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Error if file descriptor is negative after checking for AT_FDCWD

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This commit is contained in:
John Scipione 2012-03-08 14:33:51 -05:00
parent 5529a1c1e7
commit 981887153d
1 changed files with 90 additions and 0 deletions
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90
src/build/libroot/fs_darwin.cpp
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@ -120,6 +120,12 @@ faccessat(int fd, const char* path, int accessMode, int flag)
: access(path, accessMode);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -158,6 +164,12 @@ fchmodat(int fd, const char* path, mode_t mode, int flag)
return chmod(path, mode);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -190,6 +202,12 @@ fchownat(int fd, const char* path, uid_t owner, gid_t group, int flag)
return -1;
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
if (fd == AT_FDCWD || path != NULL && path[0] == '/') {
// call chown() ignoring fd
return chown(path, owner, group);
@ -232,6 +250,12 @@ fstatat(int fd, const char *path, struct stat *st, int flag)
return stat(path, st);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -258,6 +282,12 @@ mkdirat(int fd, const char *path, mode_t mode)
return mkdir(path, mode);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -284,6 +314,12 @@ mkfifoat(int fd, const char *path, mode_t mode)
return mkfifo(path, mode);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -310,6 +346,12 @@ mknodat(int fd, const char *path, mode_t mode, dev_t dev)
return mknod(path, mode, dev);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -349,6 +391,12 @@ renameat(int oldFD, const char* oldPath, int newFD, const char* newPath)
char *newFullPath;
if (!ignoreOldFD) {
if (oldFD < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
oldFullPath = (char *)malloc(MAXPATHLEN);
if (oldFullPath == NULL) {
// ran out of memory allocating oldFullPath
@ -363,6 +411,12 @@ renameat(int oldFD, const char* oldPath, int newFD, const char* newPath)
}
if (!ignoreNewFD) {
if (newFD < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
newFullPath = (char *)malloc(MAXPATHLEN);
if (newFullPath == NULL) {
// ran out of memory allocating newFullPath
@ -394,6 +448,12 @@ readlinkat(int fd, const char *path, char *buffer, size_t bufferSize)
return readlink(path, buffer, bufferSize);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -420,6 +480,12 @@ symlinkat(const char *oldPath, int fd, const char *newPath)
return symlink(oldPath, newPath);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *oldFullPath = (char *)malloc(MAXPATHLEN);
if (oldFullPath == NULL) {
// ran out of memory allocating dirpath
@ -446,6 +512,12 @@ unlinkat(int fd, const char *path, int flag)
return (flag & AT_REMOVEDIR) != 0 ? rmdir(path) : unlink(path);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath
@ -497,6 +569,12 @@ linkat(int oldFD, const char *oldPath, int newFD, const char *newPath,
char *newFullPath;
if (!ignoreOldFD) {
if (oldFD < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
oldFullPath = (char *)malloc(MAXPATHLEN);
if (oldFullPath == NULL) {
// ran out of memory allocating oldFullPath
@ -511,6 +589,12 @@ linkat(int oldFD, const char *oldPath, int newFD, const char *newPath,
}
if (!ignoreNewFD) {
if (newFD < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
newFullPath = (char *)malloc(MAXPATHLEN);
if (newFullPath == NULL) {
// ran out of memory allocating newFullPath
@ -542,6 +626,12 @@ futimesat(int fd, const char *path, const struct timeval times[2])
return utimes(path, times);
}
if (fd < 0) {
// Invalid file descriptor
errno = EBADF;
return -1;
}
char *fullPath = (char *)malloc(MAXPATHLEN);
if (fullPath == NULL) {
// ran out of memory allocating dirpath