vcsh: Add comments

diff --git a/vcsh b/vcsh
index bf843dd1bfb8a4c8593e38accdfd3249bc3819bf..d6ee234a2ebd26e4ca10360f44701f304eefb1e4 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -365,7 +365,11 @@ write_gitignore() {
                        file="$new"
                done;
        done | sort -u)
+
+       # Contrary to GNU mktemp, mktemp on BSD/OSX requires a template for temp files
+       # Use the template GNU mktemo defaults to
        tempfile=$(mktemp tmp.XXXXXXXXXX) || fatal "could not create tempfile" 51
+
        echo '*' > "$tempfile" || fatal "could not write to '$tempfile'" 57
        for gitignore in $gitignores; do
                echo "$gitignore" | sed 's@^@!/@' >> "$tempfile" || fatal "could not write to '$tempfile'" 57