Add fallocate/fallocate64/posix_fallocate/posix_fallocate64.

Bug: 5287571
Bug: 12612860
Change-Id: I4501b9c6cdf9a830336ce0b3afc4ea716b6a0f6f
This commit is contained in:
Elliott Hughes
2014-02-03 16:20:46 -08:00
parent a122c376ef
commit f64b8ea09d
16 changed files with 245 additions and 5 deletions

View File

@@ -19,6 +19,8 @@
#include <errno.h>
#include <fcntl.h>
#include "TemporaryFile.h"
TEST(fcntl, fcntl_smoke) {
int fd = open("/proc/version", O_RDONLY);
ASSERT_TRUE(fd != -1);
@@ -34,3 +36,50 @@ TEST(fcntl, fcntl_smoke) {
ASSERT_TRUE(flags != -1);
ASSERT_EQ(FD_CLOEXEC, flags & FD_CLOEXEC);
}
TEST(fcntl, fallocate_EINVAL) {
TemporaryFile tf;
#if !defined(__GLIBC__)
errno = 0;
ASSERT_EQ(-1, fallocate(tf.fd, 0, 0, -1));
ASSERT_EQ(EINVAL, errno);
errno = 0;
ASSERT_EQ(-1, fallocate64(tf.fd, 0, 0, -1));
ASSERT_EQ(EINVAL, errno);
#endif
errno = 0;
ASSERT_EQ(EINVAL, posix_fallocate(tf.fd, 0, -1));
ASSERT_EQ(0, errno);
errno = 0;
ASSERT_EQ(EINVAL, posix_fallocate64(tf.fd, 0, -1));
ASSERT_EQ(0, errno);
}
TEST(fcntl, fallocate) {
TemporaryFile tf;
struct stat sb;
ASSERT_EQ(0, fstat(tf.fd, &sb));
ASSERT_EQ(0, sb.st_size);
#if !defined(__GLIBC__)
ASSERT_EQ(0, fallocate(tf.fd, 0, 0, 1));
ASSERT_EQ(0, fstat(tf.fd, &sb));
ASSERT_EQ(1, sb.st_size);
ASSERT_EQ(0, fallocate64(tf.fd, 0, 0, 2));
ASSERT_EQ(0, fstat(tf.fd, &sb));
ASSERT_EQ(2, sb.st_size);
#endif
ASSERT_EQ(0, posix_fallocate(tf.fd, 0, 3));
ASSERT_EQ(0, fstat(tf.fd, &sb));
ASSERT_EQ(3, sb.st_size);
ASSERT_EQ(0, posix_fallocate64(tf.fd, 0, 4));
ASSERT_EQ(0, fstat(tf.fd, &sb));
ASSERT_EQ(4, sb.st_size);
}