1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
fn main() {
// espeak-rs-sys builds espeak-ng from source but misses linking sonic
// and the speechPlayer audio_object symbols. piper-rs only uses
// espeak-ng for phonemization (never audio output), so stub implementations
// satisfy the linker without providing real functionality.
let out_dir = std::env::var("OUT_DIR").unwrap();
let stubs_c = format!("{}/tts_stubs.c", out_dir);
let stubs_o = format!("{}/tts_stubs.o", out_dir);
let stubs_a = format!("{}/libtts_stubs.a", out_dir);
std::fs::write(
&stubs_c,
r#"
#include <stddef.h>
typedef void* sonicStream;
sonicStream sonicCreateStream(int sampleRate, int channels) { return NULL; }
void sonicDestroyStream(sonicStream s) {}
void sonicSetSpeed(sonicStream s, float speed) {}
float sonicGetSpeed(sonicStream s) { return 1.0f; }
void sonicWriteShortToStream(sonicStream s, const short *samples, int n) {}
int sonicReadShortFromStream(sonicStream s, short *samples, int n) { return 0; }
void sonicFlushStream(sonicStream s) {}
typedef void* audio_object_t;
int audio_object_open(audio_object_t o) { return 0; }
int audio_object_write(audio_object_t o, const void *buf, size_t n) { return (int)n; }
int audio_object_close(audio_object_t o) { return 0; }
int audio_object_flush(audio_object_t o) { return 0; }
int audio_object_drain(audio_object_t o) { return 0; }
const char* audio_object_strerror(audio_object_t o, int err) { return "stub"; }
audio_object_t create_audio_device_object(void* d, const char* device) { return NULL; }
"#,
)
.expect("write stubs");
// cc -c
let status = std::process::Command::new("cc")
.args(["-c", &stubs_c, "-o", &stubs_o])
.status()
.expect("run cc");
assert!(status.success(), "cc -c failed");
// ar rcs
let status = std::process::Command::new("ar")
.args(["rcs", &stubs_a, &stubs_o])
.status()
.expect("run ar");
assert!(status.success(), "ar rcs failed");
println!("cargo:rustc-link-search=native={}", out_dir);
println!("cargo:rustc-link-lib=static=tts_stubs");
}
|
