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Date:      Wed, 20 Nov 2013 21:05:33 +0000 (UTC)
From:      Devin Teske <dteske@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r258401 - head/usr.sbin/bsdconfig/includes
Message-ID:  <201311202105.rAKL5XSw069410@svn.freebsd.org>
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Author: dteske
Date: Wed Nov 20 21:05:33 2013
New Revision: 258401
URL: http://svnweb.freebsd.org/changeset/base/258401

Log:
  Add a `-d' flag for printing the description of each function.

Modified:
  head/usr.sbin/bsdconfig/includes/USAGE
  head/usr.sbin/bsdconfig/includes/includes

Modified: head/usr.sbin/bsdconfig/includes/USAGE
==============================================================================
--- head/usr.sbin/bsdconfig/includes/USAGE	Wed Nov 20 20:37:21 2013	(r258400)
+++ head/usr.sbin/bsdconfig/includes/USAGE	Wed Nov 20 21:05:33 2013	(r258401)
@@ -28,6 +28,7 @@ Usage: bsdconfig @PROGRAM_NAME@ [OPTIONS
 
 OPTIONS:
 	-a    Always use color even when output is not to a terminal.
+	-d    Print the description for each function selected.
 	-f    Show functions for selected includes.
 	-F pattern
 	      If `-f', only print functions matching pattern. Without `-f'
@@ -64,3 +65,7 @@ EXAMPLES:
 		bsdconfig @PROGRAM_NAME@ -F show common
 
 	NB: The `.subr' suffix on the end of the include is optional.
+
+	Show descriptions of each of the `show' functions:
+
+		bsdconfig @PROGRAM_NAME@ -dfF show

Modified: head/usr.sbin/bsdconfig/includes/includes
==============================================================================
--- head/usr.sbin/bsdconfig/includes/includes	Wed Nov 20 20:37:21 2013	(r258400)
+++ head/usr.sbin/bsdconfig/includes/includes	Wed Nov 20 21:05:33 2013	(r258401)
@@ -29,7 +29,7 @@
 ############################################################ INCLUDES
 
 # Prevent common.subr from auto initializing debugging (this is not an inter-
-# active utility that requires debugging).
+# active utility that requires debugging; also `-d' has been repurposed).
 #
 DEBUG_SELF_INITIALIZE=NO
 
@@ -50,6 +50,7 @@ ipgm=$( f_index_menusel_keyword $BSDCFG_
 # Options
 #
 USE_COLOR=1
+SHOW_DESC=
 SHOW_FUNCS=
 FUNC_PATTERN=
 
@@ -64,20 +65,33 @@ show_include()
 	local file="${1#./}"
 
 	local pattern="${FUNC_PATTERN:-.*}"
-	output=$( awk -v use_color=${USE_COLOR:-0} -v re="$pattern" '
+	output=$( awk \
+		-v use_color=${USE_COLOR:-0} \
+		-v re="$pattern" \
+		-v show_desc=${SHOW_DESC:-0} '
 	/^$/,/^#/ {
 		if ($0 ~ /^# f_/) {
 			if (!match($2, re)) next
 			if (use_color)
-				printf " %s%s%s\n",
+				printf "+%s%s%s\n",
 				       substr($0, 2, RSTART),
 				       substr($0, 2 + RSTART, RLENGTH),
 				       substr($0, 2 + RSTART + RLENGTH)
 			else
 				print substr($0, 2)
-			print_more = substr($0, length($0)) == "\\"
+			if (show_desc)
+				print_more = 1
+			else
+				print_more = substr($0, length($0)) == "\\"
 		}
-		while (print_more) {
+		if (show_desc && print_more) {
+			getline
+			while ($0 ~ /^#/) {
+				print substr($0, 2)
+				getline
+			}
+			print_more = 0
+		} else while (print_more) {
 			getline
 			print substr($0, 2)
 			print_more = substr($0, length($0)) == "\\"
@@ -89,10 +103,10 @@ show_include()
 			return $SUCCESS
 		fi
 		if [ "$FUNC_PATTERN" ]; then
-			printf "$msg_functions_in_matching\n" \
+			printf ">>> $msg_functions_in_matching\n" \
 			       "$file" "$FUNC_PATTERN"
 		else
-			printf "$msg_functions_in\n" "$file"
+			printf ">>> $msg_functions_in\n" "$file"
 		fi
 		echo "$output"
 		echo # blank line to simplify awk(1)-based reparse
@@ -110,9 +124,10 @@ show_include()
 #
 # Process command-line arguments
 #
-while getopts afF:hn flag; do
+while getopts adfF:hn flag; do
 	case "$flag" in
 	a) USE_COLOR=1 ;;
+	d) SHOW_DESC=1 ;;
 	f) SHOW_FUNCS=1 ;;
 	F) FUNC_PATTERN="$OPTARG" ;;
 	n) USE_COLOR= ;;

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