syscalls: mkdirat and gethostname + uname stubs in mlibc

kernel-src/arch/x86-64/syscall.asm

@@ -26,6 +26,7 @@ extern syscall_isatty
 extern syscall_faccessat
 extern syscall_unlinkat
 extern syscall_ioctl
+extern syscall_mkdirat
 syscalltab:
 dq syscall_print
 dq syscall_mmap
@@ -54,7 +55,8 @@ dq syscall_isatty
 dq syscall_faccessat
 dq syscall_unlinkat
 dq syscall_ioctl
-syscallcount equ 27
+dq syscall_mkdirat
+syscallcount equ 28
 section .text
 global arch_syscall_entry
 ; on entry:

kernel-src/arch/x86-64/syscalllog.c

@@ -4,7 +4,7 @@
 
 #ifdef SYSCALL_LOGGING
 
-#define SYSCALL_COUNT 25
+#define SYSCALL_COUNT 28
 #define LOGSTR(x) arch_e9_puts(x)
 
 static char *name[] = {
@@ -33,7 +33,9 @@ static char *name[] = {
 	"pipe2",
 	"isatty",
 	"faccessat",
-	"unlinkat"
+	"unlinkat",
+	"ioctl",
+	"mkdirat"
 };
 
 static char *args[] = {
@@ -62,7 +64,9 @@ static char *args[] = {
 	"flags %d", // pipe2
 	"fd %d", // isatty
 	"dirfd %d pathname %s mode %d flags %d", // faccessat
-	"dirfd %d pathname %d flags %d" // unlinkat
+	"dirfd %d pathname %d flags %d", // unlinkat
+	"fd %d request %lu argument %d", // ioctl
+	"dirfd %d path %s mode %o" // mkdirat
 };
 
 #endif

kernel-src/fs/pipefs.c

@@ -238,6 +238,7 @@ static void ctor(scache_t *cache, void *obj) {
 	node->attr.inode = ++currentinode;
 	EVENT_INIT(&node->writeevent);
 	EVENT_INIT(&node->readevent);
+	node->vnode.type = V_TYPE_FIFO;
 }
 
 void pipefs_init() {

kernel-src/sys/syscalls/mkdirat.c

@@ -0,0 +1,62 @@
+#include <kernel/syscalls.h>
+#include <kernel/file.h>
+#include <kernel/vfs.h>
+#include <kernel/alloc.h>
+#include <kernel/abi.h>
+#include <arch/cpu.h>
+
+syscallret_t syscall_mkdirat(context_t *, int dirfd, const char *upath, mode_t mode) {
+	syscallret_t ret = {
+		.ret = -1
+	};
+
+	char *path = alloc(strlen(upath) + 1);
+	if (path == NULL) {
+		ret.errno = ENOMEM;
+		return ret;
+	}
+
+	// TODO safe strcopy
+	strcpy(path, upath);
+
+	vnode_t *dirnode = NULL;
+	file_t *file = NULL;
+	if (*path == '/') {
+		dirnode = sched_getroot();
+	} else if (dirfd == AT_FDCWD) {
+		dirnode = sched_getcwd();
+	} else {
+		file = fd_get(dirfd);
+		if (file == NULL) {
+			ret.errno = EBADF;
+			goto cleanup;
+		}
+
+		dirnode = file->vnode;
+
+		if (dirnode->type != V_TYPE_DIR) {
+			ret.errno = ENOTDIR;
+			goto cleanup;
+		}
+	}
+
+	vattr_t attr = {
+		.mode = mode,
+		.gid = _cpu()->thread->proc->cred.gid,
+		.uid = _cpu()->thread->proc->cred.uid
+	};
+
+	ret.errno = vfs_create(dirnode, path, &attr, V_TYPE_DIR, NULL);
+	ret.ret = ret.errno ? -1 : 0;
+
+	cleanup:
+
+	if (file)
+		fd_release(file);
+	else
+		VOP_RELEASE(dirnode);
+
+	free(path);
+
+	return ret;
+}

patches/mlibc/jinx-working-patch.patch

@@ -133,10 +133,10 @@ index 0000000..e5b087a
 +
 diff --git mlibc-workdir/sysdeps/astral/generic/generic.cpp mlibc-workdir/sysdeps/astral/generic/generic.cpp
 new file mode 100644
-index 0000000..8c06e96
+index 0000000..28f6942
 --- /dev/null
 +++ mlibc-workdir/sysdeps/astral/generic/generic.cpp
-@@ -0,0 +1,267 @@
+@@ -0,0 +1,295 @@
 +#include <bits/ensure.h>
 +#include <mlibc/debug.hpp>
 +#include <mlibc/all-sysdeps.hpp>
@@ -192,6 +192,34 @@ index 0000000..8c06e96
 +		return 0;
 +	}
 +
++	#define ASTRALHOSTNAME "astral"
++
++	int sys_gethostname(char *buffer, size_t bufsize) {
++		// TODO unstub
++		memcpy(buffer, ASTRALHOSTNAME, strlen(ASTRALHOSTNAME));
++		return 0;
++	}
++
++	int sys_uname(struct utsname *buf) {
++		// TODO unstub
++		memcpy(buf->sysname, "Astral", 7);
++		memcpy(buf->nodename, ASTRALHOSTNAME, strlen(ASTRALHOSTNAME)+1);
++		memcpy(buf->version, "rw-0.0.1", 9);
++		memcpy(buf->release, "Astral", 13);
++		memcpy(buf->machine, "x86_64", 7);
++		memcpy(buf->domainname, ASTRALHOSTNAME, strlen(ASTRALHOSTNAME)+1);
++		return 0;
++	}
++
++	int sys_mkdirat(int dirfd, const char *path, mode_t mode) {
++		long ret;
++		return syscall(SYSCALL_MKDIRAT, &ret, dirfd, (uint64_t)path, mode);
++	}
++
++	int sys_mkdir(const char *path, mode_t mode) {
++		return sys_mkdirat(AT_FDCWD, path, mode);
++	}
++
 +	int sys_ioctl(int fd, unsigned long request, void *arg, int *result) {
 +		long ret;
 +		long err = syscall(SYSCALL_IOCTL, &ret, fd, request, (uint64_t)arg);
@@ -423,10 +451,10 @@ index 0000000..990eca0
 +#endif
 diff --git mlibc-workdir/sysdeps/astral/include/astral/syscall.h mlibc-workdir/sysdeps/astral/include/astral/syscall.h
 new file mode 100644
-index 0000000..294c8ab
+index 0000000..a569d38
 --- /dev/null
 +++ mlibc-workdir/sysdeps/astral/include/astral/syscall.h
-@@ -0,0 +1,50 @@
+@@ -0,0 +1,51 @@
 +#ifndef _SYSCALL_H_INCLUDE
 +#define _SYSCALL_H_INCLUDE
 +
@@ -457,6 +485,7 @@ index 0000000..294c8ab
 +#define SYSCALL_FACCESSAT 24
 +#define SYSCALL_UNLINKAT 25
 +#define SYSCALL_IOCTL 26
++#define SYSCALL_MKDIRAT 27
 +
 +#include <stddef.h>
 +#include <stdint.h>

patches/neofetch/jinx-working-patch.patch

@@ -0,0 +1,44 @@
+diff -ruN neofetch-clean/neofetch neofetch/neofetch
+--- neofetch-clean/neofetch	2022-10-11 23:41:56.059897155 -0300
++++ neofetch/neofetch	2022-10-11 23:46:14.506561675 -0300
+@@ -929,6 +929,7 @@
+         AIX)      os=AIX ;;
+         IRIX*)    os=IRIX ;;
+         FreeMiNT) os=FreeMiNT ;;
++	Astral) os=Astral ;;
+ 
+         Linux|GNU*)
+             os=Linux
+@@ -954,6 +955,7 @@
+     [[ $distro ]] && return
+ 
+     case $os in
++    	Astral) distro=Astral;;
+         Linux|BSD|MINIX)
+             if [[ -f /bedrock/etc/bedrock-release && $PATH == */bedrock/cross/* ]]; then
+                 case $distro_shorthand in
+@@ -5288,6 +5290,24 @@
+     #
+     # $ascii_distro is the same as $distro.
+     case $(trim "$ascii_distro") in
++    	"Astral"*)
++            set_colors 4 7
++            read -rd '' ascii_data <<'EOF'
++
++${c2}                      .::.
++                   .:'  .:
++    *    ${c1}MMM8&&${c2}.::'  .:'
++       ${c1}MMMM${c2}.::'${c1}&&${c2}  .:'
++      ${c1}MM${c2}..:'${c1}88&&&&&&
++     ${c1}M${c2}.:'${c1}MM88&&&&&&
++    ${c2}.:'${c1}MMMM88&&&&&&       ${c2}*
++  ${c2}.:'  ${c1}MMMMM88&&&&
++${c2}.:' * .:'${c1}MMM8&&&'
++${c2}:'  .:'
++${c2}'::'                *
++
++EOF
++	;;
+         "AIX"*)
+             set_colors 2 7
+             read -rd '' ascii_data <<'EOF'