[src/trunk]: src/share/mk break the build if a .pc generation leaves somethin...

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/506559d7330f
branches:  trunk
changeset: 457662:506559d7330f
user:      mrg <mrg%NetBSD.org@localhost>
date:      Wed Jul 10 21:53:35 2019 +0000

description:
break the build if a .pc generation leaves something matching "@.*@".
this is an error in the build that doesn't trigger issues until you
try to integrate with eg, pkgsrc.

diffstat:

 share/mk/bsd.x11.mk |  12 +++++++++---
 1 files changed, 9 insertions(+), 3 deletions(-)

diffs (26 lines):

diff -r 82895bf3b2ab -r 506559d7330f share/mk/bsd.x11.mk
--- a/share/mk/bsd.x11.mk       Wed Jul 10 21:32:22 2019 +0000
+++ b/share/mk/bsd.x11.mk       Wed Jul 10 21:53:35 2019 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: bsd.x11.mk,v 1.131 2019/06/01 06:57:03 mrg Exp $
+#      $NetBSD: bsd.x11.mk,v 1.132 2019/07/10 21:53:35 mrg Exp $
 
 .include <bsd.init.mk>
 
@@ -355,8 +355,14 @@
                s,@EXPAT_CFLAGS@,,; \
                s,@FREETYPE_CFLAGS@,-I${X11ROOTDIR}/include/freetype2 -I${X11ROOTDIR}/include,;" \
                -e '/^Libs:/ s%-L\([^   ]*\)%-Wl,-rpath,\1 &%g' \
-               < ${.IMPSRC} > ${.TARGET}.tmp && \
-       ${MV} ${.TARGET}.tmp ${.TARGET}
+               < ${.IMPSRC} > ${.TARGET}.tmp
+       if ${TOOL_GREP} '@.*@' ${.TARGET}.tmp; then \
+               echo "${.TARGET} matches @.*@, probably missing updates" 1>&2; \
+               false; \
+       else \
+               ${MV} ${.TARGET}.tmp ${.TARGET}; \
+       fi
+
 
 CLEANFILES+= ${_PKGCONFIG_FILES} ${_PKGCONFIG_FILES:C/$/.tmp/}
 .endif