mirror of
https://git.savannah.gnu.org/git/make.git
synced 2024-12-29 08:09:02 +00:00
91 lines
2 KiB
Perl
91 lines
2 KiB
Perl
# -*-mode: perl-*-
|
|
|
|
$description = "Test GNU make's auto-reinvocation feature.";
|
|
|
|
$details = "\
|
|
If the makefile or one it includes can be rebuilt then it is, and make
|
|
is reinvoked. We create a rule to rebuild the makefile from a temp
|
|
file, then touch the temp file to make it newer than the makefile.";
|
|
|
|
$makefile2 = &get_tmpfile;
|
|
$makefile_orig = &get_tmpfile;
|
|
|
|
open(MAKEFILE,"> $makefile");
|
|
|
|
print MAKEFILE <<EOM;
|
|
|
|
all: ; \@echo 'running rules.'
|
|
|
|
$makefile $makefile2: $makefile_orig
|
|
\@echo 'rebuilding \$\@.'
|
|
\@echo >> \$\@
|
|
|
|
include $makefile2
|
|
|
|
EOM
|
|
|
|
close(MAKEFILE);
|
|
|
|
&touch($makefile2);
|
|
|
|
# Sleep 2 seconds for DOS/Windows FAT volumes which have 2-second
|
|
# granularity of file times.
|
|
sleep(2);
|
|
|
|
&touch("$makefile_orig");
|
|
|
|
&run_make_with_options($makefile, "", &get_logfile, 0);
|
|
|
|
# Create the answer to what should be produced by this Makefile
|
|
|
|
$answer = "rebuilding $makefile2.\nrebuilding $makefile.\nrunning rules.\n";
|
|
|
|
&compare_output($answer,&get_logfile(1))
|
|
&& unlink "$makefile_orig";
|
|
|
|
# In this test we create an included file that's out-of-date, but then
|
|
# the rule doesn't update it. Make shouldn't re-exec.
|
|
|
|
$makefile3 = &get_tmpfile;
|
|
|
|
open(MAKEFILE, "> $makefile3");
|
|
print MAKEFILE <<'EOM';
|
|
SHELL = /bin/sh
|
|
|
|
all: ; @echo hello
|
|
|
|
a : b ; echo >> $@
|
|
|
|
b : c ; [ -f $@ ] || echo >> $@
|
|
|
|
c: ; echo >> $@
|
|
|
|
include $(F)
|
|
EOM
|
|
|
|
close(MAKEFILE);
|
|
|
|
&touch('a','b');
|
|
sleep(2);
|
|
&touch('c');
|
|
|
|
# First try with the file that's not updated "once removed" from the
|
|
# file we're including.
|
|
|
|
&run_make_with_options($makefile3, "F=a", &get_logfile, 0);
|
|
|
|
$answer = "[ -f b ] || echo >> b\nhello\n";
|
|
&compare_output($answer,&get_logfile(1));
|
|
|
|
# Now try with the file we're not updating being the actual file we're
|
|
# including: this and the previous one test different parts of the code.
|
|
|
|
&run_make_with_options($makefile3, "F=b", &get_logfile, 0);
|
|
|
|
$answer = "[ -f b ] || echo >> b\nhello\n";
|
|
&compare_output($answer,&get_logfile(1));
|
|
|
|
unlink('a','b','c');
|
|
|
|
# This tells the test driver that the perl test script executed properly.
|
|
1;
|