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 # Sed grabs all of the "#define XODTEMPLATE_FOO" lines, pulls out the
  26 # FOO part, and then prints "define FOO", surrounded in
  27 # quotes. Afterwards we prune the two lines corresponding to
  28 # XODTEMPLATE_NULL and XODTEMPLATE_NONE which do not correspond to
  29 # real object types. Finally we lowercase everything with tr, and sort
  30 # the result.
  31 XOD_REGEX='#define[[:space:]]\{1,\}XODTEMPLATE_\([^[:space:]]\{1,\}\)[[:space:]]\{1,\}.*'
  32
  33 sed -n "s/${XOD_REGEX}/\"define \1\"/p" "${INFILE}" \
  34   | sed '/define NULL\|NONE/d'                      \
  35   | tr '[A-Z]' '[a-z]'                              \
  36   | sort                                            \