commit c7ac9caaae6f8d02d4e0c7618d4991324a084c66
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Mon May 13 13:57:37 2019 -0300

    support: Export bindir path on support_path
    
    Checked on x86_64-linux-gnu.
    
    	* support/Makefile (CFLAGS-support_paths.c): Add -DBINDIR_PATH.
    	* support/support.h (support_bindir_prefix): New variable.
    	* support/support_paths.c [BINDIR_PATH] (support_bindir_prefix):
    
    Reviewed-by: DJ Delorie <dj@redhat.com>

diff --git a/support/Makefile b/support/Makefile
index 64044f6..fe416cd 100644
--- a/support/Makefile
+++ b/support/Makefile
@@ -179,7 +179,8 @@ CFLAGS-support_paths.c = \
 		-DOBJDIR_PATH=\"`cd $(objpfx)/..; pwd`\" \
 		-DOBJDIR_ELF_LDSO_PATH=\"`cd $(objpfx)/..; pwd`/elf/$(rtld-installed-name)\" \
 		-DINSTDIR_PATH=\"$(prefix)\" \
-		-DLIBDIR_PATH=\"$(libdir)\"
+		-DLIBDIR_PATH=\"$(libdir)\" \
+		-DBINDIR_PATH=\"$(bindir)\"
 
 ifeq (,$(CXX))
 LINKS_DSO_PROGRAM = links-dso-program-c
diff --git a/support/support.h b/support/support.h
index 97fef2c..b162491 100644
--- a/support/support.h
+++ b/support/support.h
@@ -105,6 +105,8 @@ extern const char support_objdir_elf_ldso[];
 extern const char support_install_prefix[];
 /* Corresponds to the install's lib/ or lib64/ directory.  */
 extern const char support_libdir_prefix[];
+/* Corresponds to the install's bin/ directory.  */
+extern const char support_bindir_prefix[];
 
 extern ssize_t support_copy_file_range (int, off64_t *, int, off64_t *,
 					size_t, unsigned int);
diff --git a/support/support_paths.c b/support/support_paths.c
index 937e6e1..75634aa 100644
--- a/support/support_paths.c
+++ b/support/support_paths.c
@@ -57,3 +57,10 @@ const char support_libdir_prefix[] = LIBDIR_PATH;
 #else
 # error please -DLIBDIR_PATH=something in the Makefile
 #endif
+
+#ifdef BINDIR_PATH
+/* Corresponds to the install's bin/ directory.  */
+const char support_bindir_prefix[] = BINDIR_PATH;
+#else
+# error please -DBINDIR_PATH=something in the Makefile
+#endif