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Merge pull request #11598 from aiotter/master

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Add functions from `dirent.h` to std.c
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Andrew Kelley 2022-05-26 20:11:54 -04:00 • committed by GitHub
commit e0a0df5a8a
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3 changed files with 54 additions and 26 deletions
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48
lib/std/c.zig
View file

@ -59,23 +59,45 @@ pub usingnamespace switch (builtin.os.tag) {
pub const whence_t = if (builtin.os.tag == .wasi) std.os.wasi.whence_t else c_int;
// Unix-like systems
pub usingnamespace switch (builtin.os.tag) {
.netbsd, .windows => struct {},
else => struct {
pub const DIR = opaque {};
pub extern "c" fn opendir(pathname: [*:0]const u8) ?*DIR;
pub extern "c" fn fdopendir(fd: c_int) ?*DIR;
pub extern "c" fn rewinddir(dp: *DIR) void;
pub extern "c" fn closedir(dp: *DIR) c_int;
pub extern "c" fn telldir(dp: *DIR) c_long;
pub extern "c" fn seekdir(dp: *DIR, loc: c_long) void;
pub extern "c" fn clock_gettime(clk_id: c_int, tp: *c.timespec) c_int;
pub extern "c" fn clock_getres(clk_id: c_int, tp: *c.timespec) c_int;
pub extern "c" fn gettimeofday(noalias tv: ?*c.timeval, noalias tz: ?*c.timezone) c_int;
pub extern "c" fn nanosleep(rqtp: *const c.timespec, rmtp: ?*c.timespec) c_int;
pub extern "c" fn getrusage(who: c_int, usage: *c.rusage) c_int;
pub extern "c" fn sched_yield() c_int;
pub extern "c" fn sigaction(sig: c_int, noalias act: ?*const c.Sigaction, noalias oact: ?*c.Sigaction) c_int;
pub extern "c" fn sigprocmask(how: c_int, noalias set: ?*const c.sigset_t, noalias oset: ?*c.sigset_t) c_int;
pub extern "c" fn sigfillset(set: ?*c.sigset_t) void;
pub extern "c" fn sigwait(set: ?*c.sigset_t, sig: ?*c_int) c_int;
pub extern "c" fn socket(domain: c_uint, sock_type: c_uint, protocol: c_uint) c_int;
pub extern "c" fn stat(noalias path: [*:0]const u8, noalias buf: *c.Stat) c_int;
pub extern "c" fn alarm(seconds: c_uint) c_uint;
},
};
pub usingnamespace switch (builtin.os.tag) {
.netbsd, .macos, .ios, .watchos, .tvos, .windows => struct {},
else => struct {
pub extern "c" fn clock_getres(clk_id: c_int, tp: *c.timespec) c_int;
pub extern "c" fn clock_gettime(clk_id: c_int, tp: *c.timespec) c_int;
pub extern "c" fn fstat(fd: c.fd_t, buf: *c.Stat) c_int;
pub extern "c" fn getrusage(who: c_int, usage: *c.rusage) c_int;
pub extern "c" fn gettimeofday(noalias tv: ?*c.timeval, noalias tz: ?*c.timezone) c_int;
pub extern "c" fn nanosleep(rqtp: *const c.timespec, rmtp: ?*c.timespec) c_int;
pub extern "c" fn sched_yield() c_int;
pub extern "c" fn sigaction(sig: c_int, noalias act: ?*const c.Sigaction, noalias oact: ?*c.Sigaction) c_int;
pub extern "c" fn sigprocmask(how: c_int, noalias set: ?*const c.sigset_t, noalias oset: ?*c.sigset_t) c_int;
pub extern "c" fn socket(domain: c_uint, sock_type: c_uint, protocol: c_uint) c_int;
pub extern "c" fn stat(noalias path: [*:0]const u8, noalias buf: *c.Stat) c_int;
pub extern "c" fn sigfillset(set: ?*c.sigset_t) void;
pub extern "c" fn alarm(seconds: c_uint) c_uint;
pub extern "c" fn sigwait(set: ?*c.sigset_t, sig: ?*c_int) c_int;
pub extern "c" fn readdir(dp: *c.DIR) ?*c.dirent;
},
};

17
lib/std/c/darwin.zig
View file

@ -62,9 +62,13 @@ const private = struct {
/// force 64bit version.
/// Note that this is fixed on aarch64 and no longer necessary.
extern "c" fn @"fstatat$INODE64"(dirfd: fd_t, path_name: [*:0]const u8, buf: *Stat, flags: u32) c_int;
extern "c" fn readdir(dir: *std.c.DIR) ?*dirent;
extern "c" fn @"readdir$INODE64"(dir: *std.c.DIR) ?*dirent;
};
pub const fstat = if (native_arch == .aarch64) private.fstat else private.@"fstat$INODE64";
pub const fstatat = if (native_arch == .aarch64) private.fstatat else private.@"fstatat$INODE64";
pub const readdir = if (native_arch == .aarch64) private.readdir else private.@"readdir$INODE64";
pub extern "c" fn mach_absolute_time() u64;
pub extern "c" fn mach_continuous_time() u64;
@ -696,19 +700,6 @@ pub extern "c" fn os_unfair_lock_assert_not_owner(o: os_unfair_lock_t) void;
// XXX: close -> close$NOCANCEL
// XXX: getdirentries -> _getdirentries64
pub extern "c" fn clock_getres(clk_id: c_int, tp: *timespec) c_int;
pub extern "c" fn clock_gettime(clk_id: c_int, tp: *timespec) c_int;
pub extern "c" fn getrusage(who: c_int, usage: *rusage) c_int;
pub extern "c" fn gettimeofday(noalias tv: ?*timeval, noalias tz: ?*timezone) c_int;
pub extern "c" fn nanosleep(rqtp: *const timespec, rmtp: ?*timespec) c_int;
pub extern "c" fn sched_yield() c_int;
pub extern "c" fn sigaction(sig: c_int, noalias act: ?*const Sigaction, noalias oact: ?*Sigaction) c_int;
pub extern "c" fn sigprocmask(how: c_int, noalias set: ?*const sigset_t, noalias oset: ?*sigset_t) c_int;
pub extern "c" fn socket(domain: c_uint, sock_type: c_uint, protocol: c_uint) c_int;
pub extern "c" fn stat(noalias path: [*:0]const u8, noalias buf: *Stat) c_int;
pub extern "c" fn sigfillset(set: ?*sigset_t) void;
pub extern "c" fn alarm(seconds: c_uint) c_uint;
pub extern "c" fn sigwait(set: ?*sigset_t, sig: ?*c_int) c_int;
// See: https://opensource.apple.com/source/xnu/xnu-6153.141.1/bsd/sys/_types.h.auto.html
// TODO: audit mode_t/pid_t, should likely be u16/i32

15
lib/std/c/linux.zig
View file

@ -364,3 +364,18 @@ pub const RTLD = struct {
pub const GLOBAL = 256;
pub const LOCAL = 0;
};
pub const dirent = struct {
d_ino: c_uint,
d_off: c_uint,
d_reclen: c_ushort,
d_type: u8,
d_name: [256]u8,
};
pub const dirent64 = struct {
d_ino: c_ulong,
d_off: c_ulong,
d_reclen: c_ushort,
d_type: u8,
d_name: [256]u8,
};