From dac4fe369d4fa7212fdaff81825e53f43efe91fc Mon Sep 17 00:00:00 2001
From: doko <doko@6ca36cf4-e1d1-0310-8c6f-e303bb2178ca>
Date: Mon, 21 Oct 2013 12:02:38 +0000
Subject:   * Fix loading of libstdc++ pretty printers. Addresses: #701935.

git-svn-id: svn://svn.debian.org/svn/gcccvs/branches/sid/gcc-4.7@6989 6ca36cf4-e1d1-0310-8c6f-e303bb2178ca
---
 debian/changelog                   |  3 ++-
 debian/patches/gcc-multiarch.diff  | 17 ++++++++++++++---
 debian/rules.d/binary-libstdcxx.mk |  4 ++++
 3 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/debian/changelog b/debian/changelog
index 0bf8608..e3a5bef 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -5,8 +5,9 @@ gcc-4.7 (4.7.3-8) unstable; urgency=low
   * Fix bootstrap of native aarch64 build.
   * Make the libstdc++ pretty printers compatible with Python3, if
     gdb is built with Python3 support.
+  * Fix loading of libstdc++ pretty printers. Addresses: #701935.
 
- -- Matthias Klose <doko@debian.org>  Sun, 20 Oct 2013 23:08:56 +0200
+ -- Matthias Klose <doko@debian.org>  Mon, 21 Oct 2013 14:02:04 +0200
 
 gcc-4.7 (4.7.3-7) unstable; urgency=low
 
diff --git a/debian/patches/gcc-multiarch.diff b/debian/patches/gcc-multiarch.diff
index 3e28b71..31e30d3 100644
--- a/debian/patches/gcc-multiarch.diff
+++ b/debian/patches/gcc-multiarch.diff
@@ -4,7 +4,7 @@ Index: b/src/libstdc++-v3/python/hook.in
 ===================================================================
 --- a/src/libstdc++-v3/python/hook.in
 +++ b/src/libstdc++-v3/python/hook.in
-@@ -47,7 +47,10 @@
+@@ -47,14 +47,18 @@
      libdir = libdir[len (prefix):]
  
      # Compute the ".."s needed to get from libdir to the prefix.
@@ -16,6 +16,17 @@ Index: b/src/libstdc++-v3/python/hook.in
  
      objfile = gdb.current_objfile ().filename
      dir_ = os.path.join (os.path.dirname (objfile), dotdots, pythondir)
+ 
+-    if not dir_ in sys.path:
++    if not objfile.startswith('/usr/lib/debug/') and not dir_ in sys.path:
+         sys.path.insert(0, dir_)
+ 
+ # Load the pretty-printers.
+-from libstdcxx.v6.printers import register_libstdcxx_printers
+-register_libstdcxx_printers (gdb.current_objfile ())
++if gdb.current_objfile () is None or not gdb.current_objfile ().filename.startswith ('/usr/lib/debug/'):
++    from libstdcxx.v6.printers import register_libstdcxx_printers
++    register_libstdcxx_printers (gdb.current_objfile ())
 Index: b/src/gcc/config/sh/t-linux
 ===================================================================
 --- a/src/gcc/config/sh/t-linux
@@ -42,7 +53,7 @@ Index: b/src/gcc/config.gcc
 ===================================================================
 --- a/src/gcc/config.gcc
 +++ b/src/gcc/config.gcc
-@@ -1829,6 +1829,8 @@
+@@ -1828,6 +1828,8 @@
  	if test x$enable_targets = xall; then
  		tm_file="${tm_file} mips/gnu-user64.h mips/linux64.h"
  		tmake_file="${tmake_file} mips/t-linux64"
@@ -51,7 +62,7 @@ Index: b/src/gcc/config.gcc
  	fi
  	case ${target} in
          mipsisa32r2*)
-@@ -2228,6 +2235,8 @@
+@@ -2227,6 +2229,8 @@
  	tm_file="s390/s390.h dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h s390/linux.h"
  	if test x$enable_targets = xall; then
  		tmake_file="${tmake_file} s390/t-linux64"
diff --git a/debian/rules.d/binary-libstdcxx.mk b/debian/rules.d/binary-libstdcxx.mk
index 6ef0332..ba3ee08 100644
--- a/debian/rules.d/binary-libstdcxx.mk
+++ b/debian/rules.d/binary-libstdcxx.mk
@@ -223,6 +223,8 @@ define __do_libstdcxx_dbg
 
 	cp -p $(d)/$(usr_lib$(2))/libstdc++.so.*.py \
 		$(d_d)/$(PF)/lib/debug/$(usr_lib$(2))/.;
+	sed -i -e "/^libdir *=/s,=.*,= '/$(usr_lib$(2))'," \
+		$(d_d)/$(PF)/lib/debug/$(usr_lib$(2))/libstdc++.so.*.py
 	$(if $(filter yes,$(with_lib$(2)cxx)),
 		cp -a $(d)/$(usr_lib$(2))/libstdc++.so.*[0-9] \
 			$(d_d)/$(usr_lib$(2))/.;
@@ -418,6 +420,8 @@ endif
 
 	cp -p $(d)/$(usr_lib)/libstdc++.so.*.py \
 		$(d_dbg)/$(PF)/lib/debug/$(usr_lib)/
+	sed -i -e "/^libdir *=/s,=.*,= '/$(usr_lib)'," \
+		$(d_dbg)/$(PF)/lib/debug/$(usr_lib)/libstdc++.so.*.py
 ifeq ($(with_libcxx),yes)
 	cp -a $(d)/$(usr_lib)/libstdc++.so.*[0-9] \
 		$(d_dbg)/$(usr_lib)/
-- 
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