Make improvements

- You can now run `make -j8 toolchain` on Windows
- You can now run `make -j` on MacOS ARM64 and BSD OSes
- You can now use our Emacs dev environment on MacOS/Windows
- Fix bug where the x16 register was being corrupted by --ftrace
- The programs under build/bootstrap/ are updated as fat binaries
- The Makefile now explains how to download cosmocc-0.0.12 toolchain
- The build scripts under bin/ now support "cosmo" branded toolchains
- stat() now goes faster on Windows (shaves 100ms off `make` latency)
- Code cleanup and added review on the Windows signal checking code
- posix_spawnattr_setrlimit() now works around MacOS ARM64 bugs
- Landlock Make now favors posix_spawn() on non-Linux/OpenBSD
- posix_spawn() now has better --strace logging on Windows
- fstatat() can now avoid EACCES in more cases on Windows
- fchmod() can now change the readonly bit on Windows
This commit is contained in:
Justine Tunney 2023-10-14 20:57:15 -07:00
parent 06c6baaf50
commit c9fecf3a55
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
109 changed files with 1188 additions and 454 deletions

View file

@ -21,6 +21,8 @@
#include "libc/macros.internal.h"
#include "libc/proc/posix_spawn.h"
#include "libc/proc/posix_spawn.internal.h"
#include "libc/stdio/sysparam.h"
#include "libc/sysv/consts/rlim.h"
/**
* Gets resource limit for spawned process.
@ -31,7 +33,7 @@
*/
int posix_spawnattr_getrlimit(const posix_spawnattr_t *attr, int resource,
struct rlimit *rlim) {
if ((0 <= resource && resource < ARRAYLEN((*attr)->rlim))) {
if (0 <= resource && resource < MIN(RLIM_NLIMITS, ARRAYLEN((*attr)->rlim))) {
if (((*attr)->rlimset & (1u << resource))) {
*rlim = (*attr)->rlim[resource];
return 0;