awesome-client: remove socket code
Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
parent
f79cd42c33
commit
7dbb02adf3
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@ -66,7 +66,6 @@ set(AWE_SRCS
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${SOURCE_DIR}/swindow.c
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${SOURCE_DIR}/swindow.c
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${SOURCE_DIR}/common/buffer.c
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${SOURCE_DIR}/common/buffer.c
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${SOURCE_DIR}/common/atoms.c
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${SOURCE_DIR}/common/atoms.c
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${SOURCE_DIR}/common/socket.c
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${SOURCE_DIR}/common/util.c
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${SOURCE_DIR}/common/util.c
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${SOURCE_DIR}/common/version.c
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${SOURCE_DIR}/common/version.c
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${SOURCE_DIR}/common/xembed.c
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${SOURCE_DIR}/common/xembed.c
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@ -78,12 +77,6 @@ set(AWE_SRCS
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${SOURCE_DIR}/widgets/systray.c
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${SOURCE_DIR}/widgets/systray.c
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${SOURCE_DIR}/widgets/imagebox.c)
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${SOURCE_DIR}/widgets/imagebox.c)
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set(AWE_CLIENT_SRCS
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${SOURCE_DIR}/awesome-client.c
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${SOURCE_DIR}/common/socket.c
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${SOURCE_DIR}/common/util.c
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${SOURCE_DIR}/common/version.c)
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set(AWE_MAN_SRCS
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set(AWE_MAN_SRCS
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${SOURCE_DIR}/awesome.1.txt
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${SOURCE_DIR}/awesome.1.txt
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${SOURCE_DIR}/awsetbg.1.txt
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${SOURCE_DIR}/awsetbg.1.txt
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@ -94,10 +87,6 @@ add_executable(${PROJECT_AWE_NAME}
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${AWE_SRCS}
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${AWE_SRCS}
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${BUILD_DIR}/common/tokenize.c)
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${BUILD_DIR}/common/tokenize.c)
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add_executable(${PROJECT_AWECLIENT_NAME}
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${AWE_CLIENT_SRCS}
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${BUILD_DIR}/common/tokenize.c)
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set_target_properties(${PROJECT_AWE_NAME}
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set_target_properties(${PROJECT_AWE_NAME}
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PROPERTIES
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PROPERTIES
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LINK_FLAGS -export-dynamic)
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LINK_FLAGS -export-dynamic)
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@ -107,10 +96,6 @@ target_link_libraries(${PROJECT_AWE_NAME}
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${AWESOME_REQUIRED_LIBRARIES}
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${AWESOME_REQUIRED_LIBRARIES}
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${AWESOME_OPTIONAL_LIBRARIES})
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${AWESOME_OPTIONAL_LIBRARIES})
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target_link_libraries(${PROJECT_AWECLIENT_NAME}
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${AWESOME_COMMON_REQUIRED_LIBRARIES}
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${AWESOMECLIENT_LIBRARIES})
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# {{{ Generated sources
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# {{{ Generated sources
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add_custom_command(
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add_custom_command(
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COMMAND ${SOURCE_DIR}/build-utils/widgetgen.sh
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COMMAND ${SOURCE_DIR}/build-utils/widgetgen.sh
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@ -171,7 +156,6 @@ add_custom_target(generated_sources
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file(MAKE_DIRECTORY ${BUILD_DIR}/themes/default)
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file(MAKE_DIRECTORY ${BUILD_DIR}/themes/default)
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file(MAKE_DIRECTORY ${BUILD_DIR}/themes/sky)
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file(MAKE_DIRECTORY ${BUILD_DIR}/themes/sky)
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add_dependencies(${PROJECT_AWE_NAME} generated_sources)
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add_dependencies(${PROJECT_AWE_NAME} generated_sources)
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add_dependencies(${PROJECT_AWECLIENT_NAME} generated_sources)
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# }}}
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# }}}
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# {{{ Version stamp
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# {{{ Version stamp
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@ -183,7 +167,6 @@ if(BUILD_FROM_GIT)
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WORKING_DIRECTORY ${SOURCE_DIR})
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WORKING_DIRECTORY ${SOURCE_DIR})
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add_dependencies(${PROJECT_AWE_NAME} version_stamp)
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add_dependencies(${PROJECT_AWE_NAME} version_stamp)
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add_dependencies(${PROJECT_AWECLIENT_NAME} version_stamp)
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endif()
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endif()
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# }}}
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# }}}
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@ -302,8 +285,9 @@ endif()
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# }}}
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# }}}
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# {{{ Installation
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# {{{ Installation
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install(TARGETS ${PROJECT_AWE_NAME} ${PROJECT_AWECLIENT_NAME} RUNTIME DESTINATION bin)
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install(TARGETS ${PROJECT_AWE_NAME} RUNTIME DESTINATION bin)
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install(FILES "utils/awsetbg" DESTINATION bin PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE)
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install(FILES "utils/awsetbg" DESTINATION bin PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE)
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install(FILES "utils/awesome-client" DESTINATION bin PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE)
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install(DIRECTORY ${BUILD_DIR}/lib DESTINATION ${AWESOME_DATA_PATH})
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install(DIRECTORY ${BUILD_DIR}/lib DESTINATION ${AWESOME_DATA_PATH})
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install(FILES ${AWE_CONF_FILE_DEFAULT} DESTINATION ${AWESOME_SYSCONFDIR}
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install(FILES ${AWE_CONF_FILE_DEFAULT} DESTINATION ${AWESOME_SYSCONFDIR}
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RENAME ${AWE_CONF_FILE})
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RENAME ${AWE_CONF_FILE})
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2
Makefile
2
Makefile
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@ -7,7 +7,7 @@ else
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ECHO=@:
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ECHO=@:
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endif
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endif
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TARGETS=awesome awesome-client
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TARGETS=awesome
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BUILDLN=build
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BUILDLN=build
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all: $(TARGETS) $(BUILDLN) ;
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all: $(TARGETS) $(BUILDLN) ;
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267
awesome-client.c
267
awesome-client.c
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@ -1,267 +0,0 @@
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/*
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* awesome-client.c - awesome client, communicate with socket
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*
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* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
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* Copyright © 2007 daniel@brinkers.de
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#define _GNU_SOURCE
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#include <errno.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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#include "common/socket.h"
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#include "common/version.h"
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#include "common/util.h"
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/* GNU/Hurd workaround */
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#ifndef MSG_NOSIGNAL
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#define MSG_NOSIGNAL 0
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#endif
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struct sockaddr_un *addr;
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int csfd;
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/** Initialize the client and server socket connections.
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* If something goes wrong, preserves errno.
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* \return 0 if everything worked, 1 otherwise.
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*/
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static bool
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sockets_init(void)
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{
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if((csfd = socket_getclient()) < 0)
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return false;
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if(!(addr = socket_open(csfd, SOCKET_MODE_CONNECT)))
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return false;
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return true;
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}
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/** Close the client and server socket connections.
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*/
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static void
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sockets_close(void)
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{
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close(csfd);
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p_delete(&addr);
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}
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/** Reconnect sockets.
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*/
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static void
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sockets_reconnect(void)
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{
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warn("connection lost, reconnecting…");
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sockets_close();
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sockets_init();
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}
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/** Send a message to awesome without handling retries.
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* \param msg The message.
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* \param msg_len The message length.
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* \return The errno of send().
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*/
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static int
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send_msg_raw(const char *msg, ssize_t msg_len)
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{
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#ifndef __FreeBSD__
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return send(csfd, msg, msg_len, MSG_NOSIGNAL | MSG_EOR);
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#else
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return send(csfd, msg, msg_len, MSG_NOSIGNAL | MSG_EOF);
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#endif
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}
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/** Send a message to awesome.
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* \param msg The message.
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* \param msg_len The message length.
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* \return The errno of send().
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*/
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static int
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send_msg(const char *msg, ssize_t msg_len)
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{
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int try = 10;
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while(try && send_msg_raw(msg, msg_len) == -1)
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{
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switch(errno)
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{
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case EPIPE:
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case ENOTCONN:
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case ECONNRESET:
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sockets_reconnect();
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try--;
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break;
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case ENOENT:
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warn("can't write to %s", addr->sun_path);
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return errno;
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default:
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warn("error sending packet: %s", strerror(errno));
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return errno;
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}
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usleep(100000);
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}
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if(!try)
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{
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warn("giving up.");
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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/** Recieve a message from awesome.
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*/
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static void
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recv_msg(void)
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{
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ssize_t r;
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char buf[1024];
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int try = 10;
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while(try)
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{
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r = recv(csfd, buf, sizeof(buf) - 1, MSG_TRUNC | MSG_DONTWAIT);
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if(r < 0)
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{
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if(errno != EAGAIN)
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return warn("error recieving from UNIX domain socket: %s", strerror(errno));
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try--;
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}
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else
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break;
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usleep(100000);
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}
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if(!try)
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sockets_reconnect();
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else if(r > 0)
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{
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buf[r] = '\0';
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puts(buf);
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}
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}
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/** Print help and exit(2) with given exit_code.
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* \param exit_code The exit code.
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* \return Never return.
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*/
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static void __attribute__ ((noreturn))
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exit_help(int exit_code)
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{
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FILE *outfile = (exit_code == EXIT_SUCCESS) ? stdout : stderr;
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fprintf(outfile, "Usage: awesome-client [--version|--help]\n"
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"In normal operation, give no parameters and issue commands "
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"on standard input.\n");
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exit(exit_code);
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}
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/** Main function of awesome-client.
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* \param argc Number of args.
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* \param argv Args array.
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* \return Value returned by send_msg().
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*/
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int
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main(int argc, char **argv)
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{
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char buf[1024], *msg, *prompt, *display;
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int ret_value = EXIT_SUCCESS;
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ssize_t len, msg_len = 1;
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if(argc == 2)
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{
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if(!a_strcmp("-v", argv[1]) || !a_strcmp("--version", argv[1]))
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eprint_version("awesome-client");
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else if(!a_strcmp("-h", argv[1]) || !a_strcmp("--help", argv[1]))
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exit_help(EXIT_SUCCESS);
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}
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else if(argc > 2)
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exit_help(EXIT_SUCCESS);
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display = getenv("DISPLAY");
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if(!sockets_init())
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{
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warn("can't connect to UNIX domain socket: %s", strerror(errno));
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return EXIT_FAILURE;
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}
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if(isatty(STDIN_FILENO))
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{
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a_asprintf(&prompt, "awesome@%s%% ", display ? display : "unknown");
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while((msg = readline(prompt)))
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if((msg_len = a_strlen(msg)))
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{
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int result;
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add_history (msg);
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p_realloc(&msg, msg_len + 2);
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msg[msg_len] = '\n';
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msg[msg_len + 1] = '\0';
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result = send_msg(msg, msg_len + 2);
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if(result == EXIT_SUCCESS)
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recv_msg();
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else if(result == EXIT_FAILURE)
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break;
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p_delete(&msg);
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}
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}
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else
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{
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msg = p_new(char, 1);
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while(fgets(buf, sizeof(buf), stdin))
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{
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len = a_strlen(buf);
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if(len < 2 && msg_len > 1)
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{
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ret_value = send_msg(msg, msg_len);
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p_delete(&msg);
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if(ret_value != EXIT_SUCCESS)
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return ret_value;
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msg = p_new(char, 1);
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msg_len = 1;
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}
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else if(len > 1)
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{
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msg_len += len;
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p_realloc(&msg, msg_len);
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a_strncat(msg, msg_len, buf, len);
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}
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}
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if(msg_len > 1)
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{
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if((ret_value = send_msg(msg, msg_len)) == EXIT_SUCCESS)
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recv_msg();
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}
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p_delete(&msg);
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}
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sockets_close();
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return ret_value;
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}
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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@ -63,7 +63,6 @@ awesome_atexit(void)
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int screen_nbr, nscreens;
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int screen_nbr, nscreens;
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a_dbus_cleanup();
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a_dbus_cleanup();
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luaA_cs_cleanup();
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/* reparent systray windows, otherwise they may die with their master */
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/* reparent systray windows, otherwise they may die with their master */
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for(int i = 0; i < globalconf.embedded.len; i++)
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for(int i = 0; i < globalconf.embedded.len; i++)
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@ -542,8 +541,6 @@ main(int argc, char **argv)
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xcb_ungrab_server(globalconf.connection);
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xcb_ungrab_server(globalconf.connection);
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xcb_flush(globalconf.connection);
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xcb_flush(globalconf.connection);
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luaA_cs_init();
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/* refresh everything before waiting events */
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/* refresh everything before waiting events */
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awesome_refresh(globalconf.connection);
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awesome_refresh(globalconf.connection);
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128
common/socket.c
128
common/socket.c
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@ -1,128 +0,0 @@
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/*
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* socket.c - awesome client, communicate with socket, common functions
|
|
||||||
*
|
|
||||||
* Copyright © 2007-2008 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 <stdio.h>
|
|
||||||
#include <errno.h>
|
|
||||||
#include <sys/socket.h>
|
|
||||||
#include <sys/un.h>
|
|
||||||
#include <unistd.h>
|
|
||||||
|
|
||||||
#include <xcb/xcb.h>
|
|
||||||
|
|
||||||
#include "common/socket.h"
|
|
||||||
#include "common/util.h"
|
|
||||||
|
|
||||||
#define CONTROL_UNIX_SOCKET_PATH ".awesome_ctl."
|
|
||||||
|
|
||||||
/** Open a communication socket with awesome.
|
|
||||||
* \param csfd The socket file descriptor.
|
|
||||||
* \param mode The open mode, either Bind or Connect.
|
|
||||||
* \return sockaddr_un Struct ready to be used or NULL if a problem ocurred.
|
|
||||||
*/
|
|
||||||
struct sockaddr_un *
|
|
||||||
socket_open(int csfd, const socket_mode_t mode)
|
|
||||||
{
|
|
||||||
char *host = NULL;
|
|
||||||
int screenp = 0, displayp = 0;
|
|
||||||
bool is_socket_opened = false;
|
|
||||||
ssize_t path_len, len;
|
|
||||||
struct sockaddr_un *addr;
|
|
||||||
const char *fallback[] = { ":HOME", ":TMPDIR", "/tmp", NULL }, *directory;
|
|
||||||
|
|
||||||
addr = p_new(struct sockaddr_un, 1);
|
|
||||||
addr->sun_family = AF_UNIX;
|
|
||||||
|
|
||||||
xcb_parse_display(NULL, &host, &displayp, &screenp);
|
|
||||||
len = a_strlen(host);
|
|
||||||
|
|
||||||
for(int i = 0; fallback[i] && !is_socket_opened; i++)
|
|
||||||
{
|
|
||||||
if(fallback[i][0] == ':')
|
|
||||||
{
|
|
||||||
if(!(directory = getenv(fallback[i] + 1)))
|
|
||||||
continue;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
directory = fallback[i];
|
|
||||||
|
|
||||||
/* + 2 for / and . and \0 */
|
|
||||||
path_len = snprintf(addr->sun_path, sizeof(addr->sun_path),
|
|
||||||
"%s/" CONTROL_UNIX_SOCKET_PATH "%s%s%d",
|
|
||||||
directory, len ? host : "", len ? "." : "",
|
|
||||||
displayp);
|
|
||||||
|
|
||||||
if(path_len < ssizeof(addr->sun_path))
|
|
||||||
switch(mode)
|
|
||||||
{
|
|
||||||
case SOCKET_MODE_BIND:
|
|
||||||
/* Needed for some OSes like Solaris */
|
|
||||||
#ifndef SUN_LEN
|
|
||||||
#define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path) + strlen ((ptr)->sun_path))
|
|
||||||
#endif
|
|
||||||
if(!bind(csfd, (const struct sockaddr *) addr, SUN_LEN(addr)))
|
|
||||||
is_socket_opened = true;
|
|
||||||
else if(errno == EADDRINUSE)
|
|
||||||
{
|
|
||||||
if(unlink(addr->sun_path))
|
|
||||||
warn("error unlinking existing file: %s", strerror(errno));
|
|
||||||
if(!bind(csfd, (const struct sockaddr *)addr, SUN_LEN(addr)))
|
|
||||||
is_socket_opened = true;
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case SOCKET_MODE_CONNECT:
|
|
||||||
if(!connect(csfd, (const struct sockaddr *)addr, sizeof(struct sockaddr_un)))
|
|
||||||
is_socket_opened = true;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
warn("error: path (using %s) of control UNIX domain socket is too long", directory);
|
|
||||||
}
|
|
||||||
|
|
||||||
p_delete(&host);
|
|
||||||
|
|
||||||
if(!is_socket_opened)
|
|
||||||
p_delete(&addr);
|
|
||||||
|
|
||||||
return addr;
|
|
||||||
}
|
|
||||||
|
|
||||||
/** Get a AF_UNIX socket for communicating with awesome
|
|
||||||
* \return the socket file descriptor
|
|
||||||
*/
|
|
||||||
int
|
|
||||||
socket_getclient(void)
|
|
||||||
{
|
|
||||||
int csfd;
|
|
||||||
#ifndef __FreeBSD__
|
|
||||||
csfd = socket(AF_UNIX, SOCK_SEQPACKET, 0);
|
|
||||||
#else
|
|
||||||
csfd = socket(PF_UNIX, SOCK_STREAM, 0);
|
|
||||||
#endif
|
|
||||||
|
|
||||||
if(csfd < 0)
|
|
||||||
warn("error opening UNIX domain socket: %s", strerror(errno));
|
|
||||||
|
|
||||||
fd_set_close_on_exec(csfd);
|
|
||||||
|
|
||||||
return csfd;
|
|
||||||
}
|
|
||||||
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
|
|
|
@ -1,35 +0,0 @@
|
||||||
/*
|
|
||||||
* socket.h - awesome socket client header
|
|
||||||
*
|
|
||||||
* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
|
|
||||||
*
|
|
||||||
* 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.
|
|
||||||
*
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef AWESOME_COMMON_SOCKET_H
|
|
||||||
#define AWESOME_COMMON_SOCKET_H
|
|
||||||
|
|
||||||
typedef enum
|
|
||||||
{
|
|
||||||
SOCKET_MODE_BIND,
|
|
||||||
SOCKET_MODE_CONNECT
|
|
||||||
} socket_mode_t;
|
|
||||||
|
|
||||||
struct sockaddr_un *socket_open(const int, const socket_mode_t);
|
|
||||||
int socket_getclient(void);
|
|
||||||
|
|
||||||
#endif
|
|
||||||
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
|
|
184
luaa.c
184
luaa.c
|
@ -21,12 +21,6 @@
|
||||||
|
|
||||||
#include "common/util.h"
|
#include "common/util.h"
|
||||||
|
|
||||||
#include <errno.h>
|
|
||||||
#include <sys/socket.h>
|
|
||||||
#include <sys/un.h>
|
|
||||||
#include <unistd.h>
|
|
||||||
#include <fcntl.h>
|
|
||||||
|
|
||||||
#include <ev.h>
|
#include <ev.h>
|
||||||
|
|
||||||
#include <lua.h>
|
#include <lua.h>
|
||||||
|
@ -50,7 +44,6 @@
|
||||||
#include "mouse.h"
|
#include "mouse.h"
|
||||||
#include "selection.h"
|
#include "selection.h"
|
||||||
#include "window.h"
|
#include "window.h"
|
||||||
#include "common/socket.h"
|
|
||||||
#include "common/xcursor.h"
|
#include "common/xcursor.h"
|
||||||
|
|
||||||
extern awesome_t globalconf;
|
extern awesome_t globalconf;
|
||||||
|
@ -78,9 +71,6 @@ extern const struct luaL_reg awesome_wibox_meta[];
|
||||||
extern const struct luaL_reg awesome_key_methods[];
|
extern const struct luaL_reg awesome_key_methods[];
|
||||||
extern const struct luaL_reg awesome_key_meta[];
|
extern const struct luaL_reg awesome_key_meta[];
|
||||||
|
|
||||||
static struct sockaddr_un *addr;
|
|
||||||
static ev_io csio = { .fd = -1 };
|
|
||||||
|
|
||||||
/** Get or set global key bindings.
|
/** Get or set global key bindings.
|
||||||
* This binding will be available when you'll press keys on root window.
|
* This binding will be available when you'll press keys on root window.
|
||||||
* \param L The Lua VM state.
|
* \param L The Lua VM state.
|
||||||
|
@ -917,180 +907,6 @@ bailout:
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
/** Parse a command.
|
|
||||||
* \param cmd The buffer to parse.
|
|
||||||
* \return the number of elements pushed on the stack by the last statement in cmd.
|
|
||||||
* If there's an error, the message is pushed onto the stack and this returns 1.
|
|
||||||
*/
|
|
||||||
static int
|
|
||||||
luaA_docmd(const char *cmd)
|
|
||||||
{
|
|
||||||
char *p;
|
|
||||||
int newtop, oldtop = lua_gettop(globalconf.L);
|
|
||||||
|
|
||||||
while((p = strchr(cmd, '\n')))
|
|
||||||
{
|
|
||||||
newtop = lua_gettop(globalconf.L);
|
|
||||||
lua_pop(globalconf.L, newtop - oldtop);
|
|
||||||
oldtop = newtop;
|
|
||||||
|
|
||||||
*p = '\0';
|
|
||||||
if(luaL_dostring(globalconf.L, cmd))
|
|
||||||
{
|
|
||||||
warn("error executing Lua code: %s", lua_tostring(globalconf.L, -1));
|
|
||||||
return 1;
|
|
||||||
}
|
|
||||||
cmd = p + 1;
|
|
||||||
}
|
|
||||||
return lua_gettop(globalconf.L) - oldtop;
|
|
||||||
}
|
|
||||||
|
|
||||||
/** Pushes a Lua array containing the top n elements of the stack.
|
|
||||||
* \param n The number of elements to put in the array.
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
luaA_array(int n)
|
|
||||||
{
|
|
||||||
int i;
|
|
||||||
lua_createtable(globalconf.L, n, 0);
|
|
||||||
lua_insert(globalconf.L, -n - 1);
|
|
||||||
|
|
||||||
for (i = n; i > 0; i--)
|
|
||||||
lua_rawseti(globalconf.L, -i - 1, i);
|
|
||||||
}
|
|
||||||
|
|
||||||
/** Maps the top n elements of the stack to the result of
|
|
||||||
* applying a function to that element.
|
|
||||||
* \param n The number of elements to map.
|
|
||||||
* \luastack
|
|
||||||
* \lparam The function to map the elements by. This should be
|
|
||||||
* at position -(n + 1).
|
|
||||||
*/
|
|
||||||
static void
|
|
||||||
luaA_map(int n)
|
|
||||||
{
|
|
||||||
int i;
|
|
||||||
for (i = 0; i < n; i++)
|
|
||||||
{
|
|
||||||
lua_pushvalue(globalconf.L, -n - 1); /* copy of the function */
|
|
||||||
lua_pushvalue(globalconf.L, -n - 1); /* value to map */
|
|
||||||
lua_pcall(globalconf.L, 1, 1, 0); /* call function */
|
|
||||||
lua_remove(globalconf.L, -n - 1); /* remove old value */
|
|
||||||
}
|
|
||||||
lua_remove(globalconf.L, -n - 1); /* remove function */
|
|
||||||
}
|
|
||||||
|
|
||||||
static void luaA_conn_cleanup(EV_P_ ev_io *w)
|
|
||||||
{
|
|
||||||
ev_ref(EV_DEFAULT_UC);
|
|
||||||
ev_io_stop(EV_DEFAULT_UC_ w);
|
|
||||||
if(close(w->fd))
|
|
||||||
warn("error closing UNIX domain socket: %s", strerror(errno));
|
|
||||||
p_delete(&w);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
luaA_cb(EV_P_ ev_io *w, int revents)
|
|
||||||
{
|
|
||||||
char buf[1024];
|
|
||||||
int r, els;
|
|
||||||
const char *s;
|
|
||||||
size_t len;
|
|
||||||
|
|
||||||
switch(r = recv(w->fd, buf, sizeof(buf)-1, MSG_TRUNC))
|
|
||||||
{
|
|
||||||
case -1:
|
|
||||||
warn("error reading UNIX domain socket: %s", strerror(errno));
|
|
||||||
case 0: /* 0 bytes are only transferred when the connection is closed */
|
|
||||||
luaA_conn_cleanup(EV_DEFAULT_UC_ w);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
if(r >= ssizeof(buf))
|
|
||||||
break;
|
|
||||||
buf[r] = '\0';
|
|
||||||
lua_getglobal(globalconf.L, "table");
|
|
||||||
lua_getfield(globalconf.L, -1, "concat");
|
|
||||||
lua_remove(globalconf.L, -2); /* remove table */
|
|
||||||
|
|
||||||
lua_getglobal(globalconf.L, "tostring");
|
|
||||||
els = luaA_docmd(buf);
|
|
||||||
luaA_map(els); /* map results to strings */
|
|
||||||
luaA_array(els); /* put strings in an array */
|
|
||||||
|
|
||||||
lua_pushstring(globalconf.L, "\t");
|
|
||||||
lua_pcall(globalconf.L, 2, 1, 0); /* concatenate results with tabs */
|
|
||||||
|
|
||||||
s = lua_tolstring(globalconf.L, -1, &len);
|
|
||||||
|
|
||||||
/* ignore ENOENT because the client may not read */
|
|
||||||
if(send(w->fd, s, len, MSG_DONTWAIT) == -1)
|
|
||||||
switch(errno)
|
|
||||||
{
|
|
||||||
case ENOENT:
|
|
||||||
case EAGAIN:
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
warn("can't send back to client via domain socket: %s", strerror(errno));
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
lua_pop(globalconf.L, 1); /* pop the string */
|
|
||||||
}
|
|
||||||
awesome_refresh(globalconf.connection);
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
static void
|
|
||||||
luaA_conn_cb(EV_P_ ev_io *w, int revents)
|
|
||||||
{
|
|
||||||
ev_io *csio_conn = p_new(ev_io, 1);
|
|
||||||
int csfd = accept(w->fd, NULL, NULL);
|
|
||||||
|
|
||||||
if(csfd < 0)
|
|
||||||
return;
|
|
||||||
|
|
||||||
fd_set_close_on_exec(csfd);
|
|
||||||
|
|
||||||
ev_io_init(csio_conn, &luaA_cb, csfd, EV_READ);
|
|
||||||
ev_io_start(EV_DEFAULT_UC_ csio_conn);
|
|
||||||
ev_unref(EV_DEFAULT_UC);
|
|
||||||
}
|
|
||||||
|
|
||||||
void
|
|
||||||
luaA_cs_init(void)
|
|
||||||
{
|
|
||||||
int csfd = socket_getclient();
|
|
||||||
|
|
||||||
if(csfd < 0 || fcntl(csfd, F_SETFD, FD_CLOEXEC) == -1)
|
|
||||||
return;
|
|
||||||
|
|
||||||
if(!(addr = socket_open(csfd, SOCKET_MODE_BIND)))
|
|
||||||
{
|
|
||||||
warn("error binding UNIX domain socket: %s", strerror(errno));
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
listen(csfd, 10);
|
|
||||||
ev_io_init(&csio, &luaA_conn_cb, csfd, EV_READ);
|
|
||||||
ev_io_start(EV_DEFAULT_UC_ &csio);
|
|
||||||
ev_unref(EV_DEFAULT_UC);
|
|
||||||
}
|
|
||||||
|
|
||||||
void
|
|
||||||
luaA_cs_cleanup(void)
|
|
||||||
{
|
|
||||||
if(csio.fd < 0)
|
|
||||||
return;
|
|
||||||
ev_ref(EV_DEFAULT_UC);
|
|
||||||
ev_io_stop(EV_DEFAULT_UC_ &csio);
|
|
||||||
if(close(csio.fd))
|
|
||||||
warn("error closing UNIX domain socket: %s", strerror(errno));
|
|
||||||
if(unlink(addr->sun_path))
|
|
||||||
warn("error unlinking UNIX domain socket: %s", strerror(errno));
|
|
||||||
p_delete(&addr);
|
|
||||||
csio.fd = -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
void
|
void
|
||||||
luaA_on_timer(EV_P_ ev_timer *w, int revents)
|
luaA_on_timer(EV_P_ ev_timer *w, int revents)
|
||||||
{
|
{
|
||||||
|
|
2
luaa.h
2
luaa.h
|
@ -385,8 +385,6 @@ luaA_pushpadding(lua_State *L, padding_t *padding)
|
||||||
|
|
||||||
void luaA_init(xdgHandle);
|
void luaA_init(xdgHandle);
|
||||||
bool luaA_parserc(xdgHandle, const char *, bool);
|
bool luaA_parserc(xdgHandle, const char *, bool);
|
||||||
void luaA_cs_init(void);
|
|
||||||
void luaA_cs_cleanup(void);
|
|
||||||
void luaA_on_timer(EV_P_ ev_timer *, int);
|
void luaA_on_timer(EV_P_ ev_timer *, int);
|
||||||
int luaA_pushcolor(lua_State *, const xcolor_t *);
|
int luaA_pushcolor(lua_State *, const xcolor_t *);
|
||||||
bool luaA_hasitem(lua_State *, const void *);
|
bool luaA_hasitem(lua_State *, const void *);
|
||||||
|
|
Loading…
Reference in New Issue