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OS/2 Shareware BBS: 10 Tools
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primcuts.zip
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Load DLL at runtime
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TestExe.c
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1999-04-15
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824b
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43 lines
#define INCL_DOSMODULEMGR
#define INCL_DOSMEMMGR
#define INCL_DOSERRORS
#include <os2.h>
#include <stdio.h>
typedef long (APIENTRY _PFNFUNC)(char);
typedef _PFNFUNC *PFNFUNC;
int main(void)
{
APIRET rc = 0;
char ch = 5;
long l = 0;
HMODULE hMod = NULLHANDLE;
char aszLoadError[256] = "";
PFNFUNC pfnFunc = NULL;
/*
** Test.DLL
*/
rc = DosLoadModule(aszLoadError, sizeof(aszLoadError), "Test", &hMod);
if(rc != NO_ERROR)
{
printf("Error: DosLoadModule() returned %d.\n", rc);
}
if((rc = DosQueryProcAddr(hMod, 0L, "func", (PFN*)&pfnFunc)) != NO_ERROR)
{
printf("Error: DosQueryProcAddr() returned %d.\n", rc);
}
l = (pfnFunc)(ch);
DosFreeModule(hMod);
printf("%d\n", l);
return 0;
}