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Allow declaring special undefined functions that will return NULL

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instead of a pointer to a stub.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22493 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2007-03-08 22:25:13 +00:00
parent f46c44efe9
commit c598146e4a
1 changed files with 9 additions and 0 deletions
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9
loader/win32.c
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@ -4859,6 +4859,9 @@ struct libs
#define FF(X,Y) \
{#X, Y, (void*)exp##X},
#define UNDEFF(X, Y) \
{#X, Y, (void*)-1},
struct exports exp_kernel32[]=
{
FF(GetVolumeInformationA,-1)
@ -5015,6 +5018,10 @@ struct exports exp_kernel32[]=
{"LoadLibraryExA", -1, (void*)&LoadLibraryExA},
FF(SetThreadIdealProcessor,-1)
FF(SetProcessAffinityMask, -1)
UNDEFF(FlsAlloc, -1)
UNDEFF(FlsGetValue, -1)
UNDEFF(FlsSetValue, -1)
UNDEFF(FlsFree, -1)
};
struct exports exp_msvcrt[]={
@ -5426,6 +5433,8 @@ void* LookupExternalByName(const char* library, const char* name)
{
if(strcmp(name, libraries[i].exps[j].name))
continue;
if((unsigned int)(libraries[i].exps[j].func) == -1)
return NULL; //undefined func
// printf("Hit: 0x%08X\n", libraries[i].exps[j].func);
return libraries[i].exps[j].func;
}