A main.c

@@ -0,0 +1,42 @@
+#include <stdint.h>
+#include <stdio.h>
+
+#include <termios.h>
+#include <unistd.h>
+
+int main() {
+
+  struct termios old, new;
+
+  tcgetattr(STDIN_FILENO, &old);
+
+  new = old;
+
+  new.c_lflag &= ~(ECHO | ICANON);
+  new.c_cc[VMIN] = 0;  // bytes read to return
+  new.c_cc[VTIME] = 0; // time before return
+
+  tcsetattr(STDIN_FILENO, TCSANOW, &new);
+
+  printf("Pressed characters:\n");
+
+  uint8_t run = 1;
+
+  while (run) {
+    char buffer[10];
+    uint16_t length = read(STDIN_FILENO, buffer, sizeof(buffer));
+    if (length > 0) {
+      uint8_t i;
+      for (i = 0; i < length; i++) {
+        printf(" %d", buffer[i]);
+        if (buffer[i] == 'Q')
+          run = 0;
+      }
+      printf("\n");
+    }
+  }
+
+  tcsetattr(STDIN_FILENO, TCSANOW, &old);
+
+  return 0;
+}

A meson.build

@@ -0,0 +1,7 @@
+project(
+  'thing',
+  'c',
+  default_options :
+    ['std=99']
+  )
+executable('thing', 'main.c')