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-rw-r--r--lib/mkmf.rb4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 1541d0cef8..54f3812798 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -847,7 +847,7 @@ SHELL = /bin/sh
#### Start of system configuration section. ####
-srcdir = #{srcdir}
+srcdir = #{srcdir.gsub(/\$\((srcdir)\)|\$\{(srcdir)\}/) {CONFIG[$1||$2]}}
topdir = #{$extmk ? CONFIG["topdir"] : $topdir}
hdrdir = #{$extmk ? CONFIG["hdrdir"] : '$(topdir)'}
VPATH = #{vpath.join(CONFIG['PATH_SEPARATOR'])}
@@ -939,7 +939,7 @@ def create_makefile(target, srcprefix = nil)
target_prefix = ""
end
- srcprefix ||= CONFIG['srcdir']
+ srcprefix ||= '$(srcdir)'
Config::expand(srcdir = srcprefix.dup)
if not $objs