Sha256: 2259b00b68823226a4ddf8ed9409f72f220d2417e564396dcb86115255f180db
Contents?: true
Size: 1.62 KB
Versions: 67
Compression:
Stored size: 1.62 KB
Contents
#if defined __CYGWIN__
#include <dlfcn.h>
#elif defined _WIN32
#include <windows.h>
#else
#include <dlfcn.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#if defined __CYGWIN__
typedef void * dlib;
#elif defined _WIN32
#define RTLD_LAZY 0
typedef HMODULE dlib;
dlib
dlopen(const char *filename, int flags)
{
(void)flags;
return LoadLibrary(filename);
}
void *
dlsym(dlib handle, const char *symbol_name)
{
return GetProcAddress(handle, symbol_name);
}
int
dlclose(dlib handle)
{
FreeLibrary(handle);
return 0;
}
const char *
dlerror()
{
return "an error";
}
#else
typedef void * dlib;
#endif
int
main(int argc, char **argv)
{
char *filename;
int flags;
int (*dlmain)(int, char **);
char **dlargv;
dlib handle;
int n;
int ret;
if(argc < 3)
{
fprintf(stderr, "usage: %s dlfilename dlflags [ ... ]\n", argv[0]);
return 1;
}
if(!strcmp(argv[1], "verify") && !strcmp(argv[2], "self"))
{
printf("dlrun verify self ok\n");
return 0;
}
#if defined WIN32
SetErrorMode(SetErrorMode(0) | SEM_NOGPFAULTERRORBOX);
#endif
dlargv = malloc(sizeof(char*)*(argc-2));
dlargv[0] = argv[0];
filename = argv[1];
flags = !strcmp(argv[2], "-") ? RTLD_LAZY : atoi(argv[2]);
for(n=3; n<argc; n++)
dlargv[n-2] = argv[n];
handle = dlopen(filename, flags);
if(handle == NULL)
{
fprintf(stderr, "error loading %s (%d|%s): %s", filename, flags, argv[2], dlerror());
return 1;
}
dlmain = dlsym(handle, "dlmain");
if(dlmain == NULL)
{
fprintf(stderr, "no dlmain symbol");
return 1;
}
ret = dlmain(argc-2, dlargv);
dlclose(handle);
return ret;
}
Version data entries
67 entries across 38 versions & 1 rubygems