137 lines
3.3 KiB
C
137 lines
3.3 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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#include <alloca.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <inttypes.h>
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#include <limits.h>
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#include <locale.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/inotify.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/statfs.h>
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#include <sys/sysmacros.h>
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#include <sys/types.h>
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#include <time.h>
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#include <unistd.h>
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#include "format-util.h"
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#include "macro.h"
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#include "time-util.h"
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static inline const char* yes_no(bool b) {
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return b ? "yes" : "no";
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}
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static inline const char* true_false(bool b) {
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return b ? "true" : "false";
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}
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static inline const char* one_zero(bool b) {
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return b ? "1" : "0";
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}
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static inline const char* enable_disable(bool b) {
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return b ? "enable" : "disable";
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}
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bool plymouth_running(void);
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bool display_is_local(const char *display) _pure_;
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#define NULSTR_FOREACH(i, l) \
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for ((i) = (l); (i) && *(i); (i) = strchr((i), 0)+1)
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#define NULSTR_FOREACH_PAIR(i, j, l) \
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for ((i) = (l), (j) = strchr((i), 0)+1; (i) && *(i); (i) = strchr((j), 0)+1, (j) = *(i) ? strchr((i), 0)+1 : (i))
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extern int saved_argc;
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extern char **saved_argv;
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bool kexec_loaded(void);
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int prot_from_flags(int flags) _const_;
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bool in_initrd(void);
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void in_initrd_force(bool value);
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int on_ac_power(void);
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static inline void _reset_errno_(int *saved_errno) {
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if (*saved_errno < 0) /* Invalidated by UNPROTECT_ERRNO? */
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return;
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errno = *saved_errno;
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}
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#define PROTECT_ERRNO \
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_cleanup_(_reset_errno_) _unused_ int _saved_errno_ = errno
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#define UNPROTECT_ERRNO \
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do { \
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errno = _saved_errno_; \
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_saved_errno_ = -1; \
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} while (false)
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static inline int negative_errno(void) {
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/* This helper should be used to shut up gcc if you know 'errno' is
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* negative. Instead of "return -errno;", use "return negative_errno();"
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* It will suppress bogus gcc warnings in case it assumes 'errno' might
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* be 0 and thus the caller's error-handling might not be triggered. */
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assert_return(errno > 0, -EINVAL);
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return -errno;
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}
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static inline unsigned u64log2(uint64_t n) {
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#if __SIZEOF_LONG_LONG__ == 8
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return (n > 1) ? (unsigned) __builtin_clzll(n) ^ 63U : 0;
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#else
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#error "Wut?"
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#endif
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}
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static inline unsigned u32ctz(uint32_t n) {
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#if __SIZEOF_INT__ == 4
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return n != 0 ? __builtin_ctz(n) : 32;
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#else
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#error "Wut?"
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#endif
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}
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static inline unsigned log2i(int x) {
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assert(x > 0);
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return __SIZEOF_INT__ * 8 - __builtin_clz(x) - 1;
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}
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static inline unsigned log2u(unsigned x) {
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assert(x > 0);
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return sizeof(unsigned) * 8 - __builtin_clz(x) - 1;
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}
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static inline unsigned log2u_round_up(unsigned x) {
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assert(x > 0);
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if (x == 1)
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return 0;
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return log2u(x - 1) + 1;
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}
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int container_get_leader(const char *machine, pid_t *pid);
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int version(void);
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int str_verscmp(const char *s1, const char *s2);
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void disable_coredumps(void);
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