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-rw-r--r--Makefile.config.in3
-rw-r--r--autoconf/configure.ac18
2 files changed, 21 insertions, 0 deletions
diff --git a/Makefile.config.in b/Makefile.config.in
index bcf1a00e12..90d1a13132 100644
--- a/Makefile.config.in
+++ b/Makefile.config.in
@@ -283,3 +283,6 @@ ifneq (,$(findstring -mno-cygwin, $(CXX)))
else
SYSPATH = $(1)
endif
+
+# Location of the plugin header file for gold.
+BINUTILS_INCDIR := @BINUTILS_INCDIR@
diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 3a218eaeb9..680cc1ddd9 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -514,6 +514,24 @@ case "$withval" in
*) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
esac
+dnl Allow linking of LLVM with GPLv3 binutils code.
+AC_ARG_WITH(binutils-include,
+ AS_HELP_STRING([--with-binutils-include],
+ [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
+ withval=default)
+case "$withval" in
+ default) WITH_BINUTILS_INCDIR=default ;;
+ /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
+ *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
+esac
+if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
+ AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
+ if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
+ echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
+ AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
+ fi
+fi
+
dnl===-----------------------------------------------------------------------===
dnl===
dnl=== SECTION 4: Check for programs we need and that they are the right version