mirror of
https://github.com/janet-lang/janet
synced 2024-12-25 07:50:27 +00:00
Add preliminary os lib.
This commit is contained in:
parent
f4ef0ae0bb
commit
39d6bd573a
@ -55,6 +55,7 @@ src/core/gc.c
|
||||
src/core/io.c
|
||||
src/core/math.c
|
||||
src/core/native.c
|
||||
src/core/os.c
|
||||
src/core/string.c
|
||||
src/core/struct.c
|
||||
src/core/symcache.c
|
||||
|
@ -109,6 +109,7 @@ DstTable *dst_stl_env() {
|
||||
dst_lib_buffer(args);
|
||||
dst_lib_table(args);
|
||||
dst_lib_fiber(args);
|
||||
dst_lib_os(args);
|
||||
dst_lib_parse(args);
|
||||
dst_lib_compile(args);
|
||||
dst_lib_asm(args);
|
||||
|
101
src/core/os.c
Normal file
101
src/core/os.c
Normal file
@ -0,0 +1,101 @@
|
||||
/*
|
||||
* Copyright (c) 2017 Calvin Rose
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to
|
||||
* deal in the Software without restriction, including without limitation the
|
||||
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
|
||||
* sell copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
||||
* IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
#include <dst/dst.h>
|
||||
|
||||
#include <stdlib.h>
|
||||
|
||||
static int os_execute(DstArgs args) {
|
||||
int nofirstarg = (args.n < 1 || !dst_checktype(args.v[0], DST_STRING));
|
||||
const char *cmd = nofirstarg
|
||||
? NULL
|
||||
: (const char *) dst_unwrap_string(args.v[0]);
|
||||
int stat = system(cmd);
|
||||
return dst_return(args, cmd
|
||||
? dst_wrap_integer(stat)
|
||||
: dst_wrap_boolean(stat));
|
||||
}
|
||||
|
||||
static int os_getenv(DstArgs args) {
|
||||
if (args.n != 1 || !dst_checktype(args.v[0], DST_STRING))
|
||||
return dst_throw(args, "expected string");
|
||||
const char *cstr = (const char *) dst_unwrap_string(args.v[0]);
|
||||
const char *res = getenv(cstr);
|
||||
return dst_return(args, cstr
|
||||
? dst_cstringv(res)
|
||||
: dst_wrap_nil());
|
||||
}
|
||||
|
||||
static int os_setenv(DstArgs args) {
|
||||
int t2;
|
||||
if (args.n < 2) return dst_throw(args, "expected 2 arguments");
|
||||
t2 = dst_type(args.v[1]);
|
||||
if (!dst_checktype(args.v[0], DST_STRING)
|
||||
|| (t2 != DST_STRING && t2 != DST_NIL))
|
||||
return dst_throw(args, "expected string");
|
||||
const char *k = (const char *) dst_unwrap_string(args.v[0]);
|
||||
#ifdef DST_WINDOWS
|
||||
if (t2 == DST_NIL) {
|
||||
// Investigate best way to delete env vars on windows. Use winapi?
|
||||
_putenv_s(k, "");
|
||||
} else {
|
||||
const char *v = (const char *) dst_unwrap_string(args.v[1]);
|
||||
_putenv_s(k, v);
|
||||
}
|
||||
#else
|
||||
if (t2 == DST_NIL) {
|
||||
unsetenv(k);
|
||||
} else {
|
||||
const char *v = (const char *) dst_unwrap_string(args.v[1]);
|
||||
setenv(k, v, 1);
|
||||
}
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int os_exit(DstArgs args) {
|
||||
if (args.n == 0) {
|
||||
exit(EXIT_SUCCESS);
|
||||
} else if (dst_checktype(args.v[0], DST_TRUE)
|
||||
|| dst_checktype(args.v[0], DST_FALSE)) {
|
||||
exit(dst_unwrap_boolean(args.v[0]) ? EXIT_SUCCESS : EXIT_FAILURE);
|
||||
return 0;
|
||||
} else {
|
||||
exit(dst_hash(args.v[0]));
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const DstReg cfuns[] = {
|
||||
{"os-execute", os_execute},
|
||||
{"os-exit", os_exit},
|
||||
{"os-getenv", os_getenv},
|
||||
{"os-setenv", os_setenv},
|
||||
{NULL, NULL}
|
||||
};
|
||||
|
||||
/* Module entry point */
|
||||
int dst_lib_os(DstArgs args) {
|
||||
DstTable *env = dst_env_arg(args);
|
||||
dst_env_cfuns(env, cfuns);
|
||||
return 0;
|
||||
}
|
@ -27,12 +27,13 @@
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include "dstconfig.h"
|
||||
|
||||
#include <stdint.h>
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdarg.h>
|
||||
|
||||
#include "dstconfig.h"
|
||||
#include "dsttypes.h"
|
||||
#include "dststate.h"
|
||||
|
||||
|
@ -27,7 +27,6 @@
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#define DST_VERSION "0.0.0 alpha"
|
||||
|
||||
@ -50,6 +49,8 @@ extern "C" {
|
||||
|| defined(sun) || defined(__sun) /* Solaris */ \
|
||||
|| defined(unix) || defined(__unix) || defined(__unix__)
|
||||
#define DST_UNIX 1
|
||||
/* Enable certain posix features */
|
||||
#define _POSIX_C_SOURCE 200112L
|
||||
#elif defined(__EMSCRIPTEN__)
|
||||
#define DST_WEB 1
|
||||
#elif defined(WIN32) || defined(_WIN32)
|
||||
@ -89,6 +90,9 @@ extern "C" {
|
||||
#define DST_LITTLE_ENDIAN 1
|
||||
#endif
|
||||
|
||||
/* Include default headers */
|
||||
#include <stdint.h>
|
||||
|
||||
/* Handle runtime errors */
|
||||
#ifndef dst_exit
|
||||
#include <stdlib.h>
|
||||
|
@ -111,6 +111,7 @@ int dst_lib_tuple(DstArgs args);
|
||||
int dst_lib_buffer(DstArgs args);
|
||||
int dst_lib_table(DstArgs args);
|
||||
int dst_lib_fiber(DstArgs args);
|
||||
int dst_lib_os(DstArgs args);
|
||||
|
||||
/* Useful for compiler */
|
||||
Dst dst_op_add(Dst lhs, Dst rhs);
|
||||
|
Loading…
Reference in New Issue
Block a user