マイクとカメラ（OpenBSDのみ）

main.c

@@ -4,11 +4,14 @@
 
 #include "src/user.h"
 #include "src/os.h"
-#include "src/host.h"
-#include "src/uptime.h"
 #if defined(__linux__)
 #include "src/distro.h"
 #endif
+#include "src/host.h"
+#include "src/uptime.h"
+#if defined(__OpenBSD__)
+#include "src/recording.h"
+#endif
 #include "src/cpu.h"
 #include "src/memory.h"
 
@@ -45,6 +48,14 @@ int main() {
   display_time();
   printf("\n");
 
+#if defined(__OpenBSD__)
+  printf("Recording: audio = ");
+  display_recording_audio();
+  printf(", video = ");
+  display_recording_video();
+  printf("\n");
+#endif
+
   printf("CPU: ");
   display_cpu();
   printf("\n");

src/cpu.c

@@ -1,4 +1,4 @@
-#include "memory.h"
+#include "cpu.h"
 
 #include <stdio.h>
 #include <string.h>

src/recording.c

@@ -0,0 +1,32 @@
+#if defined(__OpenBSD__)
+#include "recording.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+
+void run_rec_command(const char *command) {
+  char buf[128];
+
+  FILE *p = popen(command, "r");
+  if (!p) {
+    fprintf(stderr, "録画コマンドを実効に失敗: %s", command);
+    return;
+  }
+
+  while (fgets(buf, sizeof(buf), p) != NULL) {
+    buf[strcspn(buf, "\n")] = '\0';
+    printf("%s", strncmp(buf, "0", strlen(buf)) ? "off" : "on");
+  }
+
+  pclose(p);
+}
+
+void display_recording_audio() {
+  run_rec_command("sysctl -n kern.audio.record");
+}
+
+void display_recording_video() {
+  run_rec_command("sysctl -n kern.video.record");
+}
+#endif

src/recording.h

@@ -0,0 +1,9 @@
+#if defined(__OpenBSD__)
+#ifndef RECORDING_H
+#define RECORDING_H
+
+void display_recording_audio();
+void display_recording_video();
+
+#endif
+#endif

src/uptime.c

@@ -1,4 +1,4 @@
-#include "memory.h"
+#include "uptime.h"
 
 #include <stdio.h>
 #include <string.h>