Initial creation of sourceware repository

gdb/testsuite/gdb.base/solib.c

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+/* This program uses HP-UX-specific features to load and unload SOM
+   shared libraries that it wasn't linked against (i.e., libraries
+   that the loader doesn't automatically load along with the program
+   itself).
+   */
+
+#include <stdio.h>
+#include <dl.h>
+
+main ()
+{
+  shl_t  solib_handle;
+  int  dummy;
+  int  status;
+  int  (*solib_main) ();
+
+  /* Load a shlib, with immediate binding of all symbols.
+
+     Note that the pathname of the loaded shlib is assumed to be relative
+     to the testsuite directory (from whence the tested GDB is run), not
+     from dot/.
+   */
+  dummy = 1;  /* Put some code between shl_ calls... */
+  solib_handle = shl_load ("gdb.base/solib1.sl", BIND_IMMEDIATE, 0);
+
+  /* Find a function within the shlib, and call it. */
+  status = shl_findsym (&solib_handle,
+                        "solib_main",
+                        TYPE_PROCEDURE,
+                        (long *) &solib_main);
+  status = (*solib_main) (dummy);
+
+  /* Unload the shlib. */
+  status = shl_unload (solib_handle);
+
+  /* Load a different shlib, with deferred binding of all symbols. */
+  dummy = 2;
+  solib_handle = shl_load ("gdb.base/solib2.sl", BIND_DEFERRED, 0);
+
+  /* Find a function within the shlib, and call it. */
+  status = shl_findsym (&solib_handle,
+                        "solib_main",
+                        TYPE_PROCEDURE,
+                        (long *) &solib_main);
+  status = (*solib_main) (dummy);
+
+  /* Unload the shlib. */
+  status = shl_unload (solib_handle);
+
+  /* Reload the first shlib again, with deferred symbol binding this time. */
+  dummy = 3;
+  solib_handle = shl_load ("gdb.base/solib1.sl", BIND_IMMEDIATE, 0);
+
+  /* Unload it without trying to find any symbols in it. */
+  status = shl_unload (solib_handle);
+
+  /* All done. */
+  dummy = -1;
+}