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From e943a89efd63dcfb80a0ab8d9a4db37f523f508e Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?V=C3=ADt=20Ondruch?= <vondruch@redhat.com>
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Date: Fri, 8 Feb 2013 22:48:41 +0100
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Subject: [PATCH] Prevent duplicated paths when empty version string is
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 configured.
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---
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 configure.in |  3 +++
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 version.c    | 10 ++++++++++
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 2 files changed, 13 insertions(+)
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diff --git a/configure.in b/configure.in
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index 5850bbf..7604bb8 100644
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--- a/configure.in
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+++ b/configure.in
4acc54
@@ -3419,6 +3419,9 @@ unexpand_shvar exec_prefix         prefix
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 if test ${RUBY_LIB_VERSION_STYLE+set}; then
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     AC_DEFINE_UNQUOTED(RUBY_LIB_VERSION_STYLE, $RUBY_LIB_VERSION_STYLE !<verconf>!)
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 else
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+    if test "x${ruby_version}" = 'x'; then
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+        AC_DEFINE(RUBY_LIB_VERSION_BLANK, 1)
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+    fi
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     AC_DEFINE_UNQUOTED(RUBY_LIB_VERSION, [$RUBY_LIB_VERSION] !<verconf>!)
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 fi
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 AC_DEFINE_UNQUOTED(RUBY_EXEC_PREFIX, ${RUBY_EXEC_PREFIX})
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diff --git a/version.c b/version.c
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index 282960d..54c4513 100644
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--- a/version.c
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+++ b/version.c
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@@ -39,9 +39,15 @@
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 #define RUBY_VENDOR_LIB RUBY_LIB_PREFIX"/vendor_ruby"
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 #endif
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+#ifdef RUBY_LIB_VERSION_BLANK
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+#define RUBY_LIB                    RUBY_LIB_PREFIX
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+#define RUBY_SITE_LIB2              RUBY_SITE_LIB
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+#define RUBY_VENDOR_LIB2            RUBY_VENDOR_LIB
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+#else
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 #define RUBY_LIB                    RUBY_LIB_PREFIX  "/"RUBY_LIB_VERSION
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 #define RUBY_SITE_LIB2              RUBY_SITE_LIB    "/"RUBY_LIB_VERSION
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 #define RUBY_VENDOR_LIB2            RUBY_VENDOR_LIB  "/"RUBY_LIB_VERSION
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+#endif
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 #ifndef RUBY_ARCH_LIB_FOR
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 #define RUBY_ARCH_LIB_FOR(arch)        RUBY_LIB         "/"arch
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 #endif
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@@ -77,8 +83,10 @@ const char ruby_initial_load_paths[] =
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     RUBY_SITE_ARCH_LIB_FOR(RUBY_THINARCH) "\0"
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 #endif
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     RUBY_SITE_ARCH_LIB_FOR(RUBY_SITEARCH) "\0"
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+#ifndef RUBY_LIB_VERSION_BLANK
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     RUBY_SITE_LIB "\0"
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 #endif
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+#endif
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 #ifndef NO_RUBY_VENDOR_LIB
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     RUBY_VENDOR_LIB2 "\0"
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@@ -86,8 +94,10 @@ const char ruby_initial_load_paths[] =
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     RUBY_VENDOR_ARCH_LIB_FOR(RUBY_THINARCH) "\0"
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 #endif
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     RUBY_VENDOR_ARCH_LIB_FOR(RUBY_SITEARCH) "\0"
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+#ifndef RUBY_LIB_VERSION_BLANK
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     RUBY_VENDOR_LIB "\0"
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 #endif
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+#endif
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     RUBY_LIB "\0"
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 #ifdef RUBY_THINARCH
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-- 
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1.8.1.2
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