forked from osmocom/wireshark
f52d1d52a6
Fixes this failure: tshark: lapi.c:175: lua_settop: Assertion `(-(idx+1) <= (L->top - (func + 1))) && "invalid new top"' failed. Found using LUA 5.2 compiled with -DLUA_USE_APICHECK. Note that the value returned by luaopen_bit does not affect the size of the stack after using lua_call; if there are excess return values, then these will be dropped after calling lua_call. See http://www.lua.org/pil/26.2.html I also verified that the stack is still empty after calling all wslua_reg_module functions. Change-Id: Ia72635277ca4d8077e47a5c472391a78fe6d311e Reviewed-on: https://code.wireshark.org/review/10664 Petri-Dish: Peter Wu <peter@lekensteyn.nl> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Peter Wu <peter@lekensteyn.nl>
102 lines
3.1 KiB
Perl
Executable file
102 lines
3.1 KiB
Perl
Executable file
#!/usr/bin/perl
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#
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# make-reg.pl
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# Registration Macros Generator
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#
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# (c) 2006, Luis E. Garcia Onatnon <luis.ontanon@gmail.com>
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#
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# Wireshark - Network traffic analyzer
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# By Gerald Combs <gerald@wireshark.org>
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# Copyright 1998 Gerald Combs
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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use strict;
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use Getopt::Long;
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my @classes = ();
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my @functions = ();
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my $source_dir = "";
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GetOptions('dir=s' => \$source_dir);
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my $filename;
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while ($filename = $ARGV[0]) {
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shift;
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if ($source_dir and ! -e $filename) {
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$filename = $source_dir . '/' . $filename;
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}
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open FILE, $filename or warn "Couldn't open file $filename: $!";
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while (<FILE>) {
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push @classes, $1 if /WSLUA_CLASS_DEFINE(?:_BASE)?\050\s*([A-Za-z0-9]+)/;
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push @functions, $1 if /WSLUA_FUNCTION\s+wslua_([a-z_0-9]+)/;
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}
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}
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open C, ">register_wslua.c";
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open H, ">declare_wslua.h";
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print H "/* This file is automatically generated by make-reg.pl; do not edit! */\n\n";
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print C "/* This file is automatically generated by make-reg.pl; do not edit! */\n\n";
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print H "#define WSLUA_DECLARE_CLASSES() \\\n";
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for (@classes) {
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print H "\tWSLUA_CLASS_DECLARE($_);\\\n"
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}
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print H "\n\n";
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print H "#define WSLUA_DECLARE_FUNCTIONS() \\\n";
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for (@functions) {
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print H "\tWSLUA_FUNCTION wslua_$_(lua_State* L);\\\n"
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}
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print H "\n\n";
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print H "extern void wslua_register_classes(lua_State* L);\n";
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print H "extern void wslua_register_functions(lua_State* L);\n";
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print H "\n\n";
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print C '#include "config.h"' . "\n";
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print C '#include "wslua.h"' . "\n\n";
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print C '#include "lua_bitop.h"' . "\n\n";
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print C "static void wslua_reg_module(lua_State* L, const char *name _U_, lua_CFunction func) { \n";
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print C "\tlua_pushcfunction(L, func);\n";
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# why was this done? this string was never used for anything - I'll keep the argument "name" above
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# just in case this needs to be reverted someday, but I think this thing's from old code or something
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# print C "\tlua_pushstring(L, name);\n";
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# print C "\tlua_call(L, 1, 0);\n";
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print C "\tlua_call(L, 0, 0);\n";
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print C "}\n\n";
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print C "void wslua_register_classes(lua_State* L) { \n";
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for (@classes) {
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print C "\twslua_reg_module(L, \"${_}\", ${_}_register);\n";
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}
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print C "\twslua_reg_module(L, \"bit\", luaopen_bit);\n";
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print C "\twslua_reg_module(L, \"GRegex\", luaopen_rex_glib);\n";
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print C "}\n\n";
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print C "void wslua_register_functions(lua_State* L) {\n";
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for (@functions) {
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print C "\tWSLUA_REGISTER_FUNCTION($_); \n"
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}
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print C "}\n\n";
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close H;
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close C;
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