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move common stuff for socket com into awesome-client-common.c

This commit is contained in:
Julien Danjou 2007-10-29 16:14:50 +01:00
parent cbd817c65e
commit 27e7706800
5 changed files with 91 additions and 53 deletions
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4
Makefile
View File

@ -3,10 +3,10 @@
include config.mk
SRC = client.c draw.c event.c layout.c awesome.c tag.c util.c config.c screen.c statusbar.c uicb.c tab.c window.c
SRC = client.c draw.c event.c layout.c awesome.c tag.c util.c config.c screen.c statusbar.c uicb.c tab.c window.c awesome-client-common.c
OBJ = ${SRC:.c=.o} ${LAYOUTS:.c=.o}
SRCCLIENT = awesome-client.c util.c
SRCCLIENT = awesome-client.c awesome-client-common.c util.c
OBJCLIENT = ${SRCCLIENT:.c=.o}
all: options awesome awesome-client

66
awesome-client-common.c Normal file
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@ -0,0 +1,66 @@
/*
* awesome-client-common.c - awesome client, communicate with socket, common functions
*
* Copyright © 2007 Julien Danjou <julien@danjou.info>
* Copyright © 2007 daniel@brinkers.de
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <sys/socket.h>
#include <sys/un.h>
#include "awesome-client.h"
#include "util.h"
#define CONTROL_UNIX_SOCKET_PATH ".awesome_so_ctl"
struct sockaddr_un *
get_client_addr(void)
{
char *homedir;
ssize_t path_len;
struct sockaddr_un *addr;
addr = p_new(struct sockaddr_un, 1);
homedir = getenv("HOME");
path_len = a_strlen(homedir) + a_strlen(CONTROL_UNIX_SOCKET_PATH) + 2;
if(path_len >= ssizeof(addr->sun_path))
{
fprintf(stderr, "error: path of control UNIX domain socket is too long");
return NULL;
}
a_strcpy(addr->sun_path, path_len, homedir);
a_strcat(addr->sun_path, path_len, "/");
a_strcat(addr->sun_path, path_len, CONTROL_UNIX_SOCKET_PATH);
addr->sun_family = AF_UNIX;
return addr;
}
int
get_client_socket(void)
{
int csfd;
csfd = socket(AF_UNIX, SOCK_DGRAM, 0);
if(csfd < 0)
perror("error opening UNIX domain socket");
return csfd;
}

31
awesome-client.c
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@ -23,9 +23,6 @@
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/un.h>
@ -35,30 +32,18 @@
int
main()
{
ssize_t path_len;
struct sockaddr_un addr;
struct sockaddr_un *addr;
char buf[1024];
const char *homedir;
int csfd;
homedir = getenv("HOME");
path_len = a_strlen(homedir) + a_strlen(CONTROL_UNIX_SOCKET_PATH) + 2;
if(path_len >= (int)sizeof(addr.sun_path))
{
fprintf(stderr, "error: path of control UNIX domain socket is too long");
exit(1);
}
a_strcpy(addr.sun_path, path_len, homedir);
a_strcat(addr.sun_path, path_len, "/");
a_strcat(addr.sun_path, path_len, CONTROL_UNIX_SOCKET_PATH);
csfd = socket(AF_UNIX, SOCK_DGRAM, 0);
if(csfd < 0)
perror("error opening UNIX domain socket");
addr.sun_family = AF_UNIX;
csfd = get_client_socket();
addr = get_client_addr();
while(fgets(buf, sizeof(buf), stdin))
{
if(sendto(csfd, buf, strlen(buf), MSG_NOSIGNAL, (struct sockaddr*)&addr, sizeof(addr)) == -1)
if(sendto(csfd, buf, a_strlen(buf), MSG_NOSIGNAL,
(const struct sockaddr *) addr, sizeof(struct sockaddr_un)) == -1)
perror("error sending datagram");
}
return EXIT_SUCCESS;
}
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99

3
awesome-client.h
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@ -22,7 +22,8 @@
#ifndef AWESOME_AWESOME_CLIENT_H
#define AWESOME_AWESOME_CLIENT_H
#define CONTROL_UNIX_SOCKET_PATH ".awesome_so_ctl"
struct sockaddr_un * get_client_addr(void);
int get_client_socket(void);
#endif
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99

40
awesome.c
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@ -234,7 +234,7 @@ int
main(int argc, char *argv[])
{
char buf[1024];
const char *confpath = NULL, *homedir;
const char *confpath = NULL;
int r, xfd, e_dummy, csfd;
fd_set rd;
XEvent ev;
@ -246,8 +246,7 @@ main(int argc, char *argv[])
Atom netatom[NetLast];
event_handler **handler;
Client **clients, **sel;
ssize_t path_len;
struct sockaddr_un addr;
struct sockaddr_un *addr;
if(argc >= 2)
{
@ -351,35 +350,22 @@ main(int argc, char *argv[])
XSync(dpy, False);
/* construct socket path */
homedir = getenv("HOME");
csfd = -1;
path_len = a_strlen(homedir) + a_strlen(CONTROL_UNIX_SOCKET_PATH) + 2;
/* get socket fd */
csfd = get_client_socket();
addr = get_client_addr();
if(path_len <= ssizeof(addr.sun_path))
if(bind(csfd, (const struct sockaddr *) addr, SUN_LEN(addr)))
{
a_strcpy(addr.sun_path, path_len, homedir);
a_strcat(addr.sun_path, path_len, "/");
a_strcat(addr.sun_path, path_len, CONTROL_UNIX_SOCKET_PATH);
csfd = socket(AF_UNIX, SOCK_DGRAM, 0);
if(csfd < 0)
perror("error opening UNIX domain socket");
addr.sun_family = AF_UNIX;
if(bind(csfd, (struct sockaddr *) &addr, SUN_LEN(&addr)))
if(errno == EADDRINUSE)
{
if(errno == EADDRINUSE)
{
if(unlink(addr.sun_path))
perror("error unlinking existend file");
if(bind(csfd, (struct sockaddr *) &addr, SUN_LEN(&addr)))
perror("error binding UNIX domain socket");
}
else
if(unlink(addr->sun_path))
perror("error unlinking existing file");
if(bind(csfd, (const struct sockaddr *) addr, SUN_LEN(addr)))
perror("error binding UNIX domain socket");
}
else
perror("error binding UNIX domain socket");
}
else
fprintf(stderr, "error: path of control UNIX domain socket is too long");
/* main event loop, also reads status text from socket */
while(running)
@ -423,7 +409,7 @@ main(int argc, char *argv[])
if(csfd > 0 && close(csfd))
perror("error closing UNIX domain socket");
if(unlink(addr.sun_path))
if(unlink(addr->sun_path))
perror("error unlinking UNIX domain socket");
cleanup(awesomeconf);