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PR ld/12742

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* configure.in (AC_CHECK_HEADERS): Test for windows.h and dlfcn.h.
        * plugin.c: Guard include of dlfcn.h if HAVE_DLFCN_H is defined.
        Add windows.h header include if HAVE_WINDOWS_H is defined.
        (dlerror): New static function if windows variant is used instead
        of dlfcn.h.
        (dlclose): Likewise.
        (dlopen): Likewise.
        (dlsym): Likewise.
        * configure: Regenerated.
        * config.in: Regenerated.
This commit is contained in:
Kai Tietz 2012-03-20 19:24:32 +00:00
parent bdb892b995
commit 17d5dae239
5 changed files with 73 additions and 0 deletions
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14
bfd/ChangeLog
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@ -1,3 +1,17 @@
2012-03-20 Kai Tietz <ktietz@redhat.com>
PR ld/12742
* configure.in (AC_CHECK_HEADERS): Test for windows.h and dlfcn.h.
* plugin.c: Guard include of dlfcn.h if HAVE_DLFCN_H is defined.
Add windows.h header include if HAVE_WINDOWS_H is defined.
(dlerror): New static function if windows variant is used instead
of dlfcn.h.
(dlclose): Likewise.
(dlopen): Likewise.
(dlsym): Likewise.
* configure: Regenerated.
* config.in: Regenerated.
2012-03-20 H.J. Lu <hongjiu.lu@intel.com>
PR ld/13880

3
bfd/config.in
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@ -245,6 +245,9 @@
/* Define if <sys/procfs.h> has win32_pstatus_t. */
#undef HAVE_WIN32_PSTATUS_T
/* Define to 1 if you have the <windows.h> header file. */
#undef HAVE_WINDOWS_H
/* Define to 1 if you have the <zlib.h> header file. */
#undef HAVE_ZLIB_H

16
bfd/configure vendored
View file

@ -13508,6 +13508,22 @@ fi
fi
for ac_header in windows.h dlfcn.h
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
eval as_val=\$$as_ac_Header
if test "x$as_val" = x""yes; then :
cat >>confdefs.h <<_ACEOF
#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
_ACEOF
fi
done
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether string.h and strings.h may both be included" >&5
$as_echo_n "checking whether string.h and strings.h may both be included... " >&6; }
if test "${gcc_cv_header_string+set}" = set; then :

3
bfd/configure.in
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@ -190,6 +190,9 @@ AC_CHECK_HEADERS(fcntl.h sys/file.h sys/time.h sys/stat.h)
GCC_HEADER_STDINT(bfd_stdint.h)
AC_HEADER_TIME
AC_HEADER_DIRENT
AC_CHECK_HEADERS(windows.h dlfcn.h)
ACX_HEADER_STRING
AC_CHECK_FUNCS(fcntl getpagesize setitimer sysconf fdopen getuid getgid fileno)
AC_CHECK_FUNCS(strtoull)

37
bfd/plugin.c
View file

@ -25,7 +25,13 @@
#if BFD_SUPPORTS_PLUGINS
#include <assert.h>
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#elif defined (HAVE_WINDOWS_H)
#include <windows.h>
#else
#error Unknown how to handle dynamic-load-libraries.
#endif
#include <stdarg.h>
#include "plugin-api.h"
#include "sysdep.h"
@ -34,6 +40,37 @@
#include "libiberty.h"
#include <dirent.h>
#if !defined (HAVE_DLFCN_H) && defined (HAVE_WINDOWS_H)
#define RTLD_NOW 0 /* Dummy value. */
static void *
dlopen (const char *file, int mode ATTRIBUTE_UNUSED)
{
return LoadLibrary (file);
}
static void *
dlsym (void *handle, const char *name)
{
return GetProcAddress (handle, name);
}
static int ATTRIBUTE_UNUSED
dlclose (void *handle)
{
FreeLibrary (handle);
return 0;
}
static const char *
dlerror (void)
{
return "Unable to load DLL.";
}
#endif /* !defined (HAVE_DLFCN_H) && defined (HAVE_WINDOWS_H) */
#define bfd_plugin_close_and_cleanup _bfd_generic_close_and_cleanup
#define bfd_plugin_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
#define bfd_plugin_new_section_hook _bfd_generic_new_section_hook