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should support so files for linux now.

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git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@252 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2004-09-26 04:03:45 +00:00
parent 0ceaef027f
commit 011a4ef76b
1 changed files with 73 additions and 14 deletions
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87
engine/common/qvm.c
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@ -47,9 +47,7 @@ Also, can efficiency be improved much?
typedef enum vm_type_e
{
VM_NONE,
#ifdef _WIN32
VM_NATIVE,
#endif
VM_BYTECODE
} vm_type_t;
@ -133,7 +131,69 @@ void Sys_UnloadDLL(void *handle)
Sys_Error("Sys_UnloadDLL FreeLibrary failed");
}
}
#else
#include <dlfcn.h>
void *Sys_LoadDLL(const char *name, void **vmMain, int (EXPORT_FN *syscall)(int arg, ... ))
{
void (*dllEntry)(int (EXPORT_FN *)(int arg,...));
char dllname[MAX_OSPATH];
void *hVM;
sprintf(dllname, "%sx86.so", name);
hVM=NULL;
{
char name[MAX_OSPATH];
char *gpath;
// run through the search paths
gpath = NULL;
while (1)
{
gpath = COM_NextPath (gpath);
if (!gpath)
return NULL; // couldn't find one anywhere
_snprintf (name, sizeof(name), "%s/%s", gpath, dllname);
hVM = dlopen (name, RTLD_NOW);
if (hVM)
{
Con_DPrintf ("dlopen (%s)\n",name);
break;
}
}
}
if(!hVM) return NULL;
dllEntry=(void *)dlsym(hVM, "dllEntry");
if(!dllEntry)
{
dlclose(hVM);
return NULL;
}
dllEntry(syscall);
*vmMain=(void *)dlsym(hVM, "vmMain");
if(!*vmMain)
{
dlclose(hVM);
return NULL;
}
return hVM;
}
/*
** Sys_UnloadDLL
*/
void Sys_UnloadDLL(void *handle)
{
if(handle)
{
if(dlclose(handle))
Sys_Error("Sys_UnloadDLL FreeLibrary failed");
}
}
#endif
@ -859,11 +919,10 @@ void VM_PrintInfo(vm_t *vm)
switch(vm->type)
{
#ifdef _WIN32
case VM_NATIVE:
Con_Printf("native\n");
break;
#endif
case VM_BYTECODE:
Con_Printf("interpreted\n");
if((qvm=vm->hInst))
@ -873,6 +932,7 @@ void VM_PrintInfo(vm_t *vm)
Con_Printf(" stack length: %d\n", qvm->len_ss);
}
break;
default:
Con_Printf("unknown\n");
break;
@ -897,8 +957,8 @@ vm_t *VM_Create(vm_t *vm, const char *name, sys_call_t syscall, sys_callex_t sys
vm->syscallex=syscallex;
#ifdef _WIN32
if (COM_CheckParm("-dllforqvm"))
if (COM_CheckParm("-dllforqvm") || COM_CheckParm("-soforqvm")) //:)
{
if((vm->hInst=Sys_LoadDLL(name, (void**)&vm->vmMain, syscall)))
{
@ -907,7 +967,7 @@ vm_t *VM_Create(vm_t *vm, const char *name, sys_call_t syscall, sys_callex_t sys
return vm;
}
}
#endif
if((vm->hInst=QVM_Load(name, syscallex)))
{
@ -929,14 +989,14 @@ void VM_Destroy(vm_t *vm)
switch(vm->type)
{
#ifdef _WIN32
case VM_NATIVE:
if(vm->hInst) Sys_UnloadDLL(vm->hInst);
break;
#endif
case VM_BYTECODE:
if(vm->hInst) QVM_UnLoad(vm->hInst);
break;
case VM_NONE:
break;
}
@ -963,15 +1023,14 @@ qboolean VM_Restart(vm_t *vm)
// restart
switch(vm->type)
{
#ifdef _WIN32
case VM_NATIVE:
if(vm->hInst) Sys_UnloadDLL(vm->hInst);
break;
#endif
case VM_BYTECODE:
if(vm->hInst) QVM_UnLoad(vm->hInst);
break;
case VM_NONE:
break;
}
@ -1002,12 +1061,12 @@ int VARGS VM_Call(vm_t *vm, int instruction, ...)
switch(vm->type)
{
#ifdef _WIN32
case VM_NATIVE:
return vm->vmMain(instruction, arg0, arg1, arg2, arg3, arg4, arg5, arg6);
#endif
case VM_BYTECODE:
return QVM_Exec(vm->hInst, instruction, arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
case VM_NONE:
return 0;
}