remove systemd support

systemd people are not willing to play nice with the rest of the world.
Therefore there is no reason for the rest of the world to cooperate with them.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

7 files changed, 0 insertions, 76 deletions

diff --git a/configs/android2_defconfig b/configs/android2_defconfig
index 4dfbdb5..1095094 100644
--- a/configs/android2_defconfig
+++ b/configs/android2_defconfig
@@ -89,7 +89,6 @@ CONFIG_PREFIX="./_install"
 #
 # Busybox Library Tuning
 #
-# CONFIG_FEATURE_SYSTEMD is not set
 # CONFIG_FEATURE_RTMINMAX is not set
 CONFIG_PASSWORD_MINLEN=6
 CONFIG_MD5_SMALL=1
diff --git a/configs/android_defconfig b/configs/android_defconfig
index e35830e..082994b 100644
--- a/configs/android_defconfig
+++ b/configs/android_defconfig
@@ -107,7 +107,6 @@ CONFIG_PREFIX="./_install"
 #
 # Busybox Library Tuning
 #
-# CONFIG_FEATURE_SYSTEMD is not set
 # CONFIG_FEATURE_RTMINMAX is not set
 CONFIG_PASSWORD_MINLEN=6
 CONFIG_MD5_SMALL=1
diff --git a/configs/android_ndk_defconfig b/configs/android_ndk_defconfig
index 66c8526..63fafb4 100644
--- a/configs/android_ndk_defconfig
+++ b/configs/android_ndk_defconfig
@@ -96,7 +96,6 @@ CONFIG_PREFIX="./_install"
 #
 # Busybox Library Tuning
 #
-# CONFIG_FEATURE_SYSTEMD is not set
 # CONFIG_FEATURE_RTMINMAX is not set
 CONFIG_PASSWORD_MINLEN=6
 CONFIG_MD5_SMALL=1
diff --git a/configs/cygwin_defconfig b/configs/cygwin_defconfig
index aa346e3..2c02be7 100644
--- a/configs/cygwin_defconfig
+++ b/configs/cygwin_defconfig
@@ -89,7 +89,6 @@ CONFIG_PREFIX="./_install"
 #
 # Busybox Library Tuning
 #
-# CONFIG_FEATURE_SYSTEMD is not set
 CONFIG_FEATURE_RTMINMAX=y
 CONFIG_PASSWORD_MINLEN=6
 CONFIG_MD5_SMALL=1
diff --git a/include/libbb.h b/include/libbb.h
index 1a3f6d8..28f5722 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1333,11 +1333,6 @@ extern void selinux_preserve_fcontext(int fdesc) FAST_FUNC;
 extern void selinux_or_die(void) FAST_FUNC;
 
 
-/* systemd support */
-#define SD_LISTEN_FDS_START 3
-int sd_listen_fds(void);
-
-
 /* setup_environment:
  * if chdir pw->pw_dir: ok: else if to_tmp == 1: goto /tmp else: goto / or die
  * if clear_env = 1: cd(pw->pw_dir), clear environment, then set
diff --git a/libbb/systemd_support.c b/libbb/systemd_support.c
deleted file mode 100644
index 542a3ef..0000000
--- a/libbb/systemd_support.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (C) 2011 Davide Cavalca <davide@geexbox.org>
- *
- * Based on http://cgit.freedesktop.org/systemd/tree/src/sd-daemon.c
- * Copyright 2010 Lennart Poettering
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation files
- * (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-#include "libbb.h"
-
-//config:config FEATURE_SYSTEMD
-//config:	bool "Enable systemd support"
-//config:	default y
-//config:	help
-//config:	  If you plan to use busybox daemons on a system where daemons
-//config:	  are controlled by systemd, enable this option.
-//config:	  If you don't use systemd, it is still safe to enable it,
-//config:	  but the downside is increased code size.
-
-//kbuild:lib-$(CONFIG_FEATURE_SYSTEMD) += systemd_support.o
-
-int sd_listen_fds(void)
-{
-	const char *e;
-	int n;
-	int fd;
-
-	e = getenv("LISTEN_PID");
-	if (!e)
-		return 0;
-	n = xatoi_positive(e);
-	/* Is this for us? */
-	if (getpid() != (pid_t) n)
-		return 0;
-
-	e = getenv("LISTEN_FDS");
-	if (!e)
-		return 0;
-	n = xatoi_positive(e);
-	for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + n; fd++)
-		close_on_exec_on(fd);
-
-	return n;
-}
diff --git a/sysklogd/syslogd.c b/sysklogd/syslogd.c
index 288b29c..0ea557a 100644
--- a/sysklogd/syslogd.c
+++ b/sysklogd/syslogd.c
@@ -936,11 +936,6 @@ static NOINLINE int create_socket(void)
 	int sock_fd;
 	char *dev_log_name;
 
-#if ENABLE_FEATURE_SYSTEMD
-	if (sd_listen_fds() == 1)
-		return SD_LISTEN_FDS_START;
-#endif
-
 	memset(&sunx, 0, sizeof(sunx));
 	sunx.sun_family = AF_UNIX;