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* Ouch: found a bug where re-exec from changed makefiles turned off
jobserver :(.
This commit is contained in:
Paul Smith
parent
c828aeaa98
commit
dbb8f3e30b
6 changed files with 73 additions and 36 deletions
17
ChangeLog
17
ChangeLog
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@ -1,3 +1,14 @@
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1999-09-23 Paul D. Smith <psmith@gnu.org>
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* Version 3.78.1 released.
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* make.texinfo: Update version/date stamp.
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* main.c (main): Argh. For some reason we were closing _all_ the
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jobserver pipes before we re-exec'd due to changed makefiles.
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This means that any re-exec got a "jobserver unavailable" error :-/.
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I can't believe we didn't notice this before.
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1999-09-22 Paul D. Smith <psmith@gnu.org>
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* Version 3.78 released.
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@ -764,9 +775,9 @@
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a bit saying whether we've seen this target in this pass or not.
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(update_goal_chain): Initially set the global considered toggle to
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1, since all targets initialize their boolean to 0. At the end of
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each pass, toggle the global considered variable. * filedef.h
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(struct file): Per-file considered toggle bit. * file.c: New
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global toggle variable considered.
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each pass, toggle the global considered variable.
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* filedef.h (struct file): Per-file considered toggle bit.
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* file.c: New global toggle variable considered.
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1999-04-05 Paul D. Smith <psmith@gnu.org>
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@ -3,7 +3,7 @@ AC_REVISION([$Id$])
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AC_PREREQ(2.13)dnl dnl Minimum Autoconf version required.
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AC_INIT(vpath.c)dnl dnl A distinctive file to look for in srcdir.
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AM_INIT_AUTOMAKE(make, 3.78)
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AM_INIT_AUTOMAKE(make, 3.78.1)
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AM_CONFIG_HEADER(config.h)
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dnl Regular configure stuff
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7
main.c
7
main.c
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@ -1700,12 +1700,7 @@ int main (int argc, char ** argv)
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fflush (stdout);
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fflush (stderr);
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/* Close the jobserver pipes if we opened any. */
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if (job_fds[0] >= 0)
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{
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close (job_fds[0]);
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close (job_fds[1]);
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}
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/* Close the dup'd jobserver pipe if we opened one. */
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if (job_rfd >= 0)
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close (job_rfd);
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@ -8,10 +8,10 @@
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@c FSF publishers: format makebook.texi instead of using this file directly.
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@set RCSID $Id$
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@set EDITION 0.53
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@set VERSION 3.78
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@set UPDATED 14 April 1999
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@set UPDATE-MONTH April 1999
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@set EDITION 0.54
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@set VERSION 3.78.1
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@set UPDATED 09 September 1999
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@set UPDATE-MONTH September 1999
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@comment The ISBN number might need to change on next publication.
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@set ISBN 1-882114-80-9 @c CHANGE THIS BEFORE PRINTING AGAIN! --psmith 16jul98
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@ -1,3 +1,10 @@
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1999-09-23 Paul D. Smith <psmith@gnu.org>
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* scripts/features/parallelism: Add a check to ensure that the
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jobserver works when we re-invoke. Also cleaned up the tests a
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little, reducing the number of rules we use so the test won't need
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as many "sleep" commands.
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1999-09-16 Paul D. Smith <psmith@gnu.org>
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* scripts/features/reinvoke: Remove invocations of "touch" in
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@ -3,7 +3,7 @@
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$description = "Test parallelism (-j) option.";
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$details = "This test creates a makefile with three double-colon default
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$details = "This test creates a makefile with two double-colon default
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rules. The first rule has a series of sleep and echo commands
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intended to run in series. The second and third have just an
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echo statement. When make is called in this test, it is given
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@ -29,48 +29,72 @@ else {
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open(MAKEFILE,"> $makefile");
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print MAKEFILE <<"EOF";
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all : def_1 def_5 def_6
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def_1 :
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\t\@$sleep_command 3 ; echo ONE
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\t\@echo TWO
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\t\@$sleep_command 1 ; echo THREE
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\t\@echo FOUR
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def_5 :
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\t\@echo FIVE
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def_6 :
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\t\@$sleep_command 1 ; echo SIX
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all : def_1 def_2 def_3
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def_1 : ; \@echo ONE; $sleep_command 3 ; echo TWO
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def_2 : ; \@$sleep_command 2 ; echo THREE
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def_3 : ; \@$sleep_command 1 ; echo FOUR
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EOF
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close(MAKEFILE);
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&run_make_with_options($makefile, "-j 4", &get_logfile);
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$answer = "FIVE\nSIX\nONE\nTWO\nTHREE\nFOUR\n";
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$answer = "ONE\nFOUR\nTHREE\nTWO\n";
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&compare_output($answer, &get_logfile(1));
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# Test parallelism with included files
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# Test parallelism with included files. Here we sleep/echo while
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# building the included files, to test that they are being built in
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# parallel.
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$makefile2 = &get_tmpfile;
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open(MAKEFILE,"> $makefile2");
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print MAKEFILE <<'EOF';
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all: 1 2 3; @echo success
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print MAKEFILE <<"EOF";
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all: 1 2; \@echo success
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-include 1.inc 2.inc 3.inc
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-include 1.inc 2.inc
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1.inc: ; @sleep 1; echo 1; echo "1: ; @sleep 2; echo $@ has been included" > $@
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2.inc: ; @sleep 2; echo 2; echo "2: ; @echo $@ has been included" > $@
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3.inc: ; @echo 3; echo "3: ; @sleep 1; echo $@ has been included" > $@
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1.inc: ; \@echo ONE.inc; $sleep_command 2; echo TWO.inc; echo "1: ; \@echo ONE; $sleep_command 2; echo TWO" > \$\@
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2.inc: ; \@$sleep_command 1; echo THREE.inc; echo "2: ; \@$sleep_command 1; echo THREE" > \$\@
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EOF
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close(MAKEFILE);
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&run_make_with_options("$makefile2", "-j 4", &get_logfile);
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$answer = "3\n1\n2\n2.inc has been included\n3.inc has been included\n1.inc has been included\nsuccess\n";
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$answer = "ONE.inc\nTHREE.inc\nTWO.inc\nONE\nTHREE\nTWO\nsuccess\n";
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&compare_output($answer, &get_logfile(1));
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unlink('1.inc', '2.inc', '3.inc');
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unlink('1.inc', '2.inc');
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# Test parallelism with included files--this time recurse first and make
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# sure the jobserver works.
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$makefile3 = &get_tmpfile;
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open(MAKEFILE,"> $makefile3");
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print MAKEFILE <<"EOF";
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recurse: ; \@\$(MAKE) --no-print-directory -f $makefile3 INC=yes all
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all: 1 2; \@echo success
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INC = no
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ifeq (\$(INC),yes)
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-include 1.inc 2.inc
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endif
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1.inc: ; \@echo ONE.inc; $sleep_command 2; echo TWO.inc; echo "1: ; \@echo ONE; $sleep_command 2; echo TWO" > \$\@
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2.inc: ; \@$sleep_command 1; echo THREE.inc; echo "2: ; \@$sleep_command 1; echo THREE" > \$\@
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EOF
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close(MAKEFILE);
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&run_make_with_options("$makefile3", "-j 4", &get_logfile);
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$answer = "ONE.inc\nTHREE.inc\nTWO.inc\nONE\nTHREE\nTWO\nsuccess\n";
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&compare_output($answer, &get_logfile(1));
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unlink('1.inc', '2.inc');
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1;
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