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Work around qemu-aarch64 bug

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Qemu appears to define O_LARGEFILE as having its x86-64 value, which is
an easy mistake to make since this is one of the few magic numbers that
Linux special-cases for AARCH64.
This commit is contained in:
Justine Tunney 2023-11-01 00:23:58 -07:00
parent 0b1acce680
commit b0e3d89942
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GPG key ID: BE714B4575D6E328
1 changed files with 4 additions and 2 deletions
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6
test/libc/calls/specialfile_test.c
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@ -46,7 +46,8 @@ void RestoreStdout(void) {
TEST(specialfile, devNull) {
ASSERT_SYS(0, 3, creat("/dev/null", 0644));
ASSERT_EQ(O_WRONLY, fcntl(3, F_GETFL) & ~O_LARGEFILE);
// qemu-aarch64 defines o_largefile wrong
ASSERT_EQ(O_WRONLY, fcntl(3, F_GETFL) & ~(O_LARGEFILE | 0x00008000));
ASSERT_SYS(0, 2, write(3, "hi", 2));
ASSERT_SYS(0, 2, pwrite(3, "hi", 2, 0));
ASSERT_SYS(0, 2, pwrite(3, "hi", 2, 2));
@ -63,7 +64,8 @@ TEST(specialfile, devNull) {
TEST(specialfile, devNullRead) {
char buf[8] = {0};
ASSERT_SYS(0, 3, open("/dev/null", O_RDONLY));
ASSERT_EQ(O_RDONLY, fcntl(3, F_GETFL) & ~O_LARGEFILE);
// qemu-aarch64 defines o_largefile wrong
ASSERT_EQ(O_RDONLY, fcntl(3, F_GETFL) & ~(O_LARGEFILE | 0x00008000));
ASSERT_SYS(0, 0, read(3, buf, 8));
ASSERT_SYS(0, 0, close(3));
}