X-Git-Url: https://pd.if.org/git/?p=lice;a=blobdiff_plain;f=tests%2Fdl.c;fp=tests%2Fdl.c;h=80a9fc44d8bd5ec62c101ef3446828fd78ad98e7;hp=0000000000000000000000000000000000000000;hb=f1abb26903687c7967cf37c3f6c830051bdeb371;hpb=bb650f4a52a456c1aa0a34508d6f3dcce58291b6

diff --git a/tests/dl.c b/tests/dl.c
new file mode 100644
index 0000000..80a9fc4
--- /dev/null
+++ b/tests/dl.c
@@ -0,0 +1,30 @@
+// dynamic loading
+#include <stddef.h>
+
+// should be good for the next ten thousand years :P
+#define SOMAX 128
+
+int main(void) {
+    int so = 0;
+    char buffer[32];
+    void *handle = dlopen("libc.so", 1);
+
+    if (!handle) {
+        for (so = 0; so < SOMAX; so++) {
+            snprintf(buffer, sizeof(buffer), "libc.so.%d", so);
+            if ((handle = dlopen(buffer, 1)))
+                break;
+        }
+    }
+
+    if (!handle) {
+        printf("failed to load libc\n");
+        return 1;
+    }
+
+    // test must return 0 to succeed
+    int (*a)(int) = dlsym(handle, "exit");
+    a(0);
+
+    return 1;
+}