3 # USAGE: get-version.sh path/to/expat.h
5 # This script will print Expat's version number on stdout. For example:
7 # $ ./conftools/get-version.sh ./lib/expat.h
13 echo "ERROR: pathname for expat.h was not provided."
15 echo "USAGE: $0 path/to/expat.h"
19 echo "ERROR: too many arguments were provided."
21 echo "USAGE: $0 path/to/expat.h"
26 if test ! -r "$hdr"; then
27 echo "ERROR: '$hdr' does not exist, or is not readable."
31 MAJOR_VERSION=$(sed -n -e '/MAJOR_VERSION/s/[^0-9]*//gp' "$hdr")
32 MINOR_VERSION=$(sed -n -e '/MINOR_VERSION/s/[^0-9]*//gp' "$hdr")
33 MICRO_VERSION=$(sed -n -e '/MICRO_VERSION/s/[^0-9]*//gp' "$hdr")
35 printf '%s.%s.%s' "$MAJOR_VERSION" "$MINOR_VERSION" "$MICRO_VERSION"