[Guile-commits] GNU Guile branch, stable-2.0, updated. v2.0.11-45-g5102fc3

[Eli Zaretskii]

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http://git.savannah.gnu.org/cgit/guile.git/commit/?id=5102fc3790a781af8fc124cc6f1e6a1fd990ceb9

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- Log -----------------------------------------------------------------
commit 5102fc3790a781af8fc124cc6f1e6a1fd990ceb9
Author: Eli Zaretskii <address@hidden>
Date:   Thu Jul 3 19:26:21 2014 +0300

    Provide a more reasonable default value for stack limit on MS-Windows.
    
    * libguile/debug.c (init_stack_limit) [__MINGW32__]: Use
      VirtualQuery to compute the stack limit on MS-Windows.

-----------------------------------------------------------------------

Summary of changes:
 libguile/debug.c |   17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)

diff --git a/libguile/debug.c b/libguile/debug.c
index 107b5d4..b7b3896 100644
--- a/libguile/debug.c
+++ b/libguile/debug.c
@@ -27,6 +27,11 @@
 #include <sys/resource.h>
 #endif
 
+#ifdef __MINGW32__
+# define WIN32_LEAN_AND_MEAN
+# include <windows.h>
+#endif
+
 #include "libguile/_scm.h"
 #include "libguile/async.h"
 #include "libguile/eval.h"
@@ -228,7 +233,7 @@ scm_local_eval (SCM exp, SCM env)
 static void
 init_stack_limit (void)
 {
-#ifdef HAVE_GETRLIMIT
+#if defined HAVE_GETRLIMIT
   struct rlimit lim;
   if (getrlimit (RLIMIT_STACK, &lim) == 0)
       {
@@ -242,6 +247,16 @@ init_stack_limit (void)
           SCM_STACK_LIMIT = bytes * 8 / 10 / sizeof (scm_t_bits);
       }
   errno = 0;
+#elif defined __MINGW32__
+  MEMORY_BASIC_INFORMATION m;
+  uintptr_t bytes;
+
+  if (VirtualQuery ((LPCVOID) &m, &m, sizeof m))
+    {
+      bytes = (DWORD_PTR) m.BaseAddress + m.RegionSize
+              - (DWORD_PTR) m.AllocationBase;
+      SCM_STACK_LIMIT = bytes * 8 / 10 / sizeof (scm_t_bits);
+    }
 #endif
 }
 


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