# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1633043774 -7200
# Node ID aa2eb23bd36d43a5cf27281cf7f77b6313235f98
# Parent  8233b51eeab07cdc7923868260122b5d90f49271
Introduced subgraphs reflecting the directory groupings for better layout.

diff -r 8233b51eeab0 -r aa2eb23bd36d docs/tools/depgraph
--- a/docs/tools/depgraph	Mon Sep 27 01:30:05 2021 +0200
+++ b/docs/tools/depgraph	Fri Oct 01 01:16:14 2021 +0200
@@ -24,7 +24,7 @@
 
 filter_libraries()
 {
-    grep -v '<l4\|<systypes\|<std\|<list>\|<map>\|<mutex>\|<condition_variable>\|<string>\|<set>\|<vector>'
+    grep -v '<l4\|<fsclient\|<systypes\|<std\|<list>\|<map>\|<mutex>\|<condition_variable>\|<string>\|<set>\|<vector>'
 }
 
 # Select basenames in search result filenames.
@@ -38,7 +38,8 @@
 
 colour_sources()
 {
-      sed '/files/s/$/ [style=filled,fillcolor="#ffdddd"]/' \
+      sed '/directories/s/$/ [style=filled,fillcolor="#ffffdd"]/' \
+    | sed '/files/s/$/ [style=filled,fillcolor="#ffdddd"]/' \
     | sed '/pipes/s/$/ [style=filled,fillcolor="#ddddff"]/' \
     | sed '/mapping/s/$/ [style=filled,fillcolor="#ddffdd"]/' \
     | sed '/pages/s/$/ [style=filled,fillcolor="#ddffff"]/' \
@@ -80,14 +81,26 @@
 # Generate nodes using source filenames to permit categorisation-based node
 # colouring.
 
-  find $SOURCES -maxdepth 4 -name '*.cc' \
-| filter_interfaces \
-| remove_prefix \
-| colour_sources \
-| select_basenames \
-| sed 's/\.cc//' \
-| sed 's/^/  /;s/$/;/' \
->> "$DOTFILE"
+for GROUP in "$PKGDIR/libfsserver/lib/"* "$PKGDIR/libmem/lib/src/" ; do
+    if [ ! -d "$GROUP" ] ; then
+        continue
+    fi
+
+    GROUPNAME=`basename "$GROUP"`
+
+    echo "subgraph $GROUPNAME {" >> "$DOTFILE"
+
+    find "$GROUP" -type f -name '*.cc' \
+    | filter_interfaces \
+    | remove_prefix \
+    | colour_sources \
+    | select_basenames \
+    | sed 's/\.cc//' \
+    | sed 's/^/  /;s/$/;/' \
+    >> "$DOTFILE"
+
+    echo "}" >> "$DOTFILE"
+done
 
 # Generate header file relationships.
 # Find header files.