1# $NetBSD: sh-dots.mk,v 1.4 2023/11/19 21:47:52 rillig Exp $
2#
3# Tests for the special shell command line "...", which does not run the
4# commands below it but appends them to the list of commands that are run
5# at the end.
6
7.MAKEFLAGS: -d0                         # switch stdout to being line-buffered
8
9all: first hidden repeated commented indirect indirect-space
10
11# The ${.TARGET} correctly expands to the target name, even though the
12# commands are run separately from the main commands.
13first:
14          @echo first ${.TARGET}
15          ...
16          @echo first delayed ${.TARGET}
17
18# The dots cannot be prefixed by the usual @-+ characters.
19# They must be written exactly as dots.
20hidden: .IGNORE
21          @echo hidden ${.TARGET}
22          @...
23          @echo hidden delayed ${.TARGET}
24
25# Since the shell command lines don't recognize '#' as comment character,
26# the "..." is not interpreted specially here.
27commented: .IGNORE
28          @echo commented ${.TARGET}
29          ...       # Run the below commands later
30          @echo commented delayed ${.TARGET}
31
32# The dots don't have to be written literally, they can also come from an
33# expression.
34indirect:
35          @echo indirect regular
36          ${:U...}
37          @echo indirect deferred
38
39# If the dots are followed by a space, that space is part of the command and
40# thus does not defer the command below it.
41indirect-space: .IGNORE
42          @echo indirect-space regular
43          ${:U... }
44          @echo indirect-space deferred
45
46
47# The "..." can appear more than once, even though that doesn't make sense.
48# The second "..." is a no-op.
49repeated: .IGNORE
50          @echo repeated ${.TARGET}
51          ...
52          @echo repeated delayed ${.TARGET}
53          ...
54          @echo repeated delayed twice ${.TARGET}
55