dwim.sh

This is the first version of my dwim script.  The problem with POSIX
sh is that the case matching syntax isn't powerful enough.  I need
something like Perl's regex matching capabilities.

1 files changed, 39 insertions, 0 deletions

diff --git a/dwim.sh b/dwim.sh
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index 0000000..64f7773
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+++ b/dwim.sh
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+#!/bin/sh
+
+# dwim (do what i mean) is my own plan9-like plumber
+
+err() { echo "$@" 1>&2; exit 1; }
+usage="$0 phrase"
+
+[ $# -gt 1 ] && err "$usage"
+[ $# -eq 1 ] && p=$1 || p=$(xsel -o)
+[ -z "$p" ] && err "$usage"
+
+[ -z "$OPENER" ] && OPENER=u
+
+case "$p" in
+*:*)
+	file=${p%%:*}
+	line=${p#*:}; line=${line%:}
+
+	dir=
+	case "$file" in
+	/*) ;;
+	~*) ;;
+	*)
+		dir=$(xtitle)/
+		[ ! -d "$dir" ] && err "couldn't retrieve directory"
+		;;
+	esac
+
+	exec "$OPENER" "$EDITOR" -c ":$line" "$dir$file"
+	;;
+/*)
+	exec "$OPENER" "$EDITOR" "${p%:}"
+	;;
+~*)
+	exec "$OPENER" "$EDITOR" "${p%:}"
+	;;
+esac
+
+err "no handler matched"