Fix some core warnings

1 files changed, 20 insertions, 13 deletions

diff --git a/src/core/src/loop.c b/src/core/src/loop.c
index 85e8cf6..07ce707 100644
--- a/src/core/src/loop.c
+++ b/src/core/src/loop.c
@@ -57,8 +57,8 @@ void delay( uint64_t us )
     Sleep( ms );
 #else
     struct timespec ts = {
-      .tv_sec = us / 1000000,
-      .tv_nsec = (us * 1000) % 1000000000
+      .tv_sec = (i64)us / 1000000,
+      .tv_nsec = ((i64)us * 1000) % 1000000000
     };
     struct timespec rem = {0,0};
     int err = 0;
@@ -73,6 +73,9 @@ void delay( uint64_t us )
         case ENOTSUP:
           WARN("clock_nanosleep didn't sleep full duration: unsupported clock.");
           break;
+        default:
+          WARN("clock_nanosleep didn't sleep full duration!");
+          break;
       }
       ts = rem;
       rem = (struct timespec){0,0};
@@ -95,12 +98,6 @@ i32 cmp_int(const void* a, const void* b) {
 //  return realsize;
 //}
 
-void engine_update_window(Window* w, void* e) {
-  //WARN("Unhandled function", (i32)e);
-  return;
-}
-
-
 /* Creates the window, initializes IO, Rendering, Fonts and engine-specific
  * resources. */
 Platform* engine_init(const char* windowtitle, i32 windowWidth, i32 windowHeight,
@@ -335,8 +332,6 @@ i32 engine_run(Platform* p, StateType initial_state, void* state_arg) {
     /* Delta is relative to FPS cap */
     //const f64 delta = (f64)dt / (f64)fps_cap;
 
-    frame_end = frame_start;
-
     /* Events */
     glfwPollEvents();
     i_flush_bindings(dt, callbacks_len, callbacks, mem->data);
@@ -394,7 +389,7 @@ i32 engine_run(Platform* p, StateType initial_state, void* state_arg) {
                "\tframetime: %luμs"
                "\trendertime: %luμs"
                "\n"
-            , ((f64)(ticks - last_fps_ticks)) / (dt_measurement / 1000000.0)
+            , ((f64)(ticks - last_fps_ticks)) / ((f64)dt_measurement / 1000000.0)
             , ticks
             , dt
             , rendertime_dt
@@ -448,9 +443,21 @@ isize f_get_sz(FILE* f) {
   }
 
   const isize pos = ftell(f);
+  if (pos == -1) {
+    ERROR("Failed to determine file size (%d): %s", errno, strerror(errno));
+  }
+
+  const i32 err = fseek(f, 0, SEEK_END);
+  if (err != 0) {
+    if (err == ESPIPE) return 0;
+    ERROR("Failed to determine file size!");
+  }
 
-  fseek(f, 0, SEEK_END);
-  const i64 size = ftell(f);
+  const isize size = ftell(f);
+
+  if (size == -1) {
+    ERROR("Failed to determine file size (%d): %s", errno, strerror(errno));
+  }
 
   // Reset the position to the position prior to calling f_get_sz
   fseek(f, pos, SEEK_SET);