README.md: Fix mistake & improve sample code

[code/vcsh.git] / vcsh

diff --git a/vcsh b/vcsh
index cf85e7c1a47ccb00dcba5898d83386bd860fc437..2509b66cbde0f954aa7329f97752f9458409dacc 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -8,10 +8,13 @@
 # While the following is not legally binding, the author would like to
 # explain the choice of GPLv2+ over GPLv3+.
 # The author prefers GPLv3+ over GPLv2+ but feels it's better to maintain
-# full compability with git. In case git ever changes its licensing terms,
+# full compatibility's with git. In case git ever changes its licensing terms,
 # which is admittedly extremely unlikely to the point of being impossible,
 # this software will most likely follow suit.
 
+# This should always be the first line of code to facilitate debugging
+[ -n "$VCSH_DEBUG" ] && set -vx
+
 basename() {
        # Implemented in shell to avoid spawning another process
        local file
@@ -21,7 +24,7 @@ basename() {
 }
 
 SELF=$(basename $0)
-VERSION='1.2'
+VERSION='1.3'
 
 fatal() {
        echo "$SELF: fatal: $1" >&2
@@ -35,8 +38,10 @@ while getopts "c:dv" flag; do
        if [ "$1" = '-d' ] || [ "$1" = '--debug' ]; then
                set -vx
                VCSH_DEBUG=1
+               echo "$SELF $VERSION"
        elif [ "$1" = '-v' ];then
                VCSH_VERBOSE=1
+               echo "$SELF $VERSION"
        elif [ "$1" = '-c' ];then
                VCSH_OPTION_CONFIG=$OPTARG
        fi