diff options
Diffstat (limited to 'src/libnm-systemd-shared/src/basic/missing_syscall.h')
| -rw-r--r-- | src/libnm-systemd-shared/src/basic/missing_syscall.h | 92 |
1 files changed, 54 insertions, 38 deletions
diff --git a/src/libnm-systemd-shared/src/basic/missing_syscall.h b/src/libnm-systemd-shared/src/basic/missing_syscall.h index 793d111c55..98cd037962 100644 --- a/src/libnm-systemd-shared/src/basic/missing_syscall.h +++ b/src/libnm-systemd-shared/src/basic/missing_syscall.h @@ -363,6 +363,20 @@ static inline int missing_rt_sigqueueinfo(pid_t tgid, int sig, siginfo_t *info) /* ======================================================================= */ +#if !HAVE_RT_TGSIGQUEUEINFO +static inline int missing_rt_tgsigqueueinfo(pid_t tgid, pid_t tid, int sig, siginfo_t *info) { +# if defined __NR_rt_tgsigqueueinfo && __NR_rt_tgsigqueueinfo >= 0 + return syscall(__NR_rt_tgsigqueueinfo, tgid, tid, sig, info); +# else +# error "__NR_rt_tgsigqueueinfo not defined" +# endif +} + +# define rt_tgsigqueueinfo missing_rt_tgsigqueueinfo +#endif + +/* ======================================================================= */ + #if !HAVE_EXECVEAT static inline int missing_execveat(int dirfd, const char *pathname, char *const argv[], char *const envp[], @@ -412,44 +426,6 @@ static inline int missing_close_range(int first_fd, int end_fd, unsigned flags) /* ======================================================================= */ -#if !HAVE_EPOLL_PWAIT2 - -/* Defined to be equivalent to the kernel's _NSIG_WORDS, i.e. the size of the array of longs that is - * encapsulated by sigset_t. */ -#define KERNEL_NSIG_WORDS (64 / (sizeof(long) * 8)) -#define KERNEL_NSIG_BYTES (KERNEL_NSIG_WORDS * sizeof(long)) - -struct epoll_event; - -static inline int missing_epoll_pwait2( - int fd, - struct epoll_event *events, - int maxevents, - const struct timespec *timeout, - const sigset_t *sigset) { - -# if defined(__NR_epoll_pwait2) && HAVE_LINUX_TIME_TYPES_H - if (timeout) { - /* Convert from userspace timespec to kernel timespec */ - struct __kernel_timespec ts = { - .tv_sec = timeout->tv_sec, - .tv_nsec = timeout->tv_nsec, - }; - - return syscall(__NR_epoll_pwait2, fd, events, maxevents, &ts, sigset, sigset ? KERNEL_NSIG_BYTES : 0); - } else - return syscall(__NR_epoll_pwait2, fd, events, maxevents, NULL, sigset, sigset ? KERNEL_NSIG_BYTES : 0); -# else - errno = ENOSYS; - return -1; -# endif -} - -# define epoll_pwait2 missing_epoll_pwait2 -#endif - -/* ======================================================================= */ - #if !HAVE_MOUNT_SETATTR #if !HAVE_STRUCT_MOUNT_ATTR @@ -593,6 +569,46 @@ static inline int missing_move_mount( /* ======================================================================= */ +#if !HAVE_FSOPEN + +#ifndef FSOPEN_CLOEXEC +#define FSOPEN_CLOEXEC 0x00000001 +#endif + +static inline int missing_fsopen(const char *fsname, unsigned flags) { +# if defined __NR_fsopen && __NR_fsopen >= 0 + return syscall(__NR_fsopen, fsname, flags); +# else + errno = ENOSYS; + return -1; +# endif +} + +# define fsopen missing_fsopen +#endif + +/* ======================================================================= */ + +#if !HAVE_FSCONFIG + +#ifndef FSCONFIG_SET_STRING +#define FSCONFIG_SET_STRING 1 /* Set parameter, supplying a string value */ +#endif + +static inline int missing_fsconfig(int fd, unsigned cmd, const char *key, const void *value, int aux) { +# if defined __NR_fsconfig && __NR_fsconfig >= 0 + return syscall(__NR_fsconfig, fd, cmd, key, value, aux); +# else + errno = ENOSYS; + return -1; +# endif +} + +# define fsconfig missing_fsconfig +#endif + +/* ======================================================================= */ + #if !HAVE_GETDENTS64 static inline ssize_t missing_getdents64(int fd, void *buffer, size_t length) { |