gri3-wm/src/cfgparse.l

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%option nounput
%option noinput
%option noyy_top_state
%option stack
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%{
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/*
* vim:ts=8:expandtab
*
*/
#include <stdio.h>
#include <string.h>
#include "cfgparse.tab.h"
#include <xcb/xcb.h>
#include "data.h"
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#include "config.h"
#include "log.h"
#include "util.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; \
}
%}
EOL (\r?\n)
%s BIND_COND
%s BINDSYM_COND
%s BIND_AWS_COND
%s BINDSYM_AWS_COND
%s BIND_A2WS_COND
%s ASSIGN_COND
%s COLOR_COND
%s OUTPUT_COND
%s OUTPUT_AWS_COND
%x BUFFER_LINE
%%
{
/* 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 = strdup(yytext);
yyless(0);
yy_pop_state();
yy_set_bol(true);
yycolumn = 1;
}
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<BIND_A2WS_COND>[^\n]+ { BEGIN(INITIAL); yylval.string = strdup(yytext); return STR; }
<OUTPUT_AWS_COND>[a-zA-Z0-9_-]+ { BEGIN(BIND_A2WS_COND); yylval.string = strdup(yytext); return OUTPUT; }
^[ \t]*#[^\n]* { return TOKCOMMENT; }
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<COLOR_COND>[0-9a-fA-F]+ { yylval.string = strdup(yytext); return HEX; }
[0-9]+ { yylval.number = atoi(yytext); return NUMBER; }
mode { return TOKMODE; }
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bind { BEGIN(BIND_COND); return TOKBIND; }
bindsym { BEGIN(BINDSYM_COND); return TOKBINDSYM; }
floating_modifier { BEGIN(INITIAL); return TOKFLOATING_MODIFIER; }
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workspace { BEGIN(INITIAL); return TOKWORKSPACE; }
output { BEGIN(OUTPUT_COND); return TOKOUTPUT; }
screen {
/* for compatibility until v3.φ */
ELOG("Assignments to screens are DEPRECATED and will not work. " \
"Please replace them with assignments to outputs.\n");
BEGIN(OUTPUT_COND);
return TOKOUTPUT;
}
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terminal { BEGIN(BIND_AWS_COND); return TOKTERMINAL; }
font { BEGIN(BIND_AWS_COND); return TOKFONT; }
assign { BEGIN(ASSIGN_COND); return TOKASSIGN; }
set[^\n]* { return TOKCOMMENT; }
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ipc-socket { BEGIN(BIND_AWS_COND); return TOKIPCSOCKET; }
ipc_socket { BEGIN(BIND_AWS_COND); return TOKIPCSOCKET; }
new_container { return TOKNEWCONTAINER; }
new_window { return TOKNEWWINDOW; }
focus_follows_mouse { return TOKFOCUSFOLLOWSMOUSE; }
default { yylval.number = MODE_DEFAULT; return TOKCONTAINERMODE; }
stacking { yylval.number = MODE_STACK; return TOKCONTAINERMODE; }
tabbed { yylval.number = MODE_TABBED; return TOKCONTAINERMODE; }
stack-limit { return TOKSTACKLIMIT; }
cols { yylval.number = STACK_LIMIT_COLS; return TOKSTACKLIMIT; }
rows { yylval.number = STACK_LIMIT_ROWS; return TOKSTACKLIMIT; }
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exec { BEGIN(BIND_AWS_COND); return TOKEXEC; }
client.focused { BEGIN(COLOR_COND); yylval.color = &config.client.focused; return TOKCOLOR; }
client.focused_inactive { BEGIN(COLOR_COND); yylval.color = &config.client.focused_inactive; return TOKCOLOR; }
client.unfocused { BEGIN(COLOR_COND); yylval.color = &config.client.unfocused; return TOKCOLOR; }
client.urgent { BEGIN(COLOR_COND); yylval.color = &config.client.urgent; return TOKCOLOR; }
bar.focused { BEGIN(COLOR_COND); yylval.color = &config.bar.focused; return TOKCOLOR; }
bar.unfocused { BEGIN(COLOR_COND); yylval.color = &config.bar.unfocused; return TOKCOLOR; }
bar.urgent { BEGIN(COLOR_COND); yylval.color = &config.bar.urgent; return TOKCOLOR; }
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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; }
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control { return TOKCONTROL; }
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ctrl { return TOKCONTROL; }
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shift { return TOKSHIFT; }
→ { return TOKARROW; }
{EOL} {
FREE(context->line_copy);
context->line_number++;
BEGIN(INITIAL);
yy_push_state(BUFFER_LINE);
}
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<BIND_COND>[ \t]+ { BEGIN(BIND_AWS_COND); return WHITESPACE; }
<BINDSYM_COND>[ \t]+ { BEGIN(BINDSYM_AWS_COND); return WHITESPACE; }
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<BIND_AWS_COND>[ \t]+ { BEGIN(BIND_A2WS_COND); return WHITESPACE; }
<BINDSYM_AWS_COND>[ \t]+ { BEGIN(BIND_A2WS_COND); return WHITESPACE; }
<OUTPUT_COND>[ \t]+ { BEGIN(OUTPUT_AWS_COND); return WHITESPACE; }
<OUTPUT_AWS_COND>[ \t]+ { BEGIN(BIND_A2WS_COND); return WHITESPACE; }
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[ \t]+ { return WHITESPACE; }
\"[^\"]+\" {
/* if ASSIGN_COND then */
BEGIN(INITIAL);
/* yylval will be the string, but without quotes */
char *copy = strdup(yytext+1);
copy[strlen(copy)-1] = '\0';
yylval.string = copy;
return QUOTEDSTRING;
}
<ASSIGN_COND>[^ \t]+ { BEGIN(INITIAL); yylval.string = strdup(yytext); return STR_NG; }
<BINDSYM_AWS_COND>[a-zA-Z0-9_]+ { yylval.string = strdup(yytext); return WORD; }
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[a-zA-Z]+ { yylval.string = strdup(yytext); return WORD; }
. { return (int)yytext[0]; }
<<EOF>> {
while (yy_start_stack_ptr > 0)
yy_pop_state();
yyterminate();
}
%%