cosmopolitan/tool/build/dlopen_test.c

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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi
Copyright 2024 Justine Alexandra Roberts Tunney
Permission to use, copy, modify, and/or distribute this software for
any purpose with or without fee is hereby granted, provided that the
above copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
*/
#include "libc/calls/calls.h"
#include "libc/dlopen/dlfcn.h"
#include "libc/limits.h"
#include "libc/runtime/runtime.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
struct big {
long x1;
long x2;
long x3;
long x4;
long x5;
long x6;
long x7;
long x8;
long x9;
double f0;
double f1;
};
int main(int argc, char *argv[]) {
void *lib = cosmo_dlopen(argv[1], RTLD_LAZY);
if (!lib) {
tinyprint(2, "cosmo_dlopen() failed: ", cosmo_dlerror(), "\n", NULL);
exit(1);
}
fprintf(stderr, "opened library!\n");
long (*big)(struct big *, long, long, long, long, long, long, long, long,
long, double, double) = cosmo_dlsym(lib, "big");
if (!big) {
tinyprint(2, "cosmo_dlsym() failed: ", cosmo_dlerror(), "\n", NULL);
exit(1);
}
fprintf(stderr, "imported symbol!\n");
struct big args = {0};
long res = big(&args, 1, 2, 3, 4, 5, 6, 7, 8, 9, 3.14, 2.3);
int fails = 0;
if (res != 31337) {
fprintf(stderr, "error: bad result: %016lx\n", res);
++fails;
}
if (args.x1 != 1) {
fprintf(stderr, "error: bad x1: %016lx\n", args.x1);
++fails;
}
if (args.x2 != 2) {
fprintf(stderr, "error: bad x2: %016lx\n", args.x2);
++fails;
}
if (args.x3 != 3) {
fprintf(stderr, "error: bad x3: %016lx\n", args.x3);
++fails;
}
if (args.x4 != 4) {
fprintf(stderr, "error: bad x4: %016lx\n", args.x4);
++fails;
}
if (args.x5 != 5) {
fprintf(stderr, "error: bad x5: %016lx\n", args.x5);
++fails;
}
if (args.x6 != 6) {
fprintf(stderr, "error: bad x6: %016lx\n", args.x6);
++fails;
}
if (args.x7 != 7) {
fprintf(stderr, "error: bad x7: %016lx\n", args.x7);
++fails;
}
if (args.x8 != 8) {
fprintf(stderr, "error: bad x8: %016lx\n", args.x8);
++fails;
}
if (args.x9 != 9) {
fprintf(stderr, "error: bad x9: %016lx\n", args.x9);
++fails;
}
if (args.f0 != 3.14) {
fprintf(stderr, "error: bad f0: %g\n", args.f0);
++fails;
}
if (args.f1 != 2.3) {
fprintf(stderr, "error: bad f1: %g\n", args.f1);
++fails;
}
cosmo_dlclose(lib);
return fails;
}