[gcc r13-6724] maintainer-scripts: Add Modula-2 manual to update_web_docs_git

[Gerald Pfeifer <gerald@gcc.gnu.org>]

https://gcc.gnu.org/g:fa4d0ab533cc2bc9cb6f512b3d4bd0bbc01ee797

commit r13-6724-gfa4d0ab533cc2bc9cb6f512b3d4bd0bbc01ee797
Author: Gaius Mulley <gaiusmod2@gmail.com>
Date:   Fri Mar 17 00:08:20 2023 +0100

    maintainer-scripts: Add Modula-2 manual to update_web_docs_git
    
    maintainer-scripts/ChangeLog:
    
            * update_web_docs_git (MANUALS): Add gm2.
            Add include path for gm2 manual.

Diff:
---
 maintainer-scripts/update_web_docs_git | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/maintainer-scripts/update_web_docs_git b/maintainer-scripts/update_web_docs_git
index 1c6a993cafd..4bb4897bf35 100755
--- a/maintainer-scripts/update_web_docs_git
+++ b/maintainer-scripts/update_web_docs_git
@@ -24,6 +24,7 @@ MANUALS="cpp
   gdc
   gfortran
   gfc-internals
+  gm2
   gnat_ugn
   gnat-style
   gnat_rm
@@ -167,7 +168,10 @@ for file in $MANUALS; do
   filename=`find . -name ${file}.texi`
   if [ "${filename}" ]; then
     includes="-I ${includedir} -I `dirname ${filename}`"
-    if [ "$file" = "gnat_ugn" ]; then
+    if [ "$file" = "gm2" ]; then
+      includes="$includes -I gcc/gcc/m2/target-independent"
+      includes="$includes -I gcc/gcc/m2/target-independent/m2"
+    elif [ "$file" = "gnat_ugn" ]; then
       includes="$includes -I gcc/gcc/ada -I gcc/gcc/ada/doc/gnat_ugn"
     fi
     makeinfo --html --css-ref $CSS $includes -o ${file} ${filename}