find files with undocumented code blocks

src/Makefile.am

@@ -26,4 +26,8 @@ hx_run: \
 	@cd ../docs && hx
 	@touch hx_run
 
-dist_bin_SCRIPTS = hx-files.sh hx-incs.sh
+dist_bin_SCRIPTS = \
+	hx-files.sh \
+	hx-incs.sh \
+	hx-undoc.sh
+

src/Makefile.in

@@ -292,7 +292,11 @@ AM_CXXFLAGS = -Wall
 hx_SOURCES = hx.cpp
 hx_LDADD = @CURSES_LIBS@
 hx_CPPFLAGS = @CURSES_CFLAGS@
-dist_bin_SCRIPTS = hx-files.sh hx-incs.sh
+dist_bin_SCRIPTS = \
+	hx-files.sh \
+	hx-incs.sh \
+	hx-undoc.sh
+
 all: all-am
 
 .SUFFIXES:

src/hx-files.sh

@@ -1,6 +1,7 @@
 #!/bin/bash
 
-grep '[dD]ef[(]file: ' $* </dev/null | \
+FILEs=${*:-index.x}
+grep '[dD]ef[(]file: ' $FILEs </dev/null | \
 	cut '-d(' -f2 | \
 	cut '-d)' -f1 | \
 	cut '-d ' -f2 | \

src/hx-incs.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-FILES="index.x "
+FILES="${*:-index.x} "
 NR=1
 USED=""
 

src/hx-srcs.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+FILES="${*:-index.x} "
+USED=""
+
+while [[ "x$FILES" != "x" ]]; do
+	i=`expr match "${FILES}" '[^ ]* '`
+	f=${FILES:0:$i}
+	FILES=${FILES#$f}
+	j=`expr match "${USED}" '(.* )*$f '`
+	if [[ "$j" = "0" ]]; then
+		echo $f
+		USED="$f $USED"
+		NEW=`grep '@inc(' $f | cut '-d(' -f2 | cut '-d)' -f1`
+		TOADD=''
+		for n in $NEW; do
+			TOADD="$TOADD$n "
+		done
+		FILES="$TOADD$FILES"
+	fi
+done

src/hx-undoc.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+FILEs=`hx-srcs.sh $*`
+grep -lPzo '\n```\n\n' $FILEs