Module Name: src
Committed By: rillig
Date: Wed Jun 21 12:27:50 UTC 2023
Modified Files:
src/usr.bin/make/unit-tests: dep-wildcards.mk
Log Message:
tests/make: document how wildcards behave in a dependency declaration
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/usr.bin/make/unit-tests/dep-wildcards.mk
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/make/unit-tests/dep-wildcards.mk
diff -u src/usr.bin/make/unit-tests/dep-wildcards.mk:1.3 src/usr.bin/make/unit-tests/dep-wildcards.mk:1.4
--- src/usr.bin/make/unit-tests/dep-wildcards.mk:1.3 Tue Sep 8 05:33:05 2020
+++ src/usr.bin/make/unit-tests/dep-wildcards.mk Wed Jun 21 12:27:50 2023
@@ -1,4 +1,4 @@
-# $NetBSD: dep-wildcards.mk,v 1.3 2020/09/08 05:33:05 rillig Exp $
+# $NetBSD: dep-wildcards.mk,v 1.4 2023/06/21 12:27:50 rillig Exp $
#
# Tests for wildcards such as *.c in dependency declarations.
@@ -7,3 +7,9 @@ all: ${.PARSEDIR}/dep-*.mk
# The :O is necessary since the result of the dependency resolution
# does not order the directory entries itself.
@printf '%s\n' ${.ALLSRC:T:O}
+
+# This is not a wildcard rule as implemented by GNU make, as those rules would
+# use '%' instead of '*'. Instead, the pattern '*.target' is a file pattern
+# in the current working directory. As there are no such files, the target
+# list becomes empty, and the source pattern '*.source' is not even expanded.
+*.target: *.source
