version.sh

   1 #!/bin/sh
   2 #
   3 # Get version from header.
   4 #
   5 HEADER=version.h
   6 SCRIPT=version.sh
   7 if [ ! -f "$HEADER" ]; then
   8         echo "$SCRIPT: error: $HEADER does not exist" 1>&2
   9         exit 1
  10 fi
  11 PAT_PREFIX='^#define[[:space:]]+XOMBRERO_'
  12 PAT_SUFFIX='[[:space:]]+[0-9]+$'
  13 MAJOR=$(egrep "${PAT_PREFIX}MAJOR${PAT_SUFFIX}" $HEADER | awk '{print $3}')
  14 MINOR=$(egrep "${PAT_PREFIX}MINOR${PAT_SUFFIX}" $HEADER | awk '{print $3}')
  15 PATCH=$(egrep "${PAT_PREFIX}PATCH${PAT_SUFFIX}" $HEADER | awk '{print $3}')
  16 if [ -z "$MAJOR" -o -z "$MINOR" -o -z "$PATCH" ]; then
  17         echo "$SCRIPT: error: unable to get version from $HEADER" 1>&2
  18         exit 1
  19 fi
  20 echo $MAJOR.$MINOR.$PATCH | tr -d '\n'