bootstrap: update mlibc

Signed-off-by: Anhad Singh <andypythonappdeveloper@gmail.com>

Author: Andy-Python-Programmer

bootstrap.yml

@@ -51,7 +51,7 @@ sources:
 
   - name: mlibc
     subdir: 'bundled'
-    git: 'https://github.com/managarm/mlibc'
+    git: 'https://github.com/aero-os/mlibc'
     branch: 'master'
 
   - name: tzcode

patches/mlibc/mlibc.patch

@@ -25,23 +25,6 @@ index fdd60a0..9f811f4 100644
  .vscode
 +# clangd cache files:
 +.cache
-diff --git a/options/ansi/generic/stdlib-stubs.cpp b/options/ansi/generic/stdlib-stubs.cpp
-index c33dfba..ec8baa4 100644
---- a/options/ansi/generic/stdlib-stubs.cpp
-+++ b/options/ansi/generic/stdlib-stubs.cpp
-@@ -396,8 +396,10 @@ int mbtowc(wchar_t *__restrict wc, const char *__restrict mb, size_t max_size) {
- 			mlibc::code_seq<wchar_t> wseq{wc, wc + 1};
- 			mlibc::code_seq<const char> nseq{mb, mb + max_size};
- 			auto e = cc->decode_wtranscode(nseq, wseq, mbtowc_state);
--			if (e != mlibc::charcode_error::null)
--				__ensure(!"decode_wtranscode() errors are not handled");
-+			if (e != mlibc::charcode_error::null) {
-+				errno = EILSEQ;
-+				return -1;
-+			}
- 
- 			return nseq.it - mb;
- 		} else {
 diff --git a/options/glibc/generic/execinfo.cpp b/options/glibc/generic/execinfo.cpp
 index 3474615..10a2109 100644
 --- a/options/glibc/generic/execinfo.cpp
@@ -71,196 +54,4 @@ index 003a162..ab01a7a 100644
 +constexpr bool logBaseAddresses = true;
  constexpr bool logRpath = false;
  constexpr bool eagerBinding = true;
- 
-diff --git a/sysdeps/aero/generic/aero.cpp b/sysdeps/aero/generic/aero.cpp
-index 6eeb980..e6bd277 100644
---- a/sysdeps/aero/generic/aero.cpp
-+++ b/sysdeps/aero/generic/aero.cpp
-@@ -176,13 +176,6 @@ int sys_kill(int pid, int sig) {
-     return 0;
- }
- 
--int sys_getpgid(pid_t pid, pid_t *pgid) {
--    mlibc::infoLogger() << "sys_getpgid() is unimplemented" << frg::endlog;
--    *pgid = 0;
--
--    return 0;
--}
--
- int sys_clock_get(int clock, time_t *secs, long *nanos) {
-     struct timespec ts;
-     auto result = syscall(SYS_GETTIME, clock, &ts);
-@@ -239,6 +232,21 @@ int sys_sleep(time_t *sec, long *nanosec) {
-     return 0;
- }
- 
-+pid_t sys_getpgid(pid_t pid, pid_t *pgid) {
-+    auto ret = syscall(SYS_GETPGID, pid);
-+    if(int e = sc_error(ret); e)
-+        return e;
-+    *pgid = ret;
-+    return 0;
-+}
-+
-+int sys_setpgid(pid_t pid, pid_t pgid) {
-+    auto ret = syscall(SYS_SETPGID, pid, pgid);
-+    if(int e = sc_error(ret); e)
-+		return e;
-+	return 0;
-+}
-+
- uid_t sys_getuid() {
-     mlibc::infoLogger() << "mlibc: sys_setuid is a stub" << frg::endlog;
-     return 0;
-@@ -250,7 +258,10 @@ uid_t sys_geteuid() {
- }
- 
- int sys_setsid(pid_t *sid) {
--    mlibc::infoLogger() << "mlibc: sys_setsid is a stub" << frg::endlog;
-+    auto ret = syscall(SYS_SETSID);
-+    if(int e = sc_error(ret); e)
-+        return e;
-+    *sid = ret;
-     return 0;
- }
- 
-diff --git a/sysdeps/aero/generic/filesystem.cpp b/sysdeps/aero/generic/filesystem.cpp
-index a2c483b..fa5a369 100644
---- a/sysdeps/aero/generic/filesystem.cpp
-+++ b/sysdeps/aero/generic/filesystem.cpp
-@@ -155,14 +155,16 @@ int sys_tcgetattr(int fd, struct termios *attr) {
- }
- 
- int sys_tcsetattr(int fd, int optional_action, const struct termios *attr) {
--    if (optional_action)
--        mlibc::infoLogger()
--            << "mlibc: warning: sys_tcsetattr ignores optional_action"
--            << frg::endlog;
-+    int req;
- 
--    int result;
-+    switch (optional_action) {
-+		case TCSANOW: req = TCSETS; break;
-+		case TCSADRAIN: req = TCSETSW; break;
-+		case TCSAFLUSH: req = TCSETSF; break;
-+		default: return EINVAL;
-+	}
- 
--    if (int e = sys_ioctl(fd, TCSETSF, (void *)attr, &result); e)
-+    if (int e = sys_ioctl(fd, req, (void *)attr, NULL); e)
-         return e;
- 
-     return 0;
-@@ -178,9 +180,7 @@ int sys_mkdir(const char *path, mode_t) {
-     return 0;
- }
- 
--int sys_rmdir(const char *path) UNIMPLEMENTED("sys_rmdir")
--
--    int sys_link(const char *srcpath, const char *destpath) {
-+int sys_link(const char *srcpath, const char *destpath) {
-     auto result =
-         syscall(SYS_LINK, srcpath, strlen(srcpath), destpath, strlen(destpath));
- 
-@@ -191,14 +191,15 @@ int sys_rmdir(const char *path) UNIMPLEMENTED("sys_rmdir")
-     return 0;
- }
- 
--int sys_unlinkat(int fd, const char *path, int flags) {
--    auto result = syscall(SYS_UNLINK, fd, path, strlen(path), flags);
--
--    if (result < 0) {
--        return -result;
--    }
-+int sys_rmdir(const char *path) {
-+    return sys_unlinkat(AT_FDCWD, path, AT_REMOVEDIR);
-+}
- 
--    return 0;
-+int sys_unlinkat(int fd, const char *path, int flags) {
-+	auto ret = syscall(SYS_UNLINK, fd, path, strlen(path), flags);
-+	if (int e = sc_error(ret); e)
-+		return e;
-+	return 0;
- }
- 
- struct aero_dir_entry {
-diff --git a/sysdeps/aero/generic/sockets.cpp b/sysdeps/aero/generic/sockets.cpp
-index 4db9956..4cb3ee8 100644
---- a/sysdeps/aero/generic/sockets.cpp
-+++ b/sysdeps/aero/generic/sockets.cpp
-@@ -5,7 +5,11 @@
- #include <abi-bits/errno.h>
- 
- #include <aero/syscall.h>
-+
-+#include <unistd.h>
- #include <stdint.h>
-+#include <net/if.h>
-+#include <sys/ioctl.h>
- 
- namespace {
- 
-@@ -210,10 +214,31 @@ int sys_setsockopt(int fd, int layer, int number, const void *buffer,
-                             << frg::endlog;
-         return 0;
-     } else {
--        mlibc::panicLogger()
-+        mlibc::infoLogger()
-             << "\e[31mmlibc: Unexpected setsockopt() call, layer: " << layer
-             << " number: " << number << "\e[39m" << frg::endlog;
--        __builtin_unreachable();
-+        return 0;
-     }
- }
-+
-+int sys_if_nametoindex(const char *name, unsigned int *ret) {
-+    int fd = 0;
-+
-+    // TODO(andypython): is the SOCK_CLOEXEC flag required in this case?
-+    int r = sys_socket(AF_INET, SOCK_DGRAM, AF_UNSPEC, &fd);
-+    if (r)
-+        return r;
-+
-+    struct ifreq ifr;
-+    strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
-+
-+    r = sys_ioctl(fd, SIOCGIFINDEX, &ifr, NULL);
-+    close(fd);
-+
-+    if (r)
-+        return r;
-+
-+    *ret = ifr.ifr_ifindex;
-+    return 0;
-+}
- } // namespace mlibc
-diff --git a/sysdeps/aero/include/aero/syscall.h b/sysdeps/aero/include/aero/syscall.h
-index aa642e5..d8bf99e 100644
---- a/sysdeps/aero/include/aero/syscall.h
-+++ b/sysdeps/aero/include/aero/syscall.h
-@@ -75,6 +75,10 @@
- #define SYS_RENAME 68
- #define SYS_MPROTECT 69
- #define SYS_SOCK_SEND 70
-+#define SYS_TRACE 71
-+#define SYS_SETPGID 72
-+#define SYS_SETSID 73
-+#define SYS_GETPGID 74
- 
- // Invalid syscall used to trigger a log error in the kernel (as a hint)
- // so, that we can implement the syscall in the kernel.
-@@ -217,4 +221,10 @@ __attribute__((__always_inline__)) static inline long syscall(sc_word_t call,
-                                                           T... args) {
-     return _syscall(call, sc_cast(args)...);
- }
-+
-+inline int sc_error(long ret) {
-+    if (ret < 0)
-+        return -ret;
-+    return 0;
-+}
- #endif // SYSCALL_H
--- 
-2.40.1