104 lines
3.6 KiB
C
104 lines
3.6 KiB
C
#pragma once
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <alloca.h>
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#include <signal.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include "formats-util.h"
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#include "macro.h"
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#define procfs_file_alloca(pid, field) \
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({ \
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pid_t _pid_ = (pid); \
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const char *_r_; \
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if (_pid_ == 0) { \
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_r_ = ("/proc/self/" field); \
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} else { \
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_r_ = alloca(strlen("/proc/") + DECIMAL_STR_MAX(pid_t) + 1 + sizeof(field)); \
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sprintf((char*) _r_, "/proc/"PID_FMT"/" field, _pid_); \
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} \
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_r_; \
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})
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int get_process_state(pid_t pid);
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int get_process_comm(pid_t pid, char **name);
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int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char **line);
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int get_process_exe(pid_t pid, char **name);
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int get_process_uid(pid_t pid, uid_t *uid);
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int get_process_gid(pid_t pid, gid_t *gid);
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int get_process_capeff(pid_t pid, char **capeff);
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int get_process_cwd(pid_t pid, char **cwd);
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int get_process_root(pid_t pid, char **root);
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int get_process_environ(pid_t pid, char **environ);
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int get_process_ppid(pid_t pid, pid_t *ppid);
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int wait_for_terminate(pid_t pid, siginfo_t *status);
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int wait_for_terminate_and_warn(const char *name, pid_t pid, bool check_exit_code);
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void sigkill_wait(pid_t *pid);
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#define _cleanup_sigkill_wait_ _cleanup_(sigkill_wait)
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int kill_and_sigcont(pid_t pid, int sig);
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void rename_process(const char name[8]);
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int is_kernel_thread(pid_t pid);
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int getenv_for_pid(pid_t pid, const char *field, char **_value);
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bool pid_is_alive(pid_t pid);
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bool pid_is_unwaited(pid_t pid);
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int pid_from_same_root_fs(pid_t pid);
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bool is_main_thread(void);
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noreturn void freeze(void);
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bool oom_score_adjust_is_valid(int oa);
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#ifndef PERSONALITY_INVALID
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/* personality(7) documents that 0xffffffffUL is used for querying the
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* current personality, hence let's use that here as error
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* indicator. */
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#define PERSONALITY_INVALID 0xffffffffLU
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#endif
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unsigned long personality_from_string(const char *p);
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const char *personality_to_string(unsigned long);
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int ioprio_class_to_string_alloc(int i, char **s);
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int ioprio_class_from_string(const char *s);
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const char *sigchld_code_to_string(int i) _const_;
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int sigchld_code_from_string(const char *s) _pure_;
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int sched_policy_to_string_alloc(int i, char **s);
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int sched_policy_from_string(const char *s);
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#define PTR_TO_PID(p) ((pid_t) ((uintptr_t) p))
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#define PID_TO_PTR(p) ((void*) ((uintptr_t) p))
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void valgrind_summary_hack(void);
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