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[SV 65917] Mark also_make targets as updated in make -n

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Suggested patch by Hannes Domani <ssbssa@yahoo.de>

* src/remake.c (notice_finished_file): When run with -n, mark
also_make targets as updated.
* tests/scripts/options/dash-n: Test pattern and grouped targets.
This commit is contained in:
Paul Smith 2024-08-04 23:48:51 -04:00
parent bc979e4949
commit c63a5bc6a2
3 changed files with 78 additions and 13 deletions
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1
AUTHORS
View file

@ -64,6 +64,7 @@ Other contributors:
Jeremy Devenport <jeremy.devenport@gmail.com>
Pete Dietl <petedietl@gmail.com>
Aaron Digulla <digulla@fh-konstanz.de>
Hannes Domani <ssbssa@yahoo.de>
Martin Dorey <martin.dorey@hds.com>
Christian Eggers <ceggers@arri.de>
Paul Eggert <eggert@twinsun.com>

6
src/remake.c
View file

@ -1112,11 +1112,17 @@ notice_finished_file (struct file *file)
d->file->update_status = file->update_status;
if (ran && !d->file->phony)
{
/* Fetch the new modification time.
We do this instead of just invalidating the cached time
so that a vpath_search can happen. Otherwise, it would
never be done because the target is already updated. */
f_mtime (d->file, 0);
if (just_print_flag)
/* Nothing got updated, but pretend it did. */
d->file->last_mtime = NEW_MTIME;
}
}
/* If the target was created by an implicit rule, and it was updated,

74
tests/scripts/options/dash-n
View file

@ -15,8 +15,6 @@ intermediate: orig ; echo >> $@
run_make_test(undef, '-Worig -n', "echo >> intermediate\necho >> final\n");
rmfiles(qw(orig intermediate final));
# We consider the actual updated timestamp of targets with all
# recursive commands, even with -n. Switching this to the new model
# is non-trivial because we use a trick below to change the log content
@ -65,10 +63,6 @@ close(DASH_N_LOG);
&compare_output("touch b\ntouch a\n", &get_logfile(1));
# CLEANUP
unlink(qw(a b c));
# Ensure -n continues to be included with recursive/re-execed make
# See Savannah bug #38051
@ -81,7 +75,6 @@ foo: ; \@\$(MAKE) -f "$submake" bar
EOF
close(MAKEFILE);
# The bar target should print what would happen, but not actually run
open(MAKEFILE, "> $submake");
print MAKEFILE <<'EOF';
@ -95,6 +88,71 @@ close(MAKEFILE);
$answer = subst_make_string("#MAKEPATH# -f \"$submake\" bar\ntouch inc\necho n --no-print-directory\n");
&compare_output($answer, &get_logfile(1));
unlink('inc');
# SV 65917: Verify handling of -n with multi-target pattern rules
# This is what the makefile below would run
utouch(-12, qw(alpha.p));
utouch(-10, qw(alpha.x alpha.y));
utouch(-8, qw(beta.p));
utouch(-6, qw(beta.x beta.y));
utouch(-4, qw(alpha.q));
utouch(-2, qw(beta.q));
# Now make some things out of date
touch(qw(alpha.p));
run_make_test(q!
.SUFFIXES:
.RECIPEPREFIX := >
all: alpha.q beta.q
alpha.p beta.p:
> touch $@
%.x %.y: %.p
> touch $*.x $*.y
alpha.q: alpha.x alpha.y beta.y
> touch $@
beta.q: beta.x beta.y alpha.y
> touch $@
!,
'-n', "touch alpha.x alpha.y\ntouch alpha.q\ntouch beta.q\n");
# This is what the makefile below would run
utouch(-12, qw(quark.p));
utouch(-10, qw(quark.x quark.y));
utouch(-8, qw(meson.p));
utouch(-6, qw(meson.x meson.y));
utouch(-4, qw(quark.q));
utouch(-2, qw(meson.q));
# Now make some things out of date
touch(qw(quark.p));
run_make_test(q!
.SUFFIXES:
.RECIPEPREFIX := >
all: quark.q meson.q
quark.p meson.p:
> touch $@
quark.x quark.y &: quark.p
> touch quark.x quark.y
meson.x meson.y &: meson.p
> touch meson.x meson.y
quark.q: quark.x quark.y meson.y
> touch $@
meson.q: meson.x meson.y quark.y
> touch $@
!,
'-n', "touch quark.x quark.y\ntouch quark.q\ntouch meson.q\n");
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