nspawn: support ephemeral boots from images

[elogind.git] / src / basic / fs-util.h

diff --git a/src/basic/fs-util.h b/src/basic/fs-util.h
index 1f940a4227701f01797ebe5db8fb601c37c04ad4..871f7209f2f2ed3a1abbb428f05307a18ed1fbf5 100644 (file)
--- a/src/basic/fs-util.h
+++ b/src/basic/fs-util.h
@@ -1,5 +1,3 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-

 #pragma once
 
 /***
 #pragma once
 
 /***


@@ -23,6 +21,8 @@
 
 #include <fcntl.h>
 #include <limits.h>
 
 #include <fcntl.h>
 #include <limits.h>

+#include <stdbool.h>
+#include <stdint.h>

 #include <sys/inotify.h>
 #include <sys/types.h>
 #include <unistd.h>
 #include <sys/inotify.h>
 #include <sys/types.h>
 #include <unistd.h>


@@ -30,11 +30,13 @@
 #include "time-util.h"
 
 int unlink_noerrno(const char *path);
 #include "time-util.h"
 
 int unlink_noerrno(const char *path);

+

 #if 0 /// UNNEEDED by elogind
 int rmdir_parents(const char *path, const char *stop);
 
 int rename_noreplace(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
 #endif // 0
 #if 0 /// UNNEEDED by elogind
 int rmdir_parents(const char *path, const char *stop);
 
 int rename_noreplace(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
 #endif // 0

+

 int readlinkat_malloc(int fd, const char *p, char **ret);
 int readlink_malloc(const char *p, char **r);
 #if 0 /// UNNEEDED by elogind
 int readlinkat_malloc(int fd, const char *p, char **ret);
 int readlink_malloc(const char *p, char **r);
 #if 0 /// UNNEEDED by elogind


@@ -43,18 +45,23 @@ int readlink_and_make_absolute(const char *p, char **r);
 int readlink_and_canonicalize(const char *p, char **r);
 int readlink_and_make_absolute_root(const char *root, const char *path, char **ret);
 #endif // 0
 int readlink_and_canonicalize(const char *p, char **r);
 int readlink_and_make_absolute_root(const char *root, const char *path, char **ret);
 #endif // 0

+

 int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid);
 int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid);

-#if 0 /// UNNEEDED by elogind
-int fchmod_and_fchown(int fd, mode_t mode, uid_t uid, gid_t gid);
-#endif // 0
+

 int fchmod_umask(int fd, mode_t mode);
 
 int fd_warn_permissions(const char *path, int fd);
 
 int fchmod_umask(int fd, mode_t mode);
 
 int fd_warn_permissions(const char *path, int fd);
 

+#ifdef __GLIBC__

 #define laccess(path, mode) faccessat(AT_FDCWD, (path), (mode), AT_SYMLINK_NOFOLLOW)
 #define laccess(path, mode) faccessat(AT_FDCWD, (path), (mode), AT_SYMLINK_NOFOLLOW)

+#else
+#define laccess(path, mode) faccessat(AT_FDCWD, (path), (mode), 0)
+#endif
+

 
 int touch_file(const char *path, bool parents, usec_t stamp, uid_t uid, gid_t gid, mode_t mode);
 int touch(const char *path);
 
 int touch_file(const char *path, bool parents, usec_t stamp, uid_t uid, gid_t gid, mode_t mode);
 int touch(const char *path);

+

 #if 0 /// UNNEEDED by elogind
 int symlink_idempotent(const char *from, const char *to);
 
 #if 0 /// UNNEEDED by elogind
 int symlink_idempotent(const char *from, const char *to);
 


@@ -62,9 +69,13 @@ int symlink_atomic(const char *from, const char *to);
 int mknod_atomic(const char *path, mode_t mode, dev_t dev);
 int mkfifo_atomic(const char *path, mode_t mode);
 #endif // 0
 int mknod_atomic(const char *path, mode_t mode, dev_t dev);
 int mkfifo_atomic(const char *path, mode_t mode);
 #endif // 0

+

 int get_files_in_directory(const char *path, char ***list);
 
 #if 0 /// UNNEEDED by elogind
 int get_files_in_directory(const char *path, char ***list);
 
 #if 0 /// UNNEEDED by elogind

+int tmp_dir(const char **ret);
+int var_tmp_dir(const char **ret);
+

 #define INOTIFY_EVENT_MAX (sizeof(struct inotify_event) + NAME_MAX + 1)
 
 #define FOREACH_INOTIFY_EVENT(e, buffer, sz) \
 #define INOTIFY_EVENT_MAX (sizeof(struct inotify_event) + NAME_MAX + 1)
 
 #define FOREACH_INOTIFY_EVENT(e, buffer, sz) \


@@ -76,4 +87,8 @@ union inotify_event_buffer {
         struct inotify_event ev;
         uint8_t raw[INOTIFY_EVENT_MAX];
 };
         struct inotify_event ev;
         uint8_t raw[INOTIFY_EVENT_MAX];
 };

+
+int inotify_add_watch_fd(int fd, int what, uint32_t mask);
+
+int chase_symlinks(const char *path, const char *_root, char **ret);

 #endif // 0
 #endif // 0