_FIXIDX,
+    HPUX_EXTERN_ERRNO_FIXIDX,
     HUGE_VAL_HEX_FIXIDX,
     HUGE_VALF_HEX_FIXIDX,
     HUGE_VALL_HEX_FIXIDX,
@@ -8489,6 +8534,11 @@ tFixDesc fixDescList[ FIX_COUNT ] = {
      HPUX_SPU_INFO_TEST_CT, FD_MACH_ONLY | FD_SUBROUTINE,
      aHpux_Spu_InfoTests,   apzHpux_Spu_InfoPatch, 0 },
 
+  {  zHpux_Extern_ErrnoName,    zHpux_Extern_ErrnoList,
+     apzHpux_Extern_ErrnoMachs,
+     HPUX_EXTERN_ERRNO_TEST_CT, FD_MACH_ONLY | FD_SUBROUTINE,
+     aHpux_Extern_ErrnoTests,   apzHpux_Extern_ErrnoPatch, 0 },
+
   {  zHuge_Val_HexName,    zHuge_Val_HexList,
      apzHuge_Val_HexMachs,
      HUGE_VAL_HEX_TEST_CT, FD_MACH_ONLY | FD_SUBROUTINE,

fixincludes/inclhack.def

@@ -1716,6 +1716,17 @@ fix = {
     test_text = "extern union mpinfou spu_info[];";
 };
 
+fix = {
+    hackname  = hpux_extern_errno;
+    mach      = "*-hp-hpux10.*";
+    mach      = "*-hp-hpux11.[0-2]*";
+    files     = errno.h;
+    select    = "^[ \t]*extern int errno;$";
+    c_fix     = format;
+    c_fix_arg = "#ifdef __cplusplus\nextern \"C\" {\n#endif\n%0\n#ifdef __cplusplus\n}\n#endif";
+    test_text = "   extern int errno;\n";
+};
+
 
 /*
  *  Fix glibc definition of HUGE_VAL in terms of hex floating point constant