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rtkit/0001-systemd-update-sd-daemon.-ch.patch
Zbigniew Jędrzejewski-Szmek 3631c04a42 Add two patches to fix build and also drop requirements on systemd
2021-01-24 21:31:27 +01:00

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From 8c902327f91616af5e87fd2a6d4b7ea38bb3aa32 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 26 Sep 2013 21:53:49 +0200
Subject: [PATCH] systemd: update sd-daemon.[ch]
---
sd-daemon.c | 100 +++++++++++++++++++++++-----------------------------
sd-daemon.h | 14 ++++----
2 files changed, 52 insertions(+), 62 deletions(-)
diff --git a/sd-daemon.c b/sd-daemon.c
index 763e079b4e..485b301023 100644
--- a/sd-daemon.c
+++ b/sd-daemon.c
@@ -25,18 +25,14 @@
***/
#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
+# define _GNU_SOURCE
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/un.h>
-#ifdef __BIONIC__
-#include <linux/fcntl.h>
-#else
-#include <sys/fcntl.h>
-#endif
+#include <fcntl.h>
#include <netinet/in.h>
#include <stdlib.h>
#include <errno.h>
@@ -47,22 +43,22 @@
#include <stddef.h>
#include <limits.h>
-#if defined(__linux__)
-#include <mqueue.h>
+#if defined(__linux__) && !defined(SD_DAEMON_DISABLE_MQ)
+# include <mqueue.h>
#endif
#include "sd-daemon.h"
#if (__GNUC__ >= 4)
-#ifdef SD_EXPORT_SYMBOLS
+# ifdef SD_EXPORT_SYMBOLS
/* Export symbols */
-#define _sd_export_ __attribute__ ((visibility("default")))
-#else
+# define _sd_export_ __attribute__ ((visibility("default")))
+# else
/* Don't export the symbols */
-#define _sd_export_ __attribute__ ((visibility("hidden")))
-#endif
+# define _sd_export_ __attribute__ ((visibility("hidden")))
+# endif
#else
-#define _sd_export_
+# define _sd_export_
#endif
_sd_export_ int sd_listen_fds(int unset_environment) {
@@ -75,7 +71,8 @@ _sd_export_ int sd_listen_fds(int unset_environment) {
char *p = NULL;
unsigned long l;
- if (!(e = getenv("LISTEN_PID"))) {
+ e = getenv("LISTEN_PID");
+ if (!e) {
r = 0;
goto finish;
}
@@ -83,12 +80,12 @@ _sd_export_ int sd_listen_fds(int unset_environment) {
errno = 0;
l = strtoul(e, &p, 10);
- if (errno != 0) {
+ if (errno > 0) {
r = -errno;
goto finish;
}
- if (!p || *p || l <= 0) {
+ if (!p || p == e || *p || l <= 0) {
r = -EINVAL;
goto finish;
}
@@ -99,7 +96,8 @@ _sd_export_ int sd_listen_fds(int unset_environment) {
goto finish;
}
- if (!(e = getenv("LISTEN_FDS"))) {
+ e = getenv("LISTEN_FDS");
+ if (!e) {
r = 0;
goto finish;
}
@@ -107,12 +105,12 @@ _sd_export_ int sd_listen_fds(int unset_environment) {
errno = 0;
l = strtoul(e, &p, 10);
- if (errno != 0) {
+ if (errno > 0) {
r = -errno;
goto finish;
}
- if (!p || *p) {
+ if (!p || p == e || *p) {
r = -EINVAL;
goto finish;
}
@@ -120,7 +118,8 @@ _sd_export_ int sd_listen_fds(int unset_environment) {
for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + (int) l; fd ++) {
int flags;
- if ((flags = fcntl(fd, F_GETFD)) < 0) {
+ flags = fcntl(fd, F_GETFD);
+ if (flags < 0) {
r = -errno;
goto finish;
}
@@ -152,7 +151,6 @@ _sd_export_ int sd_is_fifo(int fd, const char *path) {
if (fd < 0)
return -EINVAL;
- memset(&st_fd, 0, sizeof(st_fd));
if (fstat(fd, &st_fd) < 0)
return -errno;
@@ -162,7 +160,6 @@ _sd_export_ int sd_is_fifo(int fd, const char *path) {
if (path) {
struct stat st_path;
- memset(&st_path, 0, sizeof(st_path));
if (stat(path, &st_path) < 0) {
if (errno == ENOENT || errno == ENOTDIR)
@@ -272,15 +269,13 @@ _sd_export_ int sd_is_socket(int fd, int family, int type, int listening) {
if (family < 0)
return -EINVAL;
- if ((r = sd_is_socket_internal(fd, type, listening)) <= 0)
+ r = sd_is_socket_internal(fd, type, listening);
+ if (r <= 0)
return r;
if (family > 0) {
- union sockaddr_union sockaddr;
- socklen_t l;
-
- memset(&sockaddr, 0, sizeof(sockaddr));
- l = sizeof(sockaddr);
+ union sockaddr_union sockaddr = {};
+ socklen_t l = sizeof(sockaddr);
if (getsockname(fd, &sockaddr.sa, &l) < 0)
return -errno;
@@ -295,19 +290,17 @@ _sd_export_ int sd_is_socket(int fd, int family, int type, int listening) {
}
_sd_export_ int sd_is_socket_inet(int fd, int family, int type, int listening, uint16_t port) {
- union sockaddr_union sockaddr;
- socklen_t l;
+ union sockaddr_union sockaddr = {};
+ socklen_t l = sizeof(sockaddr);
int r;
if (family != 0 && family != AF_INET && family != AF_INET6)
return -EINVAL;
- if ((r = sd_is_socket_internal(fd, type, listening)) <= 0)
+ r = sd_is_socket_internal(fd, type, listening);
+ if (r <= 0)
return r;
- memset(&sockaddr, 0, sizeof(sockaddr));
- l = sizeof(sockaddr);
-
if (getsockname(fd, &sockaddr.sa, &l) < 0)
return -errno;
@@ -340,16 +333,14 @@ _sd_export_ int sd_is_socket_inet(int fd, int family, int type, int listening, u
}
_sd_export_ int sd_is_socket_unix(int fd, int type, int listening, const char *path, size_t length) {
- union sockaddr_union sockaddr;
- socklen_t l;
+ union sockaddr_union sockaddr = {};
+ socklen_t l = sizeof(sockaddr);
int r;
- if ((r = sd_is_socket_internal(fd, type, listening)) <= 0)
+ r = sd_is_socket_internal(fd, type, listening);
+ if (r <= 0)
return r;
- memset(&sockaddr, 0, sizeof(sockaddr));
- l = sizeof(sockaddr);
-
if (getsockname(fd, &sockaddr.sa, &l) < 0)
return -errno;
@@ -360,10 +351,10 @@ _sd_export_ int sd_is_socket_unix(int fd, int type, int listening, const char *p
return 0;
if (path) {
- if (length <= 0)
+ if (length == 0)
length = strlen(path);
- if (length <= 0)
+ if (length == 0)
/* Unnamed socket */
return l == offsetof(struct sockaddr_un, sun_path);
@@ -383,7 +374,7 @@ _sd_export_ int sd_is_socket_unix(int fd, int type, int listening, const char *p
}
_sd_export_ int sd_is_mq(int fd, const char *path) {
-#if !defined(__linux__)
+#if !defined(__linux__) || defined(SD_DAEMON_DISABLE_MQ)
return 0;
#else
struct mq_attr attr;
@@ -434,7 +425,8 @@ _sd_export_ int sd_notify(int unset_environment, const char *state) {
goto finish;
}
- if (!(e = getenv("NOTIFY_SOCKET")))
+ e = getenv("NOTIFY_SOCKET");
+ if (!e)
return 0;
/* Must be an abstract socket, or an absolute path */
@@ -443,7 +435,8 @@ _sd_export_ int sd_notify(int unset_environment, const char *state) {
goto finish;
}
- if ((fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0)) < 0) {
+ fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
+ if (fd < 0) {
r = -errno;
goto finish;
}
@@ -513,18 +506,15 @@ _sd_export_ int sd_booted(void) {
#if defined(DISABLE_SYSTEMD) || !defined(__linux__)
return 0;
#else
+ struct stat st;
- struct stat a, b;
+ /* We test whether the runtime unit file directory has been
+ * created. This takes place in mount-setup.c, so is
+ * guaranteed to happen very early during boot. */
- /* We simply test whether the systemd cgroup hierarchy is
- * mounted */
-
- if (lstat("/sys/fs/cgroup", &a) < 0)
- return 0;
-
- if (lstat("/sys/fs/cgroup/systemd", &b) < 0)
+ if (lstat("/run/systemd/system/", &st) < 0)
return 0;
- return a.st_dev != b.st_dev;
+ return !!S_ISDIR(st.st_mode);
#endif
}
diff --git a/sd-daemon.h b/sd-daemon.h
index fe51159ee6..daa3f4c857 100644
--- a/sd-daemon.h
+++ b/sd-daemon.h
@@ -59,20 +59,20 @@ extern "C" {
You may find an up-to-date version of these source files online:
http://cgit.freedesktop.org/systemd/systemd/plain/src/systemd/sd-daemon.h
- http://cgit.freedesktop.org/systemd/systemd/plain/src/sd-daemon.c
+ http://cgit.freedesktop.org/systemd/systemd/plain/src/libsystemd-daemon/sd-daemon.c
This should compile on non-Linux systems, too, but with the
exception of the sd_is_xxx() calls all functions will become NOPs.
- See sd-daemon(7) for more information.
+ See sd-daemon(3) for more information.
*/
#ifndef _sd_printf_attr_
-#if __GNUC__ >= 4
-#define _sd_printf_attr_(a,b) __attribute__ ((format (printf, a, b)))
-#else
-#define _sd_printf_attr_(a,b)
-#endif
+# if __GNUC__ >= 4
+# define _sd_printf_attr_(a,b) __attribute__ ((format (printf, a, b)))
+# else
+# define _sd_printf_attr_(a,b)
+# endif
#endif
/*
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