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LibC: Move stat(), lstat() and fstat() to <sys/stat.h>

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Dr. POSIX says that's where they belong.
This commit is contained in:
Andreas Kling 2020-08-11 18:56:41 +02:00
parent 9e55162e9b
commit 3a13c749cd
4 changed files with 30 additions and 31 deletions
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27
Libraries/LibC/stat.cpp
View file

@ -69,4 +69,31 @@ int mkfifo(const char* pathname, mode_t mode)
{
return mknod(pathname, mode | S_IFIFO, 0);
}
static int do_stat(const char* path, struct stat* statbuf, bool follow_symlinks)
{
if (!path) {
errno = EFAULT;
return -1;
}
Syscall::SC_stat_params params { { path, strlen(path) }, statbuf, follow_symlinks };
int rc = syscall(SC_stat, &params);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int lstat(const char* path, struct stat* statbuf)
{
return do_stat(path, statbuf, false);
}
int stat(const char* path, struct stat* statbuf)
{
return do_stat(path, statbuf, true);
}
int fstat(int fd, struct stat* statbuf)
{
int rc = syscall(SC_fstat, fd, statbuf);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
}

3
Libraries/LibC/sys/stat.h
View file

@ -61,6 +61,9 @@ int chmod(const char* pathname, mode_t);
int fchmod(int fd, mode_t);
int mkdir(const char* pathname, mode_t);
int mkfifo(const char* pathname, mode_t);
int fstat(int fd, struct stat* statbuf);
int lstat(const char* path, struct stat* statbuf);
int stat(const char* path, struct stat* statbuf);
inline dev_t makedev(unsigned int major, unsigned int minor) { return (minor & 0xffu) | (major << 8u) | ((minor & ~0xffu) << 12u); }
inline unsigned int major(dev_t dev) { return (dev & 0xfff00u) >> 8u; }

28
Libraries/LibC/unistd.cpp
View file

@ -297,33 +297,6 @@ int close(int fd)
__RETURN_WITH_ERRNO(rc, rc, -1);
}
static int do_stat(const char* path, struct stat* statbuf, bool follow_symlinks)
{
if (!path) {
errno = EFAULT;
return -1;
}
Syscall::SC_stat_params params { { path, strlen(path) }, statbuf, follow_symlinks };
int rc = syscall(SC_stat, &params);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int lstat(const char* path, struct stat* statbuf)
{
return do_stat(path, statbuf, false);
}
int stat(const char* path, struct stat* statbuf)
{
return do_stat(path, statbuf, true);
}
int fstat(int fd, struct stat* statbuf)
{
int rc = syscall(SC_fstat, fd, statbuf);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int chdir(const char* path)
{
if (!path) {
@ -750,5 +723,4 @@ int getpagesize()
{
return PAGE_SIZE;
}
}

3
Libraries/LibC/unistd.h
View file

@ -105,9 +105,6 @@ int chdir(const char* path);
int fchdir(int fd);
char* getcwd(char* buffer, size_t size);
char* getwd(char* buffer);
int fstat(int fd, struct stat* statbuf);
int lstat(const char* path, struct stat* statbuf);
int stat(const char* path, struct stat* statbuf);
int sleep(unsigned seconds);
int usleep(useconds_t);
int gethostname(char*, size_t);