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Make redbean StoreAsset() work better

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- Better UBSAN error messages
- POSIX Advisory Locks polyfills
- Move redbean manual to /.help.txt
- System call memory safety in ASAN mode
- Character classification now does UNICODE
This commit is contained in:
Justine Tunney 2021-05-14 05:36:58 -07:00
parent 919b6fec10
commit 690be544da
228 changed files with 3653 additions and 3015 deletions
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26
test/libc/calls/writev_test.c
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@ -18,9 +18,12 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/struct/iovec.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/macros.internal.h"
#include "libc/runtime/runtime.h"
#include "libc/sock/sock.h"
#include "libc/sysv/consts/auxv.h"
#include "libc/sysv/consts/o.h"
#include "libc/testlib/testlib.h"
@ -59,6 +62,29 @@ TEST(writev, big_fullCompletion) {
EXPECT_NE(-1, close(fd));
}
TEST(writev, asanError_efaults) {
if (!IsAsan()) return;
void *malloc_(size_t) asm("malloc");
void free_(void *) asm("free");
void *p;
int fd;
p = malloc_(32);
EXPECT_NE(-1, (fd = open("asan", O_RDWR | O_CREAT | O_TRUNC, 0644)));
EXPECT_EQ(32, write(fd, p, 32));
EXPECT_NE(-1, lseek(fd, 0, SEEK_SET));
EXPECT_EQ(32, read(fd, p, 32));
EXPECT_EQ(-1, write(fd, p, 33));
EXPECT_EQ(EFAULT, errno);
EXPECT_EQ(-1, write(fd, p, -1));
EXPECT_EQ(EFAULT, errno);
free_(p);
EXPECT_EQ(-1, write(fd, p, 32));
EXPECT_EQ(EFAULT, errno);
EXPECT_EQ(-1, read(fd, p, 32));
EXPECT_EQ(EFAULT, errno);
close(fd);
}
TEST(writev, empty_stillPerformsIoOperation) {
int fd;
struct iovec iov[] = {{"", 0}, {NULL, 0}};