[PATCH] support: Add support_slibdir_prefix variable

[Florian Weimer]

---
 support/Makefile        | 1 +
 support/support.h       | 2 ++
 support/support_paths.c | 7 +++++++
 3 files changed, 10 insertions(+)

diff --git a/support/Makefile b/support/Makefile
index f5f59bf8d2..3198eb5022 100644
--- a/support/Makefile
+++ b/support/Makefile
@@ -196,6 +196,7 @@ CFLAGS-support_paths.c = \
 		-DLIBDIR_PATH=\"$(libdir)\" \
 		-DBINDIR_PATH=\"$(bindir)\" \
 		-DSBINDIR_PATH=\"$(sbindir)\" \
+		-DSLIBDIR_PATH=\"$(slibdir)\" \
 		-DROOTSBINDIR_PATH=\"$(rootsbindir)\" \
 		-DCOMPLOCALEDIR_PATH=\"$(complocaledir)\"
 
diff --git a/support/support.h b/support/support.h
index abda3a69f1..96971f83ac 100644
--- a/support/support.h
+++ b/support/support.h
@@ -114,6 +114,8 @@ extern const char support_libdir_prefix[];
 extern const char support_bindir_prefix[];
 /* Corresponds to the install's sbin/ directory.  */
 extern const char support_sbindir_prefix[];
+/* Corresponds to the install's system /lib or /lib64 directory.  */
+extern const char support_slibdir_prefix[];
 /* Corresponds to the install's sbin/ directory (without prefix).  */
 extern const char support_install_rootsbindir[];
 /* Corresponds to the install's compiled locale directory.  */
diff --git a/support/support_paths.c b/support/support_paths.c
index edc6511304..514273444a 100644
--- a/support/support_paths.c
+++ b/support/support_paths.c
@@ -72,6 +72,13 @@ const char support_sbindir_prefix[] = SBINDIR_PATH;
 # error please -DSBINDIR_PATH=something in the Makefile
 #endif
 
+#ifdef SLIBDIR_PATH
+/* Corresponds to the system /lib or /lib64 directory.  */
+const char support_slibdir_prefix[] = SLIBDIR_PATH;
+#else
+# error please -DSLIBDIR_PATH=something in the Makefile
+#endif
+
 #ifdef ROOTSBINDIR_PATH
 /* Corresponds to the install's sbin/ directory.  */
 const char support_install_rootsbindir[] = ROOTSBINDIR_PATH;

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