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//+build linux, darwin, freebsd, openbsd
package filepath
when ODIN_OS == .Darwin {
foreign import libc "system:System.framework"
} else {
foreign import libc "system:c"
}
import "base:runtime"
import "core:strings"
SEPARATOR :: '/'
SEPARATOR_STRING :: `/`
LIST_SEPARATOR :: ':'
is_reserved_name :: proc(path: string) -> bool {
return false
}
is_abs :: proc(path: string) -> bool {
return strings.has_prefix(path, "/")
}
abs :: proc(path: string, allocator := context.allocator) -> (string, bool) {
rel := path
if rel == "" {
rel = "."
}
rel_cstr := strings.clone_to_cstring(rel, context.temp_allocator)
path_ptr := realpath(rel_cstr, nil)
if path_ptr == nil {
return "", __error()^ == 0
}
defer _unix_free(path_ptr)
path_cstr := cstring(path_ptr)
path_str := strings.clone(string(path_cstr), allocator)
return path_str, true
}
join :: proc(elems: []string, allocator := context.allocator) -> string {
for e, i in elems {
if e != "" {
runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD(ignore = context.temp_allocator == allocator)
p := strings.join(elems[i:], SEPARATOR_STRING, context.temp_allocator)
return clean(p, allocator)
}
}
return ""
}
@(private)
foreign libc {
realpath :: proc(path: cstring, resolved_path: rawptr) -> rawptr ---
@(link_name="free") _unix_free :: proc(ptr: rawptr) ---
}
when ODIN_OS == .Darwin {
@(private)
foreign libc {
@(link_name="__error") __error :: proc() -> ^i32 ---
}
} else when ODIN_OS == .OpenBSD {
@(private)
foreign libc {
@(link_name="__errno") __error :: proc() -> ^i32 ---
}
} else {
@(private)
foreign libc {
@(link_name="__errno_location") __error :: proc() -> ^i32 ---
}
}
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