link to older glibc

hzqst · Jan 23, 2023 · d85e0fa · d85e0fa
1 parent 8c2e9bf
commit d85e0fa
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Showing 8 changed files with 25 additions and 1 deletion.
diff --git a/ascurl/meta_api.cpp b/ascurl/meta_api.cpp
@@ -48,6 +48,8 @@
 #include "serverdef.h"
 #include "ascurl.h"
 
+LINK_TO_OLDER_GLIBC();
+
 IMPORT_ASEXT_API_DEFINE();
 
 // Must provide at least one of these..

diff --git a/asext/meta_api.cpp b/asext/meta_api.cpp
@@ -48,6 +48,8 @@
 
 #include "serverdef.h"
 
+LINK_TO_OLDER_GLIBC();
+
 hook_t *g_phook_CASDocumentation_RegisterObjectType = NULL;
 hook_t *g_phook_CASDirectoryList_CreateDirectory = NULL;
 

diff --git a/asqcvar/meta_api.cpp b/asqcvar/meta_api.cpp
@@ -48,6 +48,8 @@
 #include "serverdef.h"
 #include "asqcvar.h"
 
+LINK_TO_OLDER_GLIBC();
+
 IMPORT_ASEXT_API_DEFINE();
 
 // Must provide at least one of these..

diff --git a/asusermsg/meta_api.cpp b/asusermsg/meta_api.cpp
@@ -48,6 +48,8 @@
 #include "serverdef.h"
 #include "asusermsg.h"
 
+LINK_TO_OLDER_GLIBC();
+
 IMPORT_ASEXT_API_DEFINE();
 
 // Must provide at least one of these..

diff --git a/fallguys/meta_api.cpp b/fallguys/meta_api.cpp
@@ -49,6 +49,8 @@
 #include "fallguys.h"
 #include "physics.h"
 
+LINK_TO_OLDER_GLIBC();
+
 IMPORT_ASEXT_API_DEFINE();
 
 // Must provide at least one of these..

diff --git a/metamod/Makefile b/metamod/Makefile
@@ -190,7 +190,7 @@ SRCDIR=.
 INCLUDEDIRS+=-I$(SRCDIR) -I$(METADIR) -I$(SDKSRC)/engine -I$(SDKSRC)/common -I$(SDKSRC)/pm_shared -I$(SDKSRC)/dlls -I$(SDKSRC)
 FILES_ALL = *.cpp *.h [A-Z]* *.rc
 
-CFLAGS=-Wall -Wno-unknown-pragmas -Wno-attributes -Wno-write-strings
+CFLAGS=-Wall -Wno-unknown-pragmas -Wno-attributes -Wno-write-strings -Wno-fstack-protector
 
 #CFLAGS+=-std=gnu++98 -Wno-c++11-compat
 CFLAGS+=-std=gnu++14

diff --git a/metamod/metamod.cpp b/metamod/metamod.cpp
@@ -57,6 +57,8 @@
 #include "vdate.h"				// COMPILE_TIME, etc
 #include "linkent.h"
 
+LINK_TO_OLDER_GLIBC();
+
 cvar_t meta_version = {"metamod_version", VVERSION, FCVAR_SERVER, 0, NULL};
 
 MConfig static_config;

diff --git a/metamod/mutil.h b/metamod/mutil.h
@@ -42,6 +42,18 @@
 #include "mhook.h"		// game_event_t, etc
 #include "sdk_util.h"	// hudtextparms_t, etc
 
+#ifdef PLATFORM_POSIX
+
+#define LINK_TO_OLDER_GLIBC() 
+__asm__(".symver dlopen,dlopen@GLIBC_2.1");\
+__asm__(".symver dlclose,dlclose@GLIBC_2.1");\
+__asm__(".symver dlsym,dlsym@GLIBC_2.1");
+#else
+
+#define LINK_TO_OLDER_GLIBC() 
+
+#endif
+
 // max buffer size for printed messages
 #define MAX_LOGMSG_LEN  1024