***/
#include <alloca.h>
+#include <fcntl.h>
#include <inttypes.h>
#include <time.h>
#include <sys/time.h>
# error Unknown gid_t size
#endif
+#if SIZEOF_TIME_T == 8
+# define PRI_TIME PRIu64
+#elif SIZEOF_GID_T == 4
+# define PRI_TIME PRIu32
+#else
+# error Unknown time_t size
+#endif
+
+#if SIZEOF_RLIM_T == 8
+# define RLIM_FMT "%" PRIu64
+#elif SIZEOF_RLIM_T == 4
+# define RLIM_FMT "%" PRIu32
+#else
+# error Unknown rlim_t size
+#endif
+
#include "macro.h"
#include "time-util.h"
bool first_word(const char *s, const char *word) _pure_;
int close_nointr(int fd);
-void close_nointr_nofail(int fd);
+int safe_close(int fd);
+void safe_close_pair(int p[]);
+
void close_many(const int fds[], unsigned n_fd);
int parse_size(const char *t, off_t base, off_t *size);
char *replace_env(const char *format, char **env);
char **replace_env_argv(char **argv, char **env);
+int readlinkat_malloc(int fd, const char *p, char **ret);
int readlink_malloc(const char *p, char **r);
int readlink_and_make_absolute(const char *p, char **r);
int readlink_and_canonicalize(const char *p, char **r);
int chvt(int vt);
int read_one_char(FILE *f, char *ret, usec_t timeout, bool *need_nl);
-int ask(char *ret, const char *replies, const char *text, ...) _printf_(3, 4);
+int ask_char(char *ret, const char *replies, const char *text, ...) _printf_(3, 4);
+int ask_string(char **ret, const char *text, ...) _printf_(2, 3);
int reset_terminal_fd(int fd, bool switch_to_text);
int reset_terminal(const char *name);
int default_signals(int sig, ...);
int sigaction_many(const struct sigaction *sa, ...);
-int close_pipe(int p[]);
int fopen_temporary(const char *path, FILE **_f, char **_temp_path);
ssize_t loop_read(int fd, void *buf, size_t nbytes, bool do_poll);
void rename_process(const char name[8]);
void sigset_add_many(sigset_t *ss, ...);
+int sigprocmask_many(int how, ...);
bool hostname_is_set(void);
/* bytes columns */
char *ellipsize_mem(const char *s, size_t old_length, size_t new_length, unsigned percent);
+int touch_file(const char *path, bool parents, usec_t stamp, uid_t uid, gid_t gid, mode_t mode);
int touch(const char *path);
char *unquote(const char *s, const char *quotes);
bool hostname_is_valid(const char *s) _pure_;
char* hostname_cleanup(char *s, bool lowercase);
+bool machine_name_is_valid(const char *s) _pure_;
+
char* strshorten(char *s, size_t l);
int terminal_vhangup_fd(int fd);
int vt_disallocate(const char *name);
-int copy_file(const char *from, const char *to, int flags);
-
int symlink_atomic(const char *from, const char *to);
+int mknod_atomic(const char *path, mode_t mode, dev_t dev);
+int mkfifo_atomic(const char *path, mode_t mode);
int fchmod_umask(int fd, mode_t mode);
int dirent_ensure_type(DIR *d, struct dirent *de);
-int in_search_path(const char *path, char **search);
int get_files_in_directory(const char *path, char ***list);
char *strjoin(const char *x, ...) _sentinel_;
struct __useless_struct_to_allow_trailing_semicolon__
static inline void closep(int *fd) {
- if (*fd >= 0)
- close_nointr_nofail(*fd);
+ safe_close(*fd);
}
static inline void umaskp(mode_t *u) {
umask(*u);
}
-static inline void close_pipep(int (*p)[2]) {
- close_pipe(*p);
+static inline void close_pairp(int (*p)[2]) {
+ safe_close_pair(*p);
}
DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, fclose);
#define _cleanup_pclose_ _cleanup_(pclosep)
#define _cleanup_closedir_ _cleanup_(closedirp)
#define _cleanup_endmntent_ _cleanup_(endmntentp)
-#define _cleanup_close_pipe_ _cleanup_(close_pipep)
+#define _cleanup_close_pair_ _cleanup_(close_pairp)
_malloc_ _alloc_(1, 2) static inline void *malloc_multiply(size_t a, size_t b) {
- if (_unlikely_(b == 0 || a > ((size_t) -1) / b))
+ if (_unlikely_(b != 0 && a > ((size_t) -1) / b))
return NULL;
return malloc(a * b);
}
+_alloc_(2, 3) static inline void *realloc_multiply(void *p, size_t a, size_t b) {
+ if (_unlikely_(b != 0 && a > ((size_t) -1) / b))
+ return NULL;
+
+ return realloc(p, a * b);
+}
+
_alloc_(2, 3) static inline void *memdup_multiply(const void *p, size_t a, size_t b) {
- if (_unlikely_(b == 0 || a > ((size_t) -1) / b))
+ if (_unlikely_(b != 0 && a > ((size_t) -1) / b))
return NULL;
return memdup(p, a * b);
bool filename_is_safe(const char *p) _pure_;
bool path_is_safe(const char *p) _pure_;
bool string_is_safe(const char *p) _pure_;
-bool string_has_cc(const char *p) _pure_;
+bool string_has_cc(const char *p, const char *ok) _pure_;
/**
* Check if a string contains any glob patterns.
bool is_locale_utf8(void);
typedef enum DrawSpecialChar {
- DRAW_TREE_VERT,
+ DRAW_TREE_VERTICAL,
DRAW_TREE_BRANCH,
DRAW_TREE_RIGHT,
DRAW_TREE_SPACE,
DRAW_TRIANGULAR_BULLET,
DRAW_BLACK_CIRCLE,
+ DRAW_ARROW,
+ DRAW_DASH,
_DRAW_SPECIAL_CHAR_MAX
} DrawSpecialChar;
+
const char *draw_special_char(DrawSpecialChar ch);
char *strreplace(const char *text, const char *old_string, const char *new_string);
char *strextend(char **x, ...) _sentinel_;
char *strrep(const char *s, unsigned n);
-void* greedy_realloc(void **p, size_t *allocated, size_t need);
-void* greedy_realloc0(void **p, size_t *allocated, size_t need);
-#define GREEDY_REALLOC(array, allocated, need) \
- greedy_realloc((void**) &(array), &(allocated), sizeof((array)[0]) * (need))
-#define GREEDY_REALLOC0(array, allocated, need) \
- greedy_realloc0((void**) &(array), &(allocated), sizeof((array)[0]) * (need))
+void* greedy_realloc(void **p, size_t *allocated, size_t need, size_t size);
+void* greedy_realloc0(void **p, size_t *allocated, size_t need, size_t size);
+#define GREEDY_REALLOC(array, allocated, need) \
+ greedy_realloc((void**) &(array), &(allocated), (need), sizeof((array)[0]))
-#define GREEDY_REALLOC0_T(array, count, need) \
- ({ \
- size_t _size = (count) * sizeof((array)[0]); \
- void *_ptr = GREEDY_REALLOC0((array), _size, (need)); \
- if (_ptr) \
- (count) = _size / sizeof((array)[0]); \
- _ptr; \
- })
+#define GREEDY_REALLOC0(array, allocated, need) \
+ greedy_realloc0((void**) &(array), &(allocated), (need), sizeof((array)[0]))
static inline void _reset_errno_(int *saved_errno) {
errno = *saved_errno;
#endif
}
+static inline int log2i(int x) {
+ assert(x > 0);
+
+ return __SIZEOF_INT__ * 8 - __builtin_clz(x) - 1;
+}
+
static inline bool logind_running(void) {
return access("/run/systemd/seats/", F_OK) >= 0;
}
int container_get_leader(const char *machine, pid_t *pid);
-int namespace_open(pid_t pid, int *pidns_fd, int *mntns_fd, int *root_fd);
-int namespace_enter(int pidns_fd, int mntns_fd, int root_fd);
+int namespace_open(pid_t pid, int *pidns_fd, int *mntns_fd, int *netns_fd, int *root_fd);
+int namespace_enter(int pidns_fd, int mntns_fd, int netns_fd, int root_fd);
bool pid_is_alive(pid_t pid);
bool pid_is_unwaited(pid_t pid);
char* mount_test_option(const char *haystack, const char *needle);
void hexdump(FILE *f, const void *p, size_t s);
+
+union file_handle_union {
+ struct file_handle handle;
+ char padding[sizeof(struct file_handle) + MAX_HANDLE_SZ];
+};
+
+int update_reboot_param_file(const char *param);
+
+int umount_recursive(const char *target, int flags);
+
+int bind_remount_recursive(const char *prefix, bool ro);
+
+int fflush_and_check(FILE *f);
+
+char *tempfn_xxxxxx(const char *p);
+char *tempfn_random(const char *p);
+
+bool is_localhost(const char *hostname);