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-rw-r--r--src/user/lib/fcntl.c12
-rw-r--r--src/user/lib/include/__errno.h6
-rw-r--r--src/user/lib/include/alloca.h3
-rw-r--r--src/user/lib/include/dirent.h20
-rw-r--r--src/user/lib/include/fcntl.h25
-rw-r--r--src/user/lib/include/limits.h1
-rw-r--r--src/user/lib/include/signal.h80
-rw-r--r--src/user/lib/include/stdlib.h3
-rw-r--r--src/user/lib/include/string.h2
-rw-r--r--src/user/lib/include/sys/resource.h2
-rw-r--r--src/user/lib/include/sys/stat.h16
-rw-r--r--src/user/lib/include/sys/time.h0
-rw-r--r--src/user/lib/include/sys/times.h13
-rw-r--r--src/user/lib/include/sys/types.h1
-rw-r--r--src/user/lib/include/sys/wait.h13
-rw-r--r--src/user/lib/include/termios.h0
-rw-r--r--src/user/lib/include/unistd.h21
-rw-r--r--src/user/lib/signal.c25
-rw-r--r--src/user/lib/stdlib.c11
-rw-r--r--src/user/lib/string/string.c12
-rw-r--r--src/user/lib/syswait.c8
-rw-r--r--src/user/lib/unistd.c73
22 files changed, 332 insertions, 15 deletions
diff --git a/src/user/lib/fcntl.c b/src/user/lib/fcntl.c
new file mode 100644
index 0000000..fcec545
--- /dev/null
+++ b/src/user/lib/fcntl.c
@@ -0,0 +1,12 @@
+#include <bits/panic.h>
+#include <fcntl.h>
+
+int open(const char *path, int flags, ...) {
+ (void)path; (void)flags;
+ __libc_panic("unimplemented");
+}
+
+int fcntl(int fd, int cmd, ...) {
+ (void)fd; (void)cmd;
+ __libc_panic("unimplemented");
+}
diff --git a/src/user/lib/include/__errno.h b/src/user/lib/include/__errno.h
index 559e588..f72fcf6 100644
--- a/src/user/lib/include/__errno.h
+++ b/src/user/lib/include/__errno.h
@@ -15,4 +15,10 @@ E( 12, "ECONNRESET")
E( 13, "EPIPE")
E(200, "EISDIR")
E(201, "ENAMETOOLONG")
+E(202, "ENOTDIR")
+E(203, "ELOOP")
+E(204, "ENOEXEC")
+E(205, "EINTR")
+E(206, "EWOULDBLOCK")
+E(207, "EEXIST")
#endif
diff --git a/src/user/lib/include/alloca.h b/src/user/lib/include/alloca.h
new file mode 100644
index 0000000..9c7641c
--- /dev/null
+++ b/src/user/lib/include/alloca.h
@@ -0,0 +1,3 @@
+#pragma once
+#include <stddef.h>
+void *alloca(size_t size);
diff --git a/src/user/lib/include/dirent.h b/src/user/lib/include/dirent.h
new file mode 100644
index 0000000..35ba1e9
--- /dev/null
+++ b/src/user/lib/include/dirent.h
@@ -0,0 +1,20 @@
+#pragma once
+#include <bits/panic.h>
+
+typedef struct DIR DIR;
+struct dirent {
+ ino_t d_ino;
+ char d_name[256]; /* NAME_MAX + 1 */
+};
+
+static inline DIR *opendir(const char *name) {
+ __libc_panic("unimplemented");
+}
+
+static inline int closedir(DIR *dir) {
+ __libc_panic("unimplemented");
+}
+
+static inline struct dirent *readdir(DIR *dir) {
+ __libc_panic("unimplemented");
+}
diff --git a/src/user/lib/include/fcntl.h b/src/user/lib/include/fcntl.h
index e69de29..6338d1f 100644
--- a/src/user/lib/include/fcntl.h
+++ b/src/user/lib/include/fcntl.h
@@ -0,0 +1,25 @@
+#pragma once
+
+#define F_SETFL 1
+#define F_GETFL 2
+#define F_DUPFD 3
+#define F_SETFD 4
+
+#define FD_CLOEXEC 1
+
+#define O_APPEND 0
+#define O_CREAT 0
+#define O_EXCL 0
+#define O_NONBLOCK 0
+#define O_RDONLY 0
+#define O_RDWR 0
+#define O_TRUNC 0
+#define O_WRONLY 0
+
+#define R_OK 1
+#define W_OK 2
+#define X_OK 4
+
+/* it can either take an additonal mode_t argument or none */
+int open(const char *path, int flags, ...);
+int fcntl(int fd, int cmd, ...);
diff --git a/src/user/lib/include/limits.h b/src/user/lib/include/limits.h
index 3d74ded..972553f 100644
--- a/src/user/lib/include/limits.h
+++ b/src/user/lib/include/limits.h
@@ -3,3 +3,4 @@
// #include_next <limits.h>
#define _POSIX2_RE_DUP_MAX 255
+#define NAME_MAX 255
diff --git a/src/user/lib/include/signal.h b/src/user/lib/include/signal.h
index b6e9677..dc722c3 100644
--- a/src/user/lib/include/signal.h
+++ b/src/user/lib/include/signal.h
@@ -1,18 +1,86 @@
#pragma once
+#include <bits/panic.h>
+#include <sys/types.h>
#include <errno.h> // only for ENOSYS
-#define SIGHUP 0
-#define SIGINT 0
-#define SIGQUIT 0
-#define SIGWINCH 0
+#define SIGHUP 1
+#define SIGINT 2
+#define SIGQUIT 3
+#define SIGILL 4
+#define SIGTRAP 5
+#define SIGABRT 6
+#define SIGFPE 8
+#define SIGKILL 9
+#define SIGSEGV 11
+#define SIGPIPE 13
+#define SIGALRM 14
+#define SIGTERM 15
+
+#define SIGCONT 16
+#define SIGPIPE 17
+#define SIGTSTP 18
+#define SIGTTIN 19
+#define SIGTTOU 20
+#define SIGWINCH 21
+#define SIGCHLD 22
+
+// idk
+#define NSIG 64
+
#define SIG_DFL 0
#define SIG_ERR 0
#define SIG_IGN 0
+#define SIG_SETMASK 0
typedef int sig_atomic_t;
+typedef struct {} sigset_t;
+typedef struct {} siginfo_t;
+extern const char *const sys_siglist[];
+
+struct sigaction {
+ void (*sa_handler)(int);
+ void (*sa_sigaction)(int, siginfo_t *, void *);
+ sigset_t sa_mask;
+ int sa_flags;
+ void (*sa_restorer)(void);
+};
+
+static inline int sigaction(int sig, const struct sigaction *act, struct sigaction *oldact) {
+ (void)sig; (void)act; (void)oldact;
+ __libc_panic("unimplemented");
+}
+
+static inline int sigemptyset(sigset_t *set) {
+ (void)set;
+ __libc_panic("unimplemented");
+}
+
+static inline int sigfillset(sigset_t *set) {
+ (void)set;
+ __libc_panic("unimplemented");
+}
+
+static inline int sigprocmask(int how, const sigset_t *set, const sigset_t *oldset) {
+ (void)how; (void)set; (void)oldset;
+ __libc_panic("unimplemented");
+}
+
+static inline int sigsuspend(const sigset_t *mask) {
+ (void)mask;
+ __libc_panic("unimplemented");
+}
static inline int signal(int sig, void (*func)(int)) {
(void)sig; (void)func;
- errno = ENOSYS;
- return SIG_ERR;
+ __libc_panic("unimplemented");
+}
+
+static inline int kill(pid_t pid, int sig) {
+ (void)pid; (void)sig;
+ __libc_panic("unimplemented");
+}
+
+static inline int raise(int sig) {
+ (void)sig;
+ __libc_panic("unimplemented");
}
diff --git a/src/user/lib/include/stdlib.h b/src/user/lib/include/stdlib.h
index 08362b1..ee9d179 100644
--- a/src/user/lib/include/stdlib.h
+++ b/src/user/lib/include/stdlib.h
@@ -26,6 +26,9 @@ int atoi(const char *s);
double atof(const char *s);
long strtol(const char *restrict s, char **restrict end, int base);
+long long strtoll(const char *restrict s, char **restrict end, int base);
unsigned long strtoul(const char *restrict s, char **restrict end, int base);
unsigned long long strtoull(const char *restrict s, char **restrict end, int base);
double strtod(const char *restrict s, char **restrict end);
+
+void qsort(void *base, size_t nmemb, size_t size, int (*cmp)(const void *a, const void *b));
diff --git a/src/user/lib/include/string.h b/src/user/lib/include/string.h
index 343664d..78bed9b 100644
--- a/src/user/lib/include/string.h
+++ b/src/user/lib/include/string.h
@@ -1,5 +1,6 @@
#pragma once
#include <shared/mem.h>
+#include <strings.h> /* work around bad include in dash */
char *strchr(const char *s, int c);
char *strrchr(const char *s, int c);
@@ -18,6 +19,7 @@ char *strstr(const char *s1, const char *s2);
char *strcpy(char *restrict s1, const char *restrict s2);
char *strncpy(char *restrict s1, const char *restrict s2, size_t n);
+char *stpncpy(char *restrict dst, const char *restrict src, size_t n);
char *strdup(const char *s);
char *strerror(int errnum);
diff --git a/src/user/lib/include/sys/resource.h b/src/user/lib/include/sys/resource.h
new file mode 100644
index 0000000..4582ce0
--- /dev/null
+++ b/src/user/lib/include/sys/resource.h
@@ -0,0 +1,2 @@
+#pragma once
+struct rusage {};
diff --git a/src/user/lib/include/sys/stat.h b/src/user/lib/include/sys/stat.h
index 9b9523c..26c8323 100644
--- a/src/user/lib/include/sys/stat.h
+++ b/src/user/lib/include/sys/stat.h
@@ -1,4 +1,5 @@
#pragma once
+#include <bits/panic.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <time.h> // struct timespec
@@ -33,6 +34,9 @@ struct stat {
#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)
@@ -49,6 +53,12 @@ static inline int fstat(int fd, struct stat *sb) {
return -1;
}
+static inline int stat(const char *restrict path, struct stat *restrict sb) {
+ (void)path; (void)sb;
+ errno = ENOSYS;
+ return -1;
+}
+
static inline int lstat(const char *restrict path, struct stat *restrict sb) {
(void)path; (void)sb;
errno = ENOSYS;
@@ -56,6 +66,12 @@ static inline 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;
diff --git a/src/user/lib/include/sys/time.h b/src/user/lib/include/sys/time.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/user/lib/include/sys/time.h
diff --git a/src/user/lib/include/sys/times.h b/src/user/lib/include/sys/times.h
new file mode 100644
index 0000000..4a8d3ef
--- /dev/null
+++ b/src/user/lib/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/user/lib/include/sys/types.h b/src/user/lib/include/sys/types.h
index 3b04988..faf656a 100644
--- a/src/user/lib/include/sys/types.h
+++ b/src/user/lib/include/sys/types.h
@@ -15,3 +15,4 @@ typedef int uid_t;
typedef int gid_t;
typedef int blksize_t;
typedef int blkcnt_t;
+typedef int pid_t;
diff --git a/src/user/lib/include/sys/wait.h b/src/user/lib/include/sys/wait.h
index e69de29..c71418c 100644
--- a/src/user/lib/include/sys/wait.h
+++ b/src/user/lib/include/sys/wait.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <sys/types.h>
+
+#define WIFSTOPPED(x) 0
+#define WEXITSTATUS(x) 0
+#define WIFEXITED(x) 0
+#define WSTOPSIG(x) 0
+#define WTERMSIG(x) 0
+
+#define WNOHANG 0
+#define WUNTRACED 0
+
+pid_t wait3(int *wstatus, int opts, struct rusage *rusage);
diff --git a/src/user/lib/include/termios.h b/src/user/lib/include/termios.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/user/lib/include/termios.h
diff --git a/src/user/lib/include/unistd.h b/src/user/lib/include/unistd.h
index 8c0eab0..005e79c 100644
--- a/src/user/lib/include/unistd.h
+++ b/src/user/lib/include/unistd.h
@@ -6,7 +6,10 @@
// TODO custom stdint.h, ssize_t doesn't belong here
typedef long long ssize_t;
+extern char **environ;
+
int fork(void);
+pid_t vfork(void);
int close(hid_t h);
_Noreturn void _exit(int);
@@ -17,13 +20,31 @@ int symlink(const char *path1, const char *path2);
int isatty(int fd);
int execv(const char *path, char *const argv[]);
+int execve(const char *path, char *const argv[], char *const envp[]);
int chdir(const char *path);
char *getcwd(char *buf, size_t size);
uid_t getuid(void);
+uid_t geteuid(void);
+gid_t getgid(void);
+gid_t getegid(void);
+
int chown(const char *path, uid_t owner, gid_t group);
+int setpgid(pid_t pid, pid_t pgid);
+pid_t tcgetpgrp(int fd);
+int tcsetpgrp(int fd, pid_t pgrp);
+pid_t getpgrp(void);
+pid_t getpid(void);
+pid_t getppid(void);
+
+int getgroups(int size, gid_t list[]);
+
+ssize_t read(int fd, void *buf, size_t count);
+ssize_t write(int fd, const void *buf, size_t count);
+int pipe(int pipefd[2]);
+int dup2(int oldfd, int newfd);
/* Converts a relative path to an absolute one, simplifying it if possible.
* If in == NULL - return the length of cwd. Doesn't include the trailing slash,
diff --git a/src/user/lib/signal.c b/src/user/lib/signal.c
new file mode 100644
index 0000000..0ec8b50
--- /dev/null
+++ b/src/user/lib/signal.c
@@ -0,0 +1,25 @@
+#include <bits/panic.h>
+#include <signal.h>
+
+const char *const sys_siglist[] = {
+ NULL,
+ "SIGHUP", /* 1 */
+ "SIGINT", /* 2 */
+ "SIGQUIT", /* 3 */
+ "SIGILL", /* 4 */
+ "SIGTRAP", /* 5 */
+ "SIGABRT", /* 6 */
+ "SIGFPE", /* 8 */
+ "SIGKILL", /* 9 */
+ "SIGSEGV", /* 11 */
+ "SIGPIPE", /* 13 */
+ "SIGALRM", /* 14 */
+ "SIGTERM", /* 15 */
+ "SIGCONT", /* 16 */
+ "SIGPIPE", /* 17 */
+ "SIGTSTP", /* 18 */
+ "SIGTTIN", /* 19 */
+ "SIGTTOU", /* 20 */
+ "SIGWINCH", /* 21 */
+ "SIGCHLD", /* 22 */
+};
diff --git a/src/user/lib/stdlib.c b/src/user/lib/stdlib.c
index 994521f..13745d1 100644
--- a/src/user/lib/stdlib.c
+++ b/src/user/lib/stdlib.c
@@ -121,6 +121,12 @@ long strtol(const char *restrict s, char **restrict end, int base) {
return n * sign;
}
+long long strtoll(const char *restrict s, char **restrict end, int base) {
+ int sign;
+ long long n = strton(s, end, base, &sign);
+ return n * sign;
+}
+
unsigned long strtoul(const char *restrict s, char **restrict end, int base) {
return strton(s, end, base, NULL);
}
@@ -133,3 +139,8 @@ double strtod(const char *restrict s, char **restrict end) {
(void)s; (void)end;
__libc_panic("unimplemented");
}
+
+void qsort(void *base, size_t nmemb, size_t size, int (*cmp)(const void *a, const void *b)) {
+ (void)base; (void)nmemb; (void)size; (void)cmp;
+ __libc_panic("unimplemented");
+}
diff --git a/src/user/lib/string/string.c b/src/user/lib/string/string.c
index 28ab523..68c4826 100644
--- a/src/user/lib/string/string.c
+++ b/src/user/lib/string/string.c
@@ -85,12 +85,16 @@ char *strcpy(char *restrict s1, const char *restrict s2) {
return s1;
}
-char *strncpy(char *restrict s1, const char *restrict s2, size_t n) {
+char *strncpy(char *restrict dst, const char *restrict src, size_t n) {
for (size_t i = 0; i < n; i++) {
- s1[i] = s2[i];
- if (s1[i] == '\0') return s1 + i; // TODO fill with null bytes
+ dst[i] = src[i];
+ if (dst[i] == '\0') return dst + i; // TODO fill with null bytes
}
- return s1 + n;
+ return dst;
+}
+
+char *stpncpy(char *restrict dst, const char *restrict src, size_t n) {
+ return stpncpy(dst, src, n) + n;
}
char *strdup(const char *s) {
diff --git a/src/user/lib/syswait.c b/src/user/lib/syswait.c
new file mode 100644
index 0000000..6389cb2
--- /dev/null
+++ b/src/user/lib/syswait.c
@@ -0,0 +1,8 @@
+#include <bits/panic.h>
+#include <sys/resource.h>
+#include <sys/wait.h>
+
+pid_t wait3(int *wstatus, int opts, struct rusage *rusage) {
+ (void)wstatus; (void)opts; (void)rusage;
+ __libc_panic("unimplemented");
+}
diff --git a/src/user/lib/unistd.c b/src/user/lib/unistd.c
index 4835238..28164e6 100644
--- a/src/user/lib/unistd.c
+++ b/src/user/lib/unistd.c
@@ -1,3 +1,4 @@
+#include <bits/panic.h>
#include <camellia.h>
#include <camellia/path.h>
#include <camellia/syscalls.h>
@@ -9,11 +10,17 @@
#include <elfload.h>
int errno = 0;
+char **environ = {NULL};
int fork(void) {
return _sys_fork(0, NULL);
}
+pid_t vfork(void) {
+ // TODO vfork is implemented improperly and will break stuff
+ return _sys_fork(0, NULL);
+}
+
int close(hid_t h) {
return _sys_close(h);
}
@@ -56,6 +63,10 @@ int isatty(int fd) {
int execv(const char *path, char *const argv[]) {
+ return execve(path, argv, NULL);
+}
+
+int execve(const char *path, char *const argv[], char *const envp[]) {
FILE *file = fopen(path, "e");
char hdr[4] = {0};
if (!file)
@@ -65,7 +76,7 @@ int execv(const char *path, char *const argv[]) {
fseek(file, 0, SEEK_SET);
if (!memcmp("\x7f""ELF", hdr, 4)) {
- elf_execf(file, (void*)argv, NULL);
+ elf_execf(file, (void*)argv, (void*)envp);
fclose(file);
} else if (!memcmp("#!", hdr, 2)) {
char buf[256];
@@ -74,7 +85,7 @@ int execv(const char *path, char *const argv[]) {
const char *argv [] = {buf, path, NULL};
char *endl = strchr(buf, '\n');
if (endl) *endl = '\0';
- execv(buf, (void*)argv);
+ execve(buf, (void*)argv, envp);
}
}
@@ -143,9 +154,10 @@ char *getcwd(char *buf, size_t capacity) {
return buf;
}
-uid_t getuid(void) {
- return 42;
-}
+uid_t getuid(void) { return 0; }
+uid_t geteuid(void) { return 0; }
+gid_t getgid(void) { return 0; }
+gid_t getegid(void) { return 0; }
int chown(const char *path, uid_t owner, gid_t group) {
(void)path; (void)owner; (void)group;
@@ -153,6 +165,57 @@ int chown(const char *path, uid_t owner, gid_t group) {
return -1;
}
+int setpgid(pid_t pid, pid_t pgid) {
+ (void)pid; (void)pgid;
+ __libc_panic("unimplemented");
+}
+
+pid_t tcgetpgrp(int fd) {
+ (void)fd;
+ __libc_panic("unimplemented");
+}
+
+int tcsetpgrp(int fd, pid_t pgrp) {
+ (void)fd; (void)pgrp;
+ __libc_panic("unimplemented");
+}
+
+pid_t getpgrp(void) {
+ __libc_panic("unimplemented");
+}
+
+pid_t getpid(void) {
+ __libc_panic("unimplemented");
+}
+
+pid_t getppid(void) {
+ __libc_panic("unimplemented");
+}
+
+int getgroups(int size, gid_t list[]) {
+ (void)size; (void)list;
+ __libc_panic("unimplemented");
+}
+
+ssize_t read(int fd, void *buf, size_t count) {
+ (void)fd; (void)buf; (void)count;
+ __libc_panic("unimplemented");
+}
+
+ssize_t write(int fd, const void *buf, size_t count) {
+ (void)fd; (void)buf; (void)count;
+ __libc_panic("unimplemented");
+}
+
+int pipe(int pipefd[2]) {
+ (void)pipefd;
+ __libc_panic("unimplemented");
+}
+
+int dup2(int oldfd, int newfd) {
+ (void)oldfd; (void)newfd;
+ __libc_panic("unimplemented");
+}
size_t absolutepath(char *out, const char *in, size_t size) {
const char *realcwd = getrealcwd();
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-22 15:01:33 +0000