10 files changed, 152 insertions, 0 deletions
diff --git a/src/libc/include/sys/ioctl.h b/src/libc/include/sys/ioctl.h
new file mode 100644
index 0000000..708bc3f
--- /dev/null
+++ b/src/libc/include/sys/ioctl.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <errno.h> // only for ENOSYS
+
+#define TIOCGWINSZ 0
+struct winsize {
+	int ws_row, ws_col;
+};
+
+static inline int ioctl(int fd, int req, ...) {
+	(void)fd; (void)req;
+	errno = ENOSYS;
+	return -1;
+}
diff --git a/src/libc/include/sys/mman.h b/src/libc/include/sys/mman.h
new file mode 100644
index 0000000..074ebe2
--- /dev/null
+++ b/src/libc/include/sys/mman.h
@@ -0,0 +1,18 @@
+#pragma once
+#include <camellia/flags.h>
+#include <sys/types.h>
+
+#define MMAP_UNSUPPORTED 0xFFFF
+
+#define PROT_EXEC 1
+#define PROT_NONE MMAP_UNSUPPORTED
+#define PROT_READ 1
+#define PROT_WRITE 1
+
+#define MAP_FIXED MMAP_UNSUPPORTED
+#define MAP_PRIVATE 0
+#define MAP_SHARED MMAP_UNSUPPORTED
+#define MAP_ANONYMOUS 1
+
+void *mmap(void *addr, size_t len, int prot, int flags, int fd, off_t off);
+int munmap(void *addr, size_t len);
diff --git a/src/libc/include/sys/param.h b/src/libc/include/sys/param.h
new file mode 100644
index 0000000..e6c9d6f
--- /dev/null
+++ b/src/libc/include/sys/param.h
@@ -0,0 +1,2 @@
+#define MIN(a, b) ((a)<(b) ? (a):(b))
+#define MAX(a, b) ((a)<(b) ? (b):(a))
diff --git a/src/libc/include/sys/resource.h b/src/libc/include/sys/resource.h
new file mode 100644
index 0000000..4582ce0
--- /dev/null
+++ b/src/libc/include/sys/resource.h
@@ -0,0 +1,2 @@
+#pragma once
+struct rusage {};
diff --git a/src/libc/include/sys/stat.h b/src/libc/include/sys/stat.h
new file mode 100644
index 0000000..343db55
--- /dev/null
+++ b/src/libc/include/sys/stat.h
@@ -0,0 +1,70 @@
+#pragma once
+#include <bits/panic.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <time.h> // struct timespec
+#include <errno.h> // only for ENOSYS
+
+struct stat {
+	dev_t st_dev;
+	ino_t st_ino;
+	mode_t st_mode;
+	nlink_t st_nlink;
+	uid_t st_uid;
+	gid_t st_gid;
+	dev_t st_rdev;
+	off_t st_size;
+	blksize_t st_blksize;
+	blkcnt_t st_blocks;
+
+	struct timespec st_atim;
+	struct timespec st_mtim;
+	struct timespec st_ctim;
+
+#define st_atime st_atim.tv_sec
+#define st_mtime st_mtim.tv_sec
+#define st_ctime st_ctim.tv_sec
+};
+
+#define S_IFMT  0170000
+#define S_IFSOCK 0140000
+#define S_IFLNK 0120000
+#define S_IFREG 0100000
+#define S_IFBLK 0060000
+#define S_IFDIR 0040000
+#define S_IFCHR 0020000
+#define S_IFIFO 0010000
+#define S_ISUID 04000
+#define S_ISGID 02000
+#define S_ISVTX 01000
+
+/* inode(7) */
+#define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
+#define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
+#define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
+#define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
+#define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
+#define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
+#define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
+
+int fstat(int fd, struct stat *sb);
+int stat(const char *restrict path, struct stat *restrict sb);
+int lstat(const char *restrict path, struct stat *restrict sb);
+int mkdir(const char *path, mode_t mode);
+
+static inline mode_t umask(mode_t mask) {
+	(void)mask;
+	__libc_panic("unimplemented");
+}
+
+static inline int chmod(const char *path, mode_t mode) {
+	(void)path; (void)mode;
+	errno = ENOSYS;
+	return -1;
+}
+
+static inline int mknod(const char *path, mode_t mode, dev_t dev) {
+	(void)path; (void)mode; (void)dev;
+	errno = ENOSYS;
+	return -1;
+}
diff --git a/src/libc/include/sys/sysmacros.h b/src/libc/include/sys/sysmacros.h
new file mode 100644
index 0000000..30e0efd
--- /dev/null
+++ b/src/libc/include/sys/sysmacros.h
@@ -0,0 +1,3 @@
+#define makedev(maj, min) 0
+#define major(x) 0
+#define minor(x) 0
diff --git a/src/libc/include/sys/time.h b/src/libc/include/sys/time.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/libc/include/sys/time.h
diff --git a/src/libc/include/sys/times.h b/src/libc/include/sys/times.h
new file mode 100644
index 0000000..4a8d3ef
--- /dev/null
+++ b/src/libc/include/sys/times.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <bits/panic.h>
+
+struct tms {
+	clock_t tms_utime;
+	clock_t tms_stime;
+	clock_t tms_cutime;
+	clock_t tms_cstime;
+};
+
+static inline clock_t times(struct tms *buf) {
+	__libc_panic("unimplemented");
+}
diff --git a/src/libc/include/sys/types.h b/src/libc/include/sys/types.h
new file mode 100644
index 0000000..faf656a
--- /dev/null
+++ b/src/libc/include/sys/types.h
@@ -0,0 +1,18 @@
+#pragma once
+#include <stddef.h>
+#include <stdint.h>
+
+typedef long long off_t;
+typedef int64_t time_t;
+typedef uint64_t clock_t;
+typedef int mode_t;
+
+typedef int dev_t;
+typedef int ino_t;
+typedef int mode_t;
+typedef int nlink_t;
+typedef int uid_t;
+typedef int gid_t;
+typedef int blksize_t;
+typedef int blkcnt_t;
+typedef int pid_t;
diff --git a/src/libc/include/sys/wait.h b/src/libc/include/sys/wait.h
new file mode 100644
index 0000000..cff407e
--- /dev/null
+++ b/src/libc/include/sys/wait.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <sys/types.h>
+
+#define WIFSTOPPED(x) 0
+#define WEXITSTATUS(x) ((x)&0xFF)
+#define WIFEXITED(x) 1
+#define WSTOPSIG(x) 0
+#define WTERMSIG(x) 0
+
+#define WNOHANG 0
+#define WUNTRACED 0
+
+pid_t wait3(int *wstatus, int opts, struct rusage *rusage);