fix(stt): fail configure if the patched whisper.cpp is not compiled; read the harness port from the helper env

Author: EtienneLescot

electron/native/whisper-stt/CMakeLists.txt

@@ -174,6 +174,9 @@ configure_file("${CMAKE_CURRENT_BINARY_DIR}/whisper-patched/whisper.cpp.tmp"
   "${CMAKE_CURRENT_BINARY_DIR}/whisper-patched/whisper.cpp" COPYONLY)
 get_target_property(osc_whisper_srcs whisper SOURCES)
 list(TRANSFORM osc_whisper_srcs REPLACE "^whisper\\.cpp$" "${CMAKE_CURRENT_BINARY_DIR}/whisper-patched/whisper.cpp")
+if(NOT "${CMAKE_CURRENT_BINARY_DIR}/whisper-patched/whisper.cpp" IN_LIST osc_whisper_srcs)
+  message(FATAL_ERROR "char-dtw: the whisper target does not list whisper.cpp as expected (${osc_whisper_srcs})")
+endif()
 set_property(TARGET whisper PROPERTY SOURCES ${osc_whisper_srcs})
 
 add_executable(whisper-stt-server src/main.cpp)

tools/stt-eval/word-timing/lib.mjs

@@ -27,7 +27,7 @@ export const SR = 16000;
  * 20500-20599 (OSC_WORD_TIMING_PORT moves the range) and waits until it answers. The process is killed on exit.
  */
 export async function startHelper(exe, { cpu = false, env = process.env } = {}) {
-	const port = Number(process.env.OSC_WORD_TIMING_PORT ?? 20500) + Math.floor(Math.random() * 100);
+	const port = Number(env.OSC_WORD_TIMING_PORT ?? 20500) + Math.floor(Math.random() * 100);
 	const args = [
 		"--model",
 		path.join(MODELS, "ggml-small-q8_0.bin"),