Do you have a patch? Does the pipe problem go away if you compile with -std=gnu99 as used in http://svn.genunix.org/repos/on/branches/ksh93/gisburn/scripts/buildksh93.sh?
Olga On Thu, Mar 4, 2010 at 2:22 PM, Dr. Werner Fink <[email protected]> wrote: > On Thu, Mar 04, 2010 at 01:54:06PM +0100, Werner Fink wrote: >> On Wed, Mar 03, 2010 at 01:20:09AM -0500, Glenn Fowler wrote: >> > the AT&T Software Technology ast 2010-03-01 source and binary release >> > has been posted to the download site >> > http://www.research.att.com/sw/download/ >> > the notes and changes link has details on the release >> >> >> Hmmm ... this version shows memory leaks (again) and has >> problems with pipes: >> >> + /usr/src/packages/BUILD/ksh93/arch/linux.i386/bin/ksh shtests >> test basic.sh begins at 2010-03-04+11:38:14 >> basic.sh[436]: early termination not causing broken pipe >> basic.sh[477]: pipefail causing /bin/true to wait for other end of >> pipe >> test basic.sh failed at 2010-03-04+11:38:42 with exit code 2 [ 95 tests 2 >> errors ] >> test signal.sh begins at 2010-03-04+11:38:42 >> signal.sh[55]: pipe with --pipefail PIPE trap hangs >> signal.sh[296]: kill -PIPE $$ failed, required termination by signal >> 'KILL' >> test signal.sh failed at 2010-03-04+11:39:57 with exit code 2 [ 26 tests 2 >> errors ] >> test shcomp-basic.ksh begins at 2010-03-04+11:39:57 >> shcomp-basic.ksh[436]: early termination not causing broken pipe >> shcomp-basic.ksh[477]: pipefail causing /bin/true to wait for other >> end of pipe >> test shcomp-basic.ksh failed at 2010-03-04+11:40:25 with exit code 2 [ 95 >> tests 2 errors ] >> test shcomp-signal.ksh begins at 2010-03-04+11:40:25 >> shcomp-signal.ksh[55]: pipe with --pipefail PIPE trap hangs >> shcomp-signal.ksh[296]: kill -PIPE $$ failed, required termination >> by signal 'KILL' >> test shcomp-signal.ksh failed at 2010-03-04+11:41:41 with exit code 2 [ 26 >> tests 2 errors ] >> + /usr/src/packages/BUILD/ksh93/arch/linux.i386/bin/ksh >> /usr/src/packages/SOURCES/leak1.sh >> [leak1.sh: leak count at 2086] >> + /usr/src/packages/BUILD/ksh93/arch/linux.i386/bin/ksh >> /usr/src/packages/SOURCES/leak2.sh >> [leak2.sh: leak count at 2548] >> >> after running those testing scripts two ksh processes remains within >> an endless loop: >> >> 399 8441 99 0.1 3844 1364 1092 20 0 R 1 9:32 >> /usr/src/packages/BUILD/ksh93/arch/linux.i386/bin/ksh >> 399 7964 95 0.1 3844 1368 1092 20 0 R 0 11:19 >> /usr/src/packages/BUILD/ksh93/arch/linux.i386/bin/ksh >> >> an attached strace shows: >> >> write(1, "o\nhello\nhello\nhello\nhello\nhello\n"..., 8192) = -1 EPIPE >> (Broken pipe) >> --- SIGPIPE (Broken pipe) @ 0 (0) --- >> write(1, "o\nhello\nhello\nhello\nhello\nhello\n"..., 8192) = -1 EPIPE >> (Broken pipe) >> --- SIGPIPE (Broken pipe) @ 0 (0) --- >> >> for both processes. Beside this you'll find the scripts leak1.sh and leak2.sh >> in the attachments. >> >> Sometimes a further line is shown: >> >> shcomp-signal.ksh[296]: kill -VTALRM $$ failed, required termination >> by signal 'KILL' > > > With an older compiler I do not see the problems with the pipes > but the memory leaks remain. > > Werner > > > -- > "Having a smoking section in a restaurant is like having > a peeing section in a swimming pool." -- Edward Burr > _______________________________________________ > ast-developers mailing list > [email protected] > https://mailman.research.att.com/mailman/listinfo/ast-developers > -- , _ _ , { \/`o;====- Olga Kryzhanovska -====;o`\/ } .----'-/`-/ [email protected] \-`\-'----. `'-..-| / Solaris/BSD//C/C++ programmer \ |-..-'` /\/\ /\/\ `--` `--` _______________________________________________ ast-users mailing list [email protected] https://mailman.research.att.com/mailman/listinfo/ast-users
