Make git diff-generation use a simpler spawn-like interface

diff --git a/Documentation/install-webdoc.sh b/Documentation/install-webdoc.sh
index 1f534f1e77807276e8985b70aa7abebd8e93c334..50638c78d5a4067320db4519131d224c55b3925a 100755 (executable)
--- a/Documentation/install-webdoc.sh
+++ b/Documentation/install-webdoc.sh
@@ -2,9 +2,9 @@
 
 T="$1"
 
-for h in *.html howto/*.txt
+for h in *.html *.txt howto/*.txt howto/*.html
 do
-       diff -u "$T/$h" "$h" || {
+       diff -u -I'Last updated [0-9][0-9]-[A-Z][a-z][a-z]-' "$T/$h" "$h" || {
                echo >&2 "# install $h $T/$h"
                rm -f "$T/$h"
                mkdir -p `dirname "$T/$h"`
@@ -12,7 +12,7 @@ do
        }
 done
 strip_leading=`echo "$T/" | sed -e 's|.|.|g'`
-for th in "$T"/*.html "$T"/howto/*.txt
+for th in "$T"/*.html "$T"/*.txt "$T"/howto/*.txt "$T"/howto/*.html
 do
        h=`expr "$th" : "$strip_leading"'\(.*\)'`
        case "$h" in