Date: Thu, 22 Aug 2002 14:19:54 -0400 (EDT) From: Chaskiel Grundman <cg2v@andrew.cmu.edu> To: FreeBSD-gnats-submit@FreeBSD.org Subject: bin/41908: make: $? not always set Message-ID: <200208221819.g7MIJsxH021252@yeltsin.andrew.cmu.edu>
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>Number: 41908 >Category: bin >Synopsis: make: $? not always set >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Aug 22 11:30:01 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Chaskiel Grundman >Release: FreeBSD 4.6-STABLE i386 >Organization: >Environment: System: FreeBSD yeltsin.andrew.cmu.edu 4.6-STABLE FreeBSD 4.6-STABLE #0: Tue Aug 20 09:48:10 EDT 2002 cg2v@yeltsin.andrew.cmu.edu:/usr/obj/usr/src/sys/MODERN2940 i386 >Description: if an archive's internal timestamp and file modtime are different make considers targets dependent on the archive to be out of date, but does not put the archive in $? >How-To-Repeat: with this makefile in an empty directory: all: test2.a test2.a: test.a install -c $? $@ test.a: t1.o ar crv $@ t1.o ranlib $@ t1.c: Makefile touch t1.c breakit: touch test.a run the following sequence: make; make breakit; make; make The last command (and any successive make invocations) will fail, and make -dm produces output like the following: Examining Makefile...modified 13:58:35 Aug 22, 2002...up-to-date. Examining t1.c...modified 13:58:37 Aug 22, 2002...up-to-date. Examining t1.o...modified 13:58:37 Aug 22, 2002...up-to-date. Examining test.a...modified 13:58:41 Aug 22, 2002...library.../ modified 13:58:37 Aug 22, 2002...up-to-date. Examining test2.a...modified 13:58:43 Aug 22, 2002...library.../ modified 13:58:37 Aug 22, 2002...out-of-date. install -c test2.a usage: install [-bCcpSsv] [-B suffix] [-f flags] [-g group] [-m mode] [-o owner] file1 file2 install [-bCcpSsv] [-B suffix] [-f flags] [-g group] [-m mode] [-o owner] file1 ... fileN directory install -d [-v] [-g group] [-m mode] [-o owner] directory ... In the peice of software I actually encountered this in, there is no "touch" involved, but somehow the 2 timestamps are a second apart. >Fix: >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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