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

tool/net/fetch.inc

@@ -26,8 +26,8 @@ static int LuaFetch(lua_State *L) {
   char *key, *val, *hdr;
   size_t keylen, vallen;
   size_t urlarglen, requestlen, paylen, bodylen;
-  size_t g, i, n, hdrsize;
-  int numredirects = 0, maxredirects = 5;
+  size_t g, n, hdrsize;
+  int imethod, numredirects = 0, maxredirects = 5;
   bool followredirect = true;
   struct addrinfo hints = {.ai_family = AF_INET,
                            .ai_socktype = SOCK_STREAM,
@@ -44,7 +44,12 @@ static int LuaFetch(lua_State *L) {
     body = luaL_optlstring(L, -1, "", &bodylen);
     lua_getfield(L, 2, "method");
     // use GET by default if no method is provided
-    method = strtoupper(luaL_optstring(L, -1, kHttpMethod[kHttpGet]));
+    method = luaL_optstring(L, -1, kHttpMethod[kHttpGet]);
+    if ((imethod = GetHttpMethod(method, -1))) {
+      method = kHttpMethod[imethod];
+    } else {
+      return LuaNilError(L, "bad method");
+    }
     lua_getfield(L, 2, "followredirect");
     if (lua_isboolean(L, -1)) followredirect = lua_toboolean(L, -1);
     lua_getfield(L, 2, "maxredirects");