tests/printf7.sub

   1 #   This program is free software: you can redistribute it and/or modify
   2 #   it under the terms of the GNU General Public License as published by
   3 #   the Free Software Foundation, either version 3 of the License, or
   4 #   (at your option) any later version.
   5 #
   6 #   This program is distributed in the hope that it will be useful,
   7 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 #   GNU General Public License for more details.
  10 #
  11 #   You should have received a copy of the GNU General Public License
  12 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13 #
  14
  15 # tests of integer overflow for field width and precision arguments
  16 INT_MAX=$(getconf INT_MAX)
  17 TOOBIG=$(( $INT_MAX * 10 ))
  18
  19 printf '[%*s]\n' "${TOOBIG}"
  20 printf '[%*s]\n' "${TOOBIG}" X
  21
  22 printf -v VAR '[%*s]' "${TOOBIG}"
  23 echo VAR="$VAR"
  24 unset -v VAR
  25 printf -v VAR '[%*s]' "${TOOBIG}" X
  26 echo VAR="$VAR"
  27 unset -v VAR
  28
  29 TOOBIG=9223372036854775825
  30
  31 printf '[%*s]\n' "${TOOBIG}"
  32 printf '[%*s]\n' "${TOOBIG}" X
  33
  34 printf -v VAR '[%*s]' "${TOOBIG}"
  35 echo VAR="$VAR"
  36 unset -v VAR
  37 printf -v VAR '[%*s]' "${TOOBIG}" X
  38 echo VAR="$VAR"
  39 unset -v VAR
  40
  41 TOOBIG=$(( $INT_MAX * 10 ))
  42
  43 printf '[%.*s]\n' "${TOOBIG}"
  44 printf '[%.*s]\n' "${TOOBIG}" X
  45
  46 printf -v VAR '[%.*s]' "${TOOBIG}"
  47 echo VAR="$VAR"
  48 unset -v VAR
  49 printf -v VAR '[%.*s]' "${TOOBIG}" X
  50 echo VAR="$VAR"
  51 unset -v VAR
  52
  53 TOOBIG=9223372036854775825
  54
  55 printf '[%.*s]\n' "${TOOBIG}"
  56 printf '[%.*s]\n' "${TOOBIG}" X
  57
  58 printf -v VAR '[%.*s]' "${TOOBIG}"
  59 echo VAR="$VAR"
  60 unset -v VAR
  61 printf -v VAR '[%.*s]' "${TOOBIG}" X
  62 echo VAR="$VAR"
  63 unset -v VAR
  64
  65 # out of range inline precisions
  66
  67 # can't test %s, too many varying implementations
  68 #printf "%.${TOOBIG}s\n" XY
  69 printf -v VAR "%.${TOOBIG}s\n" XY
  70 echo $VAR
  71 printf "%.${TOOBIG}Q\n" XY