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added the setenv and unsetenv bindings for darwin, inspired but os_linux.odin

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Hector Mejia
2024-07-05 16:26:03 -04:00
parent ecffe5a082
commit 2b854c94da
1 changed files with 25 additions and 0 deletions
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25
core/os/os_darwin.odin
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@@ -477,7 +477,11 @@ foreign libc {
@(link_name="calloc") _unix_calloc :: proc(num, size: int) -> rawptr ---
@(link_name="free") _unix_free :: proc(ptr: rawptr) ---
@(link_name="realloc") _unix_realloc :: proc(ptr: rawptr, size: int) -> rawptr ---
@(link_name="getenv") _unix_getenv :: proc(cstring) -> cstring ---
@(link_name="unsetenv") _unix_unsetenv :: proc(cstring) -> c.int ---
@(link_name="setenv") _unix_setenv :: proc(key: cstring, value: cstring, overwrite: c.int) -> c.int ---
@(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: u16) -> c.int ---
@@ -914,6 +918,27 @@ get_env :: proc(key: string, allocator := context.allocator) -> (value: string)
return
}
set_env :: proc(key, value: string) -> Errno {
runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD()
key_cstring := strings.clone_to_cstring(key, context.temp_allocator)
value_cstring := strings.clone_to_cstring(value, context.temp_allocator)
res := _unix_setenv(key_cstring, value_cstring, 1)
if res < 0 {
return Errno(get_last_error())
}
return ERROR_NONE
}
unset_env :: proc(key: string) -> Errno {
runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD()
s := strings.clone_to_cstring(key, context.temp_allocator)
res := _unix_unsetenv(s)
if res < 0 {
return Errno(get_last_error())
}
return ERROR_NONE
}
get_current_directory :: proc() -> string {
page_size := get_page_size() // NOTE(tetra): See note in os_linux.odin/get_current_directory.
buf := make([dynamic]u8, page_size)