Polish comments

firestarter

@@ -19,12 +19,14 @@ exec 1023<> <(:)
 # Basic functions
 print() {
 	# Write a message to STDOUT without a name attached
+	# 1: That message
 	[ -z "$1" ] && return 1
 	printf "%s\\n" \
 		"$1"
 }
 log() {
 	# Write a message to STDOUT
+	# 1: That message
 	[ -z "$1" ] && return 1
 	printf "%s log: %s\\n" \
 		"$_name" \
@@ -32,6 +34,8 @@ log() {
 }
 err() {
 	# Write a message to STDERR, also exit if arg 2 is specified
+	# 1: That message
+	# 2: An optional exit code (will only exit if provided)
 	[ -z "$1" ] && return 1
 	printf "%s err: %s\\n" \
 		"$_name" \
@@ -44,11 +48,14 @@ err() {
 	fi
 }
 has() {
+	# See if a program exists in $PATH
+	# 1: A program
 	[ -z "$1" ] && return 1
 	command -v "$1" > /dev/null 2>&1
 }
 gettarget() {
 	# Parse a defaults file to get the target program
+	# 1: A defaults file
 	[ -z "$1" ] && return 1
 	[ -r "$1" ] || return 1
 	# Every odd line is the check line