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authorAnthony G. Basile <blueness@gentoo.org>2013-06-05 20:46:13 -0400
committerAnthony G. Basile <blueness@gentoo.org>2013-06-05 20:46:13 -0400
commit771f8ed258c5e260a9321ff6e8772422984c07e7 (patch)
tree4a6aecbe0231cf8a7f717986dd6ec475694bc151
parentc36cba5bc1c783f87b0ada8a8b42303bfadeaf0a (diff)
Remove unused functions from src/libudev/util.c
We remove the following unused functions: ascii_strlower block_get_whole_disk bus_path_escape can_sleep can_sleep_disk cescape chars_intersect chvt close_many close_pipe columns_lines_cache_reset copy_file cpu_set_malloc decchar default_signals default_term_for_tty delete_chars dir_is_empty draw_special_char dual_timestamp_deserialize dual_timestamp_serialize execute_directory fchmod_and_fchown fd_cloexec fd_inc_rcvbuf fd_nonblock filename_is_safe first_word fork_agent format_bytes format_timestamp_pretty fstab_node_to_udev_node fstype_is_network getenv_for_pid get_files_in_directory get_home_dir gethostname_malloc getlogname_malloc get_parent_of_pid get_process_cmdline get_process_exe get_process_gid get_process_uid get_starttime_of_pid getttyname_harder get_user_creds getusername_malloc glob_exists hostname_cleanup hostname_is_set hostname_is_valid ignore_signals in_charset in_group in_search_path is_device_path is_kernel_thread is_valid_documentation_url kexec_loaded kill_and_sigcont load_env_file make_console_stdio make_null_stdio parse_bytes parse_nsec parse_pid parse_timestamp pipe_eof plymouth_running prot_from_flags readlink_and_canonicalize release_terminal rename_process replace_env_argv reset_all_signal_handlers rmdir_parents rm_rf_dangerous running_in_chroot setrlimit_closest sigaction_many signal_from_string_try_harder sigset_add_many socket_from_display startswith_no_case status_welcome strdup_or_null string_is_safe strreplace symlink_atomic tty_is_console undecchar vt_disallocate wait_for_terminate_and_warn warn_melody write_env_file write_one_line_file_atomic xopendirat Signed-off-by: Anthony G. Basile <blueness@gentoo.org>
-rw-r--r--src/libudev/util.c2837
-rw-r--r--src/libudev/util.h145
2 files changed, 0 insertions, 2982 deletions
diff --git a/src/libudev/util.c b/src/libudev/util.c
index 09c7033274..6c93d0ea97 100644
--- a/src/libudev/util.c
+++ b/src/libudev/util.c
@@ -242,45 +242,6 @@ char* startswith(const char *s, const char *prefix) {
}
}
-char* startswith_no_case(const char *s, const char *prefix) {
- const char *a, *b;
-
- assert(s);
- assert(prefix);
-
- a = s, b = prefix;
- for (;;) {
- if (*b == 0)
- return (char*) a;
- if (tolower(*a) != tolower(*b))
- return NULL;
-
- a++, b++;
- }
-}
-
-bool first_word(const char *s, const char *word) {
- size_t sl, wl;
-
- assert(s);
- assert(word);
-
- sl = strlen(s);
- wl = strlen(word);
-
- if (sl < wl)
- return false;
-
- if (wl == 0)
- return true;
-
- if (memcmp(s, word, wl) != 0)
- return false;
-
- return s[wl] == 0 ||
- strchr(WHITESPACE, s[wl]);
-}
-
int close_nointr(int fd) {
int r;
@@ -312,15 +273,6 @@ void close_nointr_nofail(int fd) {
assert_se(close_nointr(fd) == 0);
}
-void close_many(const int fds[], unsigned n_fd) {
- unsigned i;
-
- assert(fds || n_fd <= 0);
-
- for (i = 0; i < n_fd; i++)
- close_nointr_nofail(fds[i]);
-}
-
int parse_boolean(const char *v) {
assert(v);
@@ -332,30 +284,6 @@ int parse_boolean(const char *v) {
return -EINVAL;
}
-int parse_pid(const char *s, pid_t* ret_pid) {
- unsigned long ul = 0;
- pid_t pid;
- int r;
-
- assert(s);
- assert(ret_pid);
-
- r = safe_atolu(s, &ul);
- if (r < 0)
- return r;
-
- pid = (pid_t) ul;
-
- if ((unsigned long) pid != ul)
- return -ERANGE;
-
- if (pid <= 0)
- return -ERANGE;
-
- *ret_pid = pid;
- return 0;
-}
-
int parse_uid(const char *s, uid_t* ret_uid) {
unsigned long ul = 0;
uid_t uid;
@@ -524,116 +452,6 @@ char *split_quoted(const char *c, size_t *l, char **state) {
return (char*) current;
}
-int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
- int r;
- _cleanup_fclose_ FILE *f = NULL;
- char line[LINE_MAX];
- long unsigned ppid;
- const char *p;
-
- assert(pid >= 0);
- assert(_ppid);
-
- if (pid == 0) {
- *_ppid = getppid();
- return 0;
- }
-
- p = procfs_file_alloca(pid, "stat");
- f = fopen(p, "re");
- if (!f)
- return -errno;
-
- if (!fgets(line, sizeof(line), f)) {
- r = feof(f) ? -EIO : -errno;
- return r;
- }
-
- /* Let's skip the pid and comm fields. The latter is enclosed
- * in () but does not escape any () in its value, so let's
- * skip over it manually */
-
- p = strrchr(line, ')');
- if (!p)
- return -EIO;
-
- p++;
-
- if (sscanf(p, " "
- "%*c " /* state */
- "%lu ", /* ppid */
- &ppid) != 1)
- return -EIO;
-
- if ((long unsigned) (pid_t) ppid != ppid)
- return -ERANGE;
-
- *_ppid = (pid_t) ppid;
-
- return 0;
-}
-
-int get_starttime_of_pid(pid_t pid, unsigned long long *st) {
- _cleanup_fclose_ FILE *f = NULL;
- char line[LINE_MAX];
- const char *p;
-
- assert(pid >= 0);
- assert(st);
-
- if (pid == 0)
- p = "/proc/self/stat";
- else
- p = procfs_file_alloca(pid, "stat");
-
- f = fopen(p, "re");
- if (!f)
- return -errno;
-
- if (!fgets(line, sizeof(line), f)) {
- if (ferror(f))
- return -errno;
-
- return -EIO;
- }
-
- /* Let's skip the pid and comm fields. The latter is enclosed
- * in () but does not escape any () in its value, so let's
- * skip over it manually */
-
- p = strrchr(line, ')');
- if (!p)
- return -EIO;
-
- p++;
-
- if (sscanf(p, " "
- "%*c " /* state */
- "%*d " /* ppid */
- "%*d " /* pgrp */
- "%*d " /* session */
- "%*d " /* tty_nr */
- "%*d " /* tpgid */
- "%*u " /* flags */
- "%*u " /* minflt */
- "%*u " /* cminflt */
- "%*u " /* majflt */
- "%*u " /* cmajflt */
- "%*u " /* utime */
- "%*u " /* stime */
- "%*d " /* cutime */
- "%*d " /* cstime */
- "%*d " /* priority */
- "%*d " /* nice */
- "%*d " /* num_threads */
- "%*d " /* itrealvalue */
- "%llu " /* starttime */,
- st) != 1)
- return -EIO;
-
- return 0;
-}
-
int write_one_line_file(const char *fn, const char *line) {
_cleanup_fclose_ FILE *f = NULL;
@@ -670,53 +488,6 @@ int fchmod_umask(int fd, mode_t m) {
return r;
}
-int write_one_line_file_atomic(const char *fn, const char *line) {
- FILE *f;
- int r;
- char *p;
-
- assert(fn);
- assert(line);
-
- r = fopen_temporary(fn, &f, &p);
- if (r < 0)
- return r;
-
- fchmod_umask(fileno(f), 0644);
-
- errno = 0;
- if (fputs(line, f) < 0) {
- r = -errno;
- goto finish;
- }
-
- if (!endswith(line, "\n"))
- fputc('\n', f);
-
- fflush(f);
-
- if (ferror(f)) {
- if (errno != 0)
- r = -errno;
- else
- r = -EIO;
- } else {
- if (rename(p, fn) < 0)
- r = -errno;
- else
- r = 0;
- }
-
-finish:
- if (r < 0)
- unlink(p);
-
- fclose(f);
- free(p);
-
- return r;
-}
-
int read_one_line_file(const char *fn, char **line) {
_cleanup_fclose_ FILE *f = NULL;
char t[LINE_MAX], *c;
@@ -882,111 +653,6 @@ fail:
return r;
}
-int load_env_file(
- const char *fname,
- char ***rl) {
-
- FILE *f;
- char **m = NULL;
- int r;
-
- assert(fname);
- assert(rl);
-
- if (!(f = fopen(fname, "re")))
- return -errno;
-
- while (!feof(f)) {
- char l[LINE_MAX], *p, *u;
- char **t;
-
- if (!fgets(l, sizeof(l), f)) {
- if (feof(f))
- break;
-
- r = -errno;
- goto finish;
- }
-
- p = strstrip(l);
-
- if (!*p)
- continue;
-
- if (strchr(COMMENTS, *p))
- continue;
-
- if (!(u = normalize_env_assignment(p))) {
- r = log_oom();
- goto finish;
- }
-
- t = strv_append(m, u);
- free(u);
-
- if (!t) {
- r = log_oom();
- goto finish;
- }
-
- strv_free(m);
- m = t;
- }
-
- r = 0;
-
- *rl = m;
- m = NULL;
-
-finish:
- if (f)
- fclose(f);
-
- strv_free(m);
-
- return r;
-}
-
-int write_env_file(const char *fname, char **l) {
- char **i, *p;
- FILE *f;
- int r;
-
- r = fopen_temporary(fname, &f, &p);
- if (r < 0)
- return r;
-
- fchmod_umask(fileno(f), 0644);
-
- errno = 0;
- STRV_FOREACH(i, l) {
- fputs(*i, f);
- fputc('\n', f);
- }
-
- fflush(f);
-
- if (ferror(f)) {
- if (errno != 0)
- r = -errno;
- else
- r = -EIO;
- } else {
- if (rename(p, fname) < 0)
- r = -errno;
- else
- r = 0;
- }
-
- if (r < 0)
- unlink(p);
-
- fclose(f);
- free(p);
-
- return r;
-}
-
char *truncate_nl(char *s) {
assert(s);
@@ -1013,143 +679,6 @@ int get_process_comm(pid_t pid, char **name) {
return r;
}
-int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char **line) {
- char *r, *k;
- int c;
- bool space = false;
- size_t left;
- FILE *f;
-
- assert(max_length > 0);
- assert(line);
-
- if (pid == 0)
- f = fopen("/proc/self/cmdline", "re");
- else {
- char *p;
- if (asprintf(&p, "/proc/%lu/cmdline", (unsigned long) pid) < 0)
- return -ENOMEM;
-
- f = fopen(p, "re");
- free(p);
- }
-
- if (!f)
- return -errno;
-
- r = new(char, max_length);
- if (!r) {
- fclose(f);
- return -ENOMEM;
- }
-
- k = r;
- left = max_length;
- while ((c = getc(f)) != EOF) {
-
- if (isprint(c)) {
- if (space) {
- if (left <= 4)
- break;
-
- *(k++) = ' ';
- left--;
- space = false;
- }
-
- if (left <= 4)
- break;
-
- *(k++) = (char) c;
- left--;
- } else
- space = true;
- }
-
- if (left <= 4) {
- size_t n = MIN(left-1, 3U);
- memcpy(k, "...", n);
- k[n] = 0;
- } else
- *k = 0;
-
- fclose(f);
-
- /* Kernel threads have no argv[] */
- if (r[0] == 0) {
- char *t;
- int h;
-
- free(r);
-
- if (!comm_fallback)
- return -ENOENT;
-
- h = get_process_comm(pid, &t);
- if (h < 0)
- return h;
-
- r = strjoin("[", t, "]", NULL);
- free(t);
-
- if (!r)
- return -ENOMEM;
- }
-
- *line = r;
- return 0;
-}
-
-int is_kernel_thread(pid_t pid) {
- char *p;
- size_t count;
- char c;
- bool eof;
- FILE *f;
-
- if (pid == 0)
- return 0;
-
- if (asprintf(&p, "/proc/%lu/cmdline", (unsigned long) pid) < 0)
- return -ENOMEM;
-
- f = fopen(p, "re");
- free(p);
-
- if (!f)
- return -errno;
-
- count = fread(&c, 1, 1, f);
- eof = feof(f);
- fclose(f);
-
- /* Kernel threads have an empty cmdline */
-
- if (count <= 0)
- return eof ? 1 : -errno;
-
- return 0;
-}
-
-int get_process_exe(pid_t pid, char **name) {
- int r;
-
- assert(name);
-
- if (pid == 0)
- r = readlink_malloc("/proc/self/exe", name);
- else {
- char *p;
- if (asprintf(&p, "/proc/%lu/exe", (unsigned long) pid) < 0)
- return -ENOMEM;
-
- r = readlink_malloc(p, name);
- free(p);
- }
-
- return r;
-}
-
static int get_process_id(pid_t pid, const char *field, uid_t *uid) {
_cleanup_fclose_ FILE *f = NULL;
char line[LINE_MAX];
@@ -1184,15 +713,6 @@ static int get_process_id(pid_t pid, const char *field, uid_t *uid) {
return -EIO;
}
-int get_process_uid(pid_t pid, uid_t *uid) {
- return get_process_id(pid, "Uid:", uid);
-}
-
-int get_process_gid(pid_t pid, gid_t *gid) {
- assert_cc(sizeof(uid_t) == sizeof(gid_t));
- return get_process_id(pid, "Gid:", gid);
-}
-
char *strnappend(const char *s, const char *suffix, size_t b) {
size_t a;
char *r;
@@ -1278,51 +798,6 @@ int readlink_and_make_absolute(const char *p, char **r) {
return 0;
}
-int readlink_and_canonicalize(const char *p, char **r) {
- char *t, *s;
- int j;
-
- assert(p);
- assert(r);
-
- j = readlink_and_make_absolute(p, &t);
- if (j < 0)
- return j;
-
- s = canonicalize_file_name(t);
- if (s) {
- free(t);
- *r = s;
- } else
- *r = t;
-
- path_kill_slashes(*r);
-
- return 0;
-}
-
-int reset_all_signal_handlers(void) {
- int sig;
-
- for (sig = 1; sig < _NSIG; sig++) {
- struct sigaction sa = {
- .sa_handler = SIG_DFL,
- .sa_flags = SA_RESTART,
- };
-
- if (sig == SIGKILL || sig == SIGSTOP)
- continue;
-
- /* On Linux the first two RT signals are reserved by
- * glibc, and sigaction() will return EINVAL for them. */
- if ((sigaction(sig, &sa, NULL) < 0))
- if (errno != EINVAL)
- return -errno;
- }
-
- return 0;
-}
-
char *strstrip(char *s) {
char *e;
@@ -1340,36 +815,6 @@ char *strstrip(char *s) {
return s;
}
-char *delete_chars(char *s, const char *bad) {
- char *f, *t;
-
- /* Drops all whitespace, regardless where in the string */
-
- for (f = s, t = s; *f; f++) {
- if (strchr(bad, *f))
- continue;
-
- *(t++) = *f;
- }
-
- *t = 0;
-
- return s;
-}
-
-bool in_charset(const char *s, const char* charset) {
- const char *i;
-
- assert(s);
- assert(charset);
-
- for (i = s; *i; i++)
- if (!strchr(charset, *i))
- return false;
-
- return true;
-}
-
char *file_in_same_dir(const char *path, const char *filename) {
char *e, *r;
size_t k;
@@ -1397,52 +842,6 @@ char *file_in_same_dir(const char *path, const char *filename) {
return r;
}
-int rmdir_parents(const char *path, const char *stop) {
- size_t l;
- int r = 0;
-
- assert(path);
- assert(stop);
-
- l = strlen(path);
-
- /* Skip trailing slashes */
- while (l > 0 && path[l-1] == '/')
- l--;
-
- while (l > 0) {
- char *t;
-
- /* Skip last component */
- while (l > 0 && path[l-1] != '/')
- l--;
-
- /* Skip trailing slashes */
- while (l > 0 && path[l-1] == '/')
- l--;
-
- if (l <= 0)
- break;
-
- if (!(t = strndup(path, l)))
- return -ENOMEM;
-
- if (path_startswith(stop, t)) {
- free(t);
- return 0;
- }
-
- r = rmdir(t);
- free(t);
-
- if (r < 0)
- if (errno != ENOENT)
- return -errno;
- }
-
- return 0;
-}
-
char hexchar(int x) {
static const char table[16] = "0123456789abcdef";
@@ -1475,94 +874,6 @@ int unoctchar(char c) {
return -1;
}
-char decchar(int x) {
- return '0' + (x % 10);
-}
-
-int undecchar(char c) {
-
- if (c >= '0' && c <= '9')
- return c - '0';
-
- return -1;
-}
-
-char *cescape(const char *s) {
- char *r, *t;
- const char *f;
-
- assert(s);
-
- /* Does C style string escaping. */
-
- r = new(char, strlen(s)*4 + 1);
- if (!r)
- return NULL;
-
- for (f = s, t = r; *f; f++)
-
- switch (*f) {
-
- case '\a':
- *(t++) = '\\';
- *(t++) = 'a';
- break;
- case '\b':
- *(t++) = '\\';
- *(t++) = 'b';
- break;
- case '\f':
- *(t++) = '\\';
- *(t++) = 'f';
- break;
- case '\n':
- *(t++) = '\\';
- *(t++) = 'n';
- break;
- case '\r':
- *(t++) = '\\';
- *(t++) = 'r';
- break;
- case '\t':
- *(t++) = '\\';
- *(t++) = 't';
- break;
- case '\v':
- *(t++) = '\\';
- *(t++) = 'v';
- break;
- case '\\':
- *(t++) = '\\';
- *(t++) = '\\';
- break;
- case '"':
- *(t++) = '\\';
- *(t++) = '"';
- break;
- case '\'':
- *(t++) = '\\';
- *(t++) = '\'';
- break;
-
- default:
- /* For special chars we prefer octal over
- * hexadecimal encoding, simply because glib's
- * g_strescape() does the same */
- if ((*f < ' ') || (*f >= 127)) {
- *(t++) = '\\';
- *(t++) = octchar((unsigned char) *f >> 6);
- *(t++) = octchar((unsigned char) *f >> 3);
- *(t++) = octchar((unsigned char) *f);
- } else
- *(t++) = *f;
- break;
- }
-
- *t = 0;
-
- return r;
-}
-
char *cunescape_length_with_prefix(const char *s, size_t length, const char *prefix) {
char *r, *t;
const char *f;
@@ -1731,43 +1042,6 @@ char *xescape(const char *s, const char *bad) {
return r;
}
-char *bus_path_escape(const char *s) {
- char *r, *t;
- const char *f;
-
- assert(s);
-
- /* Escapes all chars that D-Bus' object path cannot deal
- * with. Can be reverse with bus_path_unescape(). We special
- * case the empty string. */
-
- if (*s == 0)
- return strdup("_");
-
- r = new(char, strlen(s)*3 + 1);
- if (!r)
- return NULL;
-
- for (f = s, t = r; *f; f++) {
-
- /* Escape everything that is not a-zA-Z0-9. We also
- * escape 0-9 if it's the first character */
-
- if (!(*f >= 'A' && *f <= 'Z') &&
- !(*f >= 'a' && *f <= 'z') &&
- !(f > s && *f >= '0' && *f <= '9')) {
- *(t++) = '_';
- *(t++) = hexchar(*f >> 4);
- *(t++) = hexchar(*f);
- } else
- *(t++) = *f;
- }
-
- *t = 0;
-
- return r;
-}
-
char *bus_path_unescape(const char *f) {
char *r, *t;
@@ -1803,18 +1077,6 @@ char *bus_path_unescape(const char *f) {
return r;
}
-char *ascii_strlower(char *t) {
- char *p;
-
- assert(t);
-
- for (p = t; *p; p++)
- if (*p >= 'A' && *p <= 'Z')
- *p = *p - 'A' + 'a';
-
- return t;
-}
-
_pure_ static bool ignore_file_allow_backup(const char *filename) {
assert(filename);
@@ -1840,44 +1102,6 @@ bool ignore_file(const char *filename) {
return ignore_file_allow_backup(filename);
}
-int fd_nonblock(int fd, bool nonblock) {
- int flags;
-
- assert(fd >= 0);
-
- if ((flags = fcntl(fd, F_GETFL, 0)) < 0)
- return -errno;
-
- if (nonblock)
- flags |= O_NONBLOCK;
- else
- flags &= ~O_NONBLOCK;
-
- if (fcntl(fd, F_SETFL, flags) < 0)
- return -errno;
-
- return 0;
-}
-
-int fd_cloexec(int fd, bool cloexec) {
- int flags;
-
- assert(fd >= 0);
-
- if ((flags = fcntl(fd, F_GETFD, 0)) < 0)
- return -errno;
-
- if (cloexec)
- flags |= FD_CLOEXEC;
- else
- flags &= ~FD_CLOEXEC;
-
- if (fcntl(fd, F_SETFD, flags) < 0)
- return -errno;
-
- return 0;
-}
-
_pure_ static bool fd_in_set(int fd, const int fdset[], unsigned n_fdset) {
unsigned i;
@@ -1950,17 +1174,6 @@ int close_all_fds(const int except[], unsigned n_except) {
return r;
}
-bool chars_intersect(const char *a, const char *b) {
- const char *p;
-
- /* Returns true if any of the chars in a are in b. */
- for (p = a; *p; p++)
- if (strchr(b, *p))
- return true;
-
- return false;
-}
-
char *format_timestamp(char *buf, size_t l, usec_t t) {
struct tm tm;
time_t sec;
@@ -1979,63 +1192,6 @@ char *format_timestamp(char *buf, size_t l, usec_t t) {
return buf;
}
-char *format_timestamp_pretty(char *buf, size_t l, usec_t t) {
- usec_t n, d;
-
- n = now(CLOCK_REALTIME);
-
- if (t <= 0 || t > n || t + USEC_PER_DAY*7 <= t)
- return NULL;
-
- d = n - t;
-
- if (d >= USEC_PER_YEAR)
- snprintf(buf, l, "%llu years and %llu months ago",
- (unsigned long long) (d / USEC_PER_YEAR),
- (unsigned long long) ((d % USEC_PER_YEAR) / USEC_PER_MONTH));
- else if (d >= USEC_PER_MONTH)
- snprintf(buf, l, "%llu months and %llu days ago",
- (unsigned long long) (d / USEC_PER_MONTH),
- (unsigned long long) ((d % USEC_PER_MONTH) / USEC_PER_DAY));
- else if (d >= USEC_PER_WEEK)
- snprintf(buf, l, "%llu weeks and %llu days ago",
- (unsigned long long) (d / USEC_PER_WEEK),
- (unsigned long long) ((d % USEC_PER_WEEK) / USEC_PER_DAY));
- else if (d >= 2*USEC_PER_DAY)
- snprintf(buf, l, "%llu days ago", (unsigned long long) (d / USEC_PER_DAY));
- else if (d >= 25*USEC_PER_HOUR)
- snprintf(buf, l, "1 day and %lluh ago",
- (unsigned long long) ((d - USEC_PER_DAY) / USEC_PER_HOUR));
- else if (d >= 6*USEC_PER_HOUR)
- snprintf(buf, l, "%lluh ago",
- (unsigned long long) (d / USEC_PER_HOUR));
- else if (d >= USEC_PER_HOUR)
- snprintf(buf, l, "%lluh %llumin ago",
- (unsigned long long) (d / USEC_PER_HOUR),
- (unsigned long long) ((d % USEC_PER_HOUR) / USEC_PER_MINUTE));
- else if (d >= 5*USEC_PER_MINUTE)
- snprintf(buf, l, "%llumin ago",
- (unsigned long long) (d / USEC_PER_MINUTE));
- else if (d >= USEC_PER_MINUTE)
- snprintf(buf, l, "%llumin %llus ago",
- (unsigned long long) (d / USEC_PER_MINUTE),
- (unsigned long long) ((d % USEC_PER_MINUTE) / USEC_PER_SEC));
- else if (d >= USEC_PER_SEC)
- snprintf(buf, l, "%llus ago",
- (unsigned long long) (d / USEC_PER_SEC));
- else if (d >= USEC_PER_MSEC)
- snprintf(buf, l, "%llums ago",
- (unsigned long long) (d / USEC_PER_MSEC));
- else if (d > 0)
- snprintf(buf, l, "%lluus ago",
- (unsigned long long) d);
- else
- snprintf(buf, l, "now");
-
- buf[l-1] = 0;
- return buf;
-}
-
char *format_timespan(char *buf, size_t l, usec_t t) {
static const struct {
const char *suffix;
@@ -2091,44 +1247,6 @@ char *format_timespan(char *buf, size_t l, usec_t t) {
return buf;
}
-bool fstype_is_network(const char *fstype) {
- static const char table[] =
- "cifs\0"
- "smbfs\0"
- "ncpfs\0"
- "nfs\0"
- "nfs4\0"
- "gfs\0"
- "gfs2\0";
-
- return nulstr_contains(table, fstype);
-}
-
-int chvt(int vt) {
- _cleanup_close_ int fd;
-
- fd = open_terminal("/dev/tty0", O_RDWR|O_NOCTTY|O_CLOEXEC);
- if (fd < 0)
- return -errno;
-
- if (vt < 0) {
- int tiocl[2] = {
- TIOCL_GETKMSGREDIRECT,
- 0
- };
-
- if (ioctl(fd, TIOCLINUX, tiocl) < 0)
- return -errno;
-
- vt = tiocl[0] <= 0 ? 1 : tiocl[0];
- }
-
- if (ioctl(fd, VT_ACTIVATE, vt) < 0)
- return -errno;
-
- return 0;
-}
-
int read_one_char(FILE *f, char *ret, usec_t t, bool *need_nl) {
struct termios old_termios, new_termios;
char c;
@@ -2563,102 +1681,6 @@ fail:
return r;
}
-int release_terminal(void) {
- int r = 0;
- struct sigaction sa_old, sa_new = {
- .sa_handler = SIG_IGN,
- .sa_flags = SA_RESTART,
- };
- _cleanup_close_ int fd;
-
- fd = open("/dev/tty", O_RDWR|O_NOCTTY|O_NDELAY|O_CLOEXEC);
- if (fd < 0)
- return -errno;
-
- /* Temporarily ignore SIGHUP, so that we don't get SIGHUP'ed
- * by our own TIOCNOTTY */
- assert_se(sigaction(SIGHUP, &sa_new, &sa_old) == 0);
-
- if (ioctl(fd, TIOCNOTTY) < 0)
- r = -errno;
-
- assert_se(sigaction(SIGHUP, &sa_old, NULL) == 0);
-
- return r;
-}
-
-int sigaction_many(const struct sigaction *sa, ...) {
- va_list ap;
- int r = 0, sig;
-
- va_start(ap, sa);
- while ((sig = va_arg(ap, int)) > 0)
- if (sigaction(sig, sa, NULL) < 0)
- r = -errno;
- va_end(ap);
-
- return r;
-}
-
-int ignore_signals(int sig, ...) {
- struct sigaction sa = {
- .sa_handler = SIG_IGN,
- .sa_flags = SA_RESTART,
- };
- va_list ap;
- int r = 0;
-
-
- if (sigaction(sig, &sa, NULL) < 0)
- r = -errno;
-
- va_start(ap, sig);
- while ((sig = va_arg(ap, int)) > 0)
- if (sigaction(sig, &sa, NULL) < 0)
- r = -errno;
- va_end(ap);
-
- return r;
-}
-
-int default_signals(int sig, ...) {
- struct sigaction sa = {
- .sa_handler = SIG_DFL,
- .sa_flags = SA_RESTART,
- };
- va_list ap;
- int r = 0;
-
- if (sigaction(sig, &sa, NULL) < 0)
- r = -errno;
-
- va_start(ap, sig);
- while ((sig = va_arg(ap, int)) > 0)
- if (sigaction(sig, &sa, NULL) < 0)
- r = -errno;
- va_end(ap);
-
- return r;
-}
-
-int close_pipe(int p[]) {
- int a = 0, b = 0;
-
- assert(p);
-
- if (p[0] >= 0) {
- a = close_nointr(p[0]);
- p[0] = -1;
- }
-
- if (p[1] >= 0) {
- b = close_nointr(p[1]);
- p[1] = -1;
- }
-
- return a < 0 ? a : b;
-}
-
ssize_t loop_read(int fd, void *buf, size_t nbytes, bool do_poll) {
uint8_t *p;
ssize_t n = 0;
@@ -2832,144 +1854,6 @@ int parse_usec(const char *t, usec_t *usec) {
return 0;
}
-int parse_nsec(const char *t, nsec_t *nsec) {
- static const struct {
- const char *suffix;
- nsec_t nsec;
- } table[] = {
- { "seconds", NSEC_PER_SEC },
- { "second", NSEC_PER_SEC },
- { "sec", NSEC_PER_SEC },
- { "s", NSEC_PER_SEC },
- { "minutes", NSEC_PER_MINUTE },
- { "minute", NSEC_PER_MINUTE },
- { "min", NSEC_PER_MINUTE },
- { "months", NSEC_PER_MONTH },
- { "month", NSEC_PER_MONTH },
- { "msec", NSEC_PER_MSEC },
- { "ms", NSEC_PER_MSEC },
- { "m", NSEC_PER_MINUTE },
- { "hours", NSEC_PER_HOUR },
- { "hour", NSEC_PER_HOUR },
- { "hr", NSEC_PER_HOUR },
- { "h", NSEC_PER_HOUR },
- { "days", NSEC_PER_DAY },
- { "day", NSEC_PER_DAY },
- { "d", NSEC_PER_DAY },
- { "weeks", NSEC_PER_WEEK },
- { "week", NSEC_PER_WEEK },
- { "w", NSEC_PER_WEEK },
- { "years", NSEC_PER_YEAR },
- { "year", NSEC_PER_YEAR },
- { "y", NSEC_PER_YEAR },
- { "usec", NSEC_PER_USEC },
- { "us", NSEC_PER_USEC },
- { "nsec", 1ULL },
- { "ns", 1ULL },
- { "", 1ULL }, /* default is nsec */
- };
-
- const char *p;
- nsec_t r = 0;
-
- assert(t);
- assert(nsec);
-
- p = t;
- do {
- long long l;
- char *e;
- unsigned i;
-
- errno = 0;
- l = strtoll(p, &e, 10);
-
- if (errno != 0)
- return -errno;
-
- if (l < 0)
- return -ERANGE;
-
- if (e == p)
- return -EINVAL;
-
- e += strspn(e, WHITESPACE);
-
- for (i = 0; i < ELEMENTSOF(table); i++)
- if (startswith(e, table[i].suffix)) {
- r += (nsec_t) l * table[i].nsec;
- p = e + strlen(table[i].suffix);
- break;
- }
-
- if (i >= ELEMENTSOF(table))
- return -EINVAL;
-
- } while (*p != 0);
-
- *nsec = r;
-
- return 0;
-}
-
-int parse_bytes(const char *t, off_t *bytes) {
- static const struct {
- const char *suffix;
- off_t factor;
- } table[] = {
- { "B", 1 },
- { "K", 1024ULL },
- { "M", 1024ULL*1024ULL },
- { "G", 1024ULL*1024ULL*1024ULL },
- { "T", 1024ULL*1024ULL*1024ULL*1024ULL },
- { "P", 1024ULL*1024ULL*1024ULL*1024ULL*1024ULL },
- { "E", 1024ULL*1024ULL*1024ULL*1024ULL*1024ULL*1024ULL },
- { "", 1 },
- };
-
- const char *p;
- off_t r = 0;
-
- assert(t);
- assert(bytes);
-
- p = t;
- do {
- long long l;
- char *e;
- unsigned i;
-
- errno = 0;
- l = strtoll(p, &e, 10);
-
- if (errno > 0)
- return -errno;
-
- if (l < 0)
- return -ERANGE;
-
- if (e == p)
- return -EINVAL;
-
- e += strspn(e, WHITESPACE);
-
- for (i = 0; i < ELEMENTSOF(table); i++)
- if (startswith(e, table[i].suffix)) {
- r += (off_t) l * table[i].factor;
- p = e + strlen(table[i].suffix);
- break;
- }
-
- if (i >= ELEMENTSOF(table))
- return -EINVAL;
-
- } while (*p != 0);
-
- *bytes = r;
-
- return 0;
-}
-
int make_stdio(int fd) {
int r, s, t;
@@ -2990,50 +1874,6 @@ int make_stdio(int fd) {
return 0;
}
-int make_null_stdio(void) {
- int null_fd;
-
- null_fd = open("/dev/null", O_RDWR|O_NOCTTY);
- if (null_fd < 0)
- return -errno;
-
- return make_stdio(null_fd);
-}
-
-bool is_device_path(const char *path) {
-
- /* Returns true on paths that refer to a device, either in
- * sysfs or in /dev */
-
- return
- path_startswith(path, "/dev/") ||
- path_startswith(path, "/sys/");
-}
-
-int dir_is_empty(const char *path) {
- _cleanup_closedir_ DIR *d;
- int r;
-
- d = opendir(path);
- if (!d)
- return -errno;
-
- for (;;) {
- struct dirent *de;
- union dirent_storage buf;
-
- r = readdir_r(d, &buf.de, &de);
- if (r > 0)
- return -r;
-
- if (!de)
- return 1;
-
- if (!ignore_file(de->d_name))
- return 0;
- }
-}
-
unsigned long long random_ull(void) {
_cleanup_close_ int fd;
uint64_t ull;
@@ -3053,68 +1893,6 @@ fallback:
return random() * RAND_MAX + random();
}
-void rename_process(const char name[8]) {
- assert(name);
-
- /* This is a like a poor man's setproctitle(). It changes the
- * comm field, argv[0], and also the glibc's internally used
- * name of the process. For the first one a limit of 16 chars
- * applies, to the second one usually one of 10 (i.e. length
- * of "/sbin/init"), to the third one one of 7 (i.e. length of
- * "systemd"). If you pass a longer string it will be
- * truncated */
-
- prctl(PR_SET_NAME, name);
-
- if (program_invocation_name)
- strncpy(program_invocation_name, name, strlen(program_invocation_name));
-
- if (saved_argc > 0) {
- int i;
-
- if (saved_argv[0])
- strncpy(saved_argv[0], name, strlen(saved_argv[0]));
-
- for (i = 1; i < saved_argc; i++) {
- if (!saved_argv[i])
- break;
-
- memset(saved_argv[i], 0, strlen(saved_argv[i]));
- }
- }
-}
-
-void sigset_add_many(sigset_t *ss, ...) {
- va_list ap;
- int sig;
-
- assert(ss);
-
- va_start(ap, ss);
- while ((sig = va_arg(ap, int)) > 0)
- assert_se(sigaddset(ss, sig) == 0);
- va_end(ap);
-}
-
-char* gethostname_malloc(void) {
- struct utsname u;
-
- assert_se(uname(&u) >= 0);
-
- if (!isempty(u.nodename) && !streq(u.nodename, "(none)"))
- return strdup(u.nodename);
-
- return strdup(u.sysname);
-}
-
-bool hostname_is_set(void) {
- struct utsname u;
-
- assert_se(uname(&u) >= 0);
-
- return !isempty(u.nodename) && !streq(u.nodename, "(none)");
-}
-
static char *lookup_uid(uid_t uid) {
long bufsize;
char *name;
@@ -3142,28 +1920,6 @@ static char *lookup_uid(uid_t uid) {
return name;
}
-char* getlogname_malloc(void) {
- uid_t uid;
- struct stat st;
-
- if (isatty(STDIN_FILENO) && fstat(STDIN_FILENO, &st) >= 0)
- uid = st.st_uid;
- else
- uid = getuid();
-
- return lookup_uid(uid);
-}
-
-char *getusername_malloc(void) {
- const char *e;
-
- e = getenv("USER");
- if (e)
- return strdup(e);
-
- return lookup_uid(getuid());
-}
-
int getttyname_malloc(int fd, char **r) {
char path[PATH_MAX], *c;
int k;
@@ -3184,23 +1940,6 @@ int getttyname_malloc(int fd, char **r) {
return 0;
}
-int getttyname_harder(int fd, char **r) {
- int k;
- char *s;
-
- k = getttyname_malloc(fd, &s);
- if (k < 0)
- return k;
-
- if (streq(s, "tty")) {
- free(s);
- return get_ctty(0, NULL, r);
- }
-
- *r = s;
- return 0;
-}
-
int get_ctty_devnr(pid_t pid, dev_t *d) {
_cleanup_fclose_ FILE *f = NULL;
char line[LINE_MAX], *p;
@@ -3504,10 +2243,6 @@ int rm_rf(const char *path, bool only_dirs, bool delete_root, bool honour_sticky
return rm_rf_internal(path, only_dirs, delete_root, honour_sticky, false);
}
-int rm_rf_dangerous(const char *path, bool only_dirs, bool delete_root, bool honour_sticky) {
- return rm_rf_internal(path, only_dirs, delete_root, honour_sticky, true);
-}
-
int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid) {
assert(path);
@@ -3526,50 +2261,6 @@ int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid) {
return 0;
}
-int fchmod_and_fchown(int fd, mode_t mode, uid_t uid, gid_t gid) {
- assert(fd >= 0);
-
- /* Under the assumption that we are running privileged we
- * first change the access mode and only then hand out
- * ownership to avoid a window where access is too open. */
-
- if (fchmod(fd, mode) < 0)
- return -errno;
-
- if (fchown(fd, uid, gid) < 0)
- return -errno;
-
- return 0;
-}
-
-cpu_set_t* cpu_set_malloc(unsigned *ncpus) {
- cpu_set_t *r;
- unsigned n = 1024;
-
- /* Allocates the cpuset in the right size */
-
- for (;;) {
- if (!(r = CPU_ALLOC(n)))
- return NULL;
-
- if (sched_getaffinity(0, CPU_ALLOC_SIZE(n), r) >= 0) {
- CPU_ZERO_S(CPU_ALLOC_SIZE(n), r);
-
- if (ncpus)
- *ncpus = n;
-
- return r;
- }
-
- CPU_FREE(r);
-
- if (errno != EINVAL)
- return NULL;
-
- n *= 2;
- }
-}
-
int status_vprintf(const char *status, bool ellipse, bool ephemeral, const char *format, va_list ap) {
static const char status_indent[] = " "; /* "[" STATUS "] " */
_cleanup_free_ char *s = NULL;
@@ -3648,23 +2339,6 @@ int status_printf(const char *status, bool ellipse, bool ephemeral, const char *
return r;
}
-int status_welcome(void) {
- int r;
- _cleanup_free_ char *pretty_name = NULL, *ansi_color = NULL;
-
- r = parse_env_file("/etc/os-release", NEWLINE,
- "PRETTY_NAME", &pretty_name,
- "ANSI_COLOR", &ansi_color,
- NULL);
- if (r < 0 && r != -ENOENT)
- log_warning("Failed to read /etc/os-release: %s", strerror(-r));
-
- return status_printf(NULL, false, false,
- "\nWelcome to \x1B[%sm%s\x1B[0m!\n",
- isempty(ansi_color) ? "1" : ansi_color,
- isempty(pretty_name) ? "Linux" : pretty_name);
-}
-
char *replace_env(const char *format, char **env) {
enum {
WORD,
@@ -3741,65 +2415,6 @@ fail:
return NULL;
}
-char **replace_env_argv(char **argv, char **env) {
- char **r, **i;
- unsigned k = 0, l = 0;
-
- l = strv_length(argv);
-
- if (!(r = new(char*, l+1)))
- return NULL;
-
- STRV_FOREACH(i, argv) {
-
- /* If $FOO appears as single word, replace it by the split up variable */
- if ((*i)[0] == '$' && (*i)[1] != '{') {
- char *e;
- char **w, **m;
- unsigned q;
-
- e = strv_env_get(env, *i+1);
- if (e) {
-
- if (!(m = strv_split_quoted(e))) {
- r[k] = NULL;
- strv_free(r);
- return NULL;
- }
- } else
- m = NULL;
-
- q = strv_length(m);
- l = l + q - 1;
-
- if (!(w = realloc(r, sizeof(char*) * (l+1)))) {
- r[k] = NULL;
- strv_free(r);
- strv_free(m);
- return NULL;
- }
-
- r = w;
- if (m) {
- memcpy(r + k, m, q * sizeof(char*));
- free(m);
- }
-
- k += q;
- continue;
- }
-
- /* If ${FOO} appears as part of a word, replace it by the variable as-is */
- if (!(r[k++] = replace_env(*i, env))) {
- strv_free(r);
- return NULL;
- }
- }
-
- r[k] = NULL;
- return r;
-}
-
int fd_columns(int fd) {
struct winsize ws = {};
@@ -3868,12 +2483,6 @@ unsigned lines(void) {
return cached_lines;
}
-/* intended to be used as a SIGWINCH sighandler */
-void columns_lines_cache_reset(int signum) {
- cached_columns = 0;
- cached_lines = 0;
-}
-
bool on_tty(void) {
static int cached_on_tty = -1;
@@ -3883,21 +2492,6 @@ bool on_tty(void) {
return cached_on_tty;
}
-int running_in_chroot(void) {
- struct stat a = {}, b = {};
-
- /* Only works as root */
- if (stat("/proc/1/root", &a) < 0)
- return -errno;
-
- if (stat("/", &b) < 0)
- return -errno;
-
- return
- a.st_dev != b.st_dev ||
- a.st_ino != b.st_ino;
-}
-
char *ellipsize_mem(const char *s, size_t old_length, size_t new_length, unsigned percent) {
size_t x;
char *r;
@@ -4030,39 +2624,6 @@ int wait_for_terminate(pid_t pid, siginfo_t *status) {
}
}
-int wait_for_terminate_and_warn(const char *name, pid_t pid) {
- int r;
- siginfo_t status;
-
- assert(name);
- assert(pid > 1);
-
- r = wait_for_terminate(pid, &status);
- if (r < 0) {
- log_warning("Failed to wait for %s: %s", name, strerror(-r));
- return r;
- }
-
- if (status.si_code == CLD_EXITED) {
- if (status.si_status != 0) {
- log_warning("%s failed with error code %i.", name, status.si_status);
- return status.si_status;
- }
-
- log_debug("%s succeeded.", name);
- return 0;
-
- } else if (status.si_code == CLD_KILLED ||
- status.si_code == CLD_DUMPED) {
-
- log_warning("%s terminated by signal %s.", name, signal_to_string(status.si_status));
- return -EPROTO;
- }
-
- log_warning("%s failed due to unknown reason.", name);
- return -EPROTO;
-}
-
_noreturn_ void freeze(void) {
/* Make sure nobody waits for us on a socket anymore */
@@ -4097,64 +2658,6 @@ int null_or_empty_path(const char *fn) {
return null_or_empty(&st);
}
-DIR *xopendirat(int fd, const char *name, int flags) {
- int nfd;
- DIR *d;
-
- nfd = openat(fd, name, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC|flags);
- if (nfd < 0)
- return NULL;
-
- d = fdopendir(nfd);
- if (!d) {
- close_nointr_nofail(nfd);
- return NULL;
- }
-
- return d;
-}
-
-int signal_from_string_try_harder(const char *s) {
- int signo;
- assert(s);
-
- signo = signal_from_string(s);
- if (signo <= 0)
- if (startswith(s, "SIG"))
- return signal_from_string(s+3);
-
- return signo;
-}
-
-void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t) {
-
- assert(f);
- assert(name);
- assert(t);
-
- if (!dual_timestamp_is_set(t))
- return;
-
- fprintf(f, "%s=%llu %llu\n",
- name,
- (unsigned long long) t->realtime,
- (unsigned long long) t->monotonic);
-}
-
-void dual_timestamp_deserialize(const char *value, dual_timestamp *t) {
- unsigned long long a, b;
-
- assert(value);
- assert(t);
-
- if (sscanf(value, "%lli %llu", &a, &b) != 2)
- log_debug("Failed to parse finish timestamp value %s", value);
- else {
- t->realtime = a;
- t->monotonic = b;
- }
-}
-
static char *tag_to_udev_node(const char *tagvalue, const char *by) {
char *dn, *t, *u;
int r;
@@ -4181,24 +2684,6 @@ static char *tag_to_udev_node(const char *tagvalue, const char *by) {
return dn;
}
-char *fstab_node_to_udev_node(const char *p) {
- assert(p);
-
- if (startswith(p, "LABEL="))
- return tag_to_udev_node(p+6, "label");
-
- if (startswith(p, "UUID="))
- return tag_to_udev_node(p+5, "uuid");
-
- if (startswith(p, "PARTUUID="))
- return tag_to_udev_node(p+9, "partuuid");
-
- if (startswith(p, "PARTLABEL="))
- return tag_to_udev_node(p+10, "partlabel");
-
- return strdup(p);
-}
-
bool tty_is_vc(const char *tty) {
assert(tty);
@@ -4208,15 +2693,6 @@ bool tty_is_vc(const char *tty) {
return vtnr_from_tty(tty) >= 0;
}
-bool tty_is_console(const char *tty) {
- assert(tty);
-
- if (startswith(tty, "/dev/"))
- tty += 5;
-
- return streq(tty, "console");
-}
-
int vtnr_from_tty(const char *tty) {
int i, r;
@@ -4285,12 +2761,6 @@ bool tty_is_vc_resolve(const char *tty) {
return b;
}
-const char *default_term_for_tty(const char *tty) {
- assert(tty);
-
- return tty_is_vc_resolve(tty) ? "TERM=linux" : "TERM=vt102";
-}
-
bool dirent_is_file(const struct dirent *de) {
assert(de);
@@ -4359,124 +2829,6 @@ int execute_command(const char *command, char *const argv[])
}
}
-void execute_directory(const char *directory, DIR *d, char *argv[]) {
- DIR *_d = NULL;
- struct dirent *de;
- Hashmap *pids = NULL;
-
- assert(directory);
-
- /* Executes all binaries in a directory in parallel and
- * waits for them to finish. */
-
- if (!d) {
- if (!(_d = opendir(directory))) {
-
- if (errno == ENOENT)
- return;
-
- log_error("Failed to enumerate directory %s: %m", directory);
- return;
- }
-
- d = _d;
- }
-
- if (!(pids = hashmap_new(trivial_hash_func, trivial_compare_func))) {
- log_error("Failed to allocate set.");
- goto finish;
- }
-
- while ((de = readdir(d))) {
- char *path;
- pid_t pid;
- int k;
-
- if (!dirent_is_file(de))
- continue;
-
- if (asprintf(&path, "%s/%s", directory, de->d_name) < 0) {
- log_oom();
- continue;
- }
-
- if ((pid = fork()) < 0) {
- log_error("Failed to fork: %m");
- free(path);
- continue;
- }
-
- if (pid == 0) {
- char *_argv[2];
- /* Child */
-
- if (!argv) {
- _argv[0] = path;
- _argv[1] = NULL;
- argv = _argv;
- } else
- argv[0] = path;
-
- execv(path, argv);
-
- log_error("Failed to execute %s: %m", path);
- _exit(EXIT_FAILURE);
- }
-
- log_debug("Spawned %s as %lu", path, (unsigned long) pid);
-
- if ((k = hashmap_put(pids, UINT_TO_PTR(pid), path)) < 0) {
- log_error("Failed to add PID to set: %s", strerror(-k));
- free(path);
- }
- }
-
- while (!hashmap_isempty(pids)) {
- pid_t pid = PTR_TO_UINT(hashmap_first_key(pids));
- siginfo_t si = {};
- char *path;
-
- if (waitid(P_PID, pid, &si, WEXITED) < 0) {
-
- if (errno == EINTR)
- continue;
-
- log_error("waitid() failed: %m");
- goto finish;
- }
-
- if ((path = hashmap_remove(pids, UINT_TO_PTR(si.si_pid)))) {
- if (!is_clean_exit(si.si_code, si.si_status, NULL)) {
- if (si.si_code == CLD_EXITED)
- log_error("%s exited with exit status %i.", path, si.si_status);
- else
- log_error("%s terminated by signal %s.", path, signal_to_string(si.si_status));
- } else
- log_debug("%s exited successfully.", path);
-
- free(path);
- }
- }
-
-finish:
- if (_d)
- closedir(_d);
-
- if (pids)
- hashmap_free_free(pids);
-}
-
-int kill_and_sigcont(pid_t pid, int sig) {
- int r;
-
- r = kill(pid, sig) < 0 ? -errno : 0;
-
- if (r >= 0)
- kill(pid, SIGCONT);
-
- return r;
-}
-
bool nulstr_contains(const char*nulstr, const char *needle) {
const char *i;
@@ -4490,10 +2842,6 @@ bool nulstr_contains(const char*nulstr, const char *needle) {
return false;
}
-bool plymouth_running(void) {
- return access("/run/plymouth/pid", F_OK) >= 0;
-}
-
char* strshorten(char *s, size_t l) {
assert(s);
@@ -4513,81 +2861,6 @@ static bool hostname_valid_char(char c) {
c == '.';
}
-bool hostname_is_valid(const char *s) {
- const char *p;
- bool dot;
-
- if (isempty(s))
- return false;
-
- for (p = s, dot = true; *p; p++) {
- if (*p == '.') {
- if (dot)
- return false;
-
- dot = true;
- } else {
- if (!hostname_valid_char(*p))
- return false;
-
- dot = false;
- }
- }
-
- if (dot)
- return false;
-
- if (p-s > HOST_NAME_MAX)
- return false;
-
- return true;
-}
-
-char* hostname_cleanup(char *s, bool lowercase) {
- char *p, *d;
- bool dot;
-
- for (p = s, d = s, dot = true; *p; p++) {
- if (*p == '.') {
- if (dot)
- continue;
-
- *(d++) = '.';
- dot = true;
- } else if (hostname_valid_char(*p)) {
- *(d++) = lowercase ? tolower(*p) : *p;
- dot = false;
- }
-
- }
-
- if (dot && d > s)
- d[-1] = 0;
- else
- *d = 0;
-
- strshorten(s, HOST_NAME_MAX);
-
- return s;
-}
-
-int pipe_eof(int fd) {
- int r;
- struct pollfd pollfd = {
- .fd = fd,
- .events = POLLIN|POLLHUP,
- };
-
- r = poll(&pollfd, 1, 0);
- if (r < 0)
- return -errno;
-
- if (r == 0)
- return 0;
-
- return pollfd.revents & POLLHUP;
-}
-
int fd_wait_for_event(int fd, int event, usec_t t) {
int r;
struct pollfd pollfd = {
@@ -4672,175 +2945,6 @@ int terminal_vhangup(const char *name) {
return r;
}
-int vt_disallocate(const char *name) {
- int fd, r;
- unsigned u;
-
- /* Deallocate the VT if possible. If not possible
- * (i.e. because it is the active one), at least clear it
- * entirely (including the scrollback buffer) */
-
- if (!startswith(name, "/dev/"))
- return -EINVAL;
-
- if (!tty_is_vc(name)) {
- /* So this is not a VT. I guess we cannot deallocate
- * it then. But let's at least clear the screen */
-
- fd = open_terminal(name, O_RDWR|O_NOCTTY|O_CLOEXEC);
- if (fd < 0)
- return fd;
-
- loop_write(fd,
- "\033[r" /* clear scrolling region */
- "\033[H" /* move home */
- "\033[2J", /* clear screen */
- 10, false);
- close_nointr_nofail(fd);
-
- return 0;
- }
-
- if (!startswith(name, "/dev/tty"))
- return -EINVAL;
-
- r = safe_atou(name+8, &u);
- if (r < 0)
- return r;
-
- if (u <= 0)
- return -EINVAL;
-
- /* Try to deallocate */
- fd = open_terminal("/dev/tty0", O_RDWR|O_NOCTTY|O_CLOEXEC);
- if (fd < 0)
- return fd;
-
- r = ioctl(fd, VT_DISALLOCATE, u);
- close_nointr_nofail(fd);
-
- if (r >= 0)
- return 0;
-
- if (errno != EBUSY)
- return -errno;
-
- /* Couldn't deallocate, so let's clear it fully with
- * scrollback */
- fd = open_terminal(name, O_RDWR|O_NOCTTY|O_CLOEXEC);
- if (fd < 0)
- return fd;
-
- loop_write(fd,
- "\033[r" /* clear scrolling region */
- "\033[H" /* move home */
- "\033[3J", /* clear screen including scrollback, requires Linux 2.6.40 */
- 10, false);
- close_nointr_nofail(fd);
-
- return 0;
-}
-
-int copy_file(const char *from, const char *to) {
- int r, fdf, fdt;
-
- assert(from);
- assert(to);
-
- fdf = open(from, O_RDONLY|O_CLOEXEC|O_NOCTTY);
- if (fdf < 0)
- return -errno;
-
- fdt = open(to, O_WRONLY|O_CREAT|O_EXCL|O_CLOEXEC|O_NOCTTY, 0644);
- if (fdt < 0) {
- close_nointr_nofail(fdf);
- return -errno;
- }
-
- for (;;) {
- char buf[PIPE_BUF];
- ssize_t n, k;
-
- n = read(fdf, buf, sizeof(buf));
- if (n < 0) {
- r = -errno;
-
- close_nointr_nofail(fdf);
- close_nointr(fdt);
- unlink(to);
-
- return r;
- }
-
- if (n == 0)
- break;
-
- errno = 0;
- k = loop_write(fdt, buf, n, false);
- if (n != k) {
- r = k < 0 ? k : (errno ? -errno : -EIO);
-
- close_nointr_nofail(fdf);
- close_nointr(fdt);
-
- unlink(to);
- return r;
- }
- }
-
- close_nointr_nofail(fdf);
- r = close_nointr(fdt);
-
- if (r < 0) {
- unlink(to);
- return r;
- }
-
- return 0;
-}
-
-int symlink_atomic(const char *from, const char *to) {
- char *x;
- _cleanup_free_ char *t;
- const char *fn;
- size_t k;
- unsigned long long ull;
- unsigned i;
- int r;
-
- assert(from);
- assert(to);
-
- t = new(char, strlen(to) + 1 + 16 + 1);
- if (!t)
- return -ENOMEM;
-
- fn = path_get_file_name(to);
- k = fn-to;
- memcpy(t, to, k);
- t[k] = '.';
- x = stpcpy(t+k+1, fn);
-
- ull = random_ull();
- for (i = 0; i < 16; i++) {
- *(x++) = hexchar(ull & 0xF);
- ull >>= 4;
- }
-
- *x = 0;
-
- if (symlink(from, t) < 0)
- return -errno;
-
- if (rename(t, to) < 0) {
- r = -errno;
- unlink(t);
- return r;
- }
-
- return 0;
-}
-
bool display_is_local(const char *display) {
assert(display);
@@ -4850,98 +2954,6 @@ bool display_is_local(const char *display) {
display[1] <= '9';
}
-int socket_from_display(const char *display, char **path) {
- size_t k;
- char *f, *c;
-
- assert(display);
- assert(path);
-
- if (!display_is_local(display))
- return -EINVAL;
-
- k = strspn(display+1, "0123456789");
-
- f = new(char, sizeof("/tmp/.X11-unix/X") + k);
- if (!f)
- return -ENOMEM;
-
- c = stpcpy(f, "/tmp/.X11-unix/X");
- memcpy(c, display+1, k);
- c[k] = 0;
-
- *path = f;
-
- return 0;
-}
-
-int get_user_creds(
- const char **username,
- uid_t *uid, gid_t *gid,
- const char **home,
- const char **shell) {
-
- struct passwd *p;
- uid_t u;
-
- assert(username);
- assert(*username);
-
- /* We enforce some special rules for uid=0: in order to avoid
- * NSS lookups for root we hardcode its data. */
-
- if (streq(*username, "root") || streq(*username, "0")) {
- *username = "root";
-
- if (uid)
- *uid = 0;
-
- if (gid)
- *gid = 0;
-
- if (home)
- *home = "/root";
-
- if (shell)
- *shell = "/bin/sh";
-
- return 0;
- }
-
- if (parse_uid(*username, &u) >= 0) {
- errno = 0;
- p = getpwuid(u);
-
- /* If there are multiple users with the same id, make
- * sure to leave $USER to the configured value instead
- * of the first occurrence in the database. However if
- * the uid was configured by a numeric uid, then let's
- * pick the real username from /etc/passwd. */
- if (p)
- *username = p->pw_name;
- } else {
- errno = 0;
- p = getpwnam(*username);
- }
-
- if (!p)
- return errno > 0 ? -errno : -ESRCH;
-
- if (uid)
- *uid = p->pw_uid;
-
- if (gid)
- *gid = p->pw_gid;
-
- if (home)
- *home = p->pw_dir;
-
- if (shell)
- *shell = p->pw_shell;
-
- return 0;
-}
-
int get_group_creds(const char **groupname, gid_t *gid) {
struct group *g;
gid_t id;
@@ -5006,38 +3018,6 @@ int in_gid(gid_t gid) {
return 0;
}
-int in_group(const char *name) {
- int r;
- gid_t gid;
-
- r = get_group_creds(&name, &gid);
- if (r < 0)
- return r;
-
- return in_gid(gid);
-}
-
-int glob_exists(const char *path) {
- _cleanup_globfree_ glob_t g = {};
- int r, k;
-
- assert(path);
-
- errno = 0;
- k = glob(path, GLOB_NOSORT|GLOB_BRACE, NULL, &g);
-
- if (k == GLOB_NOMATCH)
- r = 0;
- else if (k == GLOB_NOSPACE)
- r = -ENOMEM;
- else if (k == 0)
- r = !strv_isempty(g.gl_pathv);
- else
- r = errno ? -errno : -EIO;
-
- return r;
-}
-
int dirent_ensure_type(DIR *d, struct dirent *de) {
struct stat st;
@@ -5063,103 +3043,6 @@ int dirent_ensure_type(DIR *d, struct dirent *de) {
return 0;
}
-int in_search_path(const char *path, char **search) {
- char **i, *parent;
- int r;
-
- r = path_get_parent(path, &parent);
- if (r < 0)
- return r;
-
- r = 0;
-
- STRV_FOREACH(i, search) {
- if (path_equal(parent, *i)) {
- r = 1;
- break;
- }
- }
-
- free(parent);
-
- return r;
-}
-
-int get_files_in_directory(const char *path, char ***list) {
- DIR *d;
- int r = 0;
- unsigned n = 0;
- char **l = NULL;
-
- assert(path);
-
- /* Returns all files in a directory in *list, and the number
- * of files as return value. If list is NULL returns only the
- * number */
-
- d = opendir(path);
- if (!d)
- return -errno;
-
- for (;;) {
- struct dirent *de;
- union dirent_storage buf;
- int k;
-
- k = readdir_r(d, &buf.de, &de);
- if (k != 0) {
- r = -k;
- goto finish;
- }
-
- if (!de)
- break;
-
- dirent_ensure_type(d, de);
-
- if (!dirent_is_file(de))
- continue;
-
- if (list) {
- if ((unsigned) r >= n) {
- char **t;
-
- n = MAX(16, 2*r);
- t = realloc(l, sizeof(char*) * n);
- if (!t) {
- r = -ENOMEM;
- goto finish;
- }
-
- l = t;
- }
-
- assert((unsigned) r < n);
-
- l[r] = strdup(de->d_name);
- if (!l[r]) {
- r = -ENOMEM;
- goto finish;
- }
-
- l[++r] = NULL;
- } else
- r++;
- }
-
-finish:
- if (d)
- closedir(d);
-
- if (r >= 0) {
- if (list)
- *list = l;
- } else
- strv_free(l);
-
- return r;
-}
-
char *strjoin(const char *x, ...) {
va_list ap;
size_t l;
@@ -5226,66 +3109,6 @@ bool is_main_thread(void) {
return cached > 0;
}
-int block_get_whole_disk(dev_t d, dev_t *ret) {
- char *p, *s;
- int r;
- unsigned n, m;
-
- assert(ret);
-
- /* If it has a queue this is good enough for us */
- if (asprintf(&p, "/sys/dev/block/%u:%u/queue", major(d), minor(d)) < 0)
- return -ENOMEM;
-
- r = access(p, F_OK);
- free(p);
-
- if (r >= 0) {
- *ret = d;
- return 0;
- }
-
- /* If it is a partition find the originating device */
- if (asprintf(&p, "/sys/dev/block/%u:%u/partition", major(d), minor(d)) < 0)
- return -ENOMEM;
-
- r = access(p, F_OK);
- free(p);
-
- if (r < 0)
- return -ENOENT;
-
- /* Get parent dev_t */
- if (asprintf(&p, "/sys/dev/block/%u:%u/../dev", major(d), minor(d)) < 0)
- return -ENOMEM;
-
- r = read_one_line_file(p, &s);
- free(p);
-
- if (r < 0)
- return r;
-
- r = sscanf(s, "%u:%u", &m, &n);
- free(s);
-
- if (r != 2)
- return -EINVAL;
-
- /* Only return this if it is really good enough for us. */
- if (asprintf(&p, "/sys/dev/block/%u:%u/queue", m, n) < 0)
- return -ENOMEM;
-
- r = access(p, F_OK);
- free(p);
-
- if (r >= 0) {
- *ret = makedev(m, n);
- return 0;
- }
-
- return -ENOENT;
-}
-
int file_is_priv_sticky(const char *p) {
struct stat st;
@@ -5472,90 +3295,6 @@ int signal_from_string(const char *s) {
return -1;
}
-bool kexec_loaded(void) {
- bool loaded = false;
- char *s;
-
- if (read_one_line_file("/sys/kernel/kexec_loaded", &s) >= 0) {
- if (s[0] == '1')
- loaded = true;
- free(s);
- }
- return loaded;
-}
-
-int strdup_or_null(const char *a, char **b) {
- char *c;
-
- assert(b);
-
- if (!a) {
- *b = NULL;
- return 0;
- }
-
- c = strdup(a);
- if (!c)
- return -ENOMEM;
-
- *b = c;
- return 0;
-}
-
-int prot_from_flags(int flags) {
-
- switch (flags & O_ACCMODE) {
-
- case O_RDONLY:
- return PROT_READ;
-
- case O_WRONLY:
- return PROT_WRITE;
-
- case O_RDWR:
- return PROT_READ|PROT_WRITE;
-
- default:
- return -EINVAL;
- }
-}
-
-char *format_bytes(char *buf, size_t l, off_t t) {
- unsigned i;
-
- static const struct {
- const char *suffix;
- off_t factor;
- } table[] = {
- { "E", 1024ULL*1024ULL*1024ULL*1024ULL*1024ULL*1024ULL },
- { "P", 1024ULL*1024ULL*1024ULL*1024ULL*1024ULL },
- { "T", 1024ULL*1024ULL*1024ULL*1024ULL },
- { "G", 1024ULL*1024ULL*1024ULL },
- { "M", 1024ULL*1024ULL },
- { "K", 1024ULL },
- };
-
- for (i = 0; i < ELEMENTSOF(table); i++) {
-
- if (t >= table[i].factor) {
- snprintf(buf, l,
- "%llu.%llu%s",
- (unsigned long long) (t / table[i].factor),
- (unsigned long long) (((t*10ULL) / table[i].factor) % 10ULL),
- table[i].suffix);
-
- goto finish;
- }
- }
-
- snprintf(buf, l, "%lluB", (unsigned long long) t);
-
-finish:
- buf[l-1] = 0;
- return buf;
-
-}
-
void* memdup(const void *p, size_t l) {
void *r;
@@ -5587,255 +3326,6 @@ int fd_inc_sndbuf(int fd, size_t n) {
return 1;
}
-int fd_inc_rcvbuf(int fd, size_t n) {
- int r, value;
- socklen_t l = sizeof(value);
-
- r = getsockopt(fd, SOL_SOCKET, SO_RCVBUF, &value, &l);
- if (r >= 0 &&
- l == sizeof(value) &&
- (size_t) value >= n*2)
- return 0;
-
- value = (int) n;
- r = setsockopt(fd, SOL_SOCKET, SO_RCVBUF, &value, sizeof(value));
- if (r < 0)
- return -errno;
-
- return 1;
-}
-
-int fork_agent(pid_t *pid, const int except[], unsigned n_except, const char *path, ...) {
- pid_t parent_pid, agent_pid;
- int fd;
- bool stdout_is_tty, stderr_is_tty;
- unsigned n, i;
- va_list ap;
- char **l;
-
- assert(pid);
- assert(path);
-
- parent_pid = getpid();
-
- /* Spawns a temporary TTY agent, making sure it goes away when
- * we go away */
-
- agent_pid = fork();
- if (agent_pid < 0)
- return -errno;
-
- if (agent_pid != 0) {
- *pid = agent_pid;
- return 0;
- }
-
- /* In the child:
- *
- * Make sure the agent goes away when the parent dies */
- if (prctl(PR_SET_PDEATHSIG, SIGTERM) < 0)
- _exit(EXIT_FAILURE);
-
- /* Check whether our parent died before we were able
- * to set the death signal */
- if (getppid() != parent_pid)
- _exit(EXIT_SUCCESS);
-
- /* Don't leak fds to the agent */
- close_all_fds(except, n_except);
-
- stdout_is_tty = isatty(STDOUT_FILENO);
- stderr_is_tty = isatty(STDERR_FILENO);
-
- if (!stdout_is_tty || !stderr_is_tty) {
- /* Detach from stdout/stderr. and reopen
- * /dev/tty for them. This is important to
- * ensure that when systemctl is started via
- * popen() or a similar call that expects to
- * read EOF we actually do generate EOF and
- * not delay this indefinitely by because we
- * keep an unused copy of stdin around. */
- fd = open("/dev/tty", O_WRONLY);
- if (fd < 0) {
- log_error("Failed to open /dev/tty: %m");
- _exit(EXIT_FAILURE);
- }
-
- if (!stdout_is_tty)
- dup2(fd, STDOUT_FILENO);
-
- if (!stderr_is_tty)
- dup2(fd, STDERR_FILENO);
-
- if (fd > 2)
- close(fd);
- }
-
- /* Count arguments */
- va_start(ap, path);
- for (n = 0; va_arg(ap, char*); n++)
- ;
- va_end(ap);
-
- /* Allocate strv */
- l = alloca(sizeof(char *) * (n + 1));
-
- /* Fill in arguments */
- va_start(ap, path);
- for (i = 0; i <= n; i++)
- l[i] = va_arg(ap, char*);
- va_end(ap);
-
- execv(path, l);
- _exit(EXIT_FAILURE);
-}
-
-int setrlimit_closest(int resource, const struct rlimit *rlim) {
- struct rlimit highest, fixed;
-
- assert(rlim);
-
- if (setrlimit(resource, rlim) >= 0)
- return 0;
-
- if (errno != EPERM)
- return -errno;
-
- /* So we failed to set the desired setrlimit, then let's try
- * to get as close as we can */
- assert_se(getrlimit(resource, &highest) == 0);
-
- fixed.rlim_cur = MIN(rlim->rlim_cur, highest.rlim_max);
- fixed.rlim_max = MIN(rlim->rlim_max, highest.rlim_max);
-
- if (setrlimit(resource, &fixed) < 0)
- return -errno;
-
- return 0;
-}
-
-int getenv_for_pid(pid_t pid, const char *field, char **_value) {
- _cleanup_fclose_ FILE *f = NULL;
- char *value = NULL;
- int r;
- bool done = false;
- size_t l;
- const char *path;
-
- assert(pid >= 0);
- assert(field);
- assert(_value);
-
- if (pid == 0)
- path = "/proc/self/environ";
- else
- path = procfs_file_alloca(pid, "environ");
-
- f = fopen(path, "re");
- if (!f)
- return -errno;
-
- l = strlen(field);
- r = 0;
-
- do {
- char line[LINE_MAX];
- unsigned i;
-
- for (i = 0; i < sizeof(line)-1; i++) {
- int c;
-
- c = getc(f);
- if (_unlikely_(c == EOF)) {
- done = true;
- break;
- } else if (c == 0)
- break;
-
- line[i] = c;
- }
- line[i] = 0;
-
- if (memcmp(line, field, l) == 0 && line[l] == '=') {
- value = strdup(line + l + 1);
- if (!value)
- return -ENOMEM;
-
- r = 1;
- break;
- }
-
- } while (!done);
-
- *_value = value;
- return r;
-}
-
-int can_sleep(const char *type) {
- char *w, *state;
- size_t l, k;
- int r;
- _cleanup_free_ char *p = NULL;
-
- assert(type);
-
- r = read_one_line_file("/sys/power/state", &p);
- if (r < 0)
- return r == -ENOENT ? 0 : r;
-
- k = strlen(type);
- FOREACH_WORD_SEPARATOR(w, l, p, WHITESPACE, state)
- if (l == k && memcmp(w, type, l) == 0)
- return true;
-
- return false;
-}
-
-int can_sleep_disk(const char *type) {
- char *w, *state;
- size_t l, k;
- int r;
- _cleanup_free_ char *p = NULL;
-
- assert(type);
-
- r = read_one_line_file("/sys/power/disk", &p);
- if (r < 0)
- return r == -ENOENT ? 0 : r;
-
- k = strlen(type);
- FOREACH_WORD_SEPARATOR(w, l, p, WHITESPACE, state) {
- if (l == k && memcmp(w, type, l) == 0)
- return true;
-
- if (l == k + 2 && w[0] == '[' && memcmp(w + 1, type, l - 2) == 0 && w[l-1] == ']')
- return true;
- }
-
- return false;
-}
-
-bool is_valid_documentation_url(const char *url) {
- assert(url);
-
- if (startswith(url, "http://") && url[7])
- return true;
-
- if (startswith(url, "https://") && url[8])
- return true;
-
- if (startswith(url, "file:") && url[5])
- return true;
-
- if (startswith(url, "info:") && url[5])
- return true;
-
- if (startswith(url, "man:") && url[4])
- return true;
-
- return false;
-}
-
bool in_initrd(void) {
static __thread int saved = -1;
struct statfs s;
@@ -5860,263 +3350,6 @@ bool in_initrd(void) {
return saved;
}
-void warn_melody(void) {
- _cleanup_close_ int fd = -1;
-
- fd = open("/dev/console", O_WRONLY|O_CLOEXEC|O_NOCTTY);
- if (fd < 0)
- return;
-
- /* Yeah, this is synchronous. Kinda sucks. But well... */
-
- ioctl(fd, KIOCSOUND, (int)(1193180/440));
- usleep(125*USEC_PER_MSEC);
-
- ioctl(fd, KIOCSOUND, (int)(1193180/220));
- usleep(125*USEC_PER_MSEC);
-
- ioctl(fd, KIOCSOUND, (int)(1193180/220));
- usleep(125*USEC_PER_MSEC);
-
- ioctl(fd, KIOCSOUND, 0);
-}
-
-int make_console_stdio(void) {
- int fd, r;
-
- /* Make /dev/console the controlling terminal and stdin/stdout/stderr */
-
- fd = acquire_terminal("/dev/console", false, true, true, (usec_t) -1);
- if (fd < 0) {
- log_error("Failed to acquire terminal: %s", strerror(-fd));
- return fd;
- }
-
- r = make_stdio(fd);
- if (r < 0) {
- log_error("Failed to duplicate terminal fd: %s", strerror(-r));
- return r;
- }
-
- return 0;
-}
-
-int get_home_dir(char **_h) {
- char *h;
- const char *e;
- uid_t u;
- struct passwd *p;
-
- assert(_h);
-
- /* Take the user specified one */
- e = getenv("HOME");
- if (e) {
- h = strdup(e);
- if (!h)
- return -ENOMEM;
-
- *_h = h;
- return 0;
- }
-
- /* Hardcode home directory for root to avoid NSS */
- u = getuid();
- if (u == 0) {
- h = strdup("/root");
- if (!h)
- return -ENOMEM;
-
- *_h = h;
- return 0;
- }
-
- /* Check the database... */
- errno = 0;
- p = getpwuid(u);
- if (!p)
- return errno > 0 ? -errno : -ESRCH;
-
- if (!path_is_absolute(p->pw_dir))
- return -EINVAL;
-
- h = strdup(p->pw_dir);
- if (!h)
- return -ENOMEM;
-
- *_h = h;
- return 0;
-}
-
-bool filename_is_safe(const char *p) {
-
- if (isempty(p))
- return false;
-
- if (strchr(p, '/'))
- return false;
-
- if (streq(p, "."))
- return false;
-
- if (streq(p, ".."))
- return false;
-
- if (strlen(p) > FILENAME_MAX)
- return false;
-
- return true;
-}
-
-bool string_is_safe(const char *p) {
- const char *t;
-
- assert(p);
-
- for (t = p; *t; t++) {
- if (*t > 0 && *t < ' ')
- return false;
-
- if (strchr("\\\"\'", *t))
- return false;
- }
-
- return true;
-}
-
-int parse_timestamp(const char *t, usec_t *usec) {
- const char *k;
- struct tm tm, copy;
- time_t x;
- usec_t plus = 0, minus = 0, ret;
- int r;
-
- /*
- * Allowed syntaxes:
- *
- * 2012-09-22 16:34:22
- * 2012-09-22 16:34 (seconds will be set to 0)
- * 2012-09-22 (time will be set to 00:00:00)
- * 16:34:22 (date will be set to today)
- * 16:34 (date will be set to today, seconds to 0)
- * now
- * yesterday (time is set to 00:00:00)
- * today (time is set to 00:00:00)
- * tomorrow (time is set to 00:00:00)
- * +5min
- * -5days
- *
- */
-
- assert(t);
- assert(usec);
-
- x = time(NULL);
- assert_se(localtime_r(&x, &tm));
-
- if (streq(t, "now"))
- goto finish;
-
- else if (streq(t, "today")) {
- tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
- goto finish;
-
- } else if (streq(t, "yesterday")) {
- tm.tm_mday --;
- tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
- goto finish;
-
- } else if (streq(t, "tomorrow")) {
- tm.tm_mday ++;
- tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
- goto finish;
-
- } else if (t[0] == '+') {
-
- r = parse_usec(t+1, &plus);
- if (r < 0)
- return r;
-
- goto finish;
- } else if (t[0] == '-') {
-
- r = parse_usec(t+1, &minus);
- if (r < 0)
- return r;
-
- goto finish;
- }
-
- copy = tm;
- k = strptime(t, "%y-%m-%d %H:%M:%S", &tm);
- if (k && *k == 0)
- goto finish;
-
- tm = copy;
- k = strptime(t, "%Y-%m-%d %H:%M:%S", &tm);
- if (k && *k == 0)
- goto finish;
-
- tm = copy;
- k = strptime(t, "%y-%m-%d %H:%M", &tm);
- if (k && *k == 0) {
- tm.tm_sec = 0;
- goto finish;
- }
-
- tm = copy;
- k = strptime(t, "%Y-%m-%d %H:%M", &tm);
- if (k && *k == 0) {
- tm.tm_sec = 0;
- goto finish;
- }
-
- tm = copy;
- k = strptime(t, "%y-%m-%d", &tm);
- if (k && *k == 0) {
- tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
- goto finish;
- }
-
- tm = copy;
- k = strptime(t, "%Y-%m-%d", &tm);
- if (k && *k == 0) {
- tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
- goto finish;
- }
-
- tm = copy;
- k = strptime(t, "%H:%M:%S", &tm);
- if (k && *k == 0)
- goto finish;
-
- tm = copy;
- k = strptime(t, "%H:%M", &tm);
- if (k && *k == 0) {
- tm.tm_sec = 0;
- goto finish;
- }
-
- return -EINVAL;
-
-finish:
- x = mktime(&tm);
- if (x == (time_t) -1)
- return -EINVAL;
-
- ret = (usec_t) x * USEC_PER_SEC;
-
- ret += plus;
- if (ret > minus)
- ret -= minus;
- else
- ret = 0;
-
- *usec = ret;
-
- return 0;
-}
-
/* hey glibc, APIs with callbacks without a user pointer are so useless */
void *xbsearch_r(const void *key, const void *base, size_t nmemb, size_t size,
int (*compar) (const void *, const void *, void *), void *arg) {
@@ -6179,73 +3412,3 @@ out:
return (bool)cached_answer;
}
-const char *draw_special_char(DrawSpecialChar ch) {
- static const char *draw_table[2][_DRAW_SPECIAL_CHAR_MAX] = {
- /* UTF-8 */ {
- [DRAW_TREE_VERT] = "\342\224\202 ", /* │ */
- [DRAW_TREE_BRANCH] = "\342\224\234\342\224\200", /* ├─ */
- [DRAW_TREE_RIGHT] = "\342\224\224\342\224\200", /* └─ */
- [DRAW_TREE_SPACE] = " ", /* */
- [DRAW_TRIANGULAR_BULLET] = "\342\200\243 ", /* ‣ */
- },
- /* ASCII fallback */ {
- [DRAW_TREE_VERT] = "| ",
- [DRAW_TREE_BRANCH] = "|-",
- [DRAW_TREE_RIGHT] = "`-",
- [DRAW_TREE_SPACE] = " ",
- [DRAW_TRIANGULAR_BULLET] = "> ",
- }
- };
-
- return draw_table[!is_locale_utf8()][ch];
-}
-
-char *strreplace(const char *text, const char *old_string, const char *new_string) {
- const char *f;
- char *t, *r;
- size_t l, old_len, new_len;
-
- assert(text);
- assert(old_string);
- assert(new_string);
-
- old_len = strlen(old_string);
- new_len = strlen(new_string);
-
- l = strlen(text);
- r = new(char, l+1);
- if (!r)
- return NULL;
-
- f = text;
- t = r;
- while (*f) {
- char *a;
- size_t d, nl;
-
- if (!startswith(f, old_string)) {
- *(t++) = *(f++);
- continue;
- }
-
- d = t - r;
- nl = l - old_len + new_len;
- a = realloc(r, nl + 1);
- if (!a)
- goto oom;
-
- l = nl;
- r = a;
- t = r + d;
-
- t = stpcpy(t, new_string);
- f += old_len;
- }
-
- *t = 0;
- return r;
-
-oom:
- free(r);
- return NULL;
-}
diff --git a/src/libudev/util.h b/src/libudev/util.h
index fc58943b38..1cbbd82e94 100644
--- a/src/libudev/util.h
+++ b/src/libudev/util.h
@@ -148,19 +148,12 @@ static inline bool isempty(const char *p) {
char *endswith(const char *s, const char *postfix) _pure_;
char *startswith(const char *s, const char *prefix) _pure_;
-char *startswith_no_case(const char *s, const char *prefix) _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) _pure_;
int parse_usec(const char *t, usec_t *usec);
-int parse_nsec(const char *t, nsec_t *nsec);
-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);
#define parse_gid(s, ret_uid) parse_uid(s, ret_uid)
@@ -222,77 +215,49 @@ char *split_quoted(const char *c, size_t *l, char **state);
#define FOREACH_WORD_QUOTED(word, length, s, state) \
for ((state) = NULL, (word) = split_quoted((s), &(length), &(state)); (word); (word) = split_quoted((s), &(length), &(state)))
-pid_t get_parent_of_pid(pid_t pid, pid_t *ppid);
-int get_starttime_of_pid(pid_t pid, unsigned long long *st);
-
int write_one_line_file(const char *fn, const char *line);
-int write_one_line_file_atomic(const char *fn, const char *line);
int read_one_line_file(const char *fn, char **line);
int read_full_file(const char *fn, char **contents, size_t *size);
int parse_env_file(const char *fname, const char *separator, ...) _sentinel_;
-int load_env_file(const char *fname, char ***l);
-int write_env_file(const char *fname, char **l);
char *strappend(const char *s, const char *suffix);
char *strnappend(const char *s, const char *suffix, size_t length);
char *replace_env(const char *format, char **env);
-char **replace_env_argv(char **argv, char **env);
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 reset_all_signal_handlers(void);
char *strstrip(char *s);
-char *delete_chars(char *s, const char *bad);
char *truncate_nl(char *s);
char *file_in_same_dir(const char *path, const char *filename);
-int rmdir_parents(const char *path, const char *stop);
-
int get_process_comm(pid_t pid, char **name);
-int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char **line);
-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);
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 *cunescape_length(const char *s, size_t length);
char *cunescape_length_with_prefix(const char *s, size_t length, const char *prefix);
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) _pure_;
bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix) _pure_;
bool ignore_file(const char *filename) _pure_;
-bool chars_intersect(const char *a, const char *b) _pure_;
-
char *format_timestamp(char *buf, size_t l, usec_t t);
-char *format_timestamp_pretty(char *buf, size_t l, usec_t t);
char *format_timespan(char *buf, size_t l, usec_t t);
int make_stdio(int fd);
-int make_null_stdio(void);
-int make_console_stdio(void);
unsigned long long random_ull(void);
@@ -350,15 +315,8 @@ unsigned long long random_ull(void);
} \
struct __useless_struct_to_allow_trailing_semicolon__
-int fd_nonblock(int fd, bool nonblock);
-int fd_cloexec(int fd, bool cloexec);
-
int close_all_fds(const int except[], unsigned n_except);
-bool fstype_is_network(const char *fstype);
-
-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_attr_(3, 4);
@@ -367,66 +325,35 @@ int reset_terminal(const char *name);
int open_terminal(const char *name, int mode);
int acquire_terminal(const char *name, bool fail, bool force, bool ignore_tiocstty_eperm, usec_t timeout);
-int release_terminal(void);
int flush_fd(int fd);
-int ignore_signals(int sig, ...);
-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);
ssize_t loop_write(int fd, const void *buf, size_t nbytes, bool do_poll);
-bool is_device_path(const char *path);
-
-int dir_is_empty(const char *path);
-
-void rename_process(const char name[8]);
-
-void sigset_add_many(sigset_t *ss, ...);
-
-bool hostname_is_set(void);
-
-char* gethostname_malloc(void);
-char* getlogname_malloc(void);
-char* getusername_malloc(void);
-
int getttyname_malloc(int fd, char **r);
-int getttyname_harder(int fd, char **r);
int get_ctty_devnr(pid_t pid, dev_t *d);
int get_ctty(pid_t, dev_t *_devnr, char **r);
int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid);
-int fchmod_and_fchown(int fd, mode_t mode, uid_t uid, gid_t gid);
int rm_rf_children(int fd, bool only_dirs, bool honour_sticky, struct stat *root_dev);
int rm_rf_children_dangerous(int fd, bool only_dirs, bool honour_sticky, struct stat *root_dev);
int rm_rf(const char *path, bool only_dirs, bool delete_root, bool honour_sticky);
-int rm_rf_dangerous(const char *path, bool only_dirs, bool delete_root, bool honour_sticky);
-
-int pipe_eof(int fd);
-
-cpu_set_t* cpu_set_malloc(unsigned *ncpus);
int status_vprintf(const char *status, bool ellipse, bool ephemeral, const char *format, va_list ap) _printf_attr_(4,0);
int status_printf(const char *status, bool ellipse, bool ephemeral, const char *format, ...) _printf_attr_(4,5);
-int status_welcome(void);
int fd_columns(int fd);
unsigned columns(void);
int fd_lines(int fd);
unsigned lines(void);
-void columns_lines_cache_reset(int _unused_ signum);
bool on_tty(void);
-int running_in_chroot(void);
-
char *ellipsize(const char *s, size_t length, unsigned percent);
char *ellipsize_mem(const char *s, size_t old_length, size_t new_length, unsigned percent);
@@ -436,80 +363,42 @@ char *unquote(const char *s, const char *quotes);
char *normalize_env_assignment(const char *s);
int wait_for_terminate(pid_t pid, siginfo_t *status);
-int wait_for_terminate_and_warn(const char *name, pid_t pid);
_noreturn_ void freeze(void);
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);
-
-void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t);
-void dual_timestamp_deserialize(const char *value, dual_timestamp *t);
-
-char *fstab_node_to_udev_node(const char *p);
-
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) _pure_;
int vtnr_from_tty(const char *tty);
-const char *default_term_for_tty(const char *tty);
int execute_command(const char *command, char *const argv[]);
-void execute_directory(const char *directory, DIR *_d, char *argv[]);
-
-int kill_and_sigcont(pid_t pid, int sig);
bool nulstr_contains(const char*nulstr, const char *needle);
-bool plymouth_running(void);
-
-bool hostname_is_valid(const char *s) _pure_;
-char* hostname_cleanup(char *s, bool lowercase);
-
char* strshorten(char *s, size_t l);
int terminal_vhangup_fd(int fd);
int terminal_vhangup(const char *name);
-int vt_disallocate(const char *name);
-
-int copy_file(const char *from, const char *to);
-
-int symlink_atomic(const char *from, const char *to);
-
int fchmod_umask(int fd, mode_t mode);
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);
int get_group_creds(const char **groupname, gid_t *gid);
int in_gid(gid_t gid);
-int in_group(const char *name);
-
-int glob_exists(const char *path);
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_;
bool is_main_thread(void);
-bool in_charset(const char *s, const char* charset) _pure_;
-
-int block_get_whole_disk(dev_t d, dev_t *ret);
-
int file_is_priv_sticky(const char *p);
-int strdup_or_null(const char *a, char **b);
-
#define NULSTR_FOREACH(i, l) \
for ((i) = (l); (i) && *(i); (i) = strchr((i), 0)+1)
@@ -540,43 +429,17 @@ int ip_tos_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);
-
extern int saved_argc;
extern char **saved_argv;
-bool kexec_loaded(void);
-
-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) _alloc_(2);
-int is_kernel_thread(pid_t pid);
-
int fd_inc_sndbuf(int fd, size_t n);
-int fd_inc_rcvbuf(int fd, size_t n);
-
-int fork_agent(pid_t *pid, const int except[], unsigned n_except, const char *path, ...);
-
-int setrlimit_closest(int resource, const struct rlimit *rlim);
-
-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 in_initrd(void);
-void warn_melody(void);
-
-int get_home_dir(char **ret);
-
static inline void freep(void *p) {
free(*(void**) p);
}
@@ -627,11 +490,6 @@ _alloc_(2, 3) static inline void *memdup_multiply(const void *p, size_t a, size_
return memdup(p, a * b);
}
-bool filename_is_safe(const char *p) _pure_;
-bool string_is_safe(const char *p) _pure_;
-
-int parse_timestamp(const char *t, usec_t *usec);
-
void *xbsearch_r(const void *key, const void *base, size_t nmemb, size_t size,
int (*compar) (const void *, const void *, void *),
void *arg);
@@ -646,9 +504,6 @@ typedef enum DrawSpecialChar {
DRAW_TRIANGULAR_BULLET,
_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);
#define FOREACH_LINE(line, f, on_error) \