From 75b13a503145c9c3893405c32fb0e69b7d8ccb67 Mon Sep 17 00:00:00 2001
From: Nikolay Bozhenov <n.bozhenov@samsung.com>
Date: Wed, 8 Apr 2015 13:02:40 +0300
Subject: [PATCH] Hardcode host-specific name for LTO plugin

Otherwise, binutils can try to use plugin for different architecture.

Change-Id: I3070e774ec7f8494241fe52b7aee6d3ba3acef06
---
 bfd/plugin.c                          | 8 ++++++++
 packaging/binutils.spec               | 1 +
 packaging/cross-aarch64-binutils.spec | 1 +
 packaging/cross-arm-binutils.spec     | 1 +
 packaging/cross-i386-binutils.spec    | 1 +
 5 files changed, 12 insertions(+)

diff --git a/bfd/plugin.c b/bfd/plugin.c
index a068861..f30eade 100644
--- a/bfd/plugin.c
+++ b/bfd/plugin.c
@@ -295,6 +295,14 @@ load_plugin (bfd *abfd)
       char *full_name;
       struct stat s;
 
+#ifdef BFD_PLUGIN_LTO_NAME
+#define STRINGIFY(x) STRINGIFY_(x)
+#define STRINGIFY_(x) #x
+      if (strcmp(ent->d_name, STRINGIFY(BFD_PLUGIN_LTO_NAME))) {
+        continue;
+      }
+#endif
+
       full_name = concat (p, "/", ent->d_name, NULL);
       if (stat(full_name, &s) == 0 && S_ISREG (s.st_mode))
 	found = try_load_plugin (full_name, abfd);
diff --git a/packaging/binutils.spec b/packaging/binutils.spec
index ea297c6..93759a7 100644
--- a/packaging/binutils.spec
+++ b/packaging/binutils.spec
@@ -105,6 +105,7 @@ ulimit -s unlimited
 
 sed -i -e '/BFD_VERSION_DATE/s/$/-%(echo %release | sed 's/\.[0-9]*$//')/' bfd/version.h
 %build
+RPM_OPT_FLAGS="$RPM_OPT_FLAGS -DBFD_PLUGIN_LTO_NAME=liblto_plugin_%{_arch}.so"
 RPM_OPT_FLAGS="$RPM_OPT_FLAGS -Wno-error"
 RPM_OPT_FLAGS=`echo $RPM_OPT_FLAGS |sed -e 's/atom/i686/g'`
 %if 0%{!?cross:1}
diff --git a/packaging/cross-aarch64-binutils.spec b/packaging/cross-aarch64-binutils.spec
index b37beec..b3d1226 100644
--- a/packaging/cross-aarch64-binutils.spec
+++ b/packaging/cross-aarch64-binutils.spec
@@ -106,6 +106,7 @@ ulimit -s unlimited
 
 sed -i -e '/BFD_VERSION_DATE/s/$/-%(echo %release | sed 's/\.[0-9]*$//')/' bfd/version.h
 %build
+RPM_OPT_FLAGS="$RPM_OPT_FLAGS -DBFD_PLUGIN_LTO_NAME=liblto_plugin_%{_arch}.so"
 RPM_OPT_FLAGS="$RPM_OPT_FLAGS -Wno-error"
 RPM_OPT_FLAGS=`echo $RPM_OPT_FLAGS |sed -e 's/atom/i686/g'`
 %if 0%{!?cross:1}
diff --git a/packaging/cross-arm-binutils.spec b/packaging/cross-arm-binutils.spec
index 461b208..0b00125 100644
--- a/packaging/cross-arm-binutils.spec
+++ b/packaging/cross-arm-binutils.spec
@@ -106,6 +106,7 @@ ulimit -s unlimited
 
 sed -i -e '/BFD_VERSION_DATE/s/$/-%(echo %release | sed 's/\.[0-9]*$//')/' bfd/version.h
 %build
+RPM_OPT_FLAGS="$RPM_OPT_FLAGS -DBFD_PLUGIN_LTO_NAME=liblto_plugin_%{_arch}.so"
 RPM_OPT_FLAGS="$RPM_OPT_FLAGS -Wno-error"
 RPM_OPT_FLAGS=`echo $RPM_OPT_FLAGS |sed -e 's/atom/i686/g'`
 %if 0%{!?cross:1}
diff --git a/packaging/cross-i386-binutils.spec b/packaging/cross-i386-binutils.spec
index 05fd06c..12e8019 100644
--- a/packaging/cross-i386-binutils.spec
+++ b/packaging/cross-i386-binutils.spec
@@ -106,6 +106,7 @@ ulimit -s unlimited
 
 sed -i -e '/BFD_VERSION_DATE/s/$/-%(echo %release | sed 's/\.[0-9]*$//')/' bfd/version.h
 %build
+RPM_OPT_FLAGS="$RPM_OPT_FLAGS -DBFD_PLUGIN_LTO_NAME=liblto_plugin_%{_arch}.so"
 RPM_OPT_FLAGS="$RPM_OPT_FLAGS -Wno-error"
 RPM_OPT_FLAGS=`echo $RPM_OPT_FLAGS |sed -e 's/atom/i686/g'`
 %if 0%{!?cross:1}
-- 
2.7.4