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Merge remote-tracking branch 'upstream/master' into os2_linux

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This commit is contained in:
Jason Kercher
2022-03-10 09:34:48 -05:00
parent bad295cf69 dc8d28c383
commit b91c0ec715
171 changed files with 8247 additions and 3661 deletions
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core/os/dir_openbsd.odin
+71
View File
@@ -0,0 +1,71 @@
package os
import "core:strings"
import "core:mem"
read_dir :: proc(fd: Handle, n: int, allocator := context.allocator) -> (fi: []File_Info, err: Errno) {
dirp: Dir
dirp, err = _fdopendir(fd)
if err != ERROR_NONE {
return
}
defer _closedir(dirp)
// XXX OpenBSD
dirpath: string
dirpath, err = absolute_path_from_handle(fd)
if err != ERROR_NONE {
return
}
defer delete(dirpath)
n := n
size := n
if n <= 0 {
n = -1
size = 100
}
dfi := make([dynamic]File_Info, 0, size, allocator)
for {
entry: Dirent
end_of_stream: bool
entry, err, end_of_stream = _readdir(dirp)
if err != ERROR_NONE {
for fi_ in dfi {
file_info_delete(fi_, allocator)
}
delete(dfi)
return
} else if end_of_stream {
break
}
fi_: File_Info
filename := cast(string)(transmute(cstring)mem.Raw_Cstring{ data = &entry.name[0] })
if filename == "." || filename == ".." {
continue
}
fullpath := strings.join( []string{ dirpath, filename }, "/", context.temp_allocator)
defer delete(fullpath, context.temp_allocator)
fi_, err = stat(fullpath, allocator)
if err != ERROR_NONE {
for fi__ in dfi {
file_info_delete(fi__, allocator)
}
delete(dfi)
return
}
append(&dfi, fi_)
}
return dfi[:], ERROR_NONE
}
core/os/file_windows.odin
+17 -6
View File
@@ -106,19 +106,23 @@ read_console :: proc(handle: win32.HANDLE, b: []byte) -> (n: int, err: Errno) {
BUF_SIZE :: 386
buf16: [BUF_SIZE]u16
buf8: [4*BUF_SIZE]u8
for n < len(b) && err == 0 {
max_read := u32(min(BUF_SIZE, len(b)/4))
min_read := max(len(b)/4, 1 if len(b) > 0 else 0)
max_read := u32(min(BUF_SIZE, min_read))
if max_read == 0 {
break
}
single_read_length: u32
ok := win32.ReadConsoleW(handle, &buf16[0], max_read, &single_read_length, nil)
if !ok {
err = Errno(win32.GetLastError())
}
buf8_len := utf16.decode_to_utf8(buf8[:], buf16[:single_read_length])
src := buf8[:buf8_len]
ctrl_z := false
for i := 0; i < len(src) && n+i < len(b); i += 1 {
x := src[i]
@@ -129,9 +133,16 @@ read_console :: proc(handle: win32.HANDLE, b: []byte) -> (n: int, err: Errno) {
b[n] = x
n += 1
}
if ctrl_z || single_read_length < len(buf16) {
if ctrl_z || single_read_length < max_read {
break
}
// NOTE(bill): if the last two values were a newline, then it is expected that
// this is the end of the input
if n >= 2 && single_read_length == max_read && string(b[n-2:n]) == "\r\n" {
break
}
}
return
core/os/os_darwin.odin
+12 -2
View File
@@ -313,6 +313,7 @@ foreign libc {
@(link_name="getenv") _unix_getenv :: proc(cstring) -> cstring ---
@(link_name="getcwd") _unix_getcwd :: proc(buf: cstring, len: c.size_t) -> cstring ---
@(link_name="chdir") _unix_chdir :: proc(buf: cstring) -> c.int ---
@(link_name="mkdir") _unix_mkdir :: proc(buf: cstring, mode: u32) -> c.int ---
@(link_name="realpath") _unix_realpath :: proc(path: cstring, resolved_path: rawptr) -> rawptr ---
@(link_name="strerror") _darwin_string_error :: proc(num : c.int) -> cstring ---
@@ -344,9 +345,8 @@ get_last_error_string :: proc() -> string {
}
open :: proc(path: string, flags: int = O_RDWR, mode: int = 0) -> (Handle, Errno) {
cstr := strings.clone_to_cstring(path)
cstr := strings.clone_to_cstring(path, context.temp_allocator)
handle := _unix_open(cstr, i32(flags), u16(mode))
delete(cstr)
if handle == -1 {
return INVALID_HANDLE, 1
}
@@ -670,7 +670,17 @@ set_current_directory :: proc(path: string) -> (err: Errno) {
return ERROR_NONE
}
make_directory :: proc(path: string, mode: u32 = 0o775) -> Errno {
path_cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_mkdir(path_cstr, mode)
if res == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
exit :: proc "contextless" (code: int) -> ! {
runtime._cleanup_runtime_contextless()
_unix_exit(i32(code))
}
core/os/os_freebsd.odin
+273 -279
View File
@@ -7,149 +7,149 @@ import "core:runtime"
import "core:strings"
import "core:c"
Handle :: distinct i32;
File_Time :: distinct u64;
Errno :: distinct i32;
Syscall :: distinct i32;
Handle :: distinct i32
File_Time :: distinct u64
Errno :: distinct i32
Syscall :: distinct i32
INVALID_HANDLE :: ~Handle(0);
INVALID_HANDLE :: ~Handle(0)
ERROR_NONE: Errno : 0;
EPERM: Errno : 1;
ENOENT: Errno : 2;
ESRCH: Errno : 3;
EINTR: Errno : 4;
EIO: Errno : 5;
ENXIO: Errno : 6;
E2BIG: Errno : 7;
ENOEXEC: Errno : 8;
EBADF: Errno : 9;
ECHILD: Errno : 10;
EBEADLK: Errno : 11;
ENOMEM: Errno : 12;
EACCESS: Errno : 13;
EFAULT: Errno : 14;
ENOTBLK: Errno : 15;
EBUSY: Errno : 16;
EEXIST: Errno : 17;
EXDEV: Errno : 18;
ENODEV: Errno : 19;
ENOTDIR: Errno : 20;
EISDIR: Errno : 21;
EINVAL: Errno : 22;
ENFILE: Errno : 23;
EMFILE: Errno : 24;
ENOTTY: Errno : 25;
ETXTBSY: Errno : 26;
EFBIG: Errno : 27;
ENOSPC: Errno : 28;
ESPIPE: Errno : 29;
EROFS: Errno : 30;
EMLINK: Errno : 31;
EPIPE: Errno : 32;
EDOM: Errno : 33;
ERANGE: Errno : 34; /* Result too large */
EAGAIN: Errno : 35;
EINPROGRESS: Errno : 36;
EALREADY: Errno : 37;
ENOTSOCK: Errno : 38;
EDESTADDRREQ: Errno : 39;
EMSGSIZE: Errno : 40;
EPROTOTYPE: Errno : 41;
ENOPROTOOPT: Errno : 42;
EPROTONOSUPPORT: Errno : 43;
ESOCKTNOSUPPORT: Errno : 44;
EOPNOTSUPP: Errno : 45;
EPFNOSUPPORT: Errno : 46;
EAFNOSUPPORT: Errno : 47;
EADDRINUSE: Errno : 48;
EADDRNOTAVAIL: Errno : 49;
ENETDOWN: Errno : 50;
ENETUNREACH: Errno : 51;
ENETRESET: Errno : 52;
ECONNABORTED: Errno : 53;
ECONNRESET: Errno : 54;
ENOBUFS: Errno : 55;
EISCONN: Errno : 56;
ENOTCONN: Errno : 57;
ESHUTDOWN: Errno : 58;
ETIMEDOUT: Errno : 60;
ECONNREFUSED: Errno : 61;
ELOOP: Errno : 62;
ENAMETOOLING: Errno : 63;
EHOSTDOWN: Errno : 64;
EHOSTUNREACH: Errno : 65;
ENOTEMPTY: Errno : 66;
EPROCLIM: Errno : 67;
EUSERS: Errno : 68;
EDQUOT: Errno : 69;
ESTALE: Errno : 70;
EBADRPC: Errno : 72;
ERPCMISMATCH: Errno : 73;
EPROGUNAVAIL: Errno : 74;
EPROGMISMATCH: Errno : 75;
EPROCUNAVAIL: Errno : 76;
ENOLCK: Errno : 77;
ENOSYS: Errno : 78;
EFTYPE: Errno : 79;
EAUTH: Errno : 80;
ENEEDAUTH: Errno : 81;
EIDRM: Errno : 82;
ENOMSG: Errno : 83;
EOVERFLOW: Errno : 84;
ECANCELED: Errno : 85;
EILSEQ: Errno : 86;
ENOATTR: Errno : 87;
EDOOFUS: Errno : 88;
EBADMSG: Errno : 89;
EMULTIHOP: Errno : 90;
ENOLINK: Errno : 91;
EPROTO: Errno : 92;
ENOTCAPABLE: Errno : 93;
ECAPMODE: Errno : 94;
ENOTRECOVERABLE: Errno : 95;
EOWNERDEAD: Errno : 96;
ERROR_NONE: Errno : 0
EPERM: Errno : 1
ENOENT: Errno : 2
ESRCH: Errno : 3
EINTR: Errno : 4
EIO: Errno : 5
ENXIO: Errno : 6
E2BIG: Errno : 7
ENOEXEC: Errno : 8
EBADF: Errno : 9
ECHILD: Errno : 10
EBEADLK: Errno : 11
ENOMEM: Errno : 12
EACCESS: Errno : 13
EFAULT: Errno : 14
ENOTBLK: Errno : 15
EBUSY: Errno : 16
EEXIST: Errno : 17
EXDEV: Errno : 18
ENODEV: Errno : 19
ENOTDIR: Errno : 20
EISDIR: Errno : 21
EINVAL: Errno : 22
ENFILE: Errno : 23
EMFILE: Errno : 24
ENOTTY: Errno : 25
ETXTBSY: Errno : 26
EFBIG: Errno : 27
ENOSPC: Errno : 28
ESPIPE: Errno : 29
EROFS: Errno : 30
EMLINK: Errno : 31
EPIPE: Errno : 32
EDOM: Errno : 33
ERANGE: Errno : 34 /* Result too large */
EAGAIN: Errno : 35
EINPROGRESS: Errno : 36
EALREADY: Errno : 37
ENOTSOCK: Errno : 38
EDESTADDRREQ: Errno : 39
EMSGSIZE: Errno : 40
EPROTOTYPE: Errno : 41
ENOPROTOOPT: Errno : 42
EPROTONOSUPPORT: Errno : 43
ESOCKTNOSUPPORT: Errno : 44
EOPNOTSUPP: Errno : 45
EPFNOSUPPORT: Errno : 46
EAFNOSUPPORT: Errno : 47
EADDRINUSE: Errno : 48
EADDRNOTAVAIL: Errno : 49
ENETDOWN: Errno : 50
ENETUNREACH: Errno : 51
ENETRESET: Errno : 52
ECONNABORTED: Errno : 53
ECONNRESET: Errno : 54
ENOBUFS: Errno : 55
EISCONN: Errno : 56
ENOTCONN: Errno : 57
ESHUTDOWN: Errno : 58
ETIMEDOUT: Errno : 60
ECONNREFUSED: Errno : 61
ELOOP: Errno : 62
ENAMETOOLING: Errno : 63
EHOSTDOWN: Errno : 64
EHOSTUNREACH: Errno : 65
ENOTEMPTY: Errno : 66
EPROCLIM: Errno : 67
EUSERS: Errno : 68
EDQUOT: Errno : 69
ESTALE: Errno : 70
EBADRPC: Errno : 72
ERPCMISMATCH: Errno : 73
EPROGUNAVAIL: Errno : 74
EPROGMISMATCH: Errno : 75
EPROCUNAVAIL: Errno : 76
ENOLCK: Errno : 77
ENOSYS: Errno : 78
EFTYPE: Errno : 79
EAUTH: Errno : 80
ENEEDAUTH: Errno : 81
EIDRM: Errno : 82
ENOMSG: Errno : 83
EOVERFLOW: Errno : 84
ECANCELED: Errno : 85
EILSEQ: Errno : 86
ENOATTR: Errno : 87
EDOOFUS: Errno : 88
EBADMSG: Errno : 89
EMULTIHOP: Errno : 90
ENOLINK: Errno : 91
EPROTO: Errno : 92
ENOTCAPABLE: Errno : 93
ECAPMODE: Errno : 94
ENOTRECOVERABLE: Errno : 95
EOWNERDEAD: Errno : 96
O_RDONLY :: 0x00000;
O_WRONLY :: 0x00001;
O_RDWR :: 0x00002;
O_CREATE :: 0x00040;
O_EXCL :: 0x00080;
O_NOCTTY :: 0x00100;
O_TRUNC :: 0x00200;
O_NONBLOCK :: 0x00800;
O_APPEND :: 0x00400;
O_SYNC :: 0x01000;
O_ASYNC :: 0x02000;
O_CLOEXEC :: 0x80000;
O_RDONLY :: 0x00000
O_WRONLY :: 0x00001
O_RDWR :: 0x00002
O_CREATE :: 0x00040
O_EXCL :: 0x00080
O_NOCTTY :: 0x00100
O_TRUNC :: 0x00200
O_NONBLOCK :: 0x00800
O_APPEND :: 0x00400
O_SYNC :: 0x01000
O_ASYNC :: 0x02000
O_CLOEXEC :: 0x80000
SEEK_SET :: 0;
SEEK_CUR :: 1;
SEEK_END :: 2;
SEEK_DATA :: 3;
SEEK_HOLE :: 4;
SEEK_MAX :: SEEK_HOLE;
SEEK_SET :: 0
SEEK_CUR :: 1
SEEK_END :: 2
SEEK_DATA :: 3
SEEK_HOLE :: 4
SEEK_MAX :: SEEK_HOLE
// NOTE: These are OS specific!
// Do not mix these up!
RTLD_LAZY :: 0x001;
RTLD_NOW :: 0x002;
//RTLD_BINDING_MASK :: 0x3; // Called MODEMASK in dlfcn.h
RTLD_GLOBAL :: 0x100;
RTLD_LOCAL :: 0x000;
RTLD_TRACE :: 0x200;
RTLD_NODELETE :: 0x01000;
RTLD_NOLOAD :: 0x02000;
RTLD_LAZY :: 0x001
RTLD_NOW :: 0x002
//RTLD_BINDING_MASK :: 0x3 // Called MODEMASK in dlfcn.h
RTLD_GLOBAL :: 0x100
RTLD_LOCAL :: 0x000
RTLD_TRACE :: 0x200
RTLD_NODELETE :: 0x01000
RTLD_NOLOAD :: 0x02000
args := _alloc_command_line_arguments();
args := _alloc_command_line_arguments()
Unix_File_Time :: struct {
seconds: i64,
nanoseconds: c.long,
}
pid_t :: u32;
pid_t :: u32
OS_Stat :: struct {
device_id: u64,
@@ -177,297 +177,291 @@ OS_Stat :: struct {
}
// File type
S_IFMT :: 0o170000; // Type of file mask
S_IFIFO :: 0o010000; // Named pipe (fifo)
S_IFCHR :: 0o020000; // Character special
S_IFDIR :: 0o040000; // Directory
S_IFBLK :: 0o060000; // Block special
S_IFREG :: 0o100000; // Regular
S_IFLNK :: 0o120000; // Symbolic link
S_IFSOCK :: 0o140000; // Socket
//S_ISVTX :: 0o001000; // Save swapped text even after use
S_IFMT :: 0o170000 // Type of file mask
S_IFIFO :: 0o010000 // Named pipe (fifo)
S_IFCHR :: 0o020000 // Character special
S_IFDIR :: 0o040000 // Directory
S_IFBLK :: 0o060000 // Block special
S_IFREG :: 0o100000 // Regular
S_IFLNK :: 0o120000 // Symbolic link
S_IFSOCK :: 0o140000 // Socket
//S_ISVTX :: 0o001000 // Save swapped text even after use
// File mode
// Read, write, execute/search by owner
S_IRWXU :: 0o0700; // RWX mask for owner
S_IRUSR :: 0o0400; // R for owner
S_IWUSR :: 0o0200; // W for owner
S_IXUSR :: 0o0100; // X for owner
S_IRWXU :: 0o0700 // RWX mask for owner
S_IRUSR :: 0o0400 // R for owner
S_IWUSR :: 0o0200 // W for owner
S_IXUSR :: 0o0100 // X for owner
// Read, write, execute/search by group
S_IRWXG :: 0o0070; // RWX mask for group
S_IRGRP :: 0o0040; // R for group
S_IWGRP :: 0o0020; // W for group
S_IXGRP :: 0o0010; // X for group
S_IRWXG :: 0o0070 // RWX mask for group
S_IRGRP :: 0o0040 // R for group
S_IWGRP :: 0o0020 // W for group
S_IXGRP :: 0o0010 // X for group
// Read, write, execute/search by others
S_IRWXO :: 0o0007; // RWX mask for other
S_IROTH :: 0o0004; // R for other
S_IWOTH :: 0o0002; // W for other
S_IXOTH :: 0o0001; // X for other
S_IRWXO :: 0o0007 // RWX mask for other
S_IROTH :: 0o0004 // R for other
S_IWOTH :: 0o0002 // W for other
S_IXOTH :: 0o0001 // X for other
S_ISUID :: 0o4000; // Set user id on execution
S_ISGID :: 0o2000; // Set group id on execution
S_ISVTX :: 0o1000; // Directory restrcted delete
S_ISUID :: 0o4000 // Set user id on execution
S_ISGID :: 0o2000 // Set group id on execution
S_ISVTX :: 0o1000 // Directory restrcted delete
S_ISLNK :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFLNK;
S_ISREG :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFREG;
S_ISDIR :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFDIR;
S_ISCHR :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFCHR;
S_ISBLK :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFBLK;
S_ISFIFO :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFIFO;
S_ISSOCK :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFSOCK;
S_ISLNK :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFLNK
S_ISREG :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFREG
S_ISDIR :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFDIR
S_ISCHR :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFCHR
S_ISBLK :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFBLK
S_ISFIFO :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFIFO
S_ISSOCK :: #force_inline proc(m: u32) -> bool do return (m & S_IFMT) == S_IFSOCK
F_OK :: 0; // Test for file existance
X_OK :: 1; // Test for execute permission
W_OK :: 2; // Test for write permission
R_OK :: 4; // Test for read permission
F_OK :: 0 // Test for file existance
X_OK :: 1 // Test for execute permission
W_OK :: 2 // Test for write permission
R_OK :: 4 // Test for read permission
foreign libc {
@(link_name="__error") __errno_location :: proc() -> ^int ---;
@(link_name="syscall") syscall :: proc(number: Syscall, #c_vararg args: ..any) -> int ---;
@(link_name="__error") __errno_location :: proc() -> ^int ---
@(link_name="syscall") syscall :: proc(number: Syscall, #c_vararg args: ..any) -> int ---
@(link_name="open") _unix_open :: proc(path: cstring, flags: c.int, mode: c.int) -> Handle ---;
@(link_name="close") _unix_close :: proc(fd: Handle) -> c.int ---;
@(link_name="read") _unix_read :: proc(fd: Handle, buf: rawptr, size: c.size_t) -> c.ssize_t ---;
@(link_name="write") _unix_write :: proc(fd: Handle, buf: rawptr, size: c.size_t) -> c.ssize_t ---;
@(link_name="lseek64") _unix_seek :: proc(fd: Handle, offset: i64, whence: c.int) -> i64 ---;
@(link_name="gettid") _unix_gettid :: proc() -> u64 ---;
@(link_name="getpagesize") _unix_getpagesize :: proc() -> c.int ---;
@(link_name="stat64") _unix_stat :: proc(path: cstring, stat: ^OS_Stat) -> c.int ---;
@(link_name="fstat") _unix_fstat :: proc(fd: Handle, stat: ^OS_Stat) -> c.int ---;
@(link_name="access") _unix_access :: proc(path: cstring, mask: c.int) -> c.int ---;
@(link_name="open") _unix_open :: proc(path: cstring, flags: c.int, mode: c.int) -> Handle ---
@(link_name="close") _unix_close :: proc(fd: Handle) -> c.int ---
@(link_name="read") _unix_read :: proc(fd: Handle, buf: rawptr, size: c.size_t) -> c.ssize_t ---
@(link_name="write") _unix_write :: proc(fd: Handle, buf: rawptr, size: c.size_t) -> c.ssize_t ---
@(link_name="lseek64") _unix_seek :: proc(fd: Handle, offset: i64, whence: c.int) -> i64 ---
@(link_name="gettid") _unix_gettid :: proc() -> u64 ---
@(link_name="getpagesize") _unix_getpagesize :: proc() -> c.int ---
@(link_name="stat64") _unix_stat :: proc(path: cstring, stat: ^OS_Stat) -> c.int ---
@(link_name="fstat") _unix_fstat :: proc(fd: Handle, stat: ^OS_Stat) -> c.int ---
@(link_name="access") _unix_access :: proc(path: cstring, mask: c.int) -> c.int ---
@(link_name="malloc") _unix_malloc :: proc(size: c.size_t) -> rawptr ---;
@(link_name="calloc") _unix_calloc :: proc(num, size: c.size_t) -> rawptr ---;
@(link_name="free") _unix_free :: proc(ptr: rawptr) ---;
@(link_name="realloc") _unix_realloc :: proc(ptr: rawptr, size: c.size_t) -> rawptr ---;
@(link_name="getenv") _unix_getenv :: proc(cstring) -> cstring ---;
@(link_name="getcwd") _unix_getcwd :: proc(buf: cstring, len: c.size_t) -> cstring ---;
@(link_name="chdir") _unix_chdir :: proc(buf: cstring) -> c.int ---;
@(link_name="malloc") _unix_malloc :: proc(size: c.size_t) -> rawptr ---
@(link_name="calloc") _unix_calloc :: proc(num, size: c.size_t) -> rawptr ---
@(link_name="free") _unix_free :: proc(ptr: rawptr) ---
@(link_name="realloc") _unix_realloc :: proc(ptr: rawptr, size: c.size_t) -> rawptr ---
@(link_name="getenv") _unix_getenv :: proc(cstring) -> cstring ---
@(link_name="getcwd") _unix_getcwd :: proc(buf: cstring, len: c.size_t) -> cstring ---
@(link_name="chdir") _unix_chdir :: proc(buf: cstring) -> c.int ---
@(link_name="exit") _unix_exit :: proc(status: c.int) -> ! ---;
@(link_name="exit") _unix_exit :: proc(status: c.int) -> ! ---
}
foreign dl {
@(link_name="dlopen") _unix_dlopen :: proc(filename: cstring, flags: c.int) -> rawptr ---;
@(link_name="dlsym") _unix_dlsym :: proc(handle: rawptr, symbol: cstring) -> rawptr ---;
@(link_name="dlclose") _unix_dlclose :: proc(handle: rawptr) -> c.int ---;
@(link_name="dlerror") _unix_dlerror :: proc() -> cstring ---;
@(link_name="dlopen") _unix_dlopen :: proc(filename: cstring, flags: c.int) -> rawptr ---
@(link_name="dlsym") _unix_dlsym :: proc(handle: rawptr, symbol: cstring) -> rawptr ---
@(link_name="dlclose") _unix_dlclose :: proc(handle: rawptr) -> c.int ---
@(link_name="dlerror") _unix_dlerror :: proc() -> cstring ---
@(link_name="pthread_getthreadid_np") pthread_getthreadid_np :: proc() -> c.int ---;
@(link_name="pthread_getthreadid_np") pthread_getthreadid_np :: proc() -> c.int ---
}
is_path_separator :: proc(r: rune) -> bool {
return r == '/';
return r == '/'
}
get_last_error :: proc() -> int {
return __errno_location()^;
return __errno_location()^
}
open :: proc(path: string, flags: int = O_RDONLY, mode: int = 0) -> (Handle, Errno) {
cstr := strings.clone_to_cstring(path);
handle := _unix_open(cstr, c.int(flags), c.int(mode));
delete(cstr);
cstr := strings.clone_to_cstring(path, context.temp_allocator)
handle := _unix_open(cstr, c.int(flags), c.int(mode))
if handle == -1 {
return INVALID_HANDLE, Errno(get_last_error());
return INVALID_HANDLE, Errno(get_last_error())
}
return handle, ERROR_NONE;
return handle, ERROR_NONE
}
close :: proc(fd: Handle) -> Errno {
result := _unix_close(fd);
result := _unix_close(fd)
if result == -1 {
return Errno(get_last_error());
return Errno(get_last_error())
}
return ERROR_NONE;
return ERROR_NONE
}
read :: proc(fd: Handle, data: []byte) -> (int, Errno) {
bytes_read := _unix_read(fd, &data[0], c.size_t(len(data)));
bytes_read := _unix_read(fd, &data[0], c.size_t(len(data)))
if bytes_read == -1 {
return -1, Errno(get_last_error());
return -1, Errno(get_last_error())
}
return int(bytes_read), ERROR_NONE;
return int(bytes_read), ERROR_NONE
}
write :: proc(fd: Handle, data: []byte) -> (int, Errno) {
if len(data) == 0 {
return 0, ERROR_NONE;
return 0, ERROR_NONE
}
bytes_written := _unix_write(fd, &data[0], c.size_t(len(data)));
bytes_written := _unix_write(fd, &data[0], c.size_t(len(data)))
if bytes_written == -1 {
return -1, Errno(get_last_error());
return -1, Errno(get_last_error())
}
return int(bytes_written), ERROR_NONE;
return int(bytes_written), ERROR_NONE
}
seek :: proc(fd: Handle, offset: i64, whence: int) -> (i64, Errno) {
res := _unix_seek(fd, offset, c.int(whence));
res := _unix_seek(fd, offset, c.int(whence))
if res == -1 {
return -1, Errno(get_last_error());
return -1, Errno(get_last_error())
}
return res, ERROR_NONE;
return res, ERROR_NONE
}
file_size :: proc(fd: Handle) -> (i64, Errno) {
s, err := fstat(fd);
s, err := fstat(fd)
if err != ERROR_NONE {
return -1, err;
return -1, err
}
return s.size, ERROR_NONE;
return s.size, ERROR_NONE
}
stdin: Handle = 0;
stdout: Handle = 1;
stderr: Handle = 2;
stdin: Handle = 0
stdout: Handle = 1
stderr: Handle = 2
last_write_time :: proc(fd: Handle) -> (File_Time, Errno) {
s, err := fstat(fd);
s, err := fstat(fd)
if err != ERROR_NONE {
return 0, err;
return 0, err
}
modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds;
return File_Time(modified), ERROR_NONE;
modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds
return File_Time(modified), ERROR_NONE
}
last_write_time_by_name :: proc(name: string) -> (File_Time, Errno) {
s, err := stat(name);
s, err := stat(name)
if err != ERROR_NONE {
return 0, err;
return 0, err
}
modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds;
return File_Time(modified), ERROR_NONE;
modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds
return File_Time(modified), ERROR_NONE
}
stat :: proc(path: string) -> (OS_Stat, Errno) {
cstr := strings.clone_to_cstring(path);
defer delete(cstr);
s: OS_Stat;
result := _unix_stat(cstr, &s);
cstr := strings.clone_to_cstring(path, context.temp_allocator)
s: OS_Stat
result := _unix_stat(cstr, &s)
if result == -1 {
return s, Errno(get_last_error());
return s, Errno(get_last_error())
}
return s, ERROR_NONE;
return s, ERROR_NONE
}
fstat :: proc(fd: Handle) -> (OS_Stat, Errno) {
s: OS_Stat;
result := _unix_fstat(fd, &s);
s: OS_Stat
result := _unix_fstat(fd, &s)
if result == -1 {
return s, Errno(get_last_error());
return s, Errno(get_last_error())
}
return s, ERROR_NONE;
return s, ERROR_NONE
}
access :: proc(path: string, mask: int) -> (bool, Errno) {
cstr := strings.clone_to_cstring(path);
defer delete(cstr);
result := _unix_access(cstr, c.int(mask));
cstr := strings.clone_to_cstring(path, context.temp_allocator)
result := _unix_access(cstr, c.int(mask))
if result == -1 {
return false, Errno(get_last_error());
return false, Errno(get_last_error())
}
return true, ERROR_NONE;
return true, ERROR_NONE
}
heap_alloc :: proc(size: int) -> rawptr {
assert(size >= 0);
return _unix_calloc(1, c.size_t(size));
assert(size >= 0)
return _unix_calloc(1, c.size_t(size))
}
heap_resize :: proc(ptr: rawptr, new_size: int) -> rawptr {
// NOTE: _unix_realloc doesn't guarantee new memory will be zeroed on
// POSIX platforms. Ensure your caller takes this into account.
return _unix_realloc(ptr, c.size_t(new_size));
return _unix_realloc(ptr, c.size_t(new_size))
}
heap_free :: proc(ptr: rawptr) {
_unix_free(ptr);
_unix_free(ptr)
}
getenv :: proc(name: string) -> (string, bool) {
path_str := strings.clone_to_cstring(name);
defer delete(path_str);
cstr := _unix_getenv(path_str);
path_str := strings.clone_to_cstring(name, context.temp_allocator)
cstr := _unix_getenv(path_str)
if cstr == nil {
return "", false;
return "", false
}
return string(cstr), true;
return string(cstr), true
}
get_current_directory :: proc() -> string {
// NOTE(tetra): I would use PATH_MAX here, but I was not able to find
// an authoritative value for it across all systems.
// The largest value I could find was 4096, so might as well use the page size.
page_size := get_page_size();
buf := make([dynamic]u8, page_size);
page_size := get_page_size()
buf := make([dynamic]u8, page_size)
#no_bounds_check for {
cwd := _unix_getcwd(cstring(&buf[0]), c.size_t(len(buf)));
cwd := _unix_getcwd(cstring(&buf[0]), c.size_t(len(buf)))
if cwd != nil {
return string(cwd);
return string(cwd)
}
if Errno(get_last_error()) != ERANGE {
return "";
return ""
}
resize(&buf, len(buf)+page_size);
resize(&buf, len(buf)+page_size)
}
unreachable();
unreachable()
}
set_current_directory :: proc(path: string) -> (err: Errno) {
cstr := strings.clone_to_cstring(path, context.temp_allocator);
res := _unix_chdir(cstr);
if res == -1 do return Errno(get_last_error());
return ERROR_NONE;
cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_chdir(cstr)
if res == -1 do return Errno(get_last_error())
return ERROR_NONE
}
exit :: proc "contextless" (code: int) -> ! {
_unix_exit(c.int(code));
runtime._cleanup_runtime_contextless()
_unix_exit(c.int(code))
}
current_thread_id :: proc "contextless" () -> int {
return cast(int) pthread_getthreadid_np();
return cast(int) pthread_getthreadid_np()
}
dlopen :: proc(filename: string, flags: int) -> rawptr {
cstr := strings.clone_to_cstring(filename);
defer delete(cstr);
handle := _unix_dlopen(cstr, c.int(flags));
return handle;
cstr := strings.clone_to_cstring(filename, context.temp_allocator)
handle := _unix_dlopen(cstr, c.int(flags))
return handle
}
dlsym :: proc(handle: rawptr, symbol: string) -> rawptr {
assert(handle != nil);
cstr := strings.clone_to_cstring(symbol);
defer delete(cstr);
proc_handle := _unix_dlsym(handle, cstr);
return proc_handle;
assert(handle != nil)
cstr := strings.clone_to_cstring(symbol, context.temp_allocator)
proc_handle := _unix_dlsym(handle, cstr)
return proc_handle
}
dlclose :: proc(handle: rawptr) -> bool {
assert(handle != nil);
return _unix_dlclose(handle) == 0;
assert(handle != nil)
return _unix_dlclose(handle) == 0
}
dlerror :: proc() -> string {
return string(_unix_dlerror());
return string(_unix_dlerror())
}
get_page_size :: proc() -> int {
// NOTE(tetra): The page size never changes, so why do anything complicated
// if we don't have to.
@static page_size := -1;
if page_size != -1 do return page_size;
@static page_size := -1
if page_size != -1 do return page_size
page_size = int(_unix_getpagesize());
return page_size;
page_size = int(_unix_getpagesize())
return page_size
}
_alloc_command_line_arguments :: proc() -> []string {
res := make([]string, len(runtime.args__));
res := make([]string, len(runtime.args__))
for arg, i in runtime.args__ {
res[i] = string(arg);
res[i] = string(arg)
}
return res;
return res
}
core/os/os_linux.odin
+10 -18
View File
@@ -460,9 +460,8 @@ fork :: proc() -> (Pid, Errno) {
}
open :: proc(path: string, flags: int = O_RDONLY, mode: int = 0) -> (Handle, Errno) {
cstr := strings.clone_to_cstring(path)
cstr := strings.clone_to_cstring(path, context.temp_allocator)
handle := _unix_open(cstr, flags, mode)
defer delete(cstr)
if handle < 0 {
return INVALID_HANDLE, _get_errno(int(handle))
}
@@ -610,8 +609,7 @@ last_write_time_by_name :: proc(name: string) -> (File_Time, Errno) {
@private
_stat :: proc(path: string) -> (OS_Stat, Errno) {
cstr := strings.clone_to_cstring(path)
defer delete(cstr)
cstr := strings.clone_to_cstring(path, context.temp_allocator)
// deliberately uninitialized; the syscall fills this buffer for us
s: OS_Stat = ---
@@ -624,8 +622,7 @@ _stat :: proc(path: string) -> (OS_Stat, Errno) {
@private
_lstat :: proc(path: string) -> (OS_Stat, Errno) {
cstr := strings.clone_to_cstring(path)
defer delete(cstr)
cstr := strings.clone_to_cstring(path, context.temp_allocator)
// deliberately uninitialized; the syscall fills this buffer for us
s: OS_Stat = ---
@@ -692,8 +689,7 @@ _readdir :: proc(dirp: Dir) -> (entry: Dirent, err: Errno, end_of_stream: bool)
@private
_readlink :: proc(path: string) -> (string, Errno) {
path_cstr := strings.clone_to_cstring(path)
defer delete(path_cstr)
path_cstr := strings.clone_to_cstring(path, context.temp_allocator)
bufsz : uint = 256
buf := make([]byte, bufsz)
@@ -729,8 +725,7 @@ absolute_path_from_relative :: proc(rel: string) -> (path: string, err: Errno) {
rel = "."
}
rel_cstr := strings.clone_to_cstring(rel)
defer delete(rel_cstr)
rel_cstr := strings.clone_to_cstring(rel, context.temp_allocator)
path_ptr := _unix_realpath(rel_cstr, nil)
if path_ptr == nil {
@@ -745,8 +740,7 @@ absolute_path_from_relative :: proc(rel: string) -> (path: string, err: Errno) {
}
access :: proc(path: string, mask: int) -> (bool, Errno) {
cstr := strings.clone_to_cstring(path)
defer delete(cstr)
cstr := strings.clone_to_cstring(path, context.temp_allocator)
result := _unix_access(cstr, mask)
if result < 0 {
return false, _get_errno(result)
@@ -770,8 +764,7 @@ heap_free :: proc(ptr: rawptr) {
}
getenv :: proc(name: string) -> (string, bool) {
path_str := strings.clone_to_cstring(name)
defer delete(path_str)
path_str := strings.clone_to_cstring(name, context.temp_allocator)
cstr := _unix_getenv(path_str)
if cstr == nil {
return "", false
@@ -809,6 +802,7 @@ set_current_directory :: proc(path: string) -> (err: Errno) {
}
exit :: proc "contextless" (code: int) -> ! {
runtime._cleanup_runtime_contextless()
_unix_exit(c.int(code))
}
@@ -817,15 +811,13 @@ current_thread_id :: proc "contextless" () -> int {
}
dlopen :: proc(filename: string, flags: int) -> rawptr {
cstr := strings.clone_to_cstring(filename)
defer delete(cstr)
cstr := strings.clone_to_cstring(filename, context.temp_allocator)
handle := _unix_dlopen(cstr, c.int(flags))
return handle
}
dlsym :: proc(handle: rawptr, symbol: string) -> rawptr {
assert(handle != nil)
cstr := strings.clone_to_cstring(symbol)
defer delete(cstr)
cstr := strings.clone_to_cstring(symbol, context.temp_allocator)
proc_handle := _unix_dlsym(handle, cstr)
return proc_handle
}
core/os/os_openbsd.odin
+707
View File
@@ -0,0 +1,707 @@
package os
foreign import libc "system:c"
import "core:strings"
import "core:c"
import "core:runtime"
Handle :: distinct i32
Pid :: distinct i32
File_Time :: distinct u64
Errno :: distinct i32
INVALID_HANDLE :: ~Handle(0)
ERROR_NONE: Errno: 0
EPERM: Errno: 1
ENOENT: Errno: 2
ESRCH: Errno: 3
EINTR: Errno: 4
EIO: Errno: 5
ENXIO: Errno: 6
E2BIG: Errno: 7
ENOEXEC: Errno: 8
EBADF: Errno: 9
ECHILD: Errno: 10
EDEADLK: Errno: 11
ENOMEM: Errno: 12
EACCES: Errno: 13
EFAULT: Errno: 14
ENOTBLK: Errno: 15
EBUSY: Errno: 16
EEXIST: Errno: 17
EXDEV: Errno: 18
ENODEV: Errno: 19
ENOTDIR: Errno: 20
EISDIR: Errno: 21
EINVAL: Errno: 22
ENFILE: Errno: 23
EMFILE: Errno: 24
ENOTTY: Errno: 25
ETXTBSY: Errno: 26
EFBIG: Errno: 27
ENOSPC: Errno: 28
ESPIPE: Errno: 29
EROFS: Errno: 30
EMLINK: Errno: 31
EPIPE: Errno: 32
EDOM: Errno: 33
ERANGE: Errno: 34
EAGAIN: Errno: 35
EWOULDBLOCK: Errno: EAGAIN
EINPROGRESS: Errno: 36
EALREADY: Errno: 37
ENOTSOCK: Errno: 38
EDESTADDRREQ: Errno: 39
EMSGSIZE: Errno: 40
EPROTOTYPE: Errno: 41
ENOPROTOOPT: Errno: 42
EPROTONOSUPPORT: Errno: 43
ESOCKTNOSUPPORT: Errno: 44
EOPNOTSUPP: Errno: 45
EPFNOSUPPORT: Errno: 46
EAFNOSUPPORT: Errno: 47
EADDRINUSE: Errno: 48
EADDRNOTAVAIL: Errno: 49
ENETDOWN: Errno: 50
ENETUNREACH: Errno: 51
ENETRESET: Errno: 52
ECONNABORTED: Errno: 53
ECONNRESET: Errno: 54
ENOBUFS: Errno: 55
EISCONN: Errno: 56
ENOTCONN: Errno: 57
ESHUTDOWN: Errno: 58
ETOOMANYREFS: Errno: 59
ETIMEDOUT: Errno: 60
ECONNREFUSED: Errno: 61
ELOOP: Errno: 62
ENAMETOOLONG: Errno: 63
EHOSTDOWN: Errno: 64
EHOSTUNREACH: Errno: 65
ENOTEMPTY: Errno: 66
EPROCLIM: Errno: 67
EUSERS: Errno: 68
EDQUOT: Errno: 69
ESTALE: Errno: 70
EREMOTE: Errno: 71
EBADRPC: Errno: 72
ERPCMISMATCH: Errno: 73
EPROGUNAVAIL: Errno: 74
EPROGMISMATCH: Errno: 75
EPROCUNAVAIL: Errno: 76
ENOLCK: Errno: 77
ENOSYS: Errno: 78
EFTYPE: Errno: 79
EAUTH: Errno: 80
ENEEDAUTH: Errno: 81
EIPSEC: Errno: 82
ENOATTR: Errno: 83
EILSEQ: Errno: 84
ENOMEDIUM: Errno: 85
EMEDIUMTYPE: Errno: 86
EOVERFLOW: Errno: 87
ECANCELED: Errno: 88
EIDRM: Errno: 89
ENOMSG: Errno: 90
ENOTSUP: Errno: 91
EBADMSG: Errno: 92
ENOTRECOVERABLE: Errno: 93
EOWNERDEAD: Errno: 94
EPROTO: Errno: 95
O_RDONLY :: 0x00000
O_WRONLY :: 0x00001
O_RDWR :: 0x00002
O_NONBLOCK :: 0x00004
O_APPEND :: 0x00008
O_ASYNC :: 0x00040
O_SYNC :: 0x00080
O_CREATE :: 0x00200
O_TRUNC :: 0x00400
O_EXCL :: 0x00800
O_NOCTTY :: 0x08000
O_CLOEXEC :: 0x10000
SEEK_SET :: 0
SEEK_CUR :: 1
SEEK_END :: 2
RTLD_LAZY :: 0x001
RTLD_NOW :: 0x002
RTLD_LOCAL :: 0x000
RTLD_GLOBAL :: 0x100
RTLD_TRACE :: 0x200
RTLD_NODELETE :: 0x400
MAX_PATH :: 1024
// "Argv" arguments converted to Odin strings
args := _alloc_command_line_arguments()
pid_t :: i32
time_t :: i64
mode_t :: u32
dev_t :: i32
ino_t :: u64
nlink_t :: u32
uid_t :: u32
gid_t :: u32
off_t :: i64
blkcnt_t :: u64
blksize_t :: i32
Unix_File_Time :: struct {
seconds: time_t,
nanoseconds: c.long,
}
OS_Stat :: struct {
mode: mode_t, // inode protection mode
device_id: dev_t, // inode's device
serial: ino_t, // inode's number
nlink: nlink_t, // number of hard links
uid: uid_t, // user ID of the file's owner
gid: gid_t, // group ID of the file's group
rdev: dev_t, // device type
last_access: Unix_File_Time, // time of last access
modified: Unix_File_Time, // time of last data modification
status_change: Unix_File_Time, // time of last file status change
size: off_t, // file size, in bytes
blocks: blkcnt_t, // blocks allocated for file
block_size: blksize_t, // optimal blocksize for I/O
flags: u32, // user defined flags for file
gen: u32, // file generation number
birthtime: Unix_File_Time, // time of file creation
}
MAXNAMLEN :: 255
// NOTE(laleksic, 2021-01-21): Comment and rename these to match OS_Stat above
Dirent :: struct {
ino: ino_t, // file number of entry
off: off_t, // offset after this entry
reclen: u16, // length of this record
type: u8, // file type
namlen: u8, // length of string in name
_padding: [4]u8,
name: [MAXNAMLEN + 1]byte, // name
}
Dir :: distinct rawptr // DIR*
// File type
S_IFMT :: 0o170000 // Type of file mask
S_IFIFO :: 0o010000 // Named pipe (fifo)
S_IFCHR :: 0o020000 // Character special
S_IFDIR :: 0o040000 // Directory
S_IFBLK :: 0o060000 // Block special
S_IFREG :: 0o100000 // Regular
S_IFLNK :: 0o120000 // Symbolic link
S_IFSOCK :: 0o140000 // Socket
S_ISVTX :: 0o001000 // Save swapped text even after use
// File mode
// Read, write, execute/search by owner
S_IRWXU :: 0o0700 // RWX mask for owner
S_IRUSR :: 0o0400 // R for owner
S_IWUSR :: 0o0200 // W for owner
S_IXUSR :: 0o0100 // X for owner
// Read, write, execute/search by group
S_IRWXG :: 0o0070 // RWX mask for group
S_IRGRP :: 0o0040 // R for group
S_IWGRP :: 0o0020 // W for group
S_IXGRP :: 0o0010 // X for group
// Read, write, execute/search by others
S_IRWXO :: 0o0007 // RWX mask for other
S_IROTH :: 0o0004 // R for other
S_IWOTH :: 0o0002 // W for other
S_IXOTH :: 0o0001 // X for other
S_ISUID :: 0o4000 // Set user id on execution
S_ISGID :: 0o2000 // Set group id on execution
S_ISTXT :: 0o1000 // Sticky bit
S_ISLNK :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFLNK }
S_ISREG :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFREG }
S_ISDIR :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFDIR }
S_ISCHR :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFCHR }
S_ISBLK :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFBLK }
S_ISFIFO :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFIFO }
S_ISSOCK :: #force_inline proc(m: u32) -> bool { return (m & S_IFMT) == S_IFSOCK }
F_OK :: 0x00 // Test for file existance
X_OK :: 0x01 // Test for execute permission
W_OK :: 0x02 // Test for write permission
R_OK :: 0x04 // Test for read permission
AT_FDCWD :: -100
AT_EACCESS :: 0x01
AT_SYMLINK_NOFOLLOW :: 0x02
AT_SYMLINK_FOLLOW :: 0x04
AT_REMOVEDIR :: 0x08
@(default_calling_convention="c")
foreign libc {
@(link_name="__errno") __errno :: proc() -> ^int ---
@(link_name="fork") _unix_fork :: proc() -> pid_t ---
@(link_name="getthrid") _unix_getthrid :: proc() -> int ---
@(link_name="open") _unix_open :: proc(path: cstring, flags: c.int, mode: c.int) -> Handle ---
@(link_name="close") _unix_close :: proc(fd: Handle) -> c.int ---
@(link_name="read") _unix_read :: proc(fd: Handle, buf: rawptr, size: c.size_t) -> c.ssize_t ---
@(link_name="write") _unix_write :: proc(fd: Handle, buf: rawptr, size: c.size_t) -> c.ssize_t ---
@(link_name="lseek") _unix_seek :: proc(fd: Handle, offset: off_t, whence: c.int) -> off_t ---
@(link_name="stat") _unix_stat :: proc(path: cstring, sb: ^OS_Stat) -> c.int ---
@(link_name="fstat") _unix_fstat :: proc(fd: Handle, sb: ^OS_Stat) -> c.int ---
@(link_name="lstat") _unix_lstat :: proc(path: cstring, sb: ^OS_Stat) -> c.int ---
@(link_name="readlink") _unix_readlink :: proc(path: cstring, buf: ^byte, bufsiz: c.size_t) -> c.ssize_t ---
@(link_name="access") _unix_access :: proc(path: cstring, mask: c.int) -> c.int ---
@(link_name="getcwd") _unix_getcwd :: proc(buf: cstring, len: c.size_t) -> cstring ---
@(link_name="chdir") _unix_chdir :: proc(path: cstring) -> c.int ---
@(link_name="rename") _unix_rename :: proc(old, new: cstring) -> c.int ---
@(link_name="unlink") _unix_unlink :: proc(path: cstring) -> c.int ---
@(link_name="rmdir") _unix_rmdir :: proc(path: cstring) -> c.int ---
@(link_name="mkdir") _unix_mkdir :: proc(path: cstring, mode: mode_t) -> c.int ---
@(link_name="getpagesize") _unix_getpagesize :: proc() -> c.int ---
@(link_name="fdopendir") _unix_fdopendir :: proc(fd: Handle) -> Dir ---
@(link_name="closedir") _unix_closedir :: proc(dirp: Dir) -> c.int ---
@(link_name="rewinddir") _unix_rewinddir :: proc(dirp: Dir) ---
@(link_name="readdir_r") _unix_readdir_r :: proc(dirp: Dir, entry: ^Dirent, result: ^^Dirent) -> c.int ---
@(link_name="malloc") _unix_malloc :: proc(size: c.size_t) -> rawptr ---
@(link_name="calloc") _unix_calloc :: proc(num, size: c.size_t) -> rawptr ---
@(link_name="free") _unix_free :: proc(ptr: rawptr) ---
@(link_name="realloc") _unix_realloc :: proc(ptr: rawptr, size: c.size_t) -> rawptr ---
@(link_name="getenv") _unix_getenv :: proc(cstring) -> cstring ---
@(link_name="realpath") _unix_realpath :: proc(path: cstring, resolved_path: rawptr) -> rawptr ---
@(link_name="exit") _unix_exit :: proc(status: c.int) -> ! ---
@(link_name="dlopen") _unix_dlopen :: proc(filename: cstring, flags: c.int) -> rawptr ---
@(link_name="dlsym") _unix_dlsym :: proc(handle: rawptr, symbol: cstring) -> rawptr ---
@(link_name="dlclose") _unix_dlclose :: proc(handle: rawptr) -> c.int ---
@(link_name="dlerror") _unix_dlerror :: proc() -> cstring ---
}
is_path_separator :: proc(r: rune) -> bool {
return r == '/'
}
get_last_error :: proc() -> int {
return __errno()^
}
fork :: proc() -> (Pid, Errno) {
pid := _unix_fork()
if pid == -1 {
return Pid(-1), Errno(get_last_error())
}
return Pid(pid), ERROR_NONE
}
open :: proc(path: string, flags: int = O_RDONLY, mode: int = 0) -> (Handle, Errno) {
cstr := strings.clone_to_cstring(path, context.temp_allocator)
handle := _unix_open(cstr, c.int(flags), c.int(mode))
if handle == -1 {
return INVALID_HANDLE, Errno(get_last_error())
}
return handle, ERROR_NONE
}
close :: proc(fd: Handle) -> Errno {
result := _unix_close(fd)
if result == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
read :: proc(fd: Handle, data: []byte) -> (int, Errno) {
bytes_read := _unix_read(fd, &data[0], c.size_t(len(data)))
if bytes_read == -1 {
return -1, Errno(get_last_error())
}
return int(bytes_read), ERROR_NONE
}
write :: proc(fd: Handle, data: []byte) -> (int, Errno) {
if len(data) == 0 {
return 0, ERROR_NONE
}
bytes_written := _unix_write(fd, &data[0], c.size_t(len(data)))
if bytes_written == -1 {
return -1, Errno(get_last_error())
}
return int(bytes_written), ERROR_NONE
}
seek :: proc(fd: Handle, offset: i64, whence: int) -> (i64, Errno) {
res := _unix_seek(fd, offset, c.int(whence))
if res == -1 {
return -1, Errno(get_last_error())
}
return res, ERROR_NONE
}
file_size :: proc(fd: Handle) -> (i64, Errno) {
s, err := _fstat(fd)
if err != ERROR_NONE {
return -1, err
}
return s.size, ERROR_NONE
}
rename :: proc(old_path, new_path: string) -> Errno {
old_path_cstr := strings.clone_to_cstring(old_path, context.temp_allocator)
new_path_cstr := strings.clone_to_cstring(new_path, context.temp_allocator)
res := _unix_rename(old_path_cstr, new_path_cstr)
if res == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
remove :: proc(path: string) -> Errno {
path_cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_unlink(path_cstr)
if res == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
make_directory :: proc(path: string, mode: mode_t = 0o775) -> Errno {
path_cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_mkdir(path_cstr, mode)
if res == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
remove_directory :: proc(path: string) -> Errno {
path_cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_rmdir(path_cstr)
if res == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
is_file_handle :: proc(fd: Handle) -> bool {
s, err := _fstat(fd)
if err != ERROR_NONE {
return false
}
return S_ISREG(s.mode)
}
is_file_path :: proc(path: string, follow_links: bool = true) -> bool {
s: OS_Stat
err: Errno
if follow_links {
s, err = _stat(path)
} else {
s, err = _lstat(path)
}
if err != ERROR_NONE {
return false
}
return S_ISREG(s.mode)
}
is_dir_handle :: proc(fd: Handle) -> bool {
s, err := _fstat(fd)
if err != ERROR_NONE {
return false
}
return S_ISDIR(s.mode)
}
is_dir_path :: proc(path: string, follow_links: bool = true) -> bool {
s: OS_Stat
err: Errno
if follow_links {
s, err = _stat(path)
} else {
s, err = _lstat(path)
}
if err != ERROR_NONE {
return false
}
return S_ISDIR(s.mode)
}
is_file :: proc {is_file_path, is_file_handle}
is_dir :: proc {is_dir_path, is_dir_handle}
// NOTE(bill): Uses startup to initialize it
stdin: Handle = 0
stdout: Handle = 1
stderr: Handle = 2
/* TODO(zangent): Implement these!
last_write_time :: proc(fd: Handle) -> File_Time {}
last_write_time_by_name :: proc(name: string) -> File_Time {}
*/
last_write_time :: proc(fd: Handle) -> (File_Time, Errno) {
s, err := _fstat(fd)
if err != ERROR_NONE {
return 0, err
}
modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds
return File_Time(modified), ERROR_NONE
}
last_write_time_by_name :: proc(name: string) -> (File_Time, Errno) {
s, err := _stat(name)
if err != ERROR_NONE {
return 0, err
}
modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds
return File_Time(modified), ERROR_NONE
}
@private
_stat :: proc(path: string) -> (OS_Stat, Errno) {
cstr := strings.clone_to_cstring(path, context.temp_allocator)
// deliberately uninitialized
s: OS_Stat = ---
res := _unix_stat(cstr, &s)
if res == -1 {
return s, Errno(get_last_error())
}
return s, ERROR_NONE
}
@private
_lstat :: proc(path: string) -> (OS_Stat, Errno) {
cstr := strings.clone_to_cstring(path, context.temp_allocator)
// deliberately uninitialized
s: OS_Stat = ---
res := _unix_lstat(cstr, &s)
if res == -1 {
return s, Errno(get_last_error())
}
return s, ERROR_NONE
}
@private
_fstat :: proc(fd: Handle) -> (OS_Stat, Errno) {
// deliberately uninitialized
s: OS_Stat = ---
res := _unix_fstat(fd, &s)
if res == -1 {
return s, Errno(get_last_error())
}
return s, ERROR_NONE
}
@private
_fdopendir :: proc(fd: Handle) -> (Dir, Errno) {
dirp := _unix_fdopendir(fd)
if dirp == cast(Dir)nil {
return nil, Errno(get_last_error())
}
return dirp, ERROR_NONE
}
@private
_closedir :: proc(dirp: Dir) -> Errno {
rc := _unix_closedir(dirp)
if rc != 0 {
return Errno(get_last_error())
}
return ERROR_NONE
}
@private
_rewinddir :: proc(dirp: Dir) {
_unix_rewinddir(dirp)
}
@private
_readdir :: proc(dirp: Dir) -> (entry: Dirent, err: Errno, end_of_stream: bool) {
result: ^Dirent
rc := _unix_readdir_r(dirp, &entry, &result)
if rc != 0 {
err = Errno(get_last_error())
return
}
err = ERROR_NONE
if result == nil {
end_of_stream = true
return
}
return
}
@private
_readlink :: proc(path: string) -> (string, Errno) {
path_cstr := strings.clone_to_cstring(path, context.temp_allocator)
bufsz : uint = MAX_PATH
buf := make([]byte, MAX_PATH)
for {
rc := _unix_readlink(path_cstr, &(buf[0]), bufsz)
if rc == -1 {
delete(buf)
return "", Errno(get_last_error())
} else if rc == int(bufsz) {
bufsz += MAX_PATH
delete(buf)
buf = make([]byte, bufsz)
} else {
return strings.string_from_ptr(&buf[0], rc), ERROR_NONE
}
}
unreachable()
}
// XXX OpenBSD
absolute_path_from_handle :: proc(fd: Handle) -> (string, Errno) {
return "", Errno(ENOSYS)
}
absolute_path_from_relative :: proc(rel: string) -> (path: string, err: Errno) {
rel := rel
if rel == "" {
rel = "."
}
rel_cstr := strings.clone_to_cstring(rel, context.temp_allocator)
path_ptr := _unix_realpath(rel_cstr, nil)
if path_ptr == nil {
return "", Errno(get_last_error())
}
defer _unix_free(path_ptr)
path_cstr := transmute(cstring)path_ptr
path = strings.clone( string(path_cstr) )
return path, ERROR_NONE
}
access :: proc(path: string, mask: int) -> (bool, Errno) {
cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_access(cstr, c.int(mask))
if res == -1 {
return false, Errno(get_last_error())
}
return true, ERROR_NONE
}
heap_alloc :: proc(size: int) -> rawptr {
assert(size >= 0)
return _unix_calloc(1, c.size_t(size))
}
heap_resize :: proc(ptr: rawptr, new_size: int) -> rawptr {
// NOTE: _unix_realloc doesn't guarantee new memory will be zeroed on
// POSIX platforms. Ensure your caller takes this into account.
return _unix_realloc(ptr, c.size_t(new_size))
}
heap_free :: proc(ptr: rawptr) {
_unix_free(ptr)
}
getenv :: proc(name: string) -> (string, bool) {
path_str := strings.clone_to_cstring(name, context.temp_allocator)
cstr := _unix_getenv(path_str)
if cstr == nil {
return "", false
}
return string(cstr), true
}
get_current_directory :: proc() -> string {
buf := make([dynamic]u8, MAX_PATH)
for {
cwd := _unix_getcwd(cstring(raw_data(buf)), c.size_t(len(buf)))
if cwd != nil {
return string(cwd)
}
if Errno(get_last_error()) != ERANGE {
return ""
}
resize(&buf, len(buf) + MAX_PATH)
}
unreachable()
}
set_current_directory :: proc(path: string) -> (err: Errno) {
cstr := strings.clone_to_cstring(path, context.temp_allocator)
res := _unix_chdir(cstr)
if res == -1 {
return Errno(get_last_error())
}
return ERROR_NONE
}
exit :: proc "contextless" (code: int) -> ! {
runtime._cleanup_runtime_contextless()
_unix_exit(c.int(code))
}
current_thread_id :: proc "contextless" () -> int {
return _unix_getthrid()
}
dlopen :: proc(filename: string, flags: int) -> rawptr {
cstr := strings.clone_to_cstring(filename, context.temp_allocator)
handle := _unix_dlopen(cstr, c.int(flags))
return handle
}
dlsym :: proc(handle: rawptr, symbol: string) -> rawptr {
assert(handle != nil)
cstr := strings.clone_to_cstring(symbol, context.temp_allocator)
proc_handle := _unix_dlsym(handle, cstr)
return proc_handle
}
dlclose :: proc(handle: rawptr) -> bool {
assert(handle != nil)
return _unix_dlclose(handle) == 0
}
dlerror :: proc() -> string {
return string(_unix_dlerror())
}
get_page_size :: proc() -> int {
// NOTE(tetra): The page size never changes, so why do anything complicated
// if we don't have to.
@static page_size := -1
if page_size != -1 {
return page_size
}
page_size = int(_unix_getpagesize())
return page_size
}
_alloc_command_line_arguments :: proc() -> []string {
res := make([]string, len(runtime.args__))
for arg, i in runtime.args__ {
res[i] = string(arg)
}
return res
}
core/os/os_wasi.odin
+2
View File
@@ -1,6 +1,7 @@
package os
import "core:sys/wasm/wasi"
import "core:runtime"
Handle :: distinct i32
Errno :: distinct i32
@@ -93,5 +94,6 @@ heap_free :: proc(ptr: rawptr) {
exit :: proc "contextless" (code: int) -> ! {
runtime._cleanup_runtime_contextless()
wasi.proc_exit(wasi.exitcode_t(code))
}
core/os/os_windows.odin
+2
View File
@@ -2,6 +2,7 @@
package os
import win32 "core:sys/windows"
import "core:runtime"
Handle :: distinct uintptr
File_Time :: distinct u64
@@ -128,6 +129,7 @@ get_page_size :: proc() -> int {
exit :: proc "contextless" (code: int) -> ! {
runtime._cleanup_runtime_contextless()
win32.ExitProcess(win32.DWORD(code))
}
core/os/stat_unix.odin
+1 -1
View File
@@ -1,4 +1,4 @@
//+build linux, darwin, freebsd
//+build linux, darwin, freebsd, openbsd
package os
import "core:time"
core/os/stat_windows.odin
+10 -33
View File
@@ -132,26 +132,11 @@ cleanpath_strip_prefix :: proc(buf: []u16) -> []u16 {
@(private)
cleanpath_from_handle :: proc(fd: Handle) -> (string, Errno) {
if fd == 0 {
return "", ERROR_INVALID_HANDLE
buf, err := cleanpath_from_handle_u16(fd)
if err != 0 {
return "", err
}
h := win32.HANDLE(fd)
MAX_PATH := win32.DWORD(260) + 1
buf: []u16
for {
buf = make([]u16, MAX_PATH, context.temp_allocator)
err := win32.GetFinalPathNameByHandleW(h, raw_data(buf), MAX_PATH, 0)
switch Errno(err) {
case ERROR_PATH_NOT_FOUND, ERROR_INVALID_PARAMETER:
return "", Errno(err)
case ERROR_NOT_ENOUGH_MEMORY:
MAX_PATH = MAX_PATH*2 + 1
continue
}
break
}
return cleanpath_from_buf(buf), ERROR_NONE
return win32.utf16_to_utf8(buf, context.allocator), err
}
@(private)
cleanpath_from_handle_u16 :: proc(fd: Handle) -> ([]u16, Errno) {
@@ -160,21 +145,13 @@ cleanpath_from_handle_u16 :: proc(fd: Handle) -> ([]u16, Errno) {
}
h := win32.HANDLE(fd)
MAX_PATH := win32.DWORD(260) + 1
buf: []u16
for {
buf = make([]u16, MAX_PATH, context.temp_allocator)
err := win32.GetFinalPathNameByHandleW(h, raw_data(buf), MAX_PATH, 0)
switch Errno(err) {
case ERROR_PATH_NOT_FOUND, ERROR_INVALID_PARAMETER:
return nil, Errno(err)
case ERROR_NOT_ENOUGH_MEMORY:
MAX_PATH = MAX_PATH*2 + 1
continue
}
break
n := win32.GetFinalPathNameByHandleW(h, nil, 0, 0)
if n == 0 {
return nil, Errno(win32.GetLastError())
}
return cleanpath_strip_prefix(buf), ERROR_NONE
buf := make([]u16, max(n, win32.DWORD(260))+1, context.temp_allocator)
buf_len := win32.GetFinalPathNameByHandleW(h, raw_data(buf), n, 0)
return buf[:buf_len], ERROR_NONE
}
@(private)
cleanpath_from_buf :: proc(buf: []u16) -> string {