diff options
Diffstat (limited to 'src/systemd/src/basic/process-util.h')
| -rw-r--r-- | src/systemd/src/basic/process-util.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/systemd/src/basic/process-util.h b/src/systemd/src/basic/process-util.h index 39c194df0d..1dd62c6d0a 100644 --- a/src/systemd/src/basic/process-util.h +++ b/src/systemd/src/basic/process-util.h @@ -33,6 +33,7 @@ #include "format-util.h" #include "ioprio.h" #include "macro.h" +#include "time-util.h" #define procfs_file_alloca(pid, field) \ ({ \ @@ -41,7 +42,7 @@ if (_pid_ == 0) { \ _r_ = ("/proc/self/" field); \ } else { \ - _r_ = alloca(strlen("/proc/") + DECIMAL_STR_MAX(pid_t) + 1 + sizeof(field)); \ + _r_ = alloca(STRLEN("/proc/") + DECIMAL_STR_MAX(pid_t) + 1 + sizeof(field)); \ sprintf((char*) _r_, "/proc/"PID_FMT"/" field, _pid_); \ } \ _r_; \ @@ -61,6 +62,7 @@ int get_process_ppid(pid_t pid, pid_t *ppid); int wait_for_terminate(pid_t pid, siginfo_t *status); int wait_for_terminate_and_warn(const char *name, pid_t pid, bool check_exit_code); +int wait_for_terminate_with_timeout(pid_t pid, usec_t timeout); void sigkill_wait(pid_t pid); void sigkill_waitp(pid_t *pid); @@ -140,3 +142,19 @@ int ioprio_parse_priority(const char *s, int *ret); pid_t getpid_cached(void); int must_be_root(void); + +typedef enum ForkFlags { + FORK_RESET_SIGNALS = 1U << 0, + FORK_CLOSE_ALL_FDS = 1U << 1, + FORK_DEATHSIG = 1U << 2, + FORK_NULL_STDIO = 1U << 3, + FORK_REOPEN_LOG = 1U << 4, +} ForkFlags; + +int safe_fork_full(const char *name, const int except_fds[], size_t n_except_fds, ForkFlags flags, pid_t *ret_pid); + +static inline int safe_fork(const char *name, ForkFlags flags, pid_t *ret_pid) { + return safe_fork_full(name, NULL, 0, flags, ret_pid); +} + +int fork_agent(const char *name, const int except[], unsigned n_except, pid_t *pid, const char *path, ...); |