actually works, but hardcoded for firefox

1 files changed, 18 insertions, 3 deletions

diff --git a/md.sh b/md.sh
index 09dcdb3..d197c13 100644..100755
--- a/md.sh
+++ b/md.sh
@@ -2,9 +2,24 @@
 # Display a markdown file in a browser after converting it to HTML
 # SJP 17 Feb 2021
 #
-# stolen from https://unix.stackexchange.com/questions/24931/how-to-make-firefox-read-stdin/24942
+# stolen from https://unix.stackexchange.com/questions/24931/how-to-make-firefox-read-stdin/24942
 
-source = $1
+if [ $# -ne 1 ]; then
+    echo "Requires the name of one markdown file"
+    exit 1
+fi
 
-marked $source | firefox "data:text/html;base64,$(base64 -w 0 <&0)"
+if ! command -v marked &> /dev/null; then
+    echo "Install 'marked' before running this script"
+    exit 1
+fi
+if ! command -v firefox &> /dev/null; then
+    echo "Install 'firefox' before running this script"
+    exit 1
+fi
+
+
+echo there were $# arguments
+mdFile=$1
+marked ${mdFile} | firefox "data:text/html;base64,$(base64 -w 0 <&0)"