From bug-octave-request at bevo dot che dot wisc dot edu Fri Jun 11 11:27:26 1999 Subject: Exit code of the command system From: Maximilian Pitschi To: bug-octave at bevo dot che dot wisc dot edu Cc: max at ofw dot pr dot siemens dot de Date: Fri, 11 Jun 1999 18:25:57 +0200 (MESZ) Bug report for Octave 2.0.14 configured for hppa1.1-hp-hpux10.20 Description: ----------- The exit code of a shell command that is executed with the command system is not returned if both the standard output and the exit code are returned by the command system. Obviously, there is a synchronization problem between the parent and child process. (BTW, I think there was such problem in octave, version 2.0.9(?), which was fixed then.) Repeat-By: --------- octave GNU Octave, version 2.0.14 (hppa1.1-hp-hpux10.20). Copyright (C) 1996, 1997, 1998, 1999 John W. Eaton. This is free software with ABSOLUTELY NO WARRANTY. For details, type `warranty'. octave:1> while 1; [std,rc]=system('exit 1'), fflush(1); end std = rc = 127 std = rc = 127 std = rc = 1 std = rc = 1 std = rc = 127 std = ... Fix: --- - Configuration (please do not edit this section): ----------------------------------------------- uname output: HP-UX eowyn B.10.20 A 9000/782 2014082859 two-user license configure opts: --prefix=/opt/pubdom --sbindir=/opt/pubdom/bin --libexecdir=/opt/pubdom/lib --infodir=/opt/pubdom/share/info --mandir=/opt/pubdom/share/man --enable-shared --enable-shl Fortran compiler: g77 FFLAGS: -O F2C: F2CFLAGS: FLIBS: -lg2c -lm -L/lib/pa1.1 -L/usr/lib/pa1.1 -u main -L/opt/pubdom/lib/gcc-lib/hppa1.1-hp-hpux10.20/egcs-2.91.66 -L/opt/pubdom/hppa1.1-hp-hpux10.20/lib -L/usr/ccs/bin -L/usr/ccs/lib -L/opt/pubdom/lib -lm CPPFLAGS: INCFLAGS: -I/opt/pubdom/include -I/opt/pubdom/include/octave-2.0.14 C compiler: gcc, version 2.91.66 19990314 (egcs-1.1.2 release) CFLAGS: -DHAVE_CONFIG_H -O2 CPICFLAG: -fPIC C++ compiler: c++, version 2.91.66 19990314 (egcs-1.1.2 release) CXXFLAGS: -DHAVE_CONFIG_H -fno-rtti -fno-exceptions -fno-implicit-templates -O2 CXXPICFLAG: -fPIC LDFLAGS: -g LIBFLAGS: -L/opt/pubdom/lib/octave-2.0.14 RLD_FLAG: -Xlinker +b -Xlinker /opt/pubdom/lib/octave-2.0.14 TERMLIBS: -lcurses LIBS: LEXLIB: LIBPLPLOT: LIBDLFCN: DEFS: -DOCTAVE_SOURCE=1 -DSEPCHAR=':' -DSEPCHAR_STR=":" -DUSE_READLINE=1 -D__NO_MATH_INLINES=1 -DCXX_NEW_FRIEND_TEMPLATE_DECL=1 -DHAVE_LIBM=1 -DF77_APPEND_UNDERSCORE=1 -DSIZEOF_SHORT=2 -DSIZEOF_INT=4 -DSIZEOF_LONG=4 -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DNPOS=string::npos -DSTDC_HEADERS=1 -DHAVE_DIRENT_H=1 -DTIME_WITH_SYS_TIME=1 -DHAVE_SYS_WAIT_H=1 -DHAVE_ASSERT_H=1 -DHAVE_CURSES_H=1 -DHAVE_FCNTL_H=1 -DHAVE_FLOAT_H=1 -DHAVE_FNMATCH_H=1 -DHAVE_GLOB_H=1 -DHAVE_GRP_H=1 -DHAVE_LIMITS_H=1 -DHAVE_MEMORY_H=1 -DHAVE_NAN_H=1 -DHAVE_PWD_H=1 -DHAVE_SGTTY_H=1 -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_SYS_PARAM_H=1 -DHAVE_SYS_RESOURCE_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_SYS_TIME_H=1 -DHAVE_SYS_TIMES_H=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_UTSNAME_H=1 -DHAVE_TERMIO_H=1 -DHAVE_TERMIOS_H=1 -DHAVE_UNISTD_H=1 -DHAVE_VARARGS_H=1 -DHAVE_ATEXIT=1 -DHAVE_BCOPY=1 -DHAVE_BZERO=1 -DHAVE_DUP2=1 -DHAVE_ENDGRENT=1 -DHAVE_ENDPWENT=1 -DHAVE_EXECVP=1 -DHAVE_FCNTL=1 -DHAVE_FORK=1 -DHAVE_GETCWD=1 -DHAVE_GETEGID=1 -DHAVE_GETEUID=1 -DHAVE_GETGID=1 -DHAVE_GETGRENT=1 -DHAVE_GETGRGID=1 -DHAVE_GETGRNAM=1 -DHAVE_GETHOSTNAME=1 -DHAVE_GETPGRP=1 -DHAVE_GETPID=1 -DHAVE_GETPPID=1 -DHAVE_GETPWENT=1 -DHAVE_GETPWNAM=1 -DHAVE_GETPWUID=1 -DHAVE_GETTIMEOFDAY=1 -DHAVE_GETUID=1 -DHAVE_GETWD=1 -DHAVE_LSTAT=1 -DHAVE_MEMMOVE=1 -DHAVE_MKDIR=1 -DHAVE_MKFIFO=1 -DHAVE_PIPE=1 -DHAVE_PUTENV=1 -DHAVE_RENAME=1 -DHAVE_RINDEX=1 -DHAVE_RMDIR=1 -DHAVE_SETGRENT=1 -DHAVE_SETPWENT=1 -DHAVE_SETVBUF=1 -DHAVE_SIGACTION=1 -DHAVE_SIGPENDING=1 -DHAVE_SIGPROCMASK=1 -DHAVE_SIGSUSPEND=1 -DHAVE_STAT=1 -DHAVE_STRCASECMP=1 -DHAVE_STRDUP=1 -DHAVE_STRERROR=1 -DHAVE_STRNCASECMP=1 -DHAVE_TEMPNAM=1 -DHAVE_UMASK=1 -DHAVE_UNLINK=1 -DHAVE_USLEEP=1 -DHAVE_VFPRINTF=1 -DHAVE_VSPRINTF=1 -DHAVE_WAITPID=1 -DHAVE_LIBDLD=1 -DHAVE_SHL_LOAD=1 -DHAVE_SHL_FINDSYM=1 -DWITH_SHL=1 -DWITH_DYNAMIC_LINKING=1 -DHAVE_FINITE=1 -DHAVE_ISNAN=1 -DHAVE_ISINF=1 -DHAVE_ACOSH=1 -DHAVE_ASINH=1 -DHAVE_ATANH=1 -DHAVE_ERF=1 -DHAVE_ERFC=1 -DHAVE_ST_BLKSIZE=1 -DHAVE_ST_BLOCKS=1 -DHAVE_ST_RDEV=1 -DHAVE_TZNAME=1 -DHAVE_GR_PASSWD=1 -DEXCEPTION_IN_MATH=1 -DRETSIGTYPE=void -DHAVE_POSIX_SIGNALS=1 -DHAVE_GETRUSAGE=1 -DHAVE_TIMES=1 -DGNUPLOT_HAS_MULTIPLOT=1 -DGNUPLOT_HAS_FRAMES=1 --------------------------------------------------------------------- Octave is freely available under the terms of the GNU GPL. To ensure that development continues, see www.che.wisc.edu/octave/giftform.html Instructions for unsubscribing: www.che.wisc.edu/octave/archive.html ---------------------------------------------------------------------