diff options
Diffstat (limited to 'dlfcn')
| -rw-r--r-- | dlfcn/Makefile | 21 | ||||
| -rw-r--r-- | dlfcn/glreflib1.c | 24 | ||||
| -rw-r--r-- | dlfcn/glreflib2.c | 26 | ||||
| -rw-r--r-- | dlfcn/glrefmain.c | 76 |
4 files changed, 145 insertions, 2 deletions
diff --git a/dlfcn/Makefile b/dlfcn/Makefile index 7457b56..31e081f 100644 --- a/dlfcn/Makefile +++ b/dlfcn/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. +# Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc. # This file is part of the GNU C Library. # The GNU C Library is free software; you can redistribute it and/or @@ -20,7 +20,7 @@ subdir := dlfcn headers := bits/dlfcn.h dlfcn.h extra-libs := libdl libdl-routines := dlopen dlclose dlsym dlvsym dlerror dladdr -distribute := dlopenold.c +distribute := dlopenold.c glreflib1.c glreflib2.c extra-libs-others := libdl @@ -31,4 +31,21 @@ libdl-routines += dlopenold libdl-shared-only-routines := dlopenold endif +ifeq (yes,$(build-shared)) +tests = glrefmain +endif +modules-names = glreflib1 glreflib2 +extra-objs += $(modules-names:=.os) + include ../Rules + +test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(modules-names))) +$(test-modules): $(objpfx)%.so: $(objpfx)%.os + $(build-module) + +$(objpfx)glrefmain: $(objpfx)libdl.so +$(objpfx)glrefmain.out: $(objpfx)glrefmain \ + $(objpfx)glreflib1.so $(objpfx)glreflib2.so + -$(elf-objpfx)$(rtld-installed-name) \ + --library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path)) \ + $(objpfx)glrefmain > $@ diff --git a/dlfcn/glreflib1.c b/dlfcn/glreflib1.c new file mode 100644 index 0000000..224ff5b --- /dev/null +++ b/dlfcn/glreflib1.c @@ -0,0 +1,24 @@ +/* Test for dependency tracking added by relocations. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +int +ref1 (void) +{ + return 42; +} diff --git a/dlfcn/glreflib2.c b/dlfcn/glreflib2.c new file mode 100644 index 0000000..6f8f970 --- /dev/null +++ b/dlfcn/glreflib2.c @@ -0,0 +1,26 @@ +/* Test for dependency tracking added by relocations. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +extern int ref1 (void); + +int +ref2 (void) +{ + return ref1 (); +} diff --git a/dlfcn/glrefmain.c b/dlfcn/glrefmain.c new file mode 100644 index 0000000..32854b1 --- /dev/null +++ b/dlfcn/glrefmain.c @@ -0,0 +1,76 @@ +/* Test for dependency tracking added by relocations. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <dlfcn.h> +#include <error.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> + + +static void * +load (const char *name) +{ + void *d = dlopen (name, RTLD_LAZY | RTLD_GLOBAL); + if (d == NULL) + error (EXIT_FAILURE, errno, "cannot load `%s'", name); + return d; +} + + +#define TEST_FUNCTION do_test () +int +do_test (void) +{ + void *d1; + void *d2; + int (*f) (void); + + d1 = load ("glreflib1.so"); + d2 = load ("glreflib2.so"); + + f = dlsym (d2, "ref2"); + if (f == NULL) + error (EXIT_FAILURE, errno, "cannot get pointer to `%s'", "ref2"); + + if (f () != 42) + error (EXIT_FAILURE, 0, "wrong result from `%s'", "ref2"); + + puts ("Correct result in first call"); + fflush (stdout); + + /* Now unload the first file. */ + dlclose (d1); + + puts ("About to call the second time"); + fflush (stdout); + + /* Try calling the function again. */ + if (f () != 42) + error (EXIT_FAILURE, 0, "wrong result from `%s' (second call)", "ref2"); + + puts ("Second call succeeded!"); + fflush (stdout); + + dlclose (d2); + + return 0; +} + +#include "../test-skeleton.c" |