i3/src/cfgparse.l

292 lines
15 KiB
Plaintext

/*
* vim:ts=4:sw=4:expandtab
*
*/
%option nounput
%option noinput
%option noyy_top_state
%option stack
%{
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <xcb/xcb.h>
#include "log.h"
#include "data.h"
#include "config.h"
#include "util.h"
#include "libi3.h"
#include "cfgparse.tab.h"
int yycolumn = 1;
#define YY_DECL int yylex (struct context *context)
#define YY_USER_ACTION { \
context->first_column = yycolumn; \
context->last_column = yycolumn+yyleng-1; \
yycolumn += yyleng; \
}
/* macro to first eat whitespace, then expect a string */
#define WS_STRING do { \
yy_push_state(WANT_STRING); \
yy_push_state(EAT_WHITESPACE); \
} while (0)
#define BAR_TRIPLE_COLOR do { \
yy_push_state(BAR_COLOR); \
yy_push_state(BAR_COLOR); \
yy_push_state(BAR_COLOR); \
} while (0)
%}
EOL (\r?\n)
%s WANT_STRING
%s WANT_QSTRING
%s BINDSYM_COND
%s ASSIGN_COND
%s ASSIGN_TARGET_COND
%s COLOR_COND
%s OUTPUT_COND
%s FOR_WINDOW_COND
%s EAT_WHITESPACE
%x BUFFER_LINE
%x BAR
%x BAR_MODE
%x BAR_MODIFIER
%x BAR_POSITION
%x BAR_COLORS
%x BAR_COLOR
%x EXEC
%%
{
/* This is called when a new line is lexed. We only want the
* first line to match to go into state BUFFER_LINE */
if (context->line_number == 0) {
context->line_number = 1;
BEGIN(INITIAL);
yy_push_state(BUFFER_LINE);
}
}
<BUFFER_LINE>^[^\r\n]*/{EOL}? {
/* save whole line */
context->line_copy = sstrdup(yytext);
yyless(0);
yy_pop_state();
yy_set_bol(true);
yycolumn = 1;
}
/* This part of the lexer handles the bar {} blocks */
<BAR,BAR_MODE,BAR_MODIFIER,BAR_POSITION,BAR_COLORS,BAR_COLOR>[ \t]+ { /* ignore whitespace */ ; }
<BAR>"{" { return '{'; }
<BAR>"}" { yy_pop_state(); return '}'; }
<BAR>^[ \t]*#[^\n]* { return TOKCOMMENT; }
<BAR>output { WS_STRING; return TOK_BAR_OUTPUT; }
<BAR>tray_output { WS_STRING; return TOK_BAR_TRAY_OUTPUT; }
<BAR>socket_path { WS_STRING; return TOK_BAR_SOCKET_PATH; }
<BAR>mode { yy_push_state(BAR_MODE); return TOK_BAR_MODE; }
<BAR_MODE>hide { yy_pop_state(); return TOK_BAR_HIDE; }
<BAR_MODE>dock { yy_pop_state(); return TOK_BAR_DOCK; }
<BAR>modifier { yy_push_state(BAR_MODIFIER); return TOK_BAR_MODIFIER; }
<BAR_MODIFIER>control { yy_pop_state(); return TOK_BAR_CONTROL; }
<BAR_MODIFIER>ctrl { yy_pop_state(); return TOK_BAR_CONTROL; }
<BAR_MODIFIER>shift { yy_pop_state(); return TOK_BAR_SHIFT; }
<BAR_MODIFIER>Mod1 { yy_pop_state(); return TOK_BAR_MOD1; }
<BAR_MODIFIER>Mod2 { yy_pop_state(); return TOK_BAR_MOD2; }
<BAR_MODIFIER>Mod3 { yy_pop_state(); return TOK_BAR_MOD3; }
<BAR_MODIFIER>Mod4 { yy_pop_state(); return TOK_BAR_MOD4; }
<BAR_MODIFIER>Mod5 { yy_pop_state(); return TOK_BAR_MOD5; }
<BAR>position { yy_push_state(BAR_POSITION); return TOK_BAR_POSITION; }
<BAR_POSITION>bottom { yy_pop_state(); return TOK_BAR_BOTTOM; }
<BAR_POSITION>top { yy_pop_state(); return TOK_BAR_TOP; }
<BAR>status_command { WS_STRING; return TOK_BAR_STATUS_COMMAND; }
<BAR>i3bar_command { WS_STRING; return TOK_BAR_I3BAR_COMMAND; }
<BAR>font { WS_STRING; return TOK_BAR_FONT; }
<BAR>workspace_buttons { return TOK_BAR_WORKSPACE_BUTTONS; }
<BAR>verbose { return TOK_BAR_VERBOSE; }
<BAR>colors { yy_push_state(BAR_COLORS); return TOK_BAR_COLORS; }
<BAR_COLORS>"{" { return '{'; }
<BAR_COLORS>"}" { yy_pop_state(); return '}'; }
<BAR_COLORS>^[ \t]*#[^\n]* { return TOKCOMMENT; }
<BAR_COLORS>background { yy_push_state(BAR_COLOR); return TOK_BAR_COLOR_BACKGROUND; }
<BAR_COLORS>statusline { yy_push_state(BAR_COLOR); return TOK_BAR_COLOR_STATUSLINE; }
<BAR_COLORS>focused_workspace { BAR_TRIPLE_COLOR; return TOK_BAR_COLOR_FOCUSED_WORKSPACE; }
<BAR_COLORS>active_workspace { BAR_TRIPLE_COLOR; return TOK_BAR_COLOR_ACTIVE_WORKSPACE; }
<BAR_COLORS>inactive_workspace { BAR_TRIPLE_COLOR; return TOK_BAR_COLOR_INACTIVE_WORKSPACE; }
<BAR_COLORS>urgent_workspace { BAR_TRIPLE_COLOR; return TOK_BAR_COLOR_URGENT_WORKSPACE; }
<BAR_COLOR>#[0-9a-fA-F]+ { yy_pop_state(); yylval.string = sstrdup(yytext); return HEXCOLOR; }
<BAR_COLOR>{EOL} {
yy_pop_state();
FREE(context->line_copy);
context->line_number++;
yy_push_state(BUFFER_LINE);
}
<BAR,BAR_COLORS,BAR_MODE,BAR_MODIFIER,BAR_POSITION>[a-zA-Z]+ { yylval.string = sstrdup(yytext); return WORD; }
<FOR_WINDOW_COND>"]" { yy_pop_state(); return ']'; }
<ASSIGN_COND>"[" {
/* this is the case for the new assign syntax
* that uses criteria */
yy_pop_state();
yy_push_state(FOR_WINDOW_COND);
/* afterwards we will be in ASSIGN_TARGET_COND */
return '[';
}
<EAT_WHITESPACE>[ \t]* { yy_pop_state(); }
<EAT_WHITESPACE>{EOL} { yy_pop_state(); }
<BINDSYM_COND>{EOL} { yy_pop_state(); }
<WANT_QSTRING>\"[^\"]+\" {
yy_pop_state();
/* strip quotes */
char *copy = sstrdup(yytext+1);
copy[strlen(copy)-1] = '\0';
yylval.string = copy;
return STR;
}
<WANT_STRING>[^\n]+ { yy_pop_state(); yylval.string = sstrdup(yytext); return STR; }
<OUTPUT_COND>[a-zA-Z0-9_-]+ { yy_pop_state(); yylval.string = sstrdup(yytext); return OUTPUT; }
^[ \t]*#[^\n]* { return TOKCOMMENT; }
<COLOR_COND>#[0-9a-fA-F]+ { yy_pop_state(); yylval.string = sstrdup(yytext); return HEXCOLOR; }
<COLOR_COND>{EOL} {
yy_pop_state();
FREE(context->line_copy);
context->line_number++;
yy_push_state(BUFFER_LINE);
}
<ASSIGN_TARGET_COND>[ \t]*→[ \t]* { BEGIN(WANT_STRING); }
<ASSIGN_TARGET_COND>[ \t]+ { BEGIN(WANT_STRING); }
<EXEC>--no-startup-id { printf("no startup id\n"); yy_pop_state(); return TOK_NO_STARTUP_ID; }
<EXEC>. { printf("anything else: *%s*\n", yytext); yyless(0); yy_pop_state(); yy_pop_state(); }
[0-9-]+ { yylval.number = atoi(yytext); return NUMBER; }
bar { yy_push_state(BAR); return TOK_BAR; }
mode { return TOKMODE; }
bind { yy_push_state(WANT_STRING); yy_push_state(EAT_WHITESPACE); yy_push_state(EAT_WHITESPACE); return TOKBINDCODE; }
bindcode { yy_push_state(WANT_STRING); yy_push_state(EAT_WHITESPACE); yy_push_state(EAT_WHITESPACE); return TOKBINDCODE; }
bindsym { yy_push_state(BINDSYM_COND); yy_push_state(EAT_WHITESPACE); return TOKBINDSYM; }
floating_maximum_size { return TOKFLOATING_MAXIMUM_SIZE; }
floating_minimum_size { return TOKFLOATING_MINIMUM_SIZE; }
floating_modifier { return TOKFLOATING_MODIFIER; }
workspace { return TOKWORKSPACE; }
output { yy_push_state(OUTPUT_COND); yy_push_state(EAT_WHITESPACE); return TOKOUTPUT; }
terminal { WS_STRING; return TOKTERMINAL; }
font { WS_STRING; return TOKFONT; }
assign { yy_push_state(ASSIGN_TARGET_COND); yy_push_state(ASSIGN_COND); return TOKASSIGN; }
set[^\n]* { return TOKCOMMENT; }
ipc-socket { WS_STRING; return TOKIPCSOCKET; }
ipc_socket { WS_STRING; return TOKIPCSOCKET; }
restart_state { WS_STRING; return TOKRESTARTSTATE; }
default_orientation { return TOK_ORIENTATION; }
horizontal { return TOK_HORIZ; }
vertical { return TOK_VERT; }
auto { return TOK_AUTO; }
workspace_layout { return TOK_WORKSPACE_LAYOUT; }
new_window { return TOKNEWWINDOW; }
new_float { return TOKNEWFLOAT; }
normal { return TOK_NORMAL; }
none { return TOK_NONE; }
1pixel { return TOK_1PIXEL; }
focus_follows_mouse { return TOKFOCUSFOLLOWSMOUSE; }
force_focus_wrapping { return TOK_FORCE_FOCUS_WRAPPING; }
force_xinerama { return TOK_FORCE_XINERAMA; }
force-xinerama { return TOK_FORCE_XINERAMA; }
fake_outputs { WS_STRING; return TOK_FAKE_OUTPUTS; }
fake-outputs { WS_STRING; return TOK_FAKE_OUTPUTS; }
workspace_auto_back_and_forth { return TOK_WORKSPACE_AUTO_BAF; }
workspace_bar { return TOKWORKSPACEBAR; }
popup_during_fullscreen { return TOK_POPUP_DURING_FULLSCREEN; }
ignore { return TOK_IGNORE; }
leave_fullscreen { return TOK_LEAVE_FULLSCREEN; }
for_window {
/* Example: for_window [class="urxvt"] border none
*
* First, we wait for the ']' that finishes a match (FOR_WINDOW_COND)
* Then, we require a whitespace (EAT_WHITESPACE)
* And the rest of the line is parsed as a string
*/
yy_push_state(WANT_STRING);
yy_push_state(EAT_WHITESPACE);
yy_push_state(FOR_WINDOW_COND);
return TOK_FOR_WINDOW;
}
default { /* yylval.number = MODE_DEFAULT; */return TOK_DEFAULT; }
stacking { /* yylval.number = MODE_STACK; */return TOK_STACKING; }
stacked { return TOK_STACKING; }
tabbed { /* yylval.number = MODE_TABBED; */return TOK_TABBED; }
stack-limit { return TOKSTACKLIMIT; }
cols { /* yylval.number = STACK_LIMIT_COLS; */return TOKSTACKLIMIT; }
rows { /* yylval.number = STACK_LIMIT_ROWS; */return TOKSTACKLIMIT; }
exec { WS_STRING; yy_push_state(EXEC); yy_push_state(EAT_WHITESPACE); return TOKEXEC; }
exec_always { WS_STRING; yy_push_state(EXEC); yy_push_state(EAT_WHITESPACE); return TOKEXEC_ALWAYS; }
client.background { yy_push_state(COLOR_COND); yylval.single_color = &config.client.background; return TOKSINGLECOLOR; }
client.focused { yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yylval.color = &config.client.focused; return TOKCOLOR; }
client.focused_inactive { yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yylval.color = &config.client.focused_inactive; return TOKCOLOR; }
client.unfocused { yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yylval.color = &config.client.unfocused; return TOKCOLOR; }
client.urgent { yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yy_push_state(COLOR_COND); yylval.color = &config.client.urgent; return TOKCOLOR; }
bar.focused { yy_push_state(COLOR_COND); yylval.color = &config.bar.focused; return TOKCOLOR; }
bar.unfocused { yy_push_state(COLOR_COND); yylval.color = &config.bar.unfocused; return TOKCOLOR; }
bar.urgent { yy_push_state(COLOR_COND); yylval.color = &config.bar.urgent; return TOKCOLOR; }
Mod1 { yylval.number = BIND_MOD1; return MODIFIER; }
Mod2 { yylval.number = BIND_MOD2; return MODIFIER; }
Mod3 { yylval.number = BIND_MOD3; return MODIFIER; }
Mod4 { yylval.number = BIND_MOD4; return MODIFIER; }
Mod5 { yylval.number = BIND_MOD5; return MODIFIER; }
Mode_switch { yylval.number = BIND_MODE_SWITCH; return MODIFIER; }
control { return TOKCONTROL; }
ctrl { return TOKCONTROL; }
shift { return TOKSHIFT; }
class { yy_push_state(WANT_QSTRING); return TOK_CLASS; }
instance { yy_push_state(WANT_QSTRING); return TOK_INSTANCE; }
window_role { yy_push_state(WANT_QSTRING); return TOK_WINDOW_ROLE; }
id { yy_push_state(WANT_QSTRING); return TOK_ID; }
con_id { yy_push_state(WANT_QSTRING); return TOK_CON_ID; }
con_mark { yy_push_state(WANT_QSTRING); return TOK_MARK; }
title { yy_push_state(WANT_QSTRING); return TOK_TITLE; }
urgent { yy_push_state(WANT_QSTRING); return TOK_URGENT; }
<*>{EOL} {
FREE(context->line_copy);
context->line_number++;
yy_push_state(BUFFER_LINE);
}
<BINDSYM_COND>[ \t]+ { yy_pop_state(); yy_push_state(WANT_STRING); }
<OUTPUT_COND>[ \t]+ { yy_pop_state(); yy_push_state(WANT_STRING); }
[ \t]+ { /* ignore whitespace */ ; }
\"[^\"]+\" {
/* if ASSIGN_COND then */
if (yy_start_stack_ptr > 0)
yy_pop_state();
/* yylval will be the string, but without quotes */
char *copy = sstrdup(yytext+1);
copy[strlen(copy)-1] = '\0';
yylval.string = copy;
return QUOTEDSTRING;
}
<ASSIGN_COND>[^ \t\"\[]+ { BEGIN(ASSIGN_TARGET_COND); yylval.string = sstrdup(yytext); return STR_NG; }
<BINDSYM_COND>[a-zA-Z0-9_]+ { yylval.string = sstrdup(yytext); return WORD; }
[a-zA-Z]+ { yylval.string = sstrdup(yytext); return WORD; }
. { return (int)yytext[0]; }
<<EOF>> {
while (yy_start_stack_ptr > 0)
yy_pop_state();
yyterminate();
}
%%