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72574626a9
* rcparse.y: Likewise. * resbin.c: Likewise. * rescoff.c: Likewise. * resrc.c: Likewise. * Makefile.am: Rebuild dependencies. (HFILES): Remove readelf.h. * Makefile.in: Rebuild. Based on patches from Andrew Kozin <Andrew.Kozin@p14.f960.n5020.z2.fidonet.org>: * winduni.h: New file, from windres.h. * winduni.c: New file, from windres.c. * windres.c: Move Unicode functions into winduni.c. * windres.h: Move Unicode declarations into winduni.h. Include winduni.h. (RT_ACCELERATOR): Rename from RT_ACCELERATORS to match Windows macro. Change all uses. (RT_PLUGPLAY, RT_VXD): Correct values. * Makefile.am (HFILES): Add windres.h. (CFILES): Add winduni.c. (windres_SOURCES): Add winduni.c.
466 lines
9.6 KiB
Plaintext
466 lines
9.6 KiB
Plaintext
%{ /* rclex.l -- lexer for Windows rc files parser */
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/* Copyright 1997, 1998 Free Software Foundation, Inc.
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Written by Ian Lance Taylor, Cygnus Support.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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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., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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/* This is a lex input file which generates a lexer used by the
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Windows rc file parser. It basically just recognized a bunch of
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keywords. */
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#include "bfd.h"
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#include "bucomm.h"
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#include "libiberty.h"
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#include "windres.h"
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#include "rcparse.h"
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#include <ctype.h>
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#include <assert.h>
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/* Whether we are in rcdata mode, in which we returns the lengths of
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strings. */
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static int rcdata_mode;
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/* List of allocated strings. */
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struct alloc_string
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{
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struct alloc_string *next;
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char *s;
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};
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static struct alloc_string *strings;
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/* Local functions. */
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static void cpp_line PARAMS ((const char *));
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static char *handle_quotes PARAMS ((const char *, unsigned long *));
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static char *get_string PARAMS ((int));
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%}
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%%
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"BEGIN" { return BEG; }
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"{" { return BEG; }
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"END" { return END; }
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"}" { return END; }
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"ACCELERATORS" { return ACCELERATORS; }
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"VIRTKEY" { return VIRTKEY; }
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"ASCII" { return ASCII; }
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"NOINVERT" { return NOINVERT; }
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"SHIFT" { return SHIFT; }
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"CONTROL" { return CONTROL; }
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"ALT" { return ALT; }
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"BITMAP" { return BITMAP; }
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"CURSOR" { return CURSOR; }
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"DIALOG" { return DIALOG; }
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"DIALOGEX" { return DIALOGEX; }
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"EXSTYLE" { return EXSTYLE; }
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"CAPTION" { return CAPTION; }
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"CLASS" { return CLASS; }
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"STYLE" { return STYLE; }
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"AUTO3STATE" { return AUTO3STATE; }
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"AUTOCHECKBOX" { return AUTOCHECKBOX; }
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"AUTORADIOBUTTON" { return AUTORADIOBUTTON; }
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"CHECKBOX" { return CHECKBOX; }
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"COMBOBOX" { return COMBOBOX; }
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"CTEXT" { return CTEXT; }
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"DEFPUSHBUTTON" { return DEFPUSHBUTTON; }
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"EDITTEXT" { return EDITTEXT; }
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"GROUPBOX" { return GROUPBOX; }
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"LISTBOX" { return LISTBOX; }
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"LTEXT" { return LTEXT; }
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"PUSHBOX" { return PUSHBOX; }
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"PUSHBUTTON" { return PUSHBUTTON; }
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"RADIOBUTTON" { return RADIOBUTTON; }
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"RTEXT" { return RTEXT; }
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"SCROLLBAR" { return SCROLLBAR; }
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"STATE3" { return STATE3; }
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"USERBUTTON" { return USERBUTTON; }
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"BEDIT" { return BEDIT; }
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"HEDIT" { return HEDIT; }
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"IEDIT" { return IEDIT; }
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"FONT" { return FONT; }
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"ICON" { return ICON; }
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"LANGUAGE" { return LANGUAGE; }
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"CHARACTERISTICS" { return CHARACTERISTICS; }
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"VERSION" { return VERSIONK; }
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"MENU" { return MENU; }
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"MENUEX" { return MENUEX; }
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"MENUITEM" { return MENUITEM; }
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"SEPARATOR" { return SEPARATOR; }
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"POPUP" { return POPUP; }
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"CHECKED" { return CHECKED; }
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"GRAYED" { return GRAYED; }
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"HELP" { return HELP; }
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"INACTIVE" { return INACTIVE; }
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"MENUBARBREAK" { return MENUBARBREAK; }
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"MENUBREAK" { return MENUBREAK; }
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"MESSAGETABLE" { return MESSAGETABLE; }
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"RCDATA" { return RCDATA; }
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"STRINGTABLE" { return STRINGTABLE; }
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"VERSIONINFO" { return VERSIONINFO; }
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"FILEVERSION" { return FILEVERSION; }
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"PRODUCTVERSION" { return PRODUCTVERSION; }
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"FILEFLAGSMASK" { return FILEFLAGSMASK; }
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"FILEFLAGS" { return FILEFLAGS; }
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"FILEOS" { return FILEOS; }
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"FILETYPE" { return FILETYPE; }
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"FILESUBTYPE" { return FILESUBTYPE; }
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"VALUE" { return VALUE; }
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"MOVEABLE" { return MOVEABLE; }
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"FIXED" { return FIXED; }
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"PURE" { return PURE; }
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"IMPURE" { return IMPURE; }
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"PRELOAD" { return PRELOAD; }
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"LOADONCALL" { return LOADONCALL; }
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"DISCARDABLE" { return DISCARDABLE; }
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"NOT" { return NOT; }
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"BLOCK"[ \t\n]*"\""[^\#\n]*"\"" {
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char *s, *send;
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/* This is a hack to let us parse version
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information easily. */
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s = strchr (yytext, '"');
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++s;
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send = strchr (s, '"');
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if (strncmp (s, "StringFileInfo",
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sizeof "StringFileInfo" - 1) == 0
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&& s + sizeof "StringFileInfo" - 1 == send)
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return BLOCKSTRINGFILEINFO;
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else if (strncmp (s, "VarFileInfo",
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sizeof "VarFileInfo" - 1) == 0
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&& s + sizeof "VarFileInfo" - 1 == send)
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return BLOCKVARFILEINFO;
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else
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{
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char *r;
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r = get_string (send - s + 1);
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strncpy (r, s, send - s);
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r[send - s] = '\0';
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yylval.s = r;
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return BLOCK;
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}
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}
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"#"[^\n]* {
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cpp_line (yytext);
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}
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[0-9][x0-9A-Fa-f]*L {
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yylval.i.val = strtoul (yytext, 0, 0);
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yylval.i.dword = 1;
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return NUMBER;
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}
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[0-9][x0-9A-Fa-f]* {
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yylval.i.val = strtoul (yytext, 0, 0);
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yylval.i.dword = 0;
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return NUMBER;
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}
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("\""[^\"\n]*"\""[ \t]*)+ {
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char *s;
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unsigned long length;
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s = handle_quotes (yytext, &length);
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if (! rcdata_mode)
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{
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yylval.s = s;
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return QUOTEDSTRING;
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}
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else
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{
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yylval.ss.length = length;
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yylval.ss.s = s;
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return SIZEDSTRING;
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}
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}
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[A-Za-z][^ ,\t\r\n]* {
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char *s;
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/* I rejected comma in a string in order to
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handle VIRTKEY, CONTROL in an accelerator
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resource. This means that an unquoted
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file name can not contain a comma. I
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don't know what rc permits. */
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s = get_string (strlen (yytext) + 1);
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strcpy (s, yytext);
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yylval.s = s;
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return STRING;
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}
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[\n] { ++rc_lineno; }
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[ \t\r]+ { /* ignore whitespace */ }
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. { return *yytext; }
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%%
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#ifndef yywrap
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/* This is needed for some versions of lex. */
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int yywrap ()
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{
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return 1;
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}
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#endif
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/* Handle a C preprocessor line. */
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static void
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cpp_line (s)
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const char *s;
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{
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int line;
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char *send, *fn;
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++s;
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while (isspace ((unsigned char) *s))
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++s;
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line = strtol (s, &send, 0);
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if (*send != '\0' && ! isspace ((unsigned char) *send))
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return;
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/* Subtract 1 because we are about to count the newline. */
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rc_lineno = line - 1;
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s = send;
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while (isspace ((unsigned char) *s))
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++s;
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if (*s != '"')
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return;
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++s;
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send = strchr (s, '"');
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if (send == NULL)
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return;
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fn = (char *) xmalloc (send - s + 1);
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strncpy (fn, s, send - s);
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fn[send - s] = '\0';
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free (rc_filename);
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rc_filename = fn;
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}
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/* Handle a quoted string. The quotes are stripped. A pair of quotes
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in a string are turned into a single quote. Adjacent strings are
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merged separated by whitespace are merged, as in C. */
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static char *
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handle_quotes (input, len)
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const char *input;
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unsigned long *len;
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{
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char *ret, *s;
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const char *t;
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int ch;
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ret = get_string (strlen (input) + 1);
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s = ret;
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t = input;
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if (*t == '"')
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++t;
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while (*t != '\0')
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{
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if (*t == '\\')
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{
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++t;
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switch (*t)
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{
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case '\0':
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rcparse_warning ("backslash at end of string");
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break;
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case '\"':
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rcparse_warning ("use \"\" to put \" in a string");
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break;
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case 'a':
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*s++ = ESCAPE_A;
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++t;
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break;
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case 'b':
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*s++ = ESCAPE_B;
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++t;
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break;
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case 'f':
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*s++ = ESCAPE_F;
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++t;
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break;
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case 'n':
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*s++ = ESCAPE_N;
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++t;
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break;
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case 'r':
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*s++ = ESCAPE_R;
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++t;
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break;
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case 't':
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*s++ = ESCAPE_T;
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++t;
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break;
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case 'v':
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*s++ = ESCAPE_V;
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++t;
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break;
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case '\\':
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*s++ = *t++;
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break;
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case '0': case '1': case '2': case '3':
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case '4': case '5': case '6': case '7':
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ch = *t - '0';
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++t;
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if (*t >= '0' && *t <= '7')
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{
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ch = (ch << 3) | (*t - '0');
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++t;
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if (*t >= '0' && *t <= '7')
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{
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ch = (ch << 3) | (*t - '0');
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++t;
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}
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}
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*s++ = ch;
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break;
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case 'x':
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++t;
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ch = 0;
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while (1)
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{
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if (*t >= '0' && *t <= '9')
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ch = (ch << 4) | (*t - '0');
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else if (*t >= 'a' && *t <= 'f')
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ch = (ch << 4) | (*t - 'a');
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else if (*t >= 'A' && *t <= 'F')
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ch = (ch << 4) | (*t - 'A');
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else
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break;
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++t;
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}
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*s++ = ch;
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break;
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default:
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rcparse_warning ("unrecognized escape sequence");
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*s++ = '\\';
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*s++ = *t++;
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break;
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}
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}
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else if (*t != '"')
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*s++ = *t++;
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else if (t[1] == '\0')
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break;
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else if (t[1] == '"')
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{
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*s++ = '"';
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t += 2;
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}
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else
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{
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++t;
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assert (isspace ((unsigned char) *t));
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while (isspace ((unsigned char) *t))
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++t;
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if (*t == '\0')
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break;
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assert (*t == '"');
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++t;
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}
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}
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*s = '\0';
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*len = s - ret;
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return ret;
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}
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/* Allocate a string of a given length. */
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static char *
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get_string (len)
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int len;
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{
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struct alloc_string *as;
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as = (struct alloc_string *) xmalloc (sizeof *as);
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as->s = xmalloc (len);
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as->next = strings;
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strings = as->next;
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return as->s;
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}
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/* Discard all the strings we have allocated. The parser calls this
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when it no longer needs them. */
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void
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rcparse_discard_strings ()
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{
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struct alloc_string *as;
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as = strings;
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while (as != NULL)
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{
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struct alloc_string *n;
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free (as->s);
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n = as->next;
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free (as);
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as = n;
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}
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strings = NULL;
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}
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/* Enter rcdata mode. */
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void
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rcparse_rcdata ()
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{
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rcdata_mode = 1;
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}
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/* Go back to normal mode from rcdata mode. */
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void
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rcparse_normal ()
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{
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rcdata_mode = 0;
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}
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