Make fixes and improvements

- Invent iso8601us() for faster timestamps
- Improve --strace descriptions of sigset_t
- Rebuild the Landlock Make bootstrap binary
- Introduce MODE=sysv for non-Windows builds
- Permit OFD fcntl() locks under pledge(flock)
- redbean can now protect your kernel from ddos
- Have vfork() fallback to sys_fork() not fork()
- Change kmalloc() to not die when out of memory
- Improve documentation for some termios functions
- Rewrite putenv() and friends to conform to POSIX
- Fix linenoise + strace verbosity issue on Windows
- Fix regressions in our ability to show backtraces
- Change redbean SetHeader() to no-op if value is nil
- Improve fcntl() so SQLite locks work in non-WAL mode
- Remove some unnecessary work during fork() on Windows
- Create redbean-based SSL reverse proxy for IPv4 TurfWar
- Fix ape/apeinstall.sh warning when using non-bash shells
- Add ProgramTrustedIp(), and IsTrustedIp() APIs to redbean
- Support $PWD, $UID, $GID, and $EUID in command interpreter
- Introduce experimental JTqFpD APE prefix for non-Windows builds
- Invent blackhole daemon for firewalling IP addresses via UNIX named socket
- Add ProgramTokenBucket(), AcquireToken(), and CountTokens() APIs to redbean

libc/runtime/enable_threads.c

@@ -19,8 +19,10 @@
 #include "ape/sections.internal.h"
 #include "libc/assert.h"
 #include "libc/calls/calls.h"
+#include "libc/calls/struct/sigset.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/intrin/strace.internal.h"
+#include "libc/runtime/morph.h"
 #include "libc/runtime/runtime.h"
 #include "libc/thread/tls.h"
 
@@ -30,7 +32,8 @@ extern int __threadcalls_start[];
 #pragma weak __threadcalls_end
 
 static privileged dontinline void FixupLockNops(void) {
-  __morph_begin();
+  sigset_t mask;
+  __morph_begin(&mask);
   /*
    * _NOPL("__threadcalls", func)
    *
@@ -54,7 +57,7 @@ static privileged dontinline void FixupLockNops(void) {
     _base[*p + 1] = 0x67;
     _base[*p + 2] = 0xe8;
   }
-  __morph_end();
+  __morph_end(&mask);
 }
 
 void __enable_threads(void) {