liblzma: Fix a portability problem in Makefile.am.

POSIX supports $< only in inference rules (suffix rules).
Using it elsewhere is a GNU make extension and doesn't
work e.g. with OpenBSD make.

Thanks to Christian Weisgerber for the patch.

diff --git a/src/liblzma/Makefile.am b/src/liblzma/Makefile.am
index c653f8a530e183663e0571ea3308b6005425b23a..e9ab667c33b0437a88b0570382a8cdc669a7f02c 100644 (file)
--- a/src/liblzma/Makefile.am
+++ b/src/liblzma/Makefile.am
@@ -104,7 +104,7 @@ liblzma.pc: $(srcdir)/liblzma.pc.in
                -e 's,@PACKAGE_VERSION[@],$(PACKAGE_VERSION),g' \
                -e 's,@PTHREAD_CFLAGS[@],$(PTHREAD_CFLAGS),g' \
                -e 's,@LIBS[@],$(LIBS),g' \
-               < $< > $@ || { rm -f $@; exit 1; }
+               < $(srcdir)/liblzma.pc.in > $@ || { rm -f $@; exit 1; }
 
 clean-local:
        rm -f liblzma.pc