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fix selfExePath on macosx

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This commit is contained in:
Andrew Kelley 2018-08-21 20:52:21 -04:00
parent ea1b21dbdb
commit 478db39866
1 changed files with 2 additions and 1 deletions
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3
std/os/index.zig
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@ -2094,6 +2094,7 @@ test "openSelfExe" {
///
/// On Linux, depends on procfs being mounted. If the currently executing binary has
/// been deleted, the file path looks something like `/a/b/c/exe (deleted)`.
/// TODO make the return type of this a null terminated pointer
pub fn selfExePath(out_buffer: *[MAX_PATH_BYTES]u8) ![]u8 {
switch (builtin.os) {
Os.linux => return readLink(out_buffer, "/proc/self/exe"),
@ -2117,7 +2118,7 @@ pub fn selfExePath(out_buffer: *[MAX_PATH_BYTES]u8) ![]u8 {
var u32_len: u32 = @intCast(u32, out_buffer.len); // TODO shouldn't need this cast
const rc = c._NSGetExecutablePath(out_buffer, &u32_len);
if (rc != 0) return error.NameTooLong;
return out_buffer[0..u32_len];
return mem.toSlice(u8, out_buffer);
},
else => @compileError("Unsupported OS"),
}