From 3bd7384c76c439a80a7b2157888edb3d132c8cf2 Mon Sep 17 00:00:00 2001
From: ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 23 Oct 2010 02:02:50 +0000
Subject: * vm_dump.c (rb_vm_bugreport): fix to add bug outputs.   - loaded
 script ($0)   - loaded features ($")   - process memory map on Linux
 (/proc/self/maps) * vm_dump.c (rb_vmdebug_stack_dump_raw): fix header
 message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29556 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog |  9 +++++++++
 vm_dump.c | 42 ++++++++++++++++++++++++++++++++++++++----
 2 files changed, 47 insertions(+), 4 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 9a894da9bb..919bc11ec1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+Sat Oct 23 10:55:37 2010  Koichi Sasada  <ko1@atdot.net>
+
+	* vm_dump.c (rb_vm_bugreport): fix to add bug outputs.
+	  - loaded script ($0)
+	  - loaded features ($")
+	  - process memory map on Linux (/proc/self/maps)
+
+	* vm_dump.c (rb_vmdebug_stack_dump_raw): fix header message.
+
 Fri Oct 22 14:50:13 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/test/unit/assertions.rb (Test::Unit::Assertions#assert):
diff --git a/vm_dump.c b/vm_dump.c
index cc36d558eb..c865386354 100644
--- a/vm_dump.c
+++ b/vm_dump.c
@@ -170,12 +170,13 @@ rb_vmdebug_stack_dump_raw(rb_thread_t *th, rb_control_frame_t *cfp)
     }
 #endif
 
-    fprintf(stderr, "-- control frame ----------\n");
+    fprintf(stderr, "-- Control frame information "
+	    "-----------------------------------------------\n");
     while ((void *)cfp < (void *)(th->stack + th->stack_size)) {
 	control_frame_dump(th, cfp);
 	cfp++;
     }
-    fprintf(stderr, "---------------------------\n");
+    fprintf(stderr, "\n");
 }
 
 void
@@ -761,7 +762,8 @@ dump_thread(void *arg)
 void
 rb_vm_bugreport(void)
 {
-    if (GET_THREAD()->vm) {
+    rb_vm_t *vm = GET_VM();
+    if (vm) {
 	int i = 0;
 	SDR();
 
@@ -797,5 +799,37 @@ rb_vm_bugreport(void)
     }
 
     fprintf(stderr, "\n");
-#endif
+#endif /* HAVE_BACKTRACE */
+
+    fprintf(stderr, "-- Other runtime information "
+	    "-----------------------------------------------\n\n");
+    {
+	int i;
+
+	fprintf(stderr, "* Loaded script: %s\n", StringValueCStr(vm->progname));
+	fprintf(stderr, "\n");
+	fprintf(stderr, "* Loaded features:\n\n");
+	for (i=0; i<RARRAY_LEN(vm->loaded_features); i++) {
+	    fprintf(stderr, " %4d %s\n", i, StringValueCStr(RARRAY_PTR(vm->loaded_features)[i]));
+	}
+	fprintf(stderr, "\n");
+
+#if __linux__
+	{
+	    FILE *fp = fopen("/proc/self/maps", "r");
+	    if (fp) {
+		fprintf(stderr, "* Process memory map:\n\n");
+
+		while (!feof(fp)) {
+		    char buff[0x100];
+		    size_t rn = fread(buff, 1, 0x100, fp);
+		    fwrite(buff, 1, rn, stderr);
+		}
+
+		fclose(fp);
+		fprintf(stderr, "\n\n");
+	    }
+	}
+#endif /* __linux__ */
+    }
 }
-- 
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