/* Support for dynamic loading of extension modules */ #include "dl.h"#include <errno.h> #include "Python.h"#include "importdl.h" #if defined(__hp9000s300)#define FUNCNAME_PATTERN "_init%.200s"#else#define FUNCNAME_PATTERN "init%.200s"#endif const struct filedescr _PyImport_DynLoadFiletab[] = {	{SHLIB_EXT, "rb", C_EXTENSION},	{"module"SHLIB_EXT, "rb", C_EXTENSION},	{0, 0}}; dl_funcptr _PyImport_GetDynLoadFunc(const char *fqname, const char *shortname,				    const char *pathname, FILE *fp){	dl_funcptr p;	shl_t lib;	int flags;	char funcname[258]; 	flags = BIND_FIRST | BIND_DEFERRED;	if (Py_VerboseFlag) {		flags = BIND_FIRST | BIND_IMMEDIATE |			BIND_NONFATAL | BIND_VERBOSE;		printf("shl_load %s\n",pathname);	}	lib = shl_load(pathname, flags, 0);	/* XXX Chuck Blake once wrote that 0 should be BIND_NOSTART? */	if (lib == NULL) {		char buf[256];		if (Py_VerboseFlag)			perror(pathname);		PyOS_snprintf(buf, sizeof(buf), "Failed to load %.200s",			      pathname);		PyErr_SetString(PyExc_ImportError, buf);		return NULL;	}	PyOS_snprintf(funcname, sizeof(funcname), FUNCNAME_PATTERN, shortname);	if (Py_VerboseFlag)		printf("shl_findsym %s\n", funcname);	if (shl_findsym(&lib, funcname, TYPE_UNDEFINED, (void *) &p) == -1) {		shl_unload(lib);		p = NULL;	}	if (p == NULL && Py_VerboseFlag)		perror(funcname); 	return p;}