diff options
Diffstat (limited to 'hw/xwin/winprefsyacc.y')
-rw-r--r-- | hw/xwin/winprefsyacc.y | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/hw/xwin/winprefsyacc.y b/hw/xwin/winprefsyacc.y new file mode 100644 index 000000000..a6ffc7207 --- /dev/null +++ b/hw/xwin/winprefsyacc.y @@ -0,0 +1,334 @@ +%{ +/* + * Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name of the XFree86 Project + * shall not be used in advertising or otherwise to promote the sale, use + * or other dealings in this Software without prior written authorization + * from the XFree86 Project. + * + * Authors: Earle F. Philhower, III + */ +/* $XFree86: xc/programs/Xserver/hw/xwin/winprefsyacc.y,v 1.1 2003/10/02 13:30:11 eich Exp $ */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "winprefs.h" + +/* The following give better error messages in bison at the cost of a few KB */ +#define YYERROR_VERBOSE 1 + +/* The global pref settings */ +WINMULTIWINDOWPREFS pref; + +/* The working menu */ +static MENUPARSED menu; + +/* Functions for parsing the tokens into out structure */ +/* Defined at the end section of this file */ + +static void SetIconDirectory (char *path); +static void SetDefaultIcon (char *fname); +static void SetRootMenu (char *menu); +static void SetDefaultSysMenu (char *menu, int pos); + +static void OpenMenu(char *menuname); +static void AddMenuLine(char *name, MENUCOMMANDTYPE cmd, char *param); +static void CloseMenu(); + +static void OpenIcons(); +static void AddIconLine(char *matchstr, char *iconfile); +static void CloseIcons(); + +static void OpenSysMenu(); +static void AddSysMenuLine(char *matchstr, char *menuname, int pos); +static void CloseSysMenu(); + +static int yyerror (char *s); + +extern void ErrorF (const char* /*f*/, ...); +extern char *yytext; +extern int yylex(); + +%} + +%union { + char *sVal; + int iVal; +} + +%token NEWLINE MENU LB RB ICONDIRECTORY DEFAULTICON ICONS DEFAULTSYSMENU +%token SYSMENU ROOTMENU SEPARATOR ATSTART ATEND EXEC ALWAYSONTOP DEBUG +%token RELOAD + +%token <sVal> STRING +%type <iVal> atspot + +%% + +input: /* empty */ + | input line + ; + +line: NEWLINE + | command + ; + + +newline_or_nada: + | NEWLINE newline_or_nada + ; + +command: defaulticon + | icondirectory + | menu + | icons + | sysmenu + | rootmenu + | defaultsysmenu + | debug + ; + +rootmenu: ROOTMENU STRING NEWLINE { SetRootMenu($2); free($2); } + ; + +defaultsysmenu: DEFAULTSYSMENU STRING atspot NEWLINE { SetDefaultSysMenu($2, $3); free($2); } + ; + +defaulticon: DEFAULTICON STRING NEWLINE { SetDefaultIcon($2); free($2); } + ; + +icondirectory: ICONDIRECTORY STRING NEWLINE { SetIconDirectory($2); free($2); } + ; + +menuline: SEPARATOR NEWLINE newline_or_nada { AddMenuLine("-", CMD_SEPARATOR, ""); } + | STRING ALWAYSONTOP NEWLINE newline_or_nada { AddMenuLine($1, CMD_ALWAYSONTOP, ""); free($1); } + | STRING EXEC STRING NEWLINE newline_or_nada { AddMenuLine($1, CMD_EXEC, $3); free($1); free($3); } + | STRING MENU STRING NEWLINE newline_or_nada { AddMenuLine($1, CMD_MENU, $3); free($1); free($3); } + | STRING RELOAD NEWLINE newline_or_nada { AddMenuLine($1, CMD_RELOAD, ""); free($1); } + ; + +menulist: menuline + | menuline menulist + ; + +menu: MENU STRING LB { OpenMenu($2); free($2); } newline_or_nada menulist RB {CloseMenu();} + ; + +iconline: STRING STRING NEWLINE newline_or_nada { AddIconLine($1, $2); free($1); free($2); } + ; + +iconlist: iconline + | iconline iconlist + ; + +icons: ICONS LB {OpenIcons();} newline_or_nada iconlist RB {CloseIcons();} + ; + +atspot: { $$=AT_END; } + | ATSTART { $$=AT_START; } + | ATEND { $$=AT_END; } + ; + +sysmenuline: STRING STRING atspot NEWLINE newline_or_nada { AddSysMenuLine($1, $2, $3); free($1); free($2); } + ; + +sysmenulist: sysmenuline + | sysmenuline sysmenulist + ; + +sysmenu: SYSMENU LB NEWLINE {OpenSysMenu();} newline_or_nada sysmenulist RB {CloseSysMenu();} + ; + +debug: DEBUG STRING NEWLINE { ErrorF("LoadPreferences: %s\n", $2); free($2); } + ; + + +%% +/* + * Errors in parsing abort and print log messages + */ +static int +yyerror (char *s) +{ + extern int yylineno; /* Handled by flex internally */ + + ErrorF("LoadPreferences: %s line %d\n", s, yylineno); + return 1; +} + +/* Miscellaneous functions to store TOKENs into the structure */ +static void +SetIconDirectory (char *path) +{ + strncpy (pref.iconDirectory, path, PATH_MAX); + pref.iconDirectory[PATH_MAX] = 0; +} + +static void +SetDefaultIcon (char *fname) +{ + strncpy (pref.defaultIconName, fname, NAME_MAX); + pref.defaultIconName[NAME_MAX] = 0; +} + +static void +SetRootMenu (char *menu) +{ + strncpy (pref.rootMenuName, menu, MENU_MAX); + pref.rootMenuName[MENU_MAX] = 0; +} + +static void +SetDefaultSysMenu (char *menu, int pos) +{ + strncpy (pref.defaultSysMenuName, menu, MENU_MAX); + pref.defaultSysMenuName[MENU_MAX] = 0; + pref.defaultSysMenuPos = pos; +} + +static void +OpenMenu (char *menuname) +{ + if (menu.menuItem) free(menu.menuItem); + menu.menuItem = NULL; + strncpy(menu.menuName, menuname, MENU_MAX); + menu.menuName[MENU_MAX] = 0; + menu.menuItems = 0; +} + +static void +AddMenuLine (char *text, MENUCOMMANDTYPE cmd, char *param) +{ + if (menu.menuItem==NULL) + menu.menuItem = (MENUITEM*)malloc(sizeof(MENUITEM)); + else + menu.menuItem = (MENUITEM*) + realloc(menu.menuItem, sizeof(MENUITEM)*(menu.menuItems+1)); + + strncpy (menu.menuItem[menu.menuItems].text, text, MENU_MAX); + menu.menuItem[menu.menuItems].text[MENU_MAX] = 0; + + menu.menuItem[menu.menuItems].cmd = cmd; + + strncpy(menu.menuItem[menu.menuItems].param, param, PARAM_MAX); + menu.menuItem[menu.menuItems].param[PARAM_MAX] = 0; + + menu.menuItem[menu.menuItems].commandID = 0; + + menu.menuItems++; +} + +static void +CloseMenu () +{ + if (menu.menuItem==NULL || menu.menuItems==0) + { + ErrorF("LoadPreferences: Empty menu detected\n"); + return; + } + + if (pref.menuItems) + pref.menu = (MENUPARSED*) + realloc (pref.menu, (pref.menuItems+1)*sizeof(MENUPARSED)); + else + pref.menu = (MENUPARSED*)malloc (sizeof(MENUPARSED)); + + memcpy (pref.menu+pref.menuItems, &menu, sizeof(MENUPARSED)); + pref.menuItems++; + + memset (&menu, 0, sizeof(MENUPARSED)); +} + +static void +OpenIcons () +{ + if (pref.icon != NULL) { + ErrorF("LoadPreferences: Redefining icon mappings\n"); + free(pref.icon); + pref.icon = NULL; + } + pref.iconItems = 0; +} + +static void +AddIconLine (char *matchstr, char *iconfile) +{ + if (pref.icon==NULL) + pref.icon = (ICONITEM*)malloc(sizeof(ICONITEM)); + else + pref.icon = (ICONITEM*) + realloc(pref.icon, sizeof(ICONITEM)*(pref.iconItems+1)); + + strncpy(pref.icon[pref.iconItems].match, matchstr, MENU_MAX); + pref.icon[pref.iconItems].match[MENU_MAX] = 0; + + strncpy(pref.icon[pref.iconItems].iconFile, iconfile, PATH_MAX+NAME_MAX+1); + pref.icon[pref.iconItems].iconFile[PATH_MAX+NAME_MAX+1] = 0; + + pref.icon[pref.iconItems].hicon = 0; + + pref.iconItems++; +} + +static void +CloseIcons () +{ +} + +static void +OpenSysMenu () +{ + if (pref.sysMenu != NULL) { + ErrorF("LoadPreferences: Redefining system menu\n"); + free(pref.sysMenu); + pref.sysMenu = NULL; + } + pref.sysMenuItems = 0; +} + +static void +AddSysMenuLine (char *matchstr, char *menuname, int pos) +{ + if (pref.sysMenu==NULL) + pref.sysMenu = (SYSMENUITEM*)malloc(sizeof(SYSMENUITEM)); + else + pref.sysMenu = (SYSMENUITEM*) + realloc(pref.sysMenu, sizeof(SYSMENUITEM)*(pref.sysMenuItems+1)); + + strncpy (pref.sysMenu[pref.sysMenuItems].match, matchstr, MENU_MAX); + pref.sysMenu[pref.sysMenuItems].match[MENU_MAX] = 0; + + strncpy (pref.sysMenu[pref.sysMenuItems].menuName, menuname, MENU_MAX); + pref.sysMenu[pref.sysMenuItems].menuName[MENU_MAX] = 0; + + pref.sysMenu[pref.sysMenuItems].menuPos = pos; + + pref.sysMenuItems++; +} + +static void +CloseSysMenu () +{ +} + |