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Polyfill statfs() and fstatfs() on Windows

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This commit is contained in:
Justine Tunney 2022-08-17 18:57:03 -07:00
parent f7ee9d7d99
commit c2211c9e63
16 changed files with 370 additions and 50 deletions
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12
libc/calls/statfs.c
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@ -17,10 +17,14 @@
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/calls/state.internal.h"
#include "libc/calls/strace.internal.h"
#include "libc/calls/struct/statfs-meta.internal.h"
#include "libc/calls/struct/statfs.internal.h"
#include "libc/calls/syscall_support-nt.internal.h"
#include "libc/dce.h"
#include "libc/runtime/stack.h"
#include "libc/sysv/consts/at.h"
/**
* Returns information about filesystem.
@ -29,8 +33,12 @@ int statfs(const char *path, struct statfs *sf) {
int rc;
union statfs_meta m;
CheckLargeStackAllocation(&m, sizeof(m));
if ((rc = sys_statfs(path, &m)) != -1) {
statfs2cosmo(sf, &m);
if (!IsWindows()) {
if ((rc = sys_statfs(path, &m)) != -1) {
statfs2cosmo(sf, &m);
}
} else {
rc = sys_statfs_nt(path, sf);
}
STRACE("statfs(%#s, [%s]) → %d% m", path, DescribeStatfs(rc, sf));
return rc;