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-rw-r--r--lib/expat/conftools/get-version.sh46
1 files changed, 46 insertions, 0 deletions
diff --git a/lib/expat/conftools/get-version.sh b/lib/expat/conftools/get-version.sh
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+++ b/lib/expat/conftools/get-version.sh
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+#!/bin/sh
+#
+# USAGE: get-version.sh path/to/expat.h
+#
+# This script will print Expat's version number on stdout. For example:
+#
+# $ ./conftools/get-version.sh ./lib/expat.h
+# 1.95.3
+# $
+#
+
+if test $# = 0; then
+ echo "ERROR: pathname for expat.h was not provided."
+ echo ""
+ echo "USAGE: $0 path/to/expat.h"
+ exit 1
+fi
+if test $# != 1; then
+ echo "ERROR: too many arguments were provided."
+ echo ""
+ echo "USAGE: $0 path/to/expat.h"
+ exit 1
+fi
+
+hdr="$1"
+if test ! -r "$hdr"; then
+ echo "ERROR: '$hdr' does not exist, or is not readable."
+ exit 1
+fi
+
+MAJOR_VERSION="`sed -n -e '/MAJOR_VERSION/s/[^0-9]*//gp' $hdr`"
+MINOR_VERSION="`sed -n -e '/MINOR_VERSION/s/[^0-9]*//gp' $hdr`"
+MICRO_VERSION="`sed -n -e '/MICRO_VERSION/s/[^0-9]*//gp' $hdr`"
+
+# Determine how to tell echo not to print the trailing \n. This is
+# similar to Autoconf's @ECHO_C@ and @ECHO_N@; however, we don't
+# generate this file via autoconf (in fact, get-version.sh is used
+# to *create* ./configure), so we just do something similar inline.
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+ *c*,-n*) ECHO_N= ECHO_C='
+' ;;
+ *c*,* ) ECHO_N=-n ECHO_C= ;;
+ *) ECHO_N= ECHO_C='\c' ;;
+esac
+
+echo $ECHO_N "$MAJOR_VERSION.$MINOR_VERSION.$MICRO_VERSION$ECHO_C"