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make(1): make it easy to run gcov on the code

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There seems to be no gcov support in share/mk yes, but it's still good
to have, especially for a complex program like make(1).
This commit is contained in:
rillig 2020-07-25 21:00:48 +00:00
parent 46a8a1ff28
commit a59c2e0bf8
1 changed files with 17 additions and 3 deletions
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20
usr.bin/make/Makefile
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@ -1,4 +1,4 @@
# $NetBSD: Makefile,v 1.72 2020/07/25 20:50:00 rillig Exp $
# $NetBSD: Makefile,v 1.73 2020/07/25 21:00:48 rillig Exp $
# @(#)Makefile 5.2 (Berkeley) 12/28/90
PROG= make
@ -11,6 +11,13 @@ SRCS+= lstFind.c lstFindFrom.c lstFirst.c lstForEach.c lstForEachFrom.c
SRCS+= lstInit.c lstInsert.c lstIsAtEnd.c lstIsEmpty.c lstLast.c lstMember.c
SRCS+= lstNext.c lstOpen.c lstPrev.c lstRemove.c lstReplace.c lstSucc.c
USE_COVERAGE?= no # works only with gcc; clang9 fails to link
.if ${USE_COVERAGE} == "yes"
COPTS= --coverage -O0 -ggdb
LDADD= --coverage
CLEANFILES+= ${SRCS:.c=.gcda} ${SRCS:.c=.gcno} ${SRCS:=.gcov}
.endif
USE_META?= yes
.if ${USE_META:tl} != "no"
@ -64,5 +71,12 @@ COPTS.meta.c+= ${GCC_NO_FORMAT_TRUNCATION}
COPTS.parse.c+= ${GCC_NO_FORMAT_TRUNCATION}
# A simple unit-test driver to help catch regressions
accept test: .MAKE
cd ${.CURDIR}/unit-tests && MAKEFLAGS= ${.MAKE} -r -m / TEST_MAKE=${TEST_MAKE:U${.OBJDIR}/${PROG:T}} ${.TARGET}
test: .MAKE
cd ${.CURDIR}/unit-tests \
&& MAKEFLAGS= ${.MAKE} -r -m / TEST_MAKE=${TEST_MAKE:U${.OBJDIR}/${PROG:T}} ${.TARGET}
.if ${USE_COVERAGE} == yes
gcov ${SRCS}
.endif
accept: .MAKE
cd ${.CURDIR}/unit-tests && ${.MAKE} ${.TARGET}