Merge pull request #771 from raybellis/macos_fixes

Fixes for compilation under macOS / GCC 13.3.1

drivers/ltp305/ltp305.cpp

@@ -64,8 +64,8 @@ namespace pimoroni {
   }
 
   void LTP305::set_character(uint8_t x, uint16_t ch) {
-    uint8_t *data = nullptr;
-    for(auto c : dotfont) {
+    const uint8_t *data = nullptr;
+    for(const auto& c : dotfont) {
       if(c.code == ch) {
         data = &c.data[0];
         break;
@@ -128,4 +128,4 @@ namespace pimoroni {
     i2c->reg_write_uint8(address, CMD_BRIGHTNESS, brightness);
     i2c->reg_write_uint8(address, CMD_UPDATE, 0x01);
   }
-}
+}

drivers/vl53l1x/vl53l1x.cpp

@@ -217,7 +217,7 @@ namespace pimoroni {
     i2c->read_blocking(address, (uint8_t *)&value, 4, false);
 
     // TODO do we need to bswap this return value?
-    return __bswap32(value);
+    return __builtin_bswap32(value);
   }
 
   // set distance mode to Short, Medium, or Long

libraries/hershey_fonts/hershey_fonts.hpp

@@ -1,6 +1,7 @@
 #include <map>
 #include <string>
 #include <functional>
+#include <cstdint>
 
 namespace hershey {
   struct font_glyph_t {
@@ -50,4 +51,4 @@ namespace hershey {
 
   bool has_font(std::string_view font);
   const font_t* font(std::string_view font);
-}
+}