From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 build/unix/elfhack/Makefile.in | 48 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 build/unix/elfhack/Makefile.in

(limited to 'build/unix/elfhack/Makefile.in')

diff --git a/build/unix/elfhack/Makefile.in b/build/unix/elfhack/Makefile.in
new file mode 100644
index 000000000..f1c8c91ee
--- /dev/null
+++ b/build/unix/elfhack/Makefile.in
@@ -0,0 +1,48 @@
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+OS_CXXFLAGS := $(filter-out -fno-exceptions,$(OS_CXXFLAGS)) -fexceptions
+
+include $(topsrcdir)/config/rules.mk
+
+test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX): %$(DLL_SUFFIX): %.$(OBJ_SUFFIX) elfhack
+	$(MKSHLIB) $(LDFLAGS) $< -nostartfiles
+	@echo ===
+	@echo === If you get failures below, please file a bug describing the error
+	@echo === and your environment \(compiler and linker versions\), and use
+	@echo === --disable-elf-hack until this is fixed.
+	@echo ===
+	# Fail if the library doesn't have $(DT_TYPE) .dynamic info
+	$(TOOLCHAIN_PREFIX)readelf -d $@ | grep '($(DT_TYPE))'
+	@rm -f $@.bak
+	$(CURDIR)/elfhack -b -f $@
+	# Fail if the backup file doesn't exist
+	[ -f '$@.bak' ]
+	# Fail if the new library doesn't contain less relocations
+	[ $$($(TOOLCHAIN_PREFIX)objdump -R $@.bak | wc -l) -gt $$(objdump -R $@ | wc -l) ]
+
+test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX): DSO_SONAME=$@
+test-array$(DLL_SUFFIX): DT_TYPE=INIT_ARRAY
+test-ctors$(DLL_SUFFIX): DT_TYPE=INIT
+
+.PRECIOUS: test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX)
+
+GARBAGE += test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX) test-array$(DLL_SUFFIX).bak test-ctors$(DLL_SUFFIX).bak
+
+ifndef CROSS_COMPILE
+ifdef COMPILE_ENVIRONMENT
+libs:: test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX)
+
+dummy: dummy.$(OBJ_SUFFIX)
+	$(CC) -o $@ $^ $(LDFLAGS)
+
+libs:: dummy
+	# Will either crash or return exit code 1 if elfhack is broken
+	LD_PRELOAD=$(CURDIR)/test-array$(DLL_SUFFIX) $(CURDIR)/dummy
+	LD_PRELOAD=$(CURDIR)/test-ctors$(DLL_SUFFIX) $(CURDIR)/dummy
+
+GARBAGE += dummy
+endif
+endif
-- 
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