utils/parse_object_definitions

   1 #!/bin/sh
   2 #
   3 # Parse the object names out of Nagios' xdata/xodtemplate.h, and
   4 # convert them to their definition format.
   5 #
   6 # Operates on whatever file you give it, like the other utilities.
   7 #
   8
   9 EXIT_USAGE=1
  10 EXIT_INPUT_FILE_DOESNT_EXIST=2
  11
  12 if [ $# -lt 1 ]; then
  13     echo "Usage: $0 <input_file>"
  14     exit $EXIT_USAGE
  15 fi
  16
  17
  18 INFILE="$1"
  19
  20 if [ ! -f "$INFILE" ]; then
  21     echo "Error: input file $INFILE doesn't exist."
  22     exit $EXIT_INPUT_FILE_DOESNT_EXIST
  23 fi
  24
  25 # Grep grabs all of the "#define XODTEMPLATE_..." lines, except for
  26 # XODTEMPLATE_NONE, which ain't real.
  27 #
  28 # Sed removes the "XODTEMPLATE_" prefixes, then tr lowercases everything.
  29 #
  30 # Oh and we sort everything, add "define ", and surround each line with
  31 # quotes, because we can get away with it here.
  32 #
  33 grep --only-matching '[[:space:]]XODTEMPLATE_[[:alnum:]_]\{1,\}' "$INFILE" \
  34     | grep -v 'XODTEMPLATE_NONE'                                           \
  35     | sed 's/ XODTEMPLATE_//g'                                             \
  36     | tr '[A-Z]' '[a-z]'                                                   \
  37     | sort                                                                 \
  38     | sed -e 's/^/\"define /g' -e 's/$/\"/g'