Switched to clang and C23

Signed-off-by: Robear Selwans <robear.selwans@outlook.com>

README.md

@@ -1,3 +1,11 @@
-# evol-headers
+# evol headers
 
-STILL A WIP
+Project Initialization
+```
+meson setup --native-file=meson-native-clang --wipe build
+```
+
+Build:
+```
+meson compile -C build
+```

ev_internal.h

@@ -14,7 +14,7 @@ typedef unsigned long long int u64;
 typedef float  f32;
 typedef double f64;
 
-#if !defined(__cplusplus)
+#if !defined(__cplusplus) && __STDC_VERSION__ < 202311L
 typedef _Bool bool;
 #define true 1
 #define false 0

ev_types.h

@@ -82,7 +82,7 @@ typedef struct {
 #define TYPEDATA_GEN(T, ...) \
   EV_WARNING_PUSH(); \
   EV_WARNING_DISABLE_GCC("override-init"); \
-  EV_WARNING_DISABLE_CLANG("override-init"); \
+  EV_WARNING_DISABLE_CLANG("initializer-overrides"); \
   EV_UNUSED static const EvTypeData TypeData(T) = { \
     EV_DEBUG(.name = EV_STRINGIZE(T),) \
     .size = sizeof(T), \
@@ -114,6 +114,7 @@ typedef struct {
 #define __EV_DEFAULT_FN(T, ...)  .default_val = (void*)&(T){ __VA_ARGS__ },
 #define __EV_INVALID_FN(T, ...)  .invalid_val = (void*)&(T){ __VA_ARGS__ },
 
+[[maybe_unused]]
 static void nop() {}
 #define METHOD_CHECK(T, ...) (__VA_ARGS__ EV_DEBUG(?__VA_ARGS__:(assert(!EV_STRINGIZE(__VA_ARGS__)"not defined"),(T)nop)))
 

meson-native-clang

@@ -0,0 +1,4 @@
+[binaries]
+c = 'clang.exe'
+c_ld = 'lld'
+cpp = 'clang++.exe'

meson.build

@@ -1,5 +1,5 @@
 project('evol-headers', 'c',
-  default_options : [ 'c_std=gnu17' ])
+  default_options : [ 'c_std=gnu23' ])
 
 headers_include = include_directories('.')
 
@@ -16,6 +16,8 @@ endif
 cc = meson.get_compiler('c')
 if cc.get_id() == 'msvc'
   evh_c_args += '/Zc:preprocessor'
+elif cc.get_id() == 'clang'
+  evh_c_args += '-DEV_CC_CLANG=1'
 endif
 
 # All other targets should follow the same template
@@ -33,7 +35,7 @@ headers_dep = declare_dependency(
 )
 
 # Tests
-str_test = executable('str_test', 'str_test.c', dependencies: [str_dep])
+str_test = executable('str_test', 'str_test.c', dependencies: [str_dep], c_args: evh_c_args)
 test('evstr', str_test)
 
 if meson.version().version_compare('>= 0.54.0')