Port to meson

This commit is contained in:
cælōrum spectātrīx 2026-01-22 20:56:26 +01:00
parent 24acf99fe3
commit 8d3f12fd36
5 changed files with 36 additions and 686 deletions

View file

@ -1,21 +0,0 @@
PREFIX ?= /usr/local
PKG_CONFIG ?= pkg-config
LIBS = x11 xft xrandr libbsd-overlay
override CFLAGS += $(shell $(PKG_CONFIG) --cflags $(LIBS))
override LDFLAGS += $(shell $(PKG_CONFIG) --libs $(LIBS))
PROG = cwm
OBJS = calmwm.o client.o conf.o group.o kbfunc.o menu.o parse.o screen.o search.o util.o \
xevents.o xmalloc.o xutil.o
.PHONY: all
all: $(PROG)
$(PROG): $(OBJS)
$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
.PHONY: clean
clean:
rm -f $(OBJS)
.PRECIOUS: parse.c

View file

@ -1,24 +0,0 @@
# $OpenBSD: Makefile,v 1.25 2017/07/14 17:23:38 okan Exp $
.include <bsd.xconf.mk>
PROG= cwm
SRCS= calmwm.c screen.c xmalloc.c client.c menu.c \
search.c util.c xutil.c conf.c xevents.c group.c \
kbfunc.c parse.y
CPPFLAGS+= -I${X11BASE}/include -I${X11BASE}/include/freetype2 -I${.CURDIR}
CFLAGS+= -Wall
YFLAGS=
LDADD+= -L${X11BASE}/lib -lXft -lXrender -lX11 -lxcb -lXau -lXdmcp \
-lfontconfig -lexpat -lfreetype -lz -lXrandr -lXext
MANDIR= ${X11BASE}/man/man
MAN= cwm.1 cwmrc.5
obj: _xenocara_obj
.include <bsd.prog.mk>
.include <bsd.xorg.mk>

View file

@ -110,8 +110,10 @@ main(int argc, char **argv)
xfd = x_init(display_name); xfd = x_init(display_name);
cwm_status = CWM_RUNNING; cwm_status = CWM_RUNNING;
/* if (pledge("stdio rpath proc exec", NULL) == -1) */ #ifdef HAVE_PLEDGE
/* err(1, "pledge"); */ if (pledge("stdio rpath proc exec", NULL) == -1)
err(1, "pledge");
#endif /* HAVE_PLEDGE */
memset(&pfd, 0, sizeof(pfd)); memset(&pfd, 0, sizeof(pfd));
pfd[0].fd = xfd; pfd[0].fd = xfd;

32
meson.build Normal file
View file

@ -0,0 +1,32 @@
project('cwm', 'c', meson_version : '>=1.3.0')
srcs = ['calmwm.c', 'client.c', 'conf.c', 'group.c', 'kbfunc.c', 'menu.c', 'parse.c', 'screen.c',
'search.c', 'util.c', 'xevents.c', 'xmalloc.c', 'xutil.c']
args = []
deps = [dependency('x11'), dependency('xft'), dependency('xrandr')]
cc = meson.get_compiler('c')
if cc.has_function('pledge', prefix : '#include <unistd.h>')
args += '-DHAVE_PLEDGE'
endif
if not cc.has_function('strtonum', prefix : '#include <stdlib.h>') \
or not cc.has_define('TAILQ_FOREACH_SAFE', prefix : '#include <sys/queue.h>')
deps += dependency('libbsd-overlay')
endif
if not cc.has_header('sys/cdefs.h') or \
not cc.has_define('__dead', prefix : '#include <sys/cdefs.h>')
if cc.has_function_attribute('noreturn')
args += '"-D__dead=__attribute__((__noreturn__))"'
else
args += '-D__dead'
endif
endif
if not cc.has_define('WAIT_ANY', prefix : '#include <sys/wait.h>')
args += '"-DWAIT_ANY=(-1)"'
endif
if not cc.has_define('INFTIM', prefix : '#include <poll.h>')
args += '"-DINFTIM=(-1)"'
endif
executable('cwm', srcs, install : true, dependencies : deps)
install_man('cwm.1', 'cwmrc.5')

639
parse.y
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@ -1,639 +0,0 @@
/* $OpenBSD: parse.y,v 1.75 2021/12/24 16:00:47 okan Exp $ */
/*
* Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
* Copyright (c) 2001 Markus Friedl. All rights reserved.
* Copyright (c) 2001 Daniel Hartmeier. All rights reserved.
* Copyright (c) 2001 Theo de Raadt. All rights reserved.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
%{
#include <sys/types.h>
#include <sys/queue.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <limits.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "calmwm.h"
TAILQ_HEAD(files, file) files = TAILQ_HEAD_INITIALIZER(files);
static struct file {
TAILQ_ENTRY(file) entry;
FILE *stream;
char *name;
int lineno;
int errors;
} *file, *topfile;
struct file *pushfile(const char *, FILE *);
int popfile(void);
int yyparse(void);
int yylex(void);
int yyerror(const char *, ...)
__attribute__((__format__ (printf, 1, 2)))
__attribute__((__nonnull__ (1)));
int kw_cmp(const void *, const void *);
int lookup(char *);
int lgetc(int);
int lungetc(int);
int findeol(void);
static struct conf *conf;
typedef struct {
union {
int64_t number;
char *string;
} v;
int lineno;
} YYSTYPE;
%}
%token BINDKEY UNBINDKEY BINDMOUSE UNBINDMOUSE
%token FONTNAME STICKY GAP
%token AUTOGROUP COMMAND IGNORE WM
%token YES NO BORDERWIDTH MOVEAMOUNT HTILE VTILE
%token COLOR SNAPDIST
%token ACTIVEBORDER INACTIVEBORDER URGENCYBORDER
%token GROUPBORDER UNGROUPBORDER
%token MENUBG MENUFG
%token FONTCOLOR FONTSELCOLOR
%token ERROR
%token <v.string> STRING
%token <v.number> NUMBER
%type <v.number> yesno
%type <v.string> string numberstring
%%
grammar : /* empty */
| grammar '\n'
| grammar main '\n'
| grammar color '\n'
| grammar error '\n' { file->errors++; }
;
string : string STRING {
if (asprintf(&$$, "%s %s", $1, $2) == -1) {
free($1);
free($2);
yyerror("string: asprintf");
YYERROR;
}
free($1);
free($2);
}
| STRING
;
numberstring : NUMBER {
char *s;
if (asprintf(&s, "%lld", $1) == -1) {
yyerror("string: asprintf");
YYERROR;
}
$$ = s;
}
| STRING
;
yesno : YES { $$ = 1; }
| NO { $$ = 0; }
;
main : FONTNAME STRING {
free(conf->font);
conf->font = $2;
}
| STICKY yesno {
conf->stickygroups = $2;
}
| BORDERWIDTH NUMBER {
if ($2 < 0 || $2 > INT_MAX) {
yyerror("invalid borderwidth");
YYERROR;
}
conf->bwidth = $2;
}
| HTILE NUMBER {
if ($2 < 0 || $2 > 99) {
yyerror("invalid htile percent");
YYERROR;
}
conf->htile = $2;
}
| VTILE NUMBER {
if ($2 < 0 || $2 > 99) {
yyerror("invalid vtile percent");
YYERROR;
}
conf->vtile = $2;
}
| MOVEAMOUNT NUMBER {
if ($2 < 0 || $2 > INT_MAX) {
yyerror("invalid movemount");
YYERROR;
}
conf->mamount = $2;
}
| SNAPDIST NUMBER {
if ($2 < 0 || $2 > INT_MAX) {
yyerror("invalid snapdist");
YYERROR;
}
conf->snapdist = $2;
}
| COMMAND STRING string {
if (strlen($3) >= PATH_MAX) {
yyerror("%s command path too long", $2);
free($2);
free($3);
YYERROR;
}
conf_cmd_add(conf, $2, $3);
free($2);
free($3);
}
| WM STRING string {
if (strlen($3) >= PATH_MAX) {
yyerror("%s wm path too long", $2);
free($2);
free($3);
YYERROR;
}
conf_wm_add(conf, $2, $3);
free($2);
free($3);
}
| AUTOGROUP NUMBER STRING {
if ($2 < 0 || $2 > 9) {
yyerror("invalid autogroup");
free($3);
YYERROR;
}
conf_autogroup(conf, $2, NULL, $3);
free($3);
}
| AUTOGROUP NUMBER STRING ',' STRING {
if ($2 < 0 || $2 > 9) {
yyerror("invalid autogroup");
free($3);
free($5);
YYERROR;
}
conf_autogroup(conf, $2, $3, $5);
free($3);
free($5);
}
| IGNORE STRING {
conf_ignore(conf, $2);
free($2);
}
| GAP NUMBER NUMBER NUMBER NUMBER {
if ($2 < 0 || $2 > INT_MAX ||
$3 < 0 || $3 > INT_MAX ||
$4 < 0 || $4 > INT_MAX ||
$5 < 0 || $5 > INT_MAX) {
yyerror("invalid gap");
YYERROR;
}
conf->gap.top = $2;
conf->gap.bottom = $3;
conf->gap.left = $4;
conf->gap.right = $5;
}
| BINDKEY numberstring string {
if (!conf_bind_key(conf, $2, $3)) {
yyerror("invalid bind-key: %s %s", $2, $3);
free($2);
free($3);
YYERROR;
}
free($2);
free($3);
}
| UNBINDKEY numberstring {
if (!conf_bind_key(conf, $2, NULL)) {
yyerror("invalid unbind-key: %s", $2);
free($2);
YYERROR;
}
free($2);
}
| BINDMOUSE numberstring string {
if (!conf_bind_mouse(conf, $2, $3)) {
yyerror("invalid bind-mouse: %s %s", $2, $3);
free($2);
free($3);
YYERROR;
}
free($2);
free($3);
}
| UNBINDMOUSE numberstring {
if (!conf_bind_mouse(conf, $2, NULL)) {
yyerror("invalid unbind-mouse: %s", $2);
free($2);
YYERROR;
}
free($2);
}
;
color : COLOR colors
;
colors : ACTIVEBORDER STRING {
free(conf->color[CWM_COLOR_BORDER_ACTIVE]);
conf->color[CWM_COLOR_BORDER_ACTIVE] = $2;
}
| INACTIVEBORDER STRING {
free(conf->color[CWM_COLOR_BORDER_INACTIVE]);
conf->color[CWM_COLOR_BORDER_INACTIVE] = $2;
}
| URGENCYBORDER STRING {
free(conf->color[CWM_COLOR_BORDER_URGENCY]);
conf->color[CWM_COLOR_BORDER_URGENCY] = $2;
}
| GROUPBORDER STRING {
free(conf->color[CWM_COLOR_BORDER_GROUP]);
conf->color[CWM_COLOR_BORDER_GROUP] = $2;
}
| UNGROUPBORDER STRING {
free(conf->color[CWM_COLOR_BORDER_UNGROUP]);
conf->color[CWM_COLOR_BORDER_UNGROUP] = $2;
}
| MENUBG STRING {
free(conf->color[CWM_COLOR_MENU_BG]);
conf->color[CWM_COLOR_MENU_BG] = $2;
}
| MENUFG STRING {
free(conf->color[CWM_COLOR_MENU_FG]);
conf->color[CWM_COLOR_MENU_FG] = $2;
}
| FONTCOLOR STRING {
free(conf->color[CWM_COLOR_MENU_FONT]);
conf->color[CWM_COLOR_MENU_FONT] = $2;
}
| FONTSELCOLOR STRING {
free(conf->color[CWM_COLOR_MENU_FONT_SEL]);
conf->color[CWM_COLOR_MENU_FONT_SEL] = $2;
}
;
%%
struct keywords {
const char *k_name;
int k_val;
};
int
yyerror(const char *fmt, ...)
{
va_list ap;
file->errors++;
va_start(ap, fmt);
fprintf(stderr, "%s:%d: ", file->name, yylval.lineno);
vfprintf(stderr, fmt, ap);
fprintf(stderr, "\n");
va_end(ap);
return (0);
}
int
kw_cmp(const void *k, const void *e)
{
return (strcmp(k, ((const struct keywords *)e)->k_name));
}
int
lookup(char *s)
{
/* this has to be sorted always */
static const struct keywords keywords[] = {
{ "activeborder", ACTIVEBORDER},
{ "autogroup", AUTOGROUP},
{ "bind-key", BINDKEY},
{ "bind-mouse", BINDMOUSE},
{ "borderwidth", BORDERWIDTH},
{ "color", COLOR},
{ "command", COMMAND},
{ "font", FONTCOLOR},
{ "fontname", FONTNAME},
{ "gap", GAP},
{ "groupborder", GROUPBORDER},
{ "htile", HTILE},
{ "ignore", IGNORE},
{ "inactiveborder", INACTIVEBORDER},
{ "menubg", MENUBG},
{ "menufg", MENUFG},
{ "moveamount", MOVEAMOUNT},
{ "no", NO},
{ "selfont", FONTSELCOLOR},
{ "snapdist", SNAPDIST},
{ "sticky", STICKY},
{ "unbind-key", UNBINDKEY},
{ "unbind-mouse", UNBINDMOUSE},
{ "ungroupborder", UNGROUPBORDER},
{ "urgencyborder", URGENCYBORDER},
{ "vtile", VTILE},
{ "wm", WM},
{ "yes", YES}
};
const struct keywords *p;
p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
sizeof(keywords[0]), kw_cmp);
if (p)
return (p->k_val);
else
return (STRING);
}
#define MAXPUSHBACK 128
char *parsebuf;
int parseindex;
char pushback_buffer[MAXPUSHBACK];
int pushback_index = 0;
int
lgetc(int quotec)
{
int c, next;
if (parsebuf) {
/* Read character from the parsebuffer instead of input. */
if (parseindex >= 0) {
c = (unsigned char)parsebuf[parseindex++];
if (c != '\0')
return (c);
parsebuf = NULL;
} else
parseindex++;
}
if (pushback_index)
return ((unsigned char)pushback_buffer[--pushback_index]);
if (quotec) {
if ((c = getc(file->stream)) == EOF) {
yyerror("reached end of file while parsing "
"quoted string");
if (file == topfile || popfile() == EOF)
return (EOF);
return (quotec);
}
return (c);
}
while ((c = getc(file->stream)) == '\\') {
next = getc(file->stream);
if (next != '\n') {
c = next;
break;
}
yylval.lineno = file->lineno;
file->lineno++;
}
while (c == EOF) {
if (file == topfile || popfile() == EOF)
return (EOF);
c = getc(file->stream);
}
return (c);
}
int
lungetc(int c)
{
if (c == EOF)
return (EOF);
if (parsebuf) {
parseindex--;
if (parseindex >= 0)
return (c);
}
if (pushback_index + 1 >= MAXPUSHBACK)
return (EOF);
pushback_buffer[pushback_index++] = c;
return (c);
}
int
findeol(void)
{
int c;
parsebuf = NULL;
/* skip to either EOF or the first real EOL */
while (1) {
if (pushback_index)
c = (unsigned char)pushback_buffer[--pushback_index];
else
c = lgetc(0);
if (c == '\n') {
file->lineno++;
break;
}
if (c == EOF)
break;
}
return (ERROR);
}
int
yylex(void)
{
char buf[8096];
char *p;
int quotec, next, c;
int token;
p = buf;
while ((c = lgetc(0)) == ' ' || c == '\t')
; /* nothing */
yylval.lineno = file->lineno;
if (c == '#')
while ((c = lgetc(0)) != '\n' && c != EOF)
; /* nothing */
switch (c) {
case '\'':
case '"':
quotec = c;
while (1) {
if ((c = lgetc(quotec)) == EOF)
return (0);
if (c == '\n') {
file->lineno++;
continue;
} else if (c == '\\') {
if ((next = lgetc(quotec)) == EOF)
return (0);
if (next == quotec || next == ' ' ||
next == '\t')
c = next;
else if (next == '\n') {
file->lineno++;
continue;
} else
lungetc(next);
} else if (c == quotec) {
*p = '\0';
break;
} else if (c == '\0') {
yyerror("syntax error");
return (findeol());
}
if (p + 1 >= buf + sizeof(buf) - 1) {
yyerror("string too long");
return (findeol());
}
*p++ = c;
}
yylval.v.string = xstrdup(buf);
return (STRING);
}
#define allowed_to_end_number(x) \
(isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
if (c == '-' || isdigit(c)) {
do {
*p++ = c;
if ((size_t)(p-buf) >= sizeof(buf)) {
yyerror("string too long");
return (findeol());
}
} while ((c = lgetc(0)) != EOF && isdigit(c));
lungetc(c);
if (p == buf + 1 && buf[0] == '-')
goto nodigits;
if (c == EOF || allowed_to_end_number(c)) {
const char *errstr = NULL;
*p = '\0';
yylval.v.number = strtonum(buf, LLONG_MIN,
LLONG_MAX, &errstr);
if (errstr) {
yyerror("\"%s\" invalid number: %s",
buf, errstr);
return (findeol());
}
return (NUMBER);
} else {
nodigits:
while (p > buf + 1)
lungetc((unsigned char)*--p);
c = (unsigned char)*--p;
if (c == '-')
return (c);
}
}
/* Similar to other parse.y copies, but also allows '/' in strings */
#define allowed_in_string(x) \
(isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
x != '{' && x != '}' && x != '<' && x != '>' && \
x != '!' && x != '=' && x != '#' && x != ','))
if (isalnum(c) || c == ':' || c == '_' || c == '*' || c == '/') {
do {
*p++ = c;
if ((size_t)(p-buf) >= sizeof(buf)) {
yyerror("string too long");
return (findeol());
}
} while ((c = lgetc(0)) != EOF && (allowed_in_string(c)));
lungetc(c);
*p = '\0';
if ((token = lookup(buf)) == STRING)
yylval.v.string = xstrdup(buf);
return (token);
}
if (c == '\n') {
yylval.lineno = file->lineno;
file->lineno++;
}
if (c == EOF)
return (0);
return (c);
}
struct file *
pushfile(const char *name, FILE *stream)
{
struct file *nfile;
nfile = xcalloc(1, sizeof(struct file));
nfile->name = xstrdup(name);
nfile->stream = stream;
nfile->lineno = 1;
TAILQ_INSERT_TAIL(&files, nfile, entry);
return (nfile);
}
int
popfile(void)
{
struct file *prev;
if ((prev = TAILQ_PREV(file, files, entry)) != NULL)
prev->errors += file->errors;
TAILQ_REMOVE(&files, file, entry);
fclose(file->stream);
free(file->name);
free(file);
file = prev;
return (file ? 0 : EOF);
}
int
parse_config(const char *filename, struct conf *xconf)
{
FILE *stream;
int errors = 0;
conf = xconf;
stream = fopen(filename, "r");
if (stream == NULL) {
if (errno == ENOENT)
return (0);
warn("%s", filename);
return (-1);
}
file = pushfile(filename, stream);
topfile = file;
yyparse();
errors = file->errors;
popfile();
return (errors ? -1 : 0);
}