#include <stddef.h>
#include <unistd.h>
#include <locale.h>
+#include <mntent.h>
#include "macro.h"
#include "time-util.h"
#define strcaseeq(a,b) (strcasecmp((a),(b)) == 0)
#define strncaseeq(a, b, n) (strncasecmp((a), (b), (n)) == 0)
-bool streq_ptr(const char *a, const char *b);
+bool streq_ptr(const char *a, const char *b) _pure_;
#define new(t, n) ((t*) malloc_multiply(sizeof(t), (n)))
return !p || !p[0];
}
-char *endswith(const char *s, const char *postfix);
-char *startswith(const char *s, const char *prefix);
-char *startswith_no_case(const char *s, const char *prefix);
+static inline const char *startswith(const char *s, const char *prefix) {
+ if (strncmp(s, prefix, strlen(prefix)) == 0)
+ return s + strlen(prefix);
+ return NULL;
+}
+
+static inline const char *startswith_no_case(const char *s, const char *prefix) {
+ if (strncasecmp(s, prefix, strlen(prefix)) == 0)
+ return s + strlen(prefix);
+ return NULL;
+}
-bool first_word(const char *s, const char *word);
+char *endswith(const char *s, const char *postfix) _pure_;
+
+bool first_word(const char *s, const char *word) _pure_;
int close_nointr(int fd);
void close_nointr_nofail(int fd);
void close_many(const int fds[], unsigned n_fd);
-int parse_boolean(const char *v);
+int parse_boolean(const char *v) _pure_;
int parse_bytes(const char *t, off_t *bytes);
int parse_pid(const char *s, pid_t* ret_pid);
int parse_uid(const char *s, uid_t* ret_uid);
int get_process_exe(pid_t pid, char **name);
int get_process_uid(pid_t pid, uid_t *uid);
int get_process_gid(pid_t pid, gid_t *gid);
+int get_process_capeff(pid_t pid, char **capeff);
-char hexchar(int x);
-int unhexchar(char c);
-char octchar(int x);
-int unoctchar(char c);
-char decchar(int x);
-int undecchar(char c);
+char hexchar(int x) _const_;
+int unhexchar(char c) _const_;
+char octchar(int x) _const_;
+int unoctchar(char c) _const_;
+char decchar(int x) _const_;
+int undecchar(char c) _const_;
char *cescape(const char *s);
char *cunescape(const char *s);
char *xescape(const char *s, const char *bad);
-char *bus_path_escape(const char *s);
-char *bus_path_unescape(const char *s);
-
char *ascii_strlower(char *path);
-bool dirent_is_file(const struct dirent *de);
-bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix);
+bool dirent_is_file(const struct dirent *de) _pure_;
+bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix) _pure_;
-bool ignore_file(const char *filename);
+bool ignore_file(const char *filename) _pure_;
-bool chars_intersect(const char *a, const char *b);
+bool chars_intersect(const char *a, const char *b) _pure_;
int make_stdio(int fd);
int make_null_stdio(void);
int make_console_stdio(void);
unsigned long long random_ull(void);
+unsigned random_u(void);
/* For basic lookup tables with strictly enumerated entries */
#define __DEFINE_STRING_TABLE_LOOKUP(name,type,scope) \
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, ...);
+int ask(char *ret, const char *replies, const char *text, ...) _printf_(3, 4);
int reset_terminal_fd(int fd, bool switch_to_text);
int reset_terminal(const char *name);
cpu_set_t* cpu_set_malloc(unsigned *ncpus);
-int status_vprintf(const char *status, bool ellipse, bool ephemeral, const char *format, va_list ap);
-int status_printf(const char *status, bool ellipse, bool ephemeral, const char *format, ...);
+int status_vprintf(const char *status, bool ellipse, bool ephemeral, const char *format, va_list ap) _printf_(4,0);
+int status_printf(const char *status, bool ellipse, bool ephemeral, const char *format, ...) _printf_(4,5);
int status_welcome(void);
int fd_columns(int fd);
bool on_tty(void);
+static inline const char *ansi_highlight(void) {
+ return on_tty() ? ANSI_HIGHLIGHT_ON : "";
+}
+
+static inline const char *ansi_highlight_red(void) {
+ return on_tty() ? ANSI_HIGHLIGHT_RED_ON : "";
+}
+
+static inline const char *ansi_highlight_green(void) {
+ return on_tty() ? ANSI_HIGHLIGHT_GREEN_ON : "";
+}
+
+static inline const char *ansi_highlight_yellow(void) {
+ return on_tty() ? ANSI_HIGHLIGHT_YELLOW_ON : "";
+}
+
+static inline const char *ansi_highlight_off(void) {
+ return on_tty() ? ANSI_HIGHLIGHT_OFF : "";
+}
+
int running_in_chroot(void);
char *ellipsize(const char *s, size_t length, unsigned percent);
+ /* bytes columns */
char *ellipsize_mem(const char *s, size_t old_length, size_t new_length, unsigned percent);
int touch(const char *path);
_noreturn_ void freeze(void);
-bool null_or_empty(struct stat *st);
+bool null_or_empty(struct stat *st) _pure_;
int null_or_empty_path(const char *fn);
DIR *xopendirat(int dirfd, const char *name, int flags);
char *resolve_dev_console(char **active);
bool tty_is_vc(const char *tty);
bool tty_is_vc_resolve(const char *tty);
-bool tty_is_console(const char *tty);
+bool tty_is_console(const char *tty) _pure_;
int vtnr_from_tty(const char *tty);
const char *default_term_for_tty(const char *tty);
bool plymouth_running(void);
-bool hostname_is_valid(const char *s);
-char* hostname_cleanup(char *s);
+bool hostname_is_valid(const char *s) _pure_;
+char* hostname_cleanup(char *s, bool lowercase);
char* strshorten(char *s, size_t l);
int vt_disallocate(const char *name);
-int copy_file(const char *from, const char *to);
+int copy_file(const char *from, const char *to, int flags);
int symlink_atomic(const char *from, const char *to);
int fchmod_umask(int fd, mode_t mode);
-bool display_is_local(const char *display);
+bool display_is_local(const char *display) _pure_;
int socket_from_display(const char *display, char **path);
int get_user_creds(const char **username, uid_t *uid, gid_t *gid, const char **home, const char **shell);
char* gid_to_name(gid_t gid);
int glob_exists(const char *path);
+int glob_extend(char ***strv, const char *path);
int dirent_ensure_type(DIR *d, struct dirent *de);
bool is_main_thread(void);
-bool in_charset(const char *s, const char* charset);
+bool in_charset(const char *s, const char* charset) _pure_;
int block_get_whole_disk(dev_t d, dev_t *ret);
int ioprio_class_to_string_alloc(int i, char **s);
int ioprio_class_from_string(const char *s);
-const char *sigchld_code_to_string(int i);
-int sigchld_code_from_string(const char *s);
+const char *sigchld_code_to_string(int i) _const_;
+int sigchld_code_from_string(const char *s) _pure_;
int log_facility_unshifted_to_string_alloc(int i, char **s);
int log_facility_unshifted_from_string(const char *s);
int sched_policy_to_string_alloc(int i, char **s);
int sched_policy_from_string(const char *s);
-const char *rlimit_to_string(int i);
-int rlimit_from_string(const char *s);
+const char *rlimit_to_string(int i) _const_;
+int rlimit_from_string(const char *s) _pure_;
int ip_tos_to_string_alloc(int i, char **s);
int ip_tos_from_string(const char *s);
-const char *signal_to_string(int i);
-int signal_from_string(const char *s);
+const char *signal_to_string(int i) _const_;
+int signal_from_string(const char *s) _pure_;
int signal_from_string_try_harder(const char *s);
bool kexec_loaded(void);
-int prot_from_flags(int flags);
+int prot_from_flags(int flags) _const_;
char *format_bytes(char *buf, size_t l, off_t t);
int fd_wait_for_event(int fd, int event, usec_t timeout);
-void* memdup(const void *p, size_t l);
+void* memdup(const void *p, size_t l) _alloc_(2);
int is_kernel_thread(pid_t pid);
int getenv_for_pid(pid_t pid, const char *field, char **_value);
-int can_sleep(const char *type);
-int can_sleep_disk(const char *type);
-
-bool is_valid_documentation_url(const char *url);
+bool is_valid_documentation_url(const char *url) _pure_;
bool in_initrd(void);
free(*(void**) p);
}
-static inline void fclosep(FILE **f) {
- if (*f)
- fclose(*f);
-}
-
-static inline void pclosep(FILE **f) {
- if (*f)
- pclose(*f);
-}
+#define DEFINE_TRIVIAL_CLEANUP_FUNC(type, func) \
+ static inline void func##p(type *p) { \
+ if (*p) \
+ func(*p); \
+ } \
+ struct __useless_struct_to_allow_trailing_semicolon__
static inline void closep(int *fd) {
if (*fd >= 0)
close_nointr_nofail(*fd);
}
-static inline void closedirp(DIR **d) {
- if (*d)
- closedir(*d);
-}
-
static inline void umaskp(mode_t *u) {
umask(*u);
}
+static inline void close_pipep(int (*p)[2]) {
+ close_pipe(*p);
+}
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, fclose);
+DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, pclose);
+DEFINE_TRIVIAL_CLEANUP_FUNC(DIR*, closedir);
+DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, endmntent);
+
#define _cleanup_free_ _cleanup_(freep)
-#define _cleanup_fclose_ _cleanup_(fclosep)
-#define _cleanup_pclose_ _cleanup_(pclosep)
#define _cleanup_close_ _cleanup_(closep)
-#define _cleanup_closedir_ _cleanup_(closedirp)
#define _cleanup_umask_ _cleanup_(umaskp)
#define _cleanup_globfree_ _cleanup_(globfree)
+#define _cleanup_fclose_ _cleanup_(fclosep)
+#define _cleanup_pclose_ _cleanup_(pclosep)
+#define _cleanup_closedir_ _cleanup_(closedirp)
+#define _cleanup_endmntent_ _cleanup_(endmntentp)
+#define _cleanup_close_pipe_ _cleanup_(close_pipep)
-_malloc_ static inline void *malloc_multiply(size_t a, size_t b) {
+_malloc_ _alloc_(1, 2) static inline void *malloc_multiply(size_t a, size_t b) {
if (_unlikely_(b == 0 || a > ((size_t) -1) / b))
return NULL;
return malloc(a * b);
}
- static inline void *memdup_multiply(const void *p, size_t a, size_t 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))
return NULL;
return memdup(p, a * b);
}
-bool filename_is_safe(const char *p);
-bool path_is_safe(const char *p);
-bool string_is_safe(const char *p);
-bool string_has_cc(const char *p);
+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_;
void *xbsearch_r(const void *key, const void *base, size_t nmemb, size_t size,
int (*compar) (const void *, const void *, void *),
DRAW_TREE_RIGHT,
DRAW_TREE_SPACE,
DRAW_TRIANGULAR_BULLET,
+ DRAW_BLACK_CIRCLE,
_DRAW_SPECIAL_CHAR_MAX
} DrawSpecialChar;
const char *draw_special_char(DrawSpecialChar ch);
int search_and_fopen(const char *path, const char *mode, const char **search, FILE **_f);
int search_and_fopen_nulstr(const char *path, const char *mode, const char *search, FILE **_f);
-int create_tmp_dir(char template[], char** dir_name);
#define FOREACH_LINE(line, f, on_error) \
for (;;) \
char *hexmem(const void *p, size_t l);
void *unhexmem(const char *p, size_t l);
-char *strextend(char **x, ...);
+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))
static inline void _reset_errno_(int *saved_errno) {
errno = *saved_errno;
}
-#define PROTECT_ERRNO _cleanup_(_reset_errno_) int _saved_errno_ = errno
+#define PROTECT_ERRNO _cleanup_(_reset_errno_) __attribute__((unused)) int _saved_errno_ = errno
struct _umask_struct_ {
mode_t mask;
} \
!_saved_locale_.quit; }) ; \
_saved_locale_.quit = true)
+
+bool id128_is_valid(const char *s) _pure_;
+void parse_user_at_host(char *arg, char **user, char **host);
+
+int split_pair(const char *s, const char *sep, char **l, char **r);
+
+int shall_restore_state(void);
+
+/**
+ * Normal qsort requires base to be nonnull. Here were require
+ * that only if nmemb > 0.
+ */
+static inline void qsort_safe(void *base, size_t nmemb, size_t size,
+ int (*compar)(const void *, const void *)) {
+ if (nmemb) {
+ assert(base);
+ qsort(base, nmemb, size, compar);
+ }
+}
+
+int proc_cmdline(char **ret);