[src/trunk]: src/usr.bin/make/unit-tests make(1): add test for OP_SUBMAKE

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

details:   https://anonhg.NetBSD.org/src/rev/5455baa62703
branches:  trunk
changeset: 956796:5455baa62703
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Nov 07 23:25:06 2020 +0000

description:
make(1): add test for OP_SUBMAKE

diffstat:

 usr.bin/make/unit-tests/Makefile          |   4 ++-
 usr.bin/make/unit-tests/gnode-submake.exp |  11 ++++++++
 usr.bin/make/unit-tests/gnode-submake.mk  |  42 +++++++++++++++++++++++++++++++
 3 files changed, 56 insertions(+), 1 deletions(-)

diffs (86 lines):

diff -r a2d90c87976f -r 5455baa62703 usr.bin/make/unit-tests/Makefile
--- a/usr.bin/make/unit-tests/Makefile  Sat Nov 07 22:29:58 2020 +0000
+++ b/usr.bin/make/unit-tests/Makefile  Sat Nov 07 23:25:06 2020 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.189 2020/11/07 20:01:17 rillig Exp $
+# $NetBSD: Makefile,v 1.190 2020/11/07 23:25:06 rillig Exp $
 #
 # Unit tests for make(1)
 #
@@ -172,6 +172,7 @@
 TESTS+=                export-variants
 TESTS+=                forloop
 TESTS+=                forsubst
+TESTS+=                gnode-submake
 TESTS+=                hanoi-include
 TESTS+=                impsrc
 TESTS+=                include-main
@@ -440,6 +441,7 @@
 # Some tests need an additional round of postprocessing.
 POSTPROC.deptgt-suffixes= \
                        ${TOOL_SED} -n -e '/^\#\*\*\* Suffixes/,/^\#\*/p'
+POSTPROC.gnode-submake=        awk '/Input graph/, /^$$/'
 POSTPROC.varname-empty=        ${TOOL_SED} -n -e '/^Var_Set/p' -e '/^out:/p'
 
 # Some tests reuse other tests, which makes them unnecessarily fragile.
diff -r a2d90c87976f -r 5455baa62703 usr.bin/make/unit-tests/gnode-submake.exp
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/usr.bin/make/unit-tests/gnode-submake.exp Sat Nov 07 23:25:06 2020 +0000
@@ -0,0 +1,11 @@
+#*** Input graph:
+# all, made UNMADE, type OP_DEPENDS, flags none
+# makeinfo, made UNMADE, type OP_DEPENDS|OP_HAS_COMMANDS, flags none
+# make-index, made UNMADE, type OP_DEPENDS|OP_SUBMAKE|OP_HAS_COMMANDS, flags none
+# braces-dot, made UNMADE, type OP_DEPENDS|OP_SUBMAKE|OP_HAS_COMMANDS, flags none
+# braces-no-dot, made UNMADE, type OP_DEPENDS|OP_SUBMAKE|OP_HAS_COMMANDS, flags none
+# braces-no-dot-modifier, made UNMADE, type OP_DEPENDS|OP_HAS_COMMANDS, flags none
+# parentheses-dot, made UNMADE, type OP_DEPENDS|OP_SUBMAKE|OP_HAS_COMMANDS, flags none
+# parentheses-no-dot, made UNMADE, type OP_DEPENDS|OP_SUBMAKE|OP_HAS_COMMANDS, flags none
+
+exit status 0
diff -r a2d90c87976f -r 5455baa62703 usr.bin/make/unit-tests/gnode-submake.mk
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/usr.bin/make/unit-tests/gnode-submake.mk  Sat Nov 07 23:25:06 2020 +0000
@@ -0,0 +1,42 @@
+# $NetBSD: gnode-submake.mk,v 1.1 2020/11/07 23:25:06 rillig Exp $
+#
+# Test whether OP_SUBMAKE is determined correctly.  If it is, this node's
+# shell commands are connected to the make process via pipes, to coordinate
+# the number of running jobs.
+#
+# Determining whether a node is a sub-make node happens when the node is
+# parsed.  This information is only used in parallel mode, but the result
+# from parsing is available in compat mode as well.
+
+.MAKEFLAGS: -n -dg1
+
+all: makeinfo make-index
+all: braces-dot braces-no-dot
+all: braces-no-dot-modifier
+all: parentheses-dot parentheses-no-dot
+
+makeinfo:
+       # The command contains the substring "make", but not as a whole word.
+       : makeinfo submake
+
+make-index:
+       # The command contains the word "make", therefore it is considered a
+       # possible sub-make.  It isn't really, but that doesn't hurt.
+       : make-index
+
+braces-dot:
+       : ${.MAKE}
+
+braces-no-dot:
+       : ${MAKE}
+
+braces-no-dot-modifier:
+       # The command refers to MAKE, but not in its pure form.  Therefore it
+       # is not considered a sub-make.
+       : ${MAKE:T}
+
+parentheses-dot:
+       : $(.MAKE)
+
+parentheses-no-dot:
+       : $(MAKE)