Module Name: src
Committed By: rillig
Date: Sun Oct 18 16:33:18 UTC 2020
Modified Files:
src/distrib/sets/lists/tests: mi
src/usr.bin/make/unit-tests: Makefile
Added Files:
src/usr.bin/make/unit-tests: suff-main.exp suff-main.mk
Log Message:
make(1): add test for turning a target into a transformation
To generate a diff of this commit:
cvs rdiff -u -r1.942 -r1.943 src/distrib/sets/lists/tests/mi
cvs rdiff -u -r1.166 -r1.167 src/usr.bin/make/unit-tests/Makefile
cvs rdiff -u -r0 -r1.1 src/usr.bin/make/unit-tests/suff-main.exp \
src/usr.bin/make/unit-tests/suff-main.mk
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/distrib/sets/lists/tests/mi
diff -u src/distrib/sets/lists/tests/mi:1.942 src/distrib/sets/lists/tests/mi:1.943
--- src/distrib/sets/lists/tests/mi:1.942 Fri Oct 16 07:12:26 2020
+++ src/distrib/sets/lists/tests/mi Sun Oct 18 16:33:18 2020
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.942 2020/10/16 07:12:26 mgorny Exp $
+# $NetBSD: mi,v 1.943 2020/10/18 16:33:18 rillig Exp $
#
# Note: don't delete entries from here - mark them as "obsolete" instead.
#
@@ -4987,6 +4987,8 @@
./usr/tests/usr.bin/make/unit-tests/shell-ksh.mk tests-usr.bin-tests compattestfile,atf
./usr/tests/usr.bin/make/unit-tests/shell-sh.exp tests-usr.bin-tests compattestfile,atf
./usr/tests/usr.bin/make/unit-tests/shell-sh.mk tests-usr.bin-tests compattestfile,atf
+./usr/tests/usr.bin/make/unit-tests/suff-main.exp tests-usr.bin-tests compattestfile,atf
+./usr/tests/usr.bin/make/unit-tests/suff-main.mk tests-usr.bin-tests compattestfile,atf
./usr/tests/usr.bin/make/unit-tests/suff-rebuild.exp tests-usr.bin-tests compattestfile,atf
./usr/tests/usr.bin/make/unit-tests/suff-rebuild.mk tests-usr.bin-tests compattestfile,atf
./usr/tests/usr.bin/make/unit-tests/suffixes.exp tests-usr.bin-tests compattestfile,atf
Index: src/usr.bin/make/unit-tests/Makefile
diff -u src/usr.bin/make/unit-tests/Makefile:1.166 src/usr.bin/make/unit-tests/Makefile:1.167
--- src/usr.bin/make/unit-tests/Makefile:1.166 Sat Oct 17 16:53:26 2020
+++ src/usr.bin/make/unit-tests/Makefile Sun Oct 18 16:33:18 2020
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.166 2020/10/17 16:53:26 rillig Exp $
+# $NetBSD: Makefile,v 1.167 2020/10/18 16:33:18 rillig Exp $
#
# Unit tests for make(1)
#
@@ -250,6 +250,7 @@ TESTS+= shell-custom
TESTS+= shell-ksh
TESTS+= shell-sh
TESTS+= # suffixes # runs into an endless loop (try -dA)
+TESTS+= suff-main
TESTS+= suff-rebuild
TESTS+= sunshcmd
TESTS+= sysv
Added files:
Index: src/usr.bin/make/unit-tests/suff-main.exp
diff -u /dev/null src/usr.bin/make/unit-tests/suff-main.exp:1.1
--- /dev/null Sun Oct 18 16:33:18 2020
+++ src/usr.bin/make/unit-tests/suff-main.exp Sun Oct 18 16:33:18 2020
@@ -0,0 +1,2 @@
+: Making next-main
+exit status 0
Index: src/usr.bin/make/unit-tests/suff-main.mk
diff -u /dev/null src/usr.bin/make/unit-tests/suff-main.mk:1.1
--- /dev/null Sun Oct 18 16:33:18 2020
+++ src/usr.bin/make/unit-tests/suff-main.mk Sun Oct 18 16:33:18 2020
@@ -0,0 +1,22 @@
+# $NetBSD: suff-main.mk,v 1.1 2020/10/18 16:33:18 rillig Exp $
+#
+# Demonstrate that an inference rule is considered the main target if its
+# suffixes are not known at the point of declaration.
+
+.1.2:
+ : Making ${.TARGET} from ${.IMPSRC}.
+
+# At this point, the target '.1.2' is a normal target.
+# Since it is the first target in the first dependency declaration,
+# it becomes the main target.
+
+next-main:
+ : Making ${.TARGET}
+
+# At this point, 'next-main' is effectively ignored.
+
+# Declaring both '.1' and '.2' as suffixes turns the '.1.2' target into an
+# inference rule (OP_TRANSFORM). As a side effect, this target is no longer
+# a candidate for the main target. Therefore the next target is selected as
+# the main target, which in this case is 'next-main'.
+.SUFFIXES: .1 .2
