carat.sh: add -w option, change default behavior

Signed-off-by: Colin McCabe <cmccabe@alumni.cmu.edu>

diff --git a/carat.sh b/carat.sh
index 07a68fb..a96b680 100755 (executable)
--- a/carat.sh
+++ b/carat.sh
@@ -15,4 +15,8 @@
 # Colin McCabe
 #
 
-fold -s -w 75 | sed 's/^/> /'
+if [[ "$1" == "-w" ]]; then
+    fold -s -w 75 | sed 's/^/ > /'
+else
+    sed 's/^/ > /'
+fi