Metaconfig and Porting patches from Andy; start using the new

[perl5.git] / patchlevel.h

diff --git a/patchlevel.h b/patchlevel.h
index b561f11..9670081 100644 (file)
--- a/patchlevel.h
+++ b/patchlevel.h
@@ -5,12 +5,28 @@
 
 #define PERL_REVISION  5               /* age */
 #define PERL_VERSION   5               /* epoch */
-#define PERL_SUBVERSION        55              /* generation */
+#define PERL_SUBVERSION        640             /* generation */
 
-/* these are the old terms of reference */
-#define PATCHLEVEL             PERL_VERSION
-#undef  SUBVERSION             /* OS/390 has a SUBVERSION in a system header */
-#define SUBVERSION             PERL_SUBVERSION
+/* The following numbers describe the earliest compatible version of
+   Perl ("compatibility" here being defined as sufficient binary/API
+   compatibility to run XS code built with the older version).
+   Normally this should not change across maintenance releases.
+
+   This is used by Configure et al to figure out 
+   PERL_INC_VERSION_LIST, which lists version libraries
+   to include in @INC.  See INSTALL for how this works.
+*/
+#define PERL_API_REVISION      5       /* Adjust manually as needed.  */
+#define PERL_API_VERSION       5       /* Adjust manually as needed.  */
+#define PERL_API_SUBVERSION    640     /* Adjust manually as needed.  */
+/*
+   XXX Note:  The selection of non-default Configure options, such
+   as -Duselonglong may invalidate these settings.  Currently, Configure
+   does not adequately test for this.   A.D.  Jan 13, 2000
+*/
+
+#define __PATCHLEVEL_H_INCLUDED__
+#endif
 
 /*
        local_patches -- list of locally applied less-than-subversion patches.
@@ -47,6 +63,7 @@
        This will prevent patch from choking if someone has previously
        applied different patches than you.
  */
+#if !defined(PERL_PATCHLEVEL_H_IMPLICIT) && !defined(LOCAL_PATCH_COUNT)
 static char    *local_patches[] = {
        NULL
        ,NULL
@@ -56,5 +73,8 @@ static        char    *local_patches[] = {
 #  define      LOCAL_PATCH_COUNT       \
        (sizeof(local_patches)/sizeof(local_patches[0])-2)
 
-#  define __PATCHLEVEL_H_INCLUDED__
+/* the old terms of reference, add them only when explicitly included */
+#define PATCHLEVEL             PERL_VERSION
+#undef  SUBVERSION             /* OS/390 has a SUBVERSION in a system header */
+#define SUBVERSION             PERL_SUBVERSION
 #endif