add some debug logs

core/os/os2/process.odin

@@ -348,6 +348,8 @@ process_start :: proc(desc: Process_Desc) -> (Process, Error) {
 	return _process_start(desc)
 }
 
+import "core:log"
+
 /*
 Execute the process and capture stdout and stderr streams.
 
@@ -383,6 +385,8 @@ process_exec :: proc(
 	stderr_r, stderr_w := pipe() or_return
 	defer close(stderr_r)
 
+	log.info("starting process")
+
 	process: Process
 	{
 		// NOTE(flysand): Make sure the write-ends are closed, regardless
@@ -395,6 +399,8 @@ process_exec :: proc(
 		process = process_start(desc) or_return
 	}
 
+	log.info("reading output")
+
 	{
 		defer if err != nil { _ = process_kill(process) }
 
@@ -423,6 +429,7 @@ process_exec :: proc(
 				case .EOF, .Broken_Pipe:
 					stdout_done = true
 				case:
+					log.infof("read stdout error: %v", err)
 					return
 				}
 			}
@@ -438,13 +445,16 @@ process_exec :: proc(
 				case .EOF, .Broken_Pipe:
 					stderr_done = true
 				case:
+					log.infof("read stderr error: %v", err)
 					return
 				}
 			}
 		}
 	}
 
+	log.info("waiting for exit")
 	state, err = process_wait(process)
+	log.info(state, err)
 	if !state.exited { _ = process_kill(process) }
 	return
 }