add gen_indent.pl

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8687 d0543943-73ff-0310-b7d9-9358b9ac24b2

build/gen_indent.pl

+open O, ">.indent.pro";
+select O;
+
+while (<>) {
+  open I, $_;
+  while(<I>) {
+    if (/([\w\d]+_t)[\s\)]/) {
+      ##print "-T $1 ";
+      $h{$1}++;
+    }
+  }
+  close I;
+}
+
+print "-brs -sai -npsl -di0 -br -ce -d0 -cli0 -npcs -nfc1 -ut -i4 -ts4 -l155 -cs ";
+
+foreach (keys %h) {
+  print "-T $_ ";
+}
+
+close O;