usr/src/lib/libshell/common/tests/exit.sh

   1 ########################################################################
   2 #                                                                      #
   3 #               This software is part of the ast package               #
   4 #          Copyright (c) 1982-2010 AT&T Intellectual Property          #
   5 #                      and is licensed under the                       #
   6 #                  Common Public License, Version 1.0                  #
   7 #                    by AT&T Intellectual Property                     #
   8 #                                                                      #
   9 #                A copy of the License is available at                 #
  10 #            http://www.opensource.org/licenses/cpl1.0.txt             #
  11 #         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         #
  12 #                                                                      #
  13 #              Information and Software Systems Research               #
  14 #                            AT&T Research                             #
  15 #                           Florham Park NJ                            #
  16 #                                                                      #
  17 #                  David Korn <dgk@research.att.com>                   #
  18 #                                                                      #
  19 ########################################################################
  20 function err_exit
  21 {
  22         print -u2 -n "\t"
  23         print -u2 -r ${Command}[$1]: "${@:2}"
  24         let Errors+=1
  25 }
  26 alias err_exit='err_exit $LINENO'
  27
  28 Command=${0##*/}
  29 integer Errors=0
  30
  31 tmp=$(mktemp -dt) || { err_exit mktemp -dt failed; exit 1; }
  32 trap "cd /; rm -rf $tmp" EXIT
  33
  34 function abspath
  35 {
  36         base=$(basename $SHELL)
  37         cd ${SHELL%/$base}
  38         newdir=$(pwd)
  39         cd ~-
  40         print $newdir/$base
  41 }
  42 #test for proper exit of shell
  43 builtin getconf
  44 ABSHELL=$(abspath)
  45 cd $tmp || { err_exit "cd $tmp failed"; exit 1; }
  46 print exit 0 >.profile
  47 ${ABSHELL}  <<!
  48 HOME=$PWD \
  49 PATH=$PATH \
  50 SHELL=$ABSSHELL \
  51 $(
  52         v=$(getconf LIBPATH)
  53         for v in ${v//,/ }
  54         do      v=${v#*:}
  55                 v=${v%%:*}
  56                 eval [[ \$$v ]] && eval print -n \" \"\$v=\"\$$v\"
  57         done
  58 ) \
  59 exec -c -a -ksh ${ABSHELL} -c "exit 1" 1>/dev/null 2>&1
  60 !
  61 status=$(echo $?)
  62 if      [[ -o noprivileged && $status != 0 ]]
  63 then    err_exit 'exit in .profile is ignored'
  64 elif    [[ -o privileged && $status == 0 ]]
  65 then    err_exit 'privileged .profile not ignored'
  66 fi
  67 if      [[ $(trap 'code=$?; echo $code; trap 0; exit $code' 0; exit 123) != 123 ]]
  68 then    err_exit 'exit not setting $?'
  69 fi
  70 cat > run.sh <<- "EOF"
  71         trap 'code=$?; echo $code; trap 0; exit $code' 0
  72         ( trap 0; exit 123 )
  73 EOF
  74 if      [[ $($SHELL ./run.sh) != 123 ]]
  75 then    err_exit 'subshell trap on exit overwrites parent trap'
  76 fi
  77 cd ~- || err_exit "cd back failed"
  78 $SHELL -c 'builtin -f cmd getconf; getconf --"?-version"; exit 0' >/dev/null 2>&1 || err_exit 'ksh plugin exit failed -- was ksh built with CCFLAGS+=$(CC.EXPORT.DYNAMIC)?'
  79
  80 exit $((Errors))