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/*
ipenv.c
Interface for perl environment functions
*/
#include <ipenv.h>
#include <stdlib.h>
class CPerlEnv : public IPerlEnv
{
public:
CPerlEnv() { w32_perldll_handle = INVALID_HANDLE_VALUE; pPerl = NULL; };
virtual char *Getenv(const char *varname, int &err);
virtual int Putenv(const char *envstring, int &err);
virtual char* LibPath(char *sfx, ...);
inline void SetPerlObj(CPerlObj *p) { pPerl = p; };
protected:
char w32_perllib_root[MAX_PATH+1];
HANDLE w32_perldll_handle;
CPerlObj *pPerl;
};
char *CPerlEnv::Getenv(const char *varname, int &err)
{
return getenv(varname);
}
int CPerlEnv::Putenv(const char *envstring, int &err)
{
return _putenv(envstring);
}
char* CPerlEnv::LibPath(char *sfx, ...)
{
va_list ap;
char *end;
va_start(ap,sfx);
GetModuleFileName((w32_perldll_handle == INVALID_HANDLE_VALUE)
? GetModuleHandle(NULL)
: w32_perldll_handle,
w32_perllib_root,
sizeof(w32_perllib_root));
*(end = strrchr(w32_perllib_root, '\\')) = '\0';
if (stricmp(end-4,"\\bin") == 0)
end -= 4;
strcpy(end,"\\lib");
while (sfx)
{
strcat(end,"\\");
strcat(end,sfx);
sfx = va_arg(ap,char *);
}
va_end(ap);
return (w32_perllib_root);
}
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