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[Guile-commits] GNU Guile branch, branch_release-1-8, updated. release_1
From: |
Andy Wingo |
Subject: |
[Guile-commits] GNU Guile branch, branch_release-1-8, updated. release_1-8-7-32-g4e30666 |
Date: |
Sun, 29 Aug 2010 19:18:12 +0000 |
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http://git.savannah.gnu.org/cgit/guile.git/commit/?id=4e30666a1ae21435ebe13c3f3108f1c62bbb82e8
The branch, branch_release-1-8 has been updated
via 4e30666a1ae21435ebe13c3f3108f1c62bbb82e8 (commit)
from dcf7c034873e3ecf36558e4ae9dfd7d1866ae7ca (commit)
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- Log -----------------------------------------------------------------
commit 4e30666a1ae21435ebe13c3f3108f1c62bbb82e8
Author: Andy Wingo <address@hidden>
Date: Sun Aug 29 12:20:05 2010 -0700
fix libguile compilation on newer solaris
* libguile/gc_os_dep.c: Update SUNOS5 stack and heap bounding heuristics
from upstream libgc. Based on a patch by Marion Hakanson.
-----------------------------------------------------------------------
Summary of changes:
libguile/gc_os_dep.c | 34 ++++++++++++++++++++++++----------
1 files changed, 24 insertions(+), 10 deletions(-)
diff --git a/libguile/gc_os_dep.c b/libguile/gc_os_dep.c
index 7bc9644..02a2ae4 100644
--- a/libguile/gc_os_dep.c
+++ b/libguile/gc_os_dep.c
@@ -1,5 +1,5 @@
/*
- * Copyright 1988, 1989 Hans-J. Boehm, Alan J. Demers
+ * Copyright 1988, 1989, 2010 Hans-J. Boehm, Alan J. Demers
* Copyright (c) 1991-1995 by Xerox Corporation. All rights reserved.
* Copyright (c) 1996-1999 by Silicon Graphics. All rights reserved.
* Copyright (c) 1999 by Hewlett-Packard Company. All rights reserved.
@@ -706,11 +706,18 @@ scm_get_stack_base ()
extern int etext;
# ifdef SUNOS5
# define OS_TYPE "SUNOS5"
- extern int _etext;
- extern int _end;
- extern char * GC_SysVGetDataStart();
-# define DATASTART (ptr_t)GC_SysVGetDataStart(0x10000, &_etext)
-# define DATAEND (&_end)
+# define OS_TYPE "SUNOS5"
+ extern int _etext[], _end[];
+ ptr_t GC_SysVGetDataStart(size_t, ptr_t);
+# define DATASTART GC_SysVGetDataStart(0x1000, (ptr_t)_etext)
+# define DATAEND (ptr_t)(_end)
+/* # define STACKBOTTOM ((ptr_t)(_start)) worked through 2.7, */
+/* but reportedly breaks under 2.8. It appears that the stack */
+/* base is a property of the executable, so this should not break */
+/* old executables. */
+/* HEURISTIC2 probably works, but this appears to be preferable. */
+# include <sys/vm.h>
+# define STACKBOTTOM ((ptr_t) USRSTACK)
# ifndef USE_MMAP
# define USE_MMAP
# endif
@@ -797,10 +804,17 @@ scm_get_stack_base ()
# endif
# ifdef SUNOS5
# define OS_TYPE "SUNOS5"
- extern int etext, _start;
- extern char * GC_SysVGetDataStart();
-# define DATASTART GC_SysVGetDataStart(0x1000, &etext)
-# define STACKBOTTOM ((ptr_t)(&_start))
+ extern int _etext[], _end[];
+ ptr_t GC_SysVGetDataStart(size_t, ptr_t);
+# define DATASTART GC_SysVGetDataStart(0x1000, (ptr_t)_etext)
+# define DATAEND (ptr_t)(_end)
+/* # define STACKBOTTOM ((ptr_t)(_start)) worked through 2.7, */
+/* but reportedly breaks under 2.8. It appears that the stack */
+/* base is a property of the executable, so this should not break */
+/* old executables. */
+/* HEURISTIC2 probably works, but this appears to be preferable. */
+# include <sys/vm.h>
+# define STACKBOTTOM ((ptr_t) USRSTACK)
/** At least in Solaris 2.5, PROC_VDB gives wrong values for dirty bits. */
/*# define PROC_VDB*/
# define DYNAMIC_LOADING
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