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Replace COSMO define with _COSMO_SOURCE

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This change might cause ABI breakages for /opt/cosmos. It's needed to
help us better conform to header declaration practices.
This commit is contained in:
Justine Tunney 2023-08-13 20:31:27 -07:00
parent a033b65a33
commit c776a32f75
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GPG key ID: BE714B4575D6E328
238 changed files with 858 additions and 1069 deletions
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8
libc/runtime/zipos-mmap.c
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@ -48,7 +48,7 @@
* it does not need to be 64kb aligned.
* @return virtual base address of new mapping, or MAP_FAILED w/ errno
*/
dontasan void *__zipos_Mmap(void *addr, size_t size, int prot, int flags,
dontasan void *__zipos_mmap(void *addr, size_t size, int prot, int flags,
struct ZiposHandle *h, int64_t off) {
if (!(flags & MAP_PRIVATE) ||
(flags & ~(MAP_PRIVATE | MAP_FILE | MAP_FIXED | MAP_FIXED_NOREPLACE)) ||
@ -64,8 +64,8 @@ dontasan void *__zipos_Mmap(void *addr, size_t size, int prot, int flags,
}
const int tempProt = !IsXnu() ? prot | PROT_WRITE : PROT_WRITE;
void *outAddr =
_Mmap(addr, size, tempProt, (flags & (~MAP_FILE)) | MAP_ANONYMOUS, -1, 0);
void *outAddr = __mmap_unlocked(addr, size, tempProt,
(flags & (~MAP_FILE)) | MAP_ANONYMOUS, -1, 0);
if (outAddr == MAP_FAILED) {
return MAP_FAILED;
}
@ -83,7 +83,7 @@ dontasan void *__zipos_Mmap(void *addr, size_t size, int prot, int flags,
return outAddr;
} while (0);
const int e = errno;
_Munmap(outAddr, size);
__munmap_unlocked(outAddr, size);
errno = e;
strace_enabled(+1);
return MAP_FAILED;