ruby: Fix reproducibility issue with LDFLAGS

If we add DEBUG_PREFIX_MAP into LDFLAGS, ruby and ruby-dbg are no
longer reproducible.  Fix this.

(From OE-Core rev: c34d5e409b291e69d6ff28ee71acba7055ef3f08)

Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/meta/recipes-devtools/ruby/ruby/0002-template-Makefile.in-filter-out-f-prefix-map.patch b/meta/recipes-devtools/ruby/ruby/0002-template-Makefile.in-filter-out-f-prefix-map.patch
new file mode 100644
index 0000000000..9387506c26
--- /dev/null
+++ b/meta/recipes-devtools/ruby/ruby/0002-template-Makefile.in-filter-out-f-prefix-map.patch
@@ -0,0 +1,42 @@
+Subject: [PATCH] template/Makefile.in: filter out -f*prefix-map
+
+If we add DEBUG_PREFIX_MAP into LDFLAGS, ruby and ruby-dbg are no longer
+reproducible.  Fix this.
+
+Upstream-Status: Inapproppriate [oe-core specific]
+Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
+---
+--- a/tool/mjit_archflag.sh
++++ b/tool/mjit_archflag.sh
+@@ -7,6 +7,20 @@ quote() {
+     echo
+ }
+ 
++quote_filtered() {
++    printf "#${indent}define $1"
++    while shift && [ "$#" -gt 0 ]; do
++       case "$1" in
++           -ffile-prefix-map=*|-fdebug-prefix-map=*|-fmacro-prefix-map=*)
++               ;;
++           *)
++               printf ' "%s"'$sep "$1"
++               ;;
++       esac
++    done
++    echo
++}
++
+ archs=""
+ arch_flag=""
+ 
+--- a/template/Makefile.in
++++ b/template/Makefile.in
+@@ -666,7 +666,7 @@ mjit_config.h:
+        quote "MJIT_OPTFLAGS   " $(MJIT_OPTFLAGS); \
+        quote "MJIT_DEBUGFLAGS " $(MJIT_DEBUGFLAGS); \
+        quote "MJIT_LDSHARED   " ; \
+-       quote "MJIT_DLDFLAGS    MJIT_ARCHFLAG" $(MJIT_DLDFLAGS); \
++       quote_filtered "MJIT_DLDFLAGS    MJIT_ARCHFLAG" $(MJIT_DLDFLAGS); \
+        quote "MJIT_LIBS       " $(LIBRUBYARG_SHARED); \
+        quote 'PRELOADENV       "@PRELOADENV@"'; \
+        indent=$${archs:+'  '}; \