Comment support for docs.sh config file.

1 files changed, 3 insertions, 1 deletions

diff --git a/docs.sh b/docs.sh
index 8780b5d..90a655d 100755
--- a/docs.sh
+++ b/docs.sh
@@ -8,11 +8,13 @@
 # The syntax of the references file must be:
 # Name#Absolute path to pdf#Page number
 # The only character with any logic is #, used to separate fields
+# Lines starting directly with # are comments
+# Empty lines are ignored
 # Name can be anything and is just used for selection with dmenu
 
 referencesFile="$HOME/.config/zathura/refs"
 lines="$(wc -l "$referencesFile")"
-if reference="$(cut -d# -f1 <"$referencesFile" |
+if reference="$(sed '/^#/d' "$referencesFile" | sed '/^\s*$/d' | cut -d# -f1 |
 	dmenu -c -bw 3 -i -l "$lines" -p "Reference: ")"; then
 	line="$(grep "$reference" "$referencesFile" | sed q)"
 	file="$(echo "$line" | cut -d# -f2)"