basic/mkdir: convert bool flag to enum
In preparation for subsequent changes...
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a5935c6601
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d50b5839b0
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@ -47,8 +47,8 @@ int mkdir_label(const char *path, mode_t mode) {
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return mac_smack_fix(path, false, false);
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}
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int mkdir_safe_label(const char *path, mode_t mode, uid_t uid, gid_t gid, bool follow_symlink) {
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return mkdir_safe_internal(path, mode, uid, gid, follow_symlink, mkdir_label);
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int mkdir_safe_label(const char *path, mode_t mode, uid_t uid, gid_t gid, MkdirFlags flags) {
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return mkdir_safe_internal(path, mode, uid, gid, flags, mkdir_label);
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}
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int mkdir_parents_label(const char *path, mode_t mode) {
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@ -31,7 +31,7 @@
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#include "stat-util.h"
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#include "user-util.h"
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int mkdir_safe_internal(const char *path, mode_t mode, uid_t uid, gid_t gid, bool follow_symlink, mkdir_func_t _mkdir) {
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int mkdir_safe_internal(const char *path, mode_t mode, uid_t uid, gid_t gid, MkdirFlags flags, mkdir_func_t _mkdir) {
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struct stat st;
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int r;
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@ -46,14 +46,16 @@ int mkdir_safe_internal(const char *path, mode_t mode, uid_t uid, gid_t gid, boo
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if (lstat(path, &st) < 0)
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return -errno;
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if (follow_symlink && S_ISLNK(st.st_mode)) {
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if ((flags & MKDIR_FOLLOW_SYMLINK) && S_ISLNK(st.st_mode)) {
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_cleanup_free_ char *p = NULL;
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r = chase_symlinks(path, NULL, CHASE_NONEXISTENT, &p);
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if (r < 0)
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return r;
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if (r == 0)
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return mkdir_safe_internal(p, mode, uid, gid, false, _mkdir);
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return mkdir_safe_internal(p, mode, uid, gid,
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flags & ~MKDIR_FOLLOW_SYMLINK,
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_mkdir);
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if (lstat(p, &st) < 0)
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return -errno;
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@ -76,8 +78,8 @@ int mkdir_errno_wrapper(const char *pathname, mode_t mode) {
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return 0;
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}
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int mkdir_safe(const char *path, mode_t mode, uid_t uid, gid_t gid, bool follow_symlink) {
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return mkdir_safe_internal(path, mode, uid, gid, follow_symlink, mkdir_errno_wrapper);
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int mkdir_safe(const char *path, mode_t mode, uid_t uid, gid_t gid, MkdirFlags flags) {
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return mkdir_safe_internal(path, mode, uid, gid, flags, mkdir_errno_wrapper);
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}
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int mkdir_parents_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir) {
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@ -23,18 +23,22 @@
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#include <sys/types.h>
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typedef enum MkdirFlags {
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MKDIR_FOLLOW_SYMLINK = 1 << 0,
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} MkdirFlags;
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int mkdir_errno_wrapper(const char *pathname, mode_t mode);
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int mkdir_safe(const char *path, mode_t mode, uid_t uid, gid_t gid, bool follow_symlink);
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int mkdir_safe(const char *path, mode_t mode, uid_t uid, gid_t gid, MkdirFlags flags);
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int mkdir_parents(const char *path, mode_t mode);
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int mkdir_p(const char *path, mode_t mode);
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/* mandatory access control(MAC) versions */
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int mkdir_safe_label(const char *path, mode_t mode, uid_t uid, gid_t gid, bool follow_symlink);
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int mkdir_safe_label(const char *path, mode_t mode, uid_t uid, gid_t gid, MkdirFlags flags);
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int mkdir_parents_label(const char *path, mode_t mode);
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int mkdir_p_label(const char *path, mode_t mode);
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/* internally used */
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typedef int (*mkdir_func_t)(const char *pathname, mode_t mode);
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int mkdir_safe_internal(const char *path, mode_t mode, uid_t uid, gid_t gid, bool follow_symlink, mkdir_func_t _mkdir);
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int mkdir_safe_internal(const char *path, mode_t mode, uid_t uid, gid_t gid, MkdirFlags flags, mkdir_func_t _mkdir);
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int mkdir_parents_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir);
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int mkdir_p_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir);
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@ -2051,7 +2051,7 @@ static int setup_exec_directory(
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}
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/* First set up private root if it doesn't exist yet, with access mode 0700 and owned by root:root */
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r = mkdir_safe_label(private_root, 0700, 0, 0, false);
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r = mkdir_safe_label(private_root, 0700, 0, 0, 0);
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if (r < 0)
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goto fail;
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@ -1225,7 +1225,7 @@ static int method_set_user_linger(sd_bus_message *message, void *userdata, sd_bu
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mkdir_p_label("/var/lib/systemd", 0755);
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r = mkdir_safe_label("/var/lib/systemd/linger", 0755, 0, 0, false);
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r = mkdir_safe_label("/var/lib/systemd/linger", 0755, 0, 0, 0);
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if (r < 0)
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return r;
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@ -1969,7 +1969,7 @@ static int update_schedule_file(Manager *m) {
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assert(m);
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r = mkdir_safe_label("/run/systemd/shutdown", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/shutdown", 0755, 0, 0, 0);
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if (r < 0)
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return log_error_errno(r, "Failed to create shutdown subdirectory: %m");
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@ -87,7 +87,7 @@ int inhibitor_save(Inhibitor *i) {
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assert(i);
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r = mkdir_safe_label("/run/systemd/inhibit", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/inhibit", 0755, 0, 0, 0);
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if (r < 0)
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goto fail;
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@ -291,7 +291,7 @@ int inhibitor_create_fifo(Inhibitor *i) {
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/* Create FIFO */
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if (!i->fifo_path) {
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r = mkdir_safe_label("/run/systemd/inhibit", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/inhibit", 0755, 0, 0, 0);
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if (r < 0)
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return r;
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@ -95,7 +95,7 @@ int seat_save(Seat *s) {
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if (!s->started)
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return 0;
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r = mkdir_safe_label("/run/systemd/seats", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/seats", 0755, 0, 0, 0);
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if (r < 0)
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goto fail;
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@ -180,7 +180,7 @@ int session_save(Session *s) {
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if (!s->started)
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return 0;
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r = mkdir_safe_label("/run/systemd/sessions", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/sessions", 0755, 0, 0, 0);
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if (r < 0)
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goto fail;
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@ -949,7 +949,7 @@ int session_create_fifo(Session *s) {
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/* Create FIFO */
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if (!s->fifo_path) {
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r = mkdir_safe_label("/run/systemd/sessions", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/sessions", 0755, 0, 0, 0);
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if (r < 0)
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return r;
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@ -143,7 +143,7 @@ static int user_save_internal(User *u) {
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assert(u);
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assert(u->state_file);
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r = mkdir_safe_label("/run/systemd/users", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/users", 0755, 0, 0, 0);
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if (r < 0)
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goto fail;
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@ -337,7 +337,7 @@ static int user_mkdir_runtime_path(User *u) {
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assert(u);
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r = mkdir_safe_label("/run/user", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/user", 0755, 0, 0, 0);
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if (r < 0)
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return log_error_errno(r, "Failed to create /run/user: %m");
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@ -131,7 +131,7 @@ int machine_save(Machine *m) {
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if (!m->started)
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return 0;
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r = mkdir_safe_label("/run/systemd/machines", 0755, 0, 0, false);
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r = mkdir_safe_label("/run/systemd/machines", 0755, 0, 0, 0);
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if (r < 0)
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goto fail;
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@ -56,7 +56,7 @@ int main(int argc, char *argv[]) {
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/* Create runtime directory. This is not necessary when networkd is
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* started with "RuntimeDirectory=systemd/netif", or after
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* systemd-tmpfiles-setup.service. */
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r = mkdir_safe_label("/run/systemd/netif", 0755, uid, gid, false);
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r = mkdir_safe_label("/run/systemd/netif", 0755, uid, gid, 0);
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if (r < 0)
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log_warning_errno(r, "Could not create runtime directory: %m");
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@ -75,15 +75,15 @@ int main(int argc, char *argv[]) {
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/* Always create the directories people can create inotify watches in.
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* It is necessary to create the following subdirectories after drop_privileges()
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* to support old kernels not supporting AmbientCapabilities=. */
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r = mkdir_safe_label("/run/systemd/netif/links", 0755, uid, gid, false);
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r = mkdir_safe_label("/run/systemd/netif/links", 0755, uid, gid, 0);
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if (r < 0)
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log_warning_errno(r, "Could not create runtime directory 'links': %m");
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r = mkdir_safe_label("/run/systemd/netif/leases", 0755, uid, gid, false);
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r = mkdir_safe_label("/run/systemd/netif/leases", 0755, uid, gid, 0);
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if (r < 0)
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log_warning_errno(r, "Could not create runtime directory 'leases': %m");
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r = mkdir_safe_label("/run/systemd/netif/lldp", 0755, uid, gid, false);
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r = mkdir_safe_label("/run/systemd/netif/lldp", 0755, uid, gid, 0);
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if (r < 0)
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log_warning_errno(r, "Could not create runtime directory 'lldp': %m");
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@ -226,7 +226,7 @@ int change_uid_gid(const char *user, char **_home) {
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if (r < 0)
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return log_error_errno(r, "Failed to make home root directory: %m");
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r = mkdir_safe(home, 0755, uid, gid, false);
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r = mkdir_safe(home, 0755, uid, gid, 0);
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if (r < 0 && r != -EEXIST)
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return log_error_errno(r, "Failed to make home directory: %m");
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@ -62,7 +62,7 @@ int main(int argc, char *argv[]) {
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}
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/* Always create the directory where resolv.conf will live */
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r = mkdir_safe_label("/run/systemd/resolve", 0755, uid, gid, false);
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r = mkdir_safe_label("/run/systemd/resolve", 0755, uid, gid, 0);
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if (r < 0) {
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log_error_errno(r, "Could not create runtime directory: %m");
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goto finish;
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@ -317,7 +317,7 @@ static void test_readlink_and_make_absolute(void) {
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char *r = NULL;
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_cleanup_free_ char *pwd = NULL;
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assert_se(mkdir_safe(tempdir, 0755, getuid(), getgid(), false) >= 0);
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assert_se(mkdir_safe(tempdir, 0755, getuid(), getgid(), 0) >= 0);
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assert_se(touch(name) >= 0);
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assert_se(symlink(name, name_alias) >= 0);
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@ -71,7 +71,7 @@ static int load_clock_timestamp(uid_t uid, gid_t gid) {
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}
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} else {
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r = mkdir_safe_label("/var/lib/systemd/timesync", 0755, uid, gid, true);
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r = mkdir_safe_label("/var/lib/systemd/timesync", 0755, uid, gid, MKDIR_FOLLOW_SYMLINK);
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if (r < 0)
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return log_error_errno(r, "Failed to create state directory: %m");
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