Replace pragma onces with guards because preproc names are useful

core/core.h

@@ -1,4 +1,6 @@
-#pragma once
+#ifndef FIRST_CORE_HEADER
+#define FIRST_CORE_HEADER
+
 #include "../standalone_libraries/preproc_env.h"
 #include "../standalone_libraries/stb_sprintf.h"
 #include "../standalone_libraries/io.h"
@@ -29,3 +31,5 @@
         if (!allocator.p) allocator = M_GetSystemAllocator();
     #include "../standalone_libraries/array.hpp"
 #endif
+
+#endif

standalone_libraries/array.hpp

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_ARRAY_HEADER
+#define FIRST_ARRAY_HEADER
 
 #ifndef ARRAY_REALLOCATE
     #include <stdlib.h>
@@ -33,7 +34,7 @@
 //         if (it == 4) ForArrayRemovableDeclare();
 //     }
 //
-#ifdef DEFER_HEADER
+#ifdef FIRST_DEFER_HEADER
     #define ForArrayRemovable(a) for (int __i = 0; __i < (a).len; __i += 1)
     #define ForArrayRemovablePrepare(a) \
         auto &it = (a)[__i];            \
@@ -301,3 +302,5 @@ struct Array {
         }
     }
 };
+
+#endif

standalone_libraries/clexer.h

@@ -1,4 +1,6 @@
-#pragma once
+#ifndef FIRST_CL_HEADER
+#define FIRST_CL_HEADER
+
 #include <stdint.h>
 #include <stdbool.h>
 #include <stddef.h>
@@ -296,3 +298,5 @@ CL_INLINE bool CL_IsKeywordOrIdent(CL_Kind kind) {
     bool result = CL_IsKeyword(kind) || kind == CL_IDENTIFIER;
     return result;
 }
+
+#endif

standalone_libraries/defer.hpp

@@ -1,5 +1,5 @@
-#pragma once
+#ifndef FIRST_DEFER_HEADER
-#define DEFER_HEADER
+#define FIRST_DEFER_HEADER
 
 template <typename T>
 struct DEFER_ExitScope {
@@ -21,3 +21,5 @@ class DEFER_ExitScopeHelp {
 #define DEFER_CONCAT_INTERNAL(x, y) x##y
 #define DEFER_CONCAT(x, y) DEFER_CONCAT_INTERNAL(x, y)
 #define defer const auto DEFER_CONCAT(defer__, __LINE__) = DEFER_ExitScopeHelp() + [&]()
+
+#endif

standalone_libraries/hash.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_HASH_HEADER
+#define FIRST_HASH_HEADER
 #include <stdint.h>
 
 #ifndef HASH_API_FUNCTION
@@ -24,3 +25,4 @@ HASH_API_FUNCTION uint64_t HashMix(uint64_t x, uint64_t y);
 
 #define WRAP_AROUND_POWER_OF_2(x, pow2) (((x) & ((pow2)-1llu)))
 static inline float GetRandomNormalF(RandomSeed *series) { return (float)GetRandomNormal(series); }
+#endif

standalone_libraries/io.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_IO_HEADER
+#define FIRST_IO_HEADER
 #include <stdbool.h>
 
 #ifndef IO_API
@@ -87,3 +88,4 @@ const int IO_KindWarningf = 2;
 
 #define IO_Printf(...) IO__Printf(IO_KindPrintf, __FILE__, __LINE__, __VA_ARGS__)
 #define IO_Warningf(...) IO__Printf(IO_KindWarningf, __FILE__, __LINE__, __VA_ARGS__)
+#endif

standalone_libraries/linked_list.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_LL_HEADER
+#define FIRST_LL_HEADER
 #define SLL_QUEUE_ADD_MOD(f, l, n, next) \
     do {                                 \
         (n)->next = 0;                   \
@@ -123,3 +124,4 @@
     } while (0)
 #define DLL_INSERT_NEXT(base, new) DLL_INSERT_NEXT_MOD(base, new, next, prev)
 #define DLL_INSERT_PREV(base, new) DLL_INSERT_NEXT_MOD(base, new, next, prev)
+#endif

standalone_libraries/load_library.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_LIB_HEADER
+#define FIRST_LIB_HEADER
 typedef void *LIB_Library;
 
 LIB_Library LIB_LoadLibrary(char *str);
@@ -8,3 +9,4 @@ bool LIB_UnloadLibrary(LIB_Library lib);
 #ifndef LIB_EXPORT
     #define LIB_EXPORT __declspec(dllexport)
 #endif
+#endif

standalone_libraries/multimedia.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_MU_HEADER
+#define FIRST_MU_HEADER
 #include <stdbool.h>
 #include <stdint.h>
 #include <stddef.h>
@@ -366,3 +367,4 @@ typedef struct MU_Event {
 
 
     */
+#endif

standalone_libraries/preproc_env.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_ENV_HEADER
+#define FIRST_ENV_HEADER
 #ifndef _CRT_SECURE_NO_WARNINGS
     #define _CRT_SECURE_NO_WARNINGS
 #endif
@@ -116,3 +117,4 @@
 //     #pragma clang diagnostic push
 //     #pragma clang diagnostic ignored "-Wmicrosoft-enum-forward-reference"
 // #endif
+#endif

standalone_libraries/regex.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_REGEX_HEADER
+#define FIRST_REGEX_HEADER
 #include <stdint.h>
 #include <stdbool.h>
 
@@ -91,3 +92,4 @@ RE_API RE_Match RE3_FindAgain(RE_Regex *regex, char *string, RE_Int len, RE_Matc
 RE_API RE_Int RE3_MatchFront(RE_Regex *regex, char *string, RE_Int len, char *string_front);
 RE_API RE_Regex *RE1_Parse(char *buff, RE_Int buffsize, char *string);
 RE_API RE_Regex *RE2_Parse(char *buff, RE_Int buffsize, char *string, RE_Int len);
+#endif

standalone_libraries/string.c

@@ -530,7 +530,7 @@ S8_API S8_String S8_AddF(S8_Allocator allocator, S8_List *list, const char *str,
     return result;
 }
 
-#ifdef UTF_HEADER
+#ifdef FIRST_UTF_HEADER
 
 S8_API S16_String S8_ToWidecharEx(S8_Allocator allocator, S8_String string) {
     S8_ASSERT(sizeof(wchar_t) == 2);

standalone_libraries/string.h

@@ -1,5 +1,5 @@
-#pragma once
+#ifndef FIRST_S8_STRING
-#define S8_HEADER
+#define FIRST_S8_STRING
 #include <stdint.h>
 #include <stdbool.h>
 
@@ -32,7 +32,7 @@ struct S8_String {
     S8_String(char *s, int64_t l) : str(s), len(l) {}
     S8_String(const char *s) : str((char *)s), len(S8_Length((char *)s)) {}
     S8_String(const char *s, int64_t l) : str((char *)s), len(l) {}
-    #if defined(UTF_HEADER)
+    #if defined(FIRST_UTF_HEADER)
     struct Iter {
         UTF8_Iter i;
 
@@ -47,7 +47,7 @@ struct S8_String {
 
     Iter begin() { return {UTF8_IterateEx(str, (int)len)}; }
     Iter end() { return {}; }
-    #endif // UTF_HEADER
+    #endif // FIRST_UTF_HEADER
 #endif     // __cplusplus
 };
 
@@ -192,3 +192,4 @@ inline S8_String operator""_s(const char *str, size_t size) { return {(char *)st
 inline bool operator==(S8_String a, S8_String b) { return S8_AreEqual(a, b, 0); }
 inline bool operator!=(S8_String a, S8_String b) { return !S8_AreEqual(a, b, 0); }
 #endif
+#endif

standalone_libraries/table.hpp

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_TABLE_HEADER
+#define FIRST_TABLE_HEADER
 #include <stdint.h>
 /*
     Hash table implementation:
@@ -222,7 +223,7 @@ struct Table {
         return get(hash, default_value);
     }
 
-    #ifdef S8_HEADER
+#ifdef FIRST_S8_HEADER
     Value *get(S8_String s) {
         uint64_t hash = TABLE_HASH_BYTES(s.str, (unsigned)s.len);
         return get(hash);
@@ -260,3 +261,4 @@ struct Table {
         values = 0;
     }
 };
+#endif

standalone_libraries/unicode.h

@@ -1,4 +1,5 @@
-#pragma once
+#ifndef FIRST_UTF_HEADER
+#define FIRST_UTF_HEADER
 #define UTF_HEADER
 #include <stdint.h>
 typedef struct UTF32_Result UTF32_Result;
@@ -51,3 +52,4 @@ UTF_API UTF8_Iter UTF8_IterateEx(char *str, int len);
 UTF_API UTF8_Iter UTF8_Iterate(char *str);
 
 #define UTF8_For(name, str, len) for (UTF8_Iter name = UTF8_IterateEx(str, (int)len); name.item; UTF8_Advance(&name))
+#endif