mirror of
https://github.com/vale981/spectrwm
synced 2025-03-05 09:51:38 -05:00
Add linux goo; from NicM
This commit is contained in:
Marco Peereboom
parent
238662f027
commit
d3af2be74b
3 changed files with 467 additions and 0 deletions
14
linux/Makefile
Normal file
14
linux/Makefile
Normal file
|
|
@ -0,0 +1,14 @@
|
|||
# $scrotwm$
|
||||
|
||||
CFLAGS+= -Wall -Wno-uninitialised -ggdb -D_GNU_SOURCE -I.
|
||||
LDADD+= -lX11 -lXrandr
|
||||
|
||||
CC= gcc
|
||||
|
||||
all: scrotwm
|
||||
|
||||
scrotwm: scrotwm.o linux.o
|
||||
$(CC) $(LDFLAGS) -o $@ $+ $(LDADD)
|
||||
|
||||
clean:
|
||||
rm -f *.o
|
||||
438
linux/linux.c
Normal file
438
linux/linux.c
Normal file
|
|
@ -0,0 +1,438 @@
|
|||
/* $scrotwm$ */
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/cdefs.h>
|
||||
|
||||
#include <errno.h>
|
||||
#include <errno.h>
|
||||
#include <limits.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "util.h"
|
||||
|
||||
/*
|
||||
* All the workarounds for glibc stupidity are piled into this file...
|
||||
*/
|
||||
|
||||
/* --------------------------------------------------------------------------- */
|
||||
/* $OpenBSD: strlcpy.c,v 1.10 2005/08/08 08:05:37 espie Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copy src to string dst of size siz. At most siz-1 characters
|
||||
* will be copied. Always NUL terminates (unless siz == 0).
|
||||
* Returns strlen(src); if retval >= siz, truncation occurred.
|
||||
*/
|
||||
size_t
|
||||
strlcpy(char *dst, const char *src, size_t siz)
|
||||
{
|
||||
char *d = dst;
|
||||
const char *s = src;
|
||||
size_t n = siz;
|
||||
|
||||
/* Copy as many bytes as will fit */
|
||||
if (n != 0 && --n != 0) {
|
||||
do {
|
||||
if ((*d++ = *s++) == 0)
|
||||
break;
|
||||
} while (--n != 0);
|
||||
}
|
||||
|
||||
/* Not enough room in dst, add NUL and traverse rest of src */
|
||||
if (n == 0) {
|
||||
if (siz != 0)
|
||||
*d = '\0'; /* NUL-terminate dst */
|
||||
while (*s++)
|
||||
;
|
||||
}
|
||||
|
||||
return(s - src - 1); /* count does not include NUL */
|
||||
}
|
||||
|
||||
/* --------------------------------------------------------------------------- */
|
||||
/* $OpenBSD: strlcat.c,v 1.13 2005/08/08 08:05:37 espie Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Appends src to string dst of size siz (unlike strncat, siz is the
|
||||
* full size of dst, not space left). At most siz-1 characters
|
||||
* will be copied. Always NUL terminates (unless siz <= strlen(dst)).
|
||||
* Returns strlen(src) + MIN(siz, strlen(initial dst)).
|
||||
* If retval >= siz, truncation occurred.
|
||||
*/
|
||||
size_t
|
||||
strlcat(char *dst, const char *src, size_t siz)
|
||||
{
|
||||
char *d = dst;
|
||||
const char *s = src;
|
||||
size_t n = siz;
|
||||
size_t dlen;
|
||||
|
||||
/* Find the end of dst and adjust bytes left but don't go past end */
|
||||
while (n-- != 0 && *d != '\0')
|
||||
d++;
|
||||
dlen = d - dst;
|
||||
n = siz - dlen;
|
||||
|
||||
if (n == 0)
|
||||
return(dlen + strlen(s));
|
||||
while (*s != '\0') {
|
||||
if (n != 1) {
|
||||
*d++ = *s;
|
||||
n--;
|
||||
}
|
||||
s++;
|
||||
}
|
||||
*d = '\0';
|
||||
|
||||
return(dlen + (s - src)); /* count does not include NUL */
|
||||
}
|
||||
|
||||
/* --------------------------------------------------------------------------- */
|
||||
/* $NetBSD: fgetln.c,v 1.3 2007/08/07 02:06:58 lukem Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* by Christos Zoulas.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of The NetBSD Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
||||
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
char *
|
||||
fgetln(fp, len)
|
||||
FILE *fp;
|
||||
size_t *len;
|
||||
{
|
||||
static char *buf = NULL;
|
||||
static size_t bufsiz = 0;
|
||||
char *ptr;
|
||||
|
||||
|
||||
if (buf == NULL) {
|
||||
bufsiz = BUFSIZ;
|
||||
if ((buf = malloc(bufsiz)) == NULL)
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (fgets(buf, bufsiz, fp) == NULL)
|
||||
return NULL;
|
||||
|
||||
*len = 0;
|
||||
while ((ptr = strchr(&buf[*len], '\n')) == NULL) {
|
||||
size_t nbufsiz = bufsiz + BUFSIZ;
|
||||
char *nbuf = realloc(buf, nbufsiz);
|
||||
|
||||
if (nbuf == NULL) {
|
||||
int oerrno = errno;
|
||||
free(buf);
|
||||
errno = oerrno;
|
||||
buf = NULL;
|
||||
return NULL;
|
||||
} else
|
||||
buf = nbuf;
|
||||
|
||||
*len = bufsiz;
|
||||
if (fgets(&buf[bufsiz], BUFSIZ, fp) == NULL)
|
||||
return buf;
|
||||
|
||||
bufsiz = nbufsiz;
|
||||
}
|
||||
|
||||
*len = (ptr - buf) + 1;
|
||||
return buf;
|
||||
}
|
||||
|
||||
/* --------------------------------------------------------------------------- */
|
||||
/* $OpenBSD: fparseln.c,v 1.6 2005/08/02 21:46:23 espie Exp $ */
|
||||
/* $NetBSD: fparseln.c,v 1.7 1999/07/02 15:49:12 simonb Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1997 Christos Zoulas. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by Christos Zoulas.
|
||||
* 4. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#define FPARSELN_UNESCESC 0x01
|
||||
#define FPARSELN_UNESCCONT 0x02
|
||||
#define FPARSELN_UNESCCOMM 0x04
|
||||
#define FPARSELN_UNESCREST 0x08
|
||||
#define FPARSELN_UNESCALL 0x0f
|
||||
|
||||
static int isescaped(const char *, const char *, int);
|
||||
|
||||
/* isescaped():
|
||||
* Return true if the character in *p that belongs to a string
|
||||
* that starts in *sp, is escaped by the escape character esc.
|
||||
*/
|
||||
static int
|
||||
isescaped(const char *sp, const char *p, int esc)
|
||||
{
|
||||
const char *cp;
|
||||
size_t ne;
|
||||
|
||||
/* No escape character */
|
||||
if (esc == '\0')
|
||||
return 1;
|
||||
|
||||
/* Count the number of escape characters that precede ours */
|
||||
for (ne = 0, cp = p; --cp >= sp && *cp == esc; ne++)
|
||||
continue;
|
||||
|
||||
/* Return true if odd number of escape characters */
|
||||
return (ne & 1) != 0;
|
||||
}
|
||||
|
||||
|
||||
/* fparseln():
|
||||
* Read a line from a file parsing continuations ending in \
|
||||
* and eliminating trailing newlines, or comments starting with
|
||||
* the comment char.
|
||||
*/
|
||||
char *
|
||||
fparseln(FILE *fp, size_t *size, size_t *lineno, const char str[3],
|
||||
int flags)
|
||||
{
|
||||
static const char dstr[3] = { '\\', '\\', '#' };
|
||||
char *buf = NULL, *ptr, *cp, esc, con, nl, com;
|
||||
size_t s, len = 0;
|
||||
int cnt = 1;
|
||||
|
||||
if (str == NULL)
|
||||
str = dstr;
|
||||
|
||||
esc = str[0];
|
||||
con = str[1];
|
||||
com = str[2];
|
||||
|
||||
/*
|
||||
* XXX: it would be cool to be able to specify the newline character,
|
||||
* but unfortunately, fgetln does not let us
|
||||
*/
|
||||
nl = '\n';
|
||||
|
||||
while (cnt) {
|
||||
cnt = 0;
|
||||
|
||||
if (lineno)
|
||||
(*lineno)++;
|
||||
|
||||
if ((ptr = fgetln(fp, &s)) == NULL)
|
||||
break;
|
||||
|
||||
if (s && com) { /* Check and eliminate comments */
|
||||
for (cp = ptr; cp < ptr + s; cp++)
|
||||
if (*cp == com && !isescaped(ptr, cp, esc)) {
|
||||
s = cp - ptr;
|
||||
cnt = s == 0 && buf == NULL;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (s && nl) { /* Check and eliminate newlines */
|
||||
cp = &ptr[s - 1];
|
||||
|
||||
if (*cp == nl)
|
||||
s--; /* forget newline */
|
||||
}
|
||||
|
||||
if (s && con) { /* Check and eliminate continuations */
|
||||
cp = &ptr[s - 1];
|
||||
|
||||
if (*cp == con && !isescaped(ptr, cp, esc)) {
|
||||
s--; /* forget escape */
|
||||
cnt = 1;
|
||||
}
|
||||
}
|
||||
|
||||
if (s == 0 && buf != NULL)
|
||||
continue;
|
||||
|
||||
if ((cp = realloc(buf, len + s + 1)) == NULL) {
|
||||
free(buf);
|
||||
return NULL;
|
||||
}
|
||||
buf = cp;
|
||||
|
||||
(void) memcpy(buf + len, ptr, s);
|
||||
len += s;
|
||||
buf[len] = '\0';
|
||||
}
|
||||
|
||||
if ((flags & FPARSELN_UNESCALL) != 0 && esc && buf != NULL &&
|
||||
strchr(buf, esc) != NULL) {
|
||||
ptr = cp = buf;
|
||||
while (cp[0] != '\0') {
|
||||
int skipesc;
|
||||
|
||||
while (cp[0] != '\0' && cp[0] != esc)
|
||||
*ptr++ = *cp++;
|
||||
if (cp[0] == '\0' || cp[1] == '\0')
|
||||
break;
|
||||
|
||||
skipesc = 0;
|
||||
if (cp[1] == com)
|
||||
skipesc += (flags & FPARSELN_UNESCCOMM);
|
||||
if (cp[1] == con)
|
||||
skipesc += (flags & FPARSELN_UNESCCONT);
|
||||
if (cp[1] == esc)
|
||||
skipesc += (flags & FPARSELN_UNESCESC);
|
||||
if (cp[1] != com && cp[1] != con && cp[1] != esc)
|
||||
skipesc = (flags & FPARSELN_UNESCREST);
|
||||
|
||||
if (skipesc)
|
||||
cp++;
|
||||
else
|
||||
*ptr++ = *cp++;
|
||||
*ptr++ = *cp++;
|
||||
}
|
||||
*ptr = '\0';
|
||||
len = strlen(buf);
|
||||
}
|
||||
|
||||
if (size)
|
||||
*size = len;
|
||||
return buf;
|
||||
}
|
||||
|
||||
/* --------------------------------------------------------------------------- */
|
||||
/* $OpenBSD: strtonum.c,v 1.6 2004/08/03 19:38:01 millert Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 2004 Ted Unangst and Todd Miller
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#define INVALID 1
|
||||
#define TOOSMALL 2
|
||||
#define TOOLARGE 3
|
||||
|
||||
long long
|
||||
strtonum(const char *numstr, long long minval, long long maxval,
|
||||
const char **errstrp)
|
||||
{
|
||||
long long ll = 0;
|
||||
char *ep;
|
||||
int error = 0;
|
||||
struct errval {
|
||||
const char *errstr;
|
||||
int err;
|
||||
} ev[4] = {
|
||||
{ NULL, 0 },
|
||||
{ "invalid", EINVAL },
|
||||
{ "too small", ERANGE },
|
||||
{ "too large", ERANGE },
|
||||
};
|
||||
|
||||
ev[0].err = errno;
|
||||
errno = 0;
|
||||
if (minval > maxval)
|
||||
error = INVALID;
|
||||
else {
|
||||
ll = strtoll(numstr, &ep, 10);
|
||||
if (numstr == ep || *ep != '\0')
|
||||
error = INVALID;
|
||||
else if ((ll == LLONG_MIN && errno == ERANGE) || ll < minval)
|
||||
error = TOOSMALL;
|
||||
else if ((ll == LLONG_MAX && errno == ERANGE) || ll > maxval)
|
||||
error = TOOLARGE;
|
||||
}
|
||||
if (errstrp != NULL)
|
||||
*errstrp = ev[error].errstr;
|
||||
errno = ev[error].err;
|
||||
if (error)
|
||||
ll = 0;
|
||||
|
||||
return (ll);
|
||||
}
|
||||
15
linux/util.h
Normal file
15
linux/util.h
Normal file
|
|
@ -0,0 +1,15 @@
|
|||
/* $scrotwm$ */
|
||||
|
||||
#define FPARSELN_UNESCESC 0x01
|
||||
#define FPARSELN_UNESCCONT 0x02
|
||||
#define FPARSELN_UNESCCOMM 0x04
|
||||
#define FPARSELN_UNESCREST 0x08
|
||||
#define FPARSELN_UNESCALL 0x0f
|
||||
|
||||
size_t strlcpy(char *, const char *, size_t);
|
||||
size_t strlcat(char *, const char *, size_t);
|
||||
|
||||
char *fgetln(FILE *, size_t *);
|
||||
char *fparseln(FILE *, size_t *, size_t *, const char [3], int);
|
||||
|
||||
long long strtonum(const char *, long long, long long, const char **);
|
||||
Loading…
Add table
Reference in a new issue