Module Name: src
Committed By: mrg
Date: Wed Nov 6 07:26:31 UTC 2019
Modified Files:
src/tools/gcc: Makefile
Log Message:
add something to auto-detect when GCC has changed from gcc to gcc.old
or back and auto-cleandir tools/gcc.
based upon the code for PREVIOUSTOOLDIR in tools/Makefile.
To generate a diff of this commit:
cvs rdiff -u -r1.96 -r1.97 src/tools/gcc/Makefile
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tools/gcc/Makefile
diff -u src/tools/gcc/Makefile:1.96 src/tools/gcc/Makefile:1.97
--- src/tools/gcc/Makefile:1.96 Thu Oct 24 03:19:14 2019
+++ src/tools/gcc/Makefile Wed Nov 6 07:26:31 2019
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.96 2019/10/24 03:19:14 christos Exp $
+# $NetBSD: Makefile,v 1.97 2019/11/06 07:26:31 mrg Exp $
.include <bsd.hostinit.mk>
@@ -254,6 +254,27 @@ MKENV_BUILD_MAKE=cd .native && ${MKNATIV
true
@touch $@
+.if !defined(PREV_GCC)
+. if exists(PREV_GCC)
+PREV_GCC!= cat PREV_GCC
+. else
+PREV_GCC=
+. endif
+.endif
+
+CLEANFILES+= PREV_GCC
+
+realall realdepend: .MAKE
+.if !empty(PREV_GCC) && "${PREV_GCC}" != "${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}"
+ @echo "*** WARNING: GCC has changed version?"
+ @echo "*** PREV_GCC '${PREV_GCC}'"
+ @echo "*** != EXTERNAL_GCC_SUBDIR-HAVE_GCC '${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC}'"
+ @echo "*** Cleaning mis-matched tools/gcc"
+ rm -f PREV_GCC
+ (cd ${.CURDIR} && ${MAKE} cleandir)
+.endif
+ echo ${EXTERNAL_GCC_SUBDIR}-${HAVE_GCC} >PREV_GCC
+
clean: clean.native
clean.native:
-rm -r -f .native
