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authorMichael Smith <mikesmiffy128@gmail.com>2024-05-21 21:25:19 +0100
committerMichael Smith <mikesmiffy128@gmail.com>2024-05-21 21:25:19 +0100
commit29389a446859d0d92145ecb395a3b4bff2e0f8be (patch)
tree03286956cc807ddea39573dfb0db5168d4d8140a /src
parent2d0ac38fa0e023d29b32a867240df7fc38c5afaa (diff)
Deal with the stupid NVDTOR situation
Bill suggested using abi.h for this. Not sure if it's 100% ideal to need to pull in the whole header for this one macro but it's arguably better than most alternatives and definitely better than just continuing to duplicate it ad nauseam.
Diffstat (limited to 'src')
-rw-r--r--src/abi.h7
-rw-r--r--src/con_.c8
-rw-r--r--src/gamedata.c11
-rw-r--r--src/gamedata.h8
-rw-r--r--src/kvsys.c10
-rw-r--r--src/l4dreset.c8
6 files changed, 19 insertions, 33 deletions
diff --git a/src/abi.h b/src/abi.h
index 98d972e..f0637e5 100644
--- a/src/abi.h
+++ b/src/abi.h
@@ -1,5 +1,5 @@
/*
- * Copyright © 2023 Michael Smith <mikesmiffy128@gmail.com>
+ * Copyright © 2024 Michael Smith <mikesmiffy128@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -26,6 +26,9 @@
#ifdef _WIN32 // Windows RTTI stuff, obviously only used on Windows.
+// also this: number of virtual destructor entries (used all over the place)
+#define NVDTOR 1
+
// MSVC RTTI is quite a black box, but thankfully there's some useful sources:
// - https://doxygen.reactos.org/d0/dcf/cxx_8h_source.html
// - https://blog.quarkslab.com/visual-c-rtti-inspection.html
@@ -93,6 +96,8 @@ mod const struct msvc_rtti_locator name = { \
#else
+#define NVDTOR 2 // *stupid* ABI, btw
+
struct itanium_type_info_vtable {
void *dtor1, *dtor2;
};
diff --git a/src/con_.c b/src/con_.c
index a462286..6fc8857 100644
--- a/src/con_.c
+++ b/src/con_.c
@@ -1,6 +1,6 @@
/* THIS FILE SHOULD BE CALLED `con.c` BUT WINDOWS IS STUPID */
/*
- * Copyright © 2023 Michael Smith <mikesmiffy128@gmail.com>
+ * Copyright © 2024 Michael Smith <mikesmiffy128@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -256,12 +256,6 @@ static void VCALLCONV Create_var(void *thisoff, const char *name,
const char *defaultval, int flags, const char *helpstr, bool hasmin,
float min, bool hasmax, float max, void *cb) {}
-#ifdef _WIN32
-#define NVDTOR 1
-#else
-#define NVDTOR 2 // Itanium ABI has 2 because I said so
-#endif
-
// the first few members of ConCommandBase are the same between versions
void *_con_vtab_cmd[14 + NVDTOR] = {
(void *)&dtor,
diff --git a/src/gamedata.c b/src/gamedata.c
index 78eb620..247bf25 100644
--- a/src/gamedata.c
+++ b/src/gamedata.c
@@ -1,5 +1,5 @@
/*
- * Copyright © 2023 Michael Smith <mikesmiffy128@gmail.com>
+ * Copyright © 2024 Michael Smith <mikesmiffy128@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -14,16 +14,9 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
+#include "abi.h" // purely for NVDTOR
#include "gametype.h"
-// same as gamedata.h, not worth putting in its own thing
-// (it's also in con_.c. whatever)
-#ifdef _WIN32
-#define NVDTOR 1
-#else
-#define NVDTOR 2
-#endif
-
#include <gamedatainit.gen.h> // generated by build/mkgamedata.c
// vi: sw=4 ts=4 noet tw=80 cc=80
diff --git a/src/gamedata.h b/src/gamedata.h
index 2e58ef6..050d3b8 100644
--- a/src/gamedata.h
+++ b/src/gamedata.h
@@ -1,5 +1,5 @@
/*
- * Copyright © 2023 Michael Smith <mikesmiffy128@gmail.com>
+ * Copyright © 2024 Michael Smith <mikesmiffy128@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -17,14 +17,20 @@
#ifndef INC_GAMEDATA_H
#define INC_GAMEDATA_H
+// STUPID HACK to avoid pollution if abi.h not already included (only because
+// generated gamedata stuff relies on this being defined)
+#ifndef NVDTOR
#ifdef _WIN32
#define NVDTOR 1
#else
#define NVDTOR 2
#endif
+#endif
#include <gamedata.gen.h> // generated by build/mkgamedata.c
#include <entprops.gen.h> // generated by build/mkentprops.c
+#ifndef INC_ABI_H // YUCK YUCK YUCK
#undef NVDTOR
+#endif
/* Called as part of plugin init to set up various metadata about the game. */
void gamedata_init(void);
diff --git a/src/kvsys.c b/src/kvsys.c
index 1d09b0f..fc10b93 100644
--- a/src/kvsys.c
+++ b/src/kvsys.c
@@ -1,5 +1,5 @@
/*
- * Copyright © 2023 Michael Smith <mikesmiffy128@gmail.com>
+ * Copyright © 2024 Michael Smith <mikesmiffy128@gmail.com>
* Copyright © 2024 Willian Henrique <wsimanbrazil@yahoo.com.br>
*
* Permission to use, copy, modify, and/or distribute this software for any
@@ -15,6 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
+#include "abi.h"
#include "con_.h"
#include "engineapi.h"
#include "extmalloc.h"
@@ -75,13 +76,6 @@ static const char *VCALLCONV hook_GetStringForSymbol(void *this, int s) {
return ret;
}
-// XXX: 5th instance of this in the codebase, should REALLY tidy up soon
-#ifdef _WIN32
-#define NVDTOR 1
-#else
-#define NVDTOR 2
-#endif
-
static void detectabichange(void **kvsvt) {
// When no virtual destructor is present, the 6th function in the KVS vtable
// is AddKeyValuesToMemoryLeakList, which is a nop in release builds.
diff --git a/src/l4dreset.c b/src/l4dreset.c
index e95a1ac..c1a22dd 100644
--- a/src/l4dreset.c
+++ b/src/l4dreset.c
@@ -17,6 +17,7 @@
#include <string.h>
+#include "abi.h"
#include "con_.h"
#include "engineapi.h"
#include "ent.h"
@@ -67,13 +68,6 @@ static void *director; // "TheDirector" server global
bool last_passed;
};*/
-// XXX: duping this again here... what makes sense to tidy this up?
-#ifdef _WIN32
-#define NVDTOR 1
-#else
-#define NVDTOR 2
-#endif
-
struct CVoteIssue;
DECL_VFUNC(const char *, SetIssueDetails, 1 + NVDTOR, const char *)
DECL_VFUNC(const char *, GetDisplayString, 8 + NVDTOR)