+2003-11-21 Andreas Jaeger <aj@suse.de>
+ Andreas Tobler <a.tobler@schweiz.ch>
+
+ * acinclude.m4: Add AC_FUNC_MMAP_BLACKLIST.
+ * configure.in: Call AC_FUNC_MMAP_BLACKLIST.
+ * Makefile.in: Rebuilt.
+ * aclocal.m4: Likewise.
+ * configure: Likewise.
+ * fficonfig.h.in: Likewise.
+ * testsuite/lib/libffi-dg.exp: Add include dir.
+ * testsuite/libffi.call/ffitest.h: Add MMAP definitions.
+ * testsuite/libffi.special/ffitestcxx.h: Likewise.
+ * testsuite/libffi.call/closure_fn0.c: Use MMAP functionality
+ for ffi_closure if available.
+ * testsuite/libffi.call/closure_fn1.c: Likewise.
+ * testsuite/libffi.call/closure_fn2.c: Likewise.
+ * testsuite/libffi.call/closure_fn3.c: Likewise.
+ * testsuite/libffi.call/closure_fn4.c: Likewise.
+ * testsuite/libffi.call/closure_fn5.c: Likewise.
+ * testsuite/libffi.call/cls_12byte.c: Likewise.
+ * testsuite/libffi.call/cls_16byte.c: Likewise.
+ * testsuite/libffi.call/cls_18byte.c: Likewise.
+ * testsuite/libffi.call/cls_19byte.c: Likewise.
+ * testsuite/libffi.call/cls_1_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte.c: Likewise.
+ * testsuite/libffi.call/cls_20byte1.c: Likewise.
+ * testsuite/libffi.call/cls_24byte.c: Likewise.
+ * testsuite/libffi.call/cls_2byte.c: Likewise.
+ * testsuite/libffi.call/cls_3_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_3byte1.c: Likewise.
+ * testsuite/libffi.call/cls_3byte2.c: Likewise.
+ * testsuite/libffi.call/cls_4_1byte.c: Likewise.
+ * testsuite/libffi.call/cls_4byte.c: Likewise.
+ * testsuite/libffi.call/cls_5byte.c: Likewise.
+ * testsuite/libffi.call/cls_64byte.c: Likewise.
+ * testsuite/libffi.call/cls_6byte.c: Likewise.
+ * testsuite/libffi.call/cls_7byte.c: Likewise.
+ * testsuite/libffi.call/cls_8byte.c: Likewise.
+ * testsuite/libffi.call/cls_9byte1.c: Likewise.
+ * testsuite/libffi.call/cls_9byte2.c: Likewise.
+ * testsuite/libffi.call/cls_double.c: Likewise.
+ * testsuite/libffi.call/cls_float.c: Likewise.
+ * testsuite/libffi.call/cls_schar.c: Likewise.
+ * testsuite/libffi.call/cls_sint.c: Likewise.
+ * testsuite/libffi.call/cls_sshort.c: Likewise.
+ * testsuite/libffi.call/cls_uchar.c: Likewise.
+ * testsuite/libffi.call/cls_uint.c: Likewise.
+ * testsuite/libffi.call/cls_ulonglong.c: Likewise.
+ * testsuite/libffi.call/cls_ushort.c: Likewise.
+ * testsuite/libffi.call/nested_struct.c: Likewise.
+ * testsuite/libffi.call/nested_struct1.c: Likewise.
+ * testsuite/libffi.call/nested_struct2.c: Likewise.
+ * testsuite/libffi.call/nested_struct3.c: Likewise.
+ * testsuite/libffi.call/problem1.c: Likewise.
+ * testsuite/libffi.special/unwindtest.cc: Likewise.
+
2003-11-20 Andreas Tobler <a.tobler@schweiz.ch>
* testsuite/lib/libffi-dg.exp: Make the -lgcc_s conditional.
LIBS = @LIBS@
libffi_convenience_la_LDFLAGS =
libffi_convenience_la_LIBADD =
+@X86_64_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
+@X86_64_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
+@X86_64_TRUE@src/java_raw_api.lo src/x86/ffi64.lo src/x86/unix64.lo \
+@X86_64_TRUE@src/x86/ffi.lo src/x86/sysv.lo
+@POWERPC_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
+@POWERPC_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
+@POWERPC_TRUE@src/java_raw_api.lo src/powerpc/ffi.lo \
+@POWERPC_TRUE@src/powerpc/sysv.lo src/powerpc/ppc_closure.lo \
+@POWERPC_TRUE@src/powerpc/linux64.lo src/powerpc/linux64_closure.lo
+@SH_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@SH_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo src/sh/sysv.lo \
+@SH_TRUE@src/sh/ffi.lo
@POWERPC_DARWIN_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
@POWERPC_DARWIN_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
@POWERPC_DARWIN_TRUE@src/java_raw_api.lo src/powerpc/ffi_darwin.lo \
@POWERPC_DARWIN_TRUE@src/powerpc/darwin.lo \
@POWERPC_DARWIN_TRUE@src/powerpc/darwin_closure.lo
-@S390_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@S390_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@S390_TRUE@src/s390/sysv.lo src/s390/ffi.lo
-@IA64_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@IA64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@IA64_TRUE@src/ia64/ffi.lo src/ia64/unix.lo
-@MIPS_IRIX_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
-@MIPS_IRIX_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
-@MIPS_IRIX_TRUE@src/java_raw_api.lo src/mips/ffi.lo src/mips/o32.lo \
-@MIPS_IRIX_TRUE@src/mips/n32.lo
+@M68K_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@M68K_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@M68K_TRUE@src/m68k/ffi.lo src/m68k/sysv.lo
+@SPARC_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
+@SPARC_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
+@SPARC_TRUE@src/java_raw_api.lo src/sparc/ffi.lo src/sparc/v8.lo \
+@SPARC_TRUE@src/sparc/v9.lo
+@X86_WIN32_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
+@X86_WIN32_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
+@X86_WIN32_TRUE@src/java_raw_api.lo src/x86/ffi.lo src/x86/win32.lo
+@ARM_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@ARM_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@ARM_TRUE@src/arm/sysv.lo src/arm/ffi.lo
@ALPHA_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
@ALPHA_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
@ALPHA_TRUE@src/java_raw_api.lo src/alpha/ffi.lo src/alpha/osf.lo
+@S390_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@S390_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@S390_TRUE@src/s390/sysv.lo src/s390/ffi.lo
@POWERPC_AIX_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
@POWERPC_AIX_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
@POWERPC_AIX_TRUE@src/java_raw_api.lo src/powerpc/ffi_darwin.lo \
@POWERPC_AIX_TRUE@src/powerpc/aix.lo src/powerpc/aix_closure.lo
-@X86_WIN32_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
-@X86_WIN32_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
-@X86_WIN32_TRUE@src/java_raw_api.lo src/x86/ffi.lo src/x86/win32.lo
+@IA64_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@IA64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@IA64_TRUE@src/ia64/ffi.lo src/ia64/unix.lo
@SH64_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@SH64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@SH64_TRUE@src/sh64/sysv.lo src/sh64/ffi.lo
-@X86_64_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
-@X86_64_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
-@X86_64_TRUE@src/java_raw_api.lo src/x86/ffi64.lo src/x86/unix64.lo \
-@X86_64_TRUE@src/x86/ffi.lo src/x86/sysv.lo
-@ARM_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@ARM_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@ARM_TRUE@src/arm/sysv.lo src/arm/ffi.lo
-@SPARC_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
-@SPARC_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
-@SPARC_TRUE@src/java_raw_api.lo src/sparc/ffi.lo src/sparc/v8.lo \
-@SPARC_TRUE@src/sparc/v9.lo
-@M68K_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@M68K_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@M68K_TRUE@src/m68k/ffi.lo src/m68k/sysv.lo
-@POWERPC_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
-@POWERPC_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
-@POWERPC_TRUE@src/java_raw_api.lo src/powerpc/ffi.lo \
-@POWERPC_TRUE@src/powerpc/sysv.lo src/powerpc/ppc_closure.lo \
-@POWERPC_TRUE@src/powerpc/linux64.lo src/powerpc/linux64_closure.lo
+@MIPS_IRIX_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
+@MIPS_IRIX_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
+@MIPS_IRIX_TRUE@src/java_raw_api.lo src/mips/ffi.lo src/mips/o32.lo \
+@MIPS_IRIX_TRUE@src/mips/n32.lo
@MIPS_LINUX_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo \
@MIPS_LINUX_TRUE@src/prep_cif.lo src/types.lo src/raw_api.lo \
@MIPS_LINUX_TRUE@src/java_raw_api.lo src/mips/ffi.lo src/mips/o32.lo
-@SH_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@SH_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo src/sh/sysv.lo \
-@SH_TRUE@src/sh/ffi.lo
@X86_TRUE@libffi_convenience_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@X86_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@X86_TRUE@src/x86/ffi.lo src/x86/sysv.lo
libffi_la_LIBADD =
+@X86_64_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@X86_64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@X86_64_TRUE@src/x86/ffi64.lo src/x86/unix64.lo src/x86/ffi.lo \
+@X86_64_TRUE@src/x86/sysv.lo
+@POWERPC_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@POWERPC_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@POWERPC_TRUE@src/powerpc/ffi.lo src/powerpc/sysv.lo \
+@POWERPC_TRUE@src/powerpc/ppc_closure.lo src/powerpc/linux64.lo \
+@POWERPC_TRUE@src/powerpc/linux64_closure.lo
+@SH_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo src/types.lo \
+@SH_TRUE@src/raw_api.lo src/java_raw_api.lo src/sh/sysv.lo \
+@SH_TRUE@src/sh/ffi.lo
@POWERPC_DARWIN_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@POWERPC_DARWIN_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@POWERPC_DARWIN_TRUE@src/powerpc/ffi_darwin.lo src/powerpc/darwin.lo \
@POWERPC_DARWIN_TRUE@src/powerpc/darwin_closure.lo
-@S390_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@S390_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@S390_TRUE@src/s390/sysv.lo src/s390/ffi.lo
-@IA64_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@IA64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@IA64_TRUE@src/ia64/ffi.lo src/ia64/unix.lo
-@MIPS_IRIX_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@MIPS_IRIX_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@MIPS_IRIX_TRUE@src/mips/ffi.lo src/mips/o32.lo src/mips/n32.lo
+@M68K_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@M68K_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@M68K_TRUE@src/m68k/ffi.lo src/m68k/sysv.lo
+@SPARC_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@SPARC_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@SPARC_TRUE@src/sparc/ffi.lo src/sparc/v8.lo src/sparc/v9.lo
+@X86_WIN32_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@X86_WIN32_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@X86_WIN32_TRUE@src/x86/ffi.lo src/x86/win32.lo
+@ARM_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo src/types.lo \
+@ARM_TRUE@src/raw_api.lo src/java_raw_api.lo src/arm/sysv.lo \
+@ARM_TRUE@src/arm/ffi.lo
@ALPHA_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@ALPHA_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@ALPHA_TRUE@src/alpha/ffi.lo src/alpha/osf.lo
+@S390_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@S390_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@S390_TRUE@src/s390/sysv.lo src/s390/ffi.lo
@POWERPC_AIX_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@POWERPC_AIX_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@POWERPC_AIX_TRUE@src/powerpc/ffi_darwin.lo src/powerpc/aix.lo \
@POWERPC_AIX_TRUE@src/powerpc/aix_closure.lo
-@X86_WIN32_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@X86_WIN32_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@X86_WIN32_TRUE@src/x86/ffi.lo src/x86/win32.lo
+@IA64_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@IA64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@IA64_TRUE@src/ia64/ffi.lo src/ia64/unix.lo
@SH64_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@SH64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@SH64_TRUE@src/sh64/sysv.lo src/sh64/ffi.lo
-@X86_64_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@X86_64_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@X86_64_TRUE@src/x86/ffi64.lo src/x86/unix64.lo src/x86/ffi.lo \
-@X86_64_TRUE@src/x86/sysv.lo
-@ARM_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo src/types.lo \
-@ARM_TRUE@src/raw_api.lo src/java_raw_api.lo src/arm/sysv.lo \
-@ARM_TRUE@src/arm/ffi.lo
-@SPARC_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@SPARC_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@SPARC_TRUE@src/sparc/ffi.lo src/sparc/v8.lo src/sparc/v9.lo
-@M68K_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@M68K_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@M68K_TRUE@src/m68k/ffi.lo src/m68k/sysv.lo
-@POWERPC_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
-@POWERPC_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
-@POWERPC_TRUE@src/powerpc/ffi.lo src/powerpc/sysv.lo \
-@POWERPC_TRUE@src/powerpc/ppc_closure.lo src/powerpc/linux64.lo \
-@POWERPC_TRUE@src/powerpc/linux64_closure.lo
+@MIPS_IRIX_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
+@MIPS_IRIX_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
+@MIPS_IRIX_TRUE@src/mips/ffi.lo src/mips/o32.lo src/mips/n32.lo
@MIPS_LINUX_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo \
@MIPS_LINUX_TRUE@src/types.lo src/raw_api.lo src/java_raw_api.lo \
@MIPS_LINUX_TRUE@src/mips/ffi.lo src/mips/o32.lo
-@SH_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo src/types.lo \
-@SH_TRUE@src/raw_api.lo src/java_raw_api.lo src/sh/sysv.lo \
-@SH_TRUE@src/sh/ffi.lo
@X86_TRUE@libffi_la_OBJECTS = src/debug.lo src/prep_cif.lo src/types.lo \
@X86_TRUE@src/raw_api.lo src/java_raw_api.lo src/x86/ffi.lo \
@X86_TRUE@src/x86/sysv.lo
AC_SUBST(LIBTOOL)
])
+# mmap(2) blacklisting. Some platforms provide the mmap library routine
+# but don't support all of the features we need from it.
+AC_DEFUN([AC_FUNC_MMAP_BLACKLIST],
+[if test $ac_cv_header_sys_mman_h != yes \
+ || test $ac_cv_func_mmap != yes; then
+ ac_cv_func_mmap_file=no
+ ac_cv_func_mmap_dev_zero=no
+ ac_cv_func_mmap_anon=no
+else
+ AC_CACHE_CHECK([whether read-only mmap of a plain file works],
+ ac_cv_func_mmap_file,
+ [# Add a system to this blacklist if
+ # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
+ # memory area containing the same data that you'd get if you applied
+ # read() to the same fd. The only system known to have a problem here
+ # is VMS, where text files have record structure.
+ case "$host_os" in
+ vms* | ultrix*)
+ ac_cv_func_mmap_file=no ;;
+ *)
+ ac_cv_func_mmap_file=yes;;
+ esac])
+ AC_CACHE_CHECK([whether mmap from /dev/zero works],
+ ac_cv_func_mmap_dev_zero,
+ [# Add a system to this blacklist if it has mmap() but /dev/zero
+ # does not exist, or if mmapping /dev/zero does not give anonymous
+ # zeroed pages with both the following properties:
+ # 1. If you map N consecutive pages in with one call, and then
+ # unmap any subset of those pages, the pages that were not
+ # explicitly unmapped remain accessible.
+ # 2. If you map two adjacent blocks of memory and then unmap them
+ # both at once, they must both go away.
+ # Systems known to be in this category are Windows (all variants),
+ # VMS, and Darwin.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
+ ac_cv_func_mmap_dev_zero=no ;;
+ *)
+ ac_cv_func_mmap_dev_zero=yes;;
+ esac])
+
+ # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
+ AC_CACHE_CHECK([for MAP_ANON(YMOUS)], ac_cv_decl_map_anon,
+ [AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
+],
+[int n = MAP_ANONYMOUS;],
+ ac_cv_decl_map_anon=yes,
+ ac_cv_decl_map_anon=no)])
+
+ if test $ac_cv_decl_map_anon = no; then
+ ac_cv_func_mmap_anon=no
+ else
+ AC_CACHE_CHECK([whether mmap with MAP_ANON(YMOUS) works],
+ ac_cv_func_mmap_anon,
+ [# Add a system to this blacklist if it has mmap() and MAP_ANON or
+ # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
+ # doesn't give anonymous zeroed pages with the same properties listed
+ # above for use of /dev/zero.
+ # Systems known to be in this category are Windows, VMS, and SCO Unix.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | sco* | udk* )
+ ac_cv_func_mmap_anon=no ;;
+ *)
+ ac_cv_func_mmap_anon=yes;;
+ esac])
+ fi
+fi
+
+if test $ac_cv_func_mmap_file = yes; then
+ AC_DEFINE(HAVE_MMAP_FILE, 1,
+ [Define if read-only mmap of a plain file works.])
+fi
+if test $ac_cv_func_mmap_dev_zero = yes; then
+ AC_DEFINE(HAVE_MMAP_DEV_ZERO, 1,
+ [Define if mmap of /dev/zero works.])
+fi
+if test $ac_cv_func_mmap_anon = yes; then
+ AC_DEFINE(HAVE_MMAP_ANON, 1,
+ [Define if mmap with MAP_ANON(YMOUS) works.])
+fi
+])
+
sinclude(../config/accross.m4)
-dnl aclocal.m4 generated automatically by aclocal 1.4-p5
+dnl aclocal.m4 generated automatically by aclocal 1.4
-dnl Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc.
+dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_SUBST(LIBTOOL)
])
+# mmap(2) blacklisting. Some platforms provide the mmap library routine
+# but don't support all of the features we need from it.
+AC_DEFUN([AC_FUNC_MMAP_BLACKLIST],
+[if test $ac_cv_header_sys_mman_h != yes \
+ || test $ac_cv_func_mmap != yes; then
+ ac_cv_func_mmap_file=no
+ ac_cv_func_mmap_dev_zero=no
+ ac_cv_func_mmap_anon=no
+else
+ AC_CACHE_CHECK([whether read-only mmap of a plain file works],
+ ac_cv_func_mmap_file,
+ [# Add a system to this blacklist if
+ # mmap(0, stat_size, PROT_READ, MAP_PRIVATE, fd, 0) doesn't return a
+ # memory area containing the same data that you'd get if you applied
+ # read() to the same fd. The only system known to have a problem here
+ # is VMS, where text files have record structure.
+ case "$host_os" in
+ vms* | ultrix*)
+ ac_cv_func_mmap_file=no ;;
+ *)
+ ac_cv_func_mmap_file=yes;;
+ esac])
+ AC_CACHE_CHECK([whether mmap from /dev/zero works],
+ ac_cv_func_mmap_dev_zero,
+ [# Add a system to this blacklist if it has mmap() but /dev/zero
+ # does not exist, or if mmapping /dev/zero does not give anonymous
+ # zeroed pages with both the following properties:
+ # 1. If you map N consecutive pages in with one call, and then
+ # unmap any subset of those pages, the pages that were not
+ # explicitly unmapped remain accessible.
+ # 2. If you map two adjacent blocks of memory and then unmap them
+ # both at once, they must both go away.
+ # Systems known to be in this category are Windows (all variants),
+ # VMS, and Darwin.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | darwin* | ultrix* | hpux10* | hpux11.00)
+ ac_cv_func_mmap_dev_zero=no ;;
+ *)
+ ac_cv_func_mmap_dev_zero=yes;;
+ esac])
+
+ # Unlike /dev/zero, the MAP_ANON(YMOUS) defines can be probed for.
+ AC_CACHE_CHECK([for MAP_ANON(YMOUS)], ac_cv_decl_map_anon,
+ [AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
+],
+[int n = MAP_ANONYMOUS;],
+ ac_cv_decl_map_anon=yes,
+ ac_cv_decl_map_anon=no)])
+
+ if test $ac_cv_decl_map_anon = no; then
+ ac_cv_func_mmap_anon=no
+ else
+ AC_CACHE_CHECK([whether mmap with MAP_ANON(YMOUS) works],
+ ac_cv_func_mmap_anon,
+ [# Add a system to this blacklist if it has mmap() and MAP_ANON or
+ # MAP_ANONYMOUS, but using mmap(..., MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
+ # doesn't give anonymous zeroed pages with the same properties listed
+ # above for use of /dev/zero.
+ # Systems known to be in this category are Windows, VMS, and SCO Unix.
+ case "$host_os" in
+ vms* | cygwin* | pe | mingw* | sco* | udk* )
+ ac_cv_func_mmap_anon=no ;;
+ *)
+ ac_cv_func_mmap_anon=yes;;
+ esac])
+ fi
+fi
+
+if test $ac_cv_func_mmap_file = yes; then
+ AC_DEFINE(HAVE_MMAP_FILE, 1,
+ [Define if read-only mmap of a plain file works.])
+fi
+if test $ac_cv_func_mmap_dev_zero = yes; then
+ AC_DEFINE(HAVE_MMAP_DEV_ZERO, 1,
+ [Define if mmap of /dev/zero works.])
+fi
+if test $ac_cv_func_mmap_anon = yes; then
+ AC_DEFINE(HAVE_MMAP_ANON, 1,
+ [Define if mmap with MAP_ANON(YMOUS) works.])
+fi
+])
+
sinclude(../config/accross.m4)
# Like AC_CONFIG_HEADER, but automatically create stamp file.
-AC_DEFUN([AM_CONFIG_HEADER],
+AC_DEFUN(AM_CONFIG_HEADER,
[AC_PREREQ([2.12])
AC_CONFIG_HEADER([$1])
dnl When config.status generates a header, we must update the stamp-h file.
dnl Usage:
dnl AM_INIT_AUTOMAKE(package,version, [no-define])
-AC_DEFUN([AM_INIT_AUTOMAKE],
+AC_DEFUN(AM_INIT_AUTOMAKE,
[AC_REQUIRE([AC_PROG_INSTALL])
PACKAGE=[$1]
AC_SUBST(PACKAGE)
# Check to make sure that the build environment is sane.
#
-AC_DEFUN([AM_SANITY_CHECK],
+AC_DEFUN(AM_SANITY_CHECK,
[AC_MSG_CHECKING([whether build environment is sane])
# Just in case
sleep 1
dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
dnl The program must properly implement --version.
-AC_DEFUN([AM_MISSING_PROG],
+AC_DEFUN(AM_MISSING_PROG,
[AC_MSG_CHECKING(for working $2)
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# serial 1
-AC_DEFUN([AM_MAINTAINER_MODE],
+AC_DEFUN(AM_MAINTAINER_MODE,
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
dnl maintainer-mode is disabled by default
AC_ARG_ENABLE(maintainer-mode,
# Define a conditional.
-AC_DEFUN([AM_CONDITIONAL],
+AC_DEFUN(AM_CONDITIONAL,
[AC_SUBST($1_TRUE)
AC_SUBST($1_FALSE)
if $2; then
;;
darwin* | rhapsody*)
+ # this will be overwritten by pass_all, but leave it in just in case
lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
lt_cv_file_magic_cmd='/usr/bin/file -L'
case "$host_os" in
lt_cv_file_magic_test_file='/usr/lib/libSystem.dylib'
;;
esac
+ lt_cv_deplibs_check_method=pass_all
;;
freebsd* )
deplibs_check_method=$lt_cv_deplibs_check_method
echo $ac_n "checking for object suffix""... $ac_c" 1>&6
-echo "configure:1388: checking for object suffix" >&5
+echo "configure:1390: checking for object suffix" >&5
if eval "test \"`echo '$''{'ac_cv_objext'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
rm -f conftest*
echo 'int i = 1;' > conftest.$ac_ext
-if { (eval echo configure:1394: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1396: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
for ac_file in conftest.*; do
case $ac_file in
*.c) ;;
echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:1414: checking for executable suffix" >&5
+echo "configure:1416: checking for executable suffix" >&5
if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
rm -f conftest*
echo 'int main () { return 0; }' > conftest.$ac_ext
ac_cv_exeext=
- if { (eval echo configure:1424: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+ if { (eval echo configure:1426: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
for file in conftest.*; do
case $file in
*.c | *.o | *.obj) ;;
file_magic*)
if test "$file_magic_cmd" = '$MAGIC_CMD'; then
echo $ac_n "checking for ${ac_tool_prefix}file""... $ac_c" 1>&6
-echo "configure:1457: checking for ${ac_tool_prefix}file" >&5
+echo "configure:1459: checking for ${ac_tool_prefix}file" >&5
if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -z "$lt_cv_path_MAGIC_CMD"; then
if test -n "$ac_tool_prefix"; then
echo $ac_n "checking for file""... $ac_c" 1>&6
-echo "configure:1519: checking for file" >&5
+echo "configure:1521: checking for file" >&5
if eval "test \"`echo '$''{'lt_cv_path_MAGIC_CMD'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ac_tool_prefix}ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1590: checking for $ac_word" >&5
+echo "configure:1592: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1622: checking for $ac_word" >&5
+echo "configure:1624: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
set dummy ${ac_tool_prefix}strip; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1657: checking for $ac_word" >&5
+echo "configure:1659: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "strip", so it can be a program name with args.
set dummy strip; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1689: checking for $ac_word" >&5
+echo "configure:1691: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_STRIP'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
case $host in
*-*-irix6*)
# Find out which ABI we are using.
- echo '#line 1756 "configure"' > conftest.$ac_ext
- if { (eval echo configure:1757: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ echo '#line 1758 "configure"' > conftest.$ac_ext
+ if { (eval echo configure:1759: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if test "$lt_cv_prog_gnu_ld" = yes; then
case `/usr/bin/file conftest.$ac_objext` in
*32-bit*)
ia64-*-hpux*)
# Find out which ABI we are using.
echo 'int i;' > conftest.$ac_ext
- if { (eval echo configure:1790: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ if { (eval echo configure:1792: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
case "`/usr/bin/file conftest.o`" in
*ELF-32*)
HPUX_IA64_MODE="32"
x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
# Find out which ABI we are using.
echo 'int i;' > conftest.$ac_ext
- if { (eval echo configure:1806: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ if { (eval echo configure:1808: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
case "`/usr/bin/file conftest.o`" in
*32-bit*)
case $host in
SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -belf"
echo $ac_n "checking whether the C compiler needs -belf""... $ac_c" 1>&6
-echo "configure:1850: checking whether the C compiler needs -belf" >&5
+echo "configure:1852: checking whether the C compiler needs -belf" >&5
if eval "test \"`echo '$''{'lt_cv_cc_needs_belf'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cross_compiling=$ac_cv_prog_cc_cross
cat > conftest.$ac_ext <<EOF
-#line 1863 "configure"
+#line 1865 "configure"
#include "confdefs.h"
int main() {
; return 0; }
EOF
-if { (eval echo configure:1870: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1872: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
lt_cv_cc_needs_belf=yes
else
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1998: checking for a BSD compatible install" >&5
+echo "configure:2000: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
echo $ac_n "checking whether build environment is sane""... $ac_c" 1>&6
-echo "configure:2051: checking whether build environment is sane" >&5
+echo "configure:2053: checking whether build environment is sane" >&5
# Just in case
sleep 1
echo timestamp > conftestfile
test "$program_transform_name" = "" && program_transform_name="s,x,x,"
echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:2108: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:2110: checking whether ${MAKE-make} sets \${MAKE}" >&5
set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
missing_dir=`cd $ac_aux_dir && pwd`
echo $ac_n "checking for working aclocal""... $ac_c" 1>&6
-echo "configure:2147: checking for working aclocal" >&5
+echo "configure:2149: checking for working aclocal" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf. Sigh.
fi
echo $ac_n "checking for working autoconf""... $ac_c" 1>&6
-echo "configure:2160: checking for working autoconf" >&5
+echo "configure:2162: checking for working autoconf" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf. Sigh.
fi
echo $ac_n "checking for working automake""... $ac_c" 1>&6
-echo "configure:2173: checking for working automake" >&5
+echo "configure:2175: checking for working automake" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf. Sigh.
fi
echo $ac_n "checking for working autoheader""... $ac_c" 1>&6
-echo "configure:2186: checking for working autoheader" >&5
+echo "configure:2188: checking for working autoheader" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf. Sigh.
fi
echo $ac_n "checking for working makeinfo""... $ac_c" 1>&6
-echo "configure:2199: checking for working makeinfo" >&5
+echo "configure:2201: checking for working makeinfo" >&5
# Run test in a subshell; some versions of sh will print an error if
# an executable is not found, even if stderr is redirected.
# Redirect stdin to placate older versions of autoconf. Sigh.
echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:2216: checking for executable suffix" >&5
+echo "configure:2218: checking for executable suffix" >&5
if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
rm -f conftest*
echo 'int main () { return 0; }' > conftest.$ac_ext
ac_cv_exeext=
- if { (eval echo configure:2226: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+ if { (eval echo configure:2228: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
for file in conftest.*; do
case $file in
*.c | *.o | *.obj) ;;
ac_exeext=$EXEEXT
echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:2247: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:2249: checking whether to enable maintainer-specific portions of Makefiles" >&5
# Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
if test "${enable_maintainer_mode+set}" = set; then
enableval="$enable_maintainer_mode"
# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2273: checking for $ac_word" >&5
+echo "configure:2275: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2303: checking for $ac_word" >&5
+echo "configure:2305: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# Extract the first word of "cl", so it can be a program name with args.
set dummy cl; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2354: checking for $ac_word" >&5
+echo "configure:2356: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:2386: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:2388: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
cat > conftest.$ac_ext << EOF
-#line 2397 "configure"
+#line 2399 "configure"
#include "confdefs.h"
main(){return(0);}
EOF
-if { (eval echo configure:2402: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2404: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
ac_cv_prog_cc_works=yes
# If we can't run a trivial program, we are probably using a cross compiler.
if (./conftest; exit) 2>/dev/null; then
{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:2428: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:2430: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross
echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:2433: checking whether we are using GNU C" >&5
+echo "configure:2435: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
yes;
#endif
EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2442: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2444: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
ac_cv_prog_gcc=yes
else
ac_cv_prog_gcc=no
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:2461: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:2463: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
+AC_FUNC_MMAP_BLACKLIST
+
if test -d $srcdir/testsuite; then
esac
echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:2701: checking how to run the C preprocessor" >&5
+echo "configure:2705: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
CPP=
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp.
cat > conftest.$ac_ext <<EOF
-#line 2716 "configure"
+#line 2720 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2722: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2726: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
:
rm -rf conftest*
CPP="${CC-cc} -E -traditional-cpp"
cat > conftest.$ac_ext <<EOF
-#line 2733 "configure"
+#line 2737 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2739: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2743: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
:
rm -rf conftest*
CPP="${CC-cc} -nologo -E"
cat > conftest.$ac_ext <<EOF
-#line 2750 "configure"
+#line 2754 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2756: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2760: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
:
echo "$ac_t""$CPP" 1>&6
echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:2781: checking for ANSI C header files" >&5
+echo "configure:2785: checking for ANSI C header files" >&5
if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2786 "configure"
+#line 2790 "configure"
#include "confdefs.h"
#include <stdlib.h>
#include <stdarg.h>
#include <float.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2794: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2798: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
if test $ac_cv_header_stdc = yes; then
# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
-#line 2811 "configure"
+#line 2815 "configure"
#include "confdefs.h"
#include <string.h>
EOF
if test $ac_cv_header_stdc = yes; then
# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
-#line 2829 "configure"
+#line 2833 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
:
else
cat > conftest.$ac_ext <<EOF
-#line 2850 "configure"
+#line 2854 "configure"
#include "confdefs.h"
#include <ctype.h>
#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
exit (0); }
EOF
-if { (eval echo configure:2861: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2865: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
:
else
for ac_func in memcpy
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2887: checking for $ac_func" >&5
+echo "configure:2891: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2892 "configure"
+#line 2896 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
; return 0; }
EOF
-if { (eval echo configure:2915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2919: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
# for constant arguments. Useless!
echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:2942: checking for working alloca.h" >&5
+echo "configure:2946: checking for working alloca.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2947 "configure"
+#line 2951 "configure"
#include "confdefs.h"
#include <alloca.h>
int main() {
char *p = alloca(2 * sizeof(int));
; return 0; }
EOF
-if { (eval echo configure:2954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2958: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
ac_cv_header_alloca_h=yes
else
fi
echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:2975: checking for alloca" >&5
+echo "configure:2979: checking for alloca" >&5
if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2980 "configure"
+#line 2984 "configure"
#include "confdefs.h"
#ifdef __GNUC__
char *p = (char *) alloca(1);
; return 0; }
EOF
-if { (eval echo configure:3008: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3012: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
ac_cv_func_alloca_works=yes
else
echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:3040: checking whether alloca needs Cray hooks" >&5
+echo "configure:3044: checking whether alloca needs Cray hooks" >&5
if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 3045 "configure"
+#line 3049 "configure"
#include "confdefs.h"
#if defined(CRAY) && ! defined(CRAY2)
webecray
if test $ac_cv_os_cray = yes; then
for ac_func in _getb67 GETB67 getb67; do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3070: checking for $ac_func" >&5
+echo "configure:3074: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 3075 "configure"
+#line 3079 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
; return 0; }
EOF
-if { (eval echo configure:3098: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3102: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
fi
echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:3125: checking stack direction for C alloca" >&5
+echo "configure:3129: checking stack direction for C alloca" >&5
if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
ac_cv_c_stack_direction=0
else
cat > conftest.$ac_ext <<EOF
-#line 3133 "configure"
+#line 3137 "configure"
#include "confdefs.h"
find_stack_direction ()
{
exit (find_stack_direction() < 0);
}
EOF
-if { (eval echo configure:3152: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3156: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
ac_cv_c_stack_direction=1
else
echo $ac_n "checking size of double""... $ac_c" 1>&6
-echo "configure:3175: checking size of double" >&5
+echo "configure:3179: checking size of double" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_double'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence.
cat > conftest.$ac_ext <<EOF
-#line 3181 "configure"
+#line 3185 "configure"
#include "confdefs.h"
#include "confdefs.h"
#include <sys/types.h>
switch (0) case 0: case (sizeof (double) == $ac_size):;
; return 0; }
EOF
-if { (eval echo configure:3191: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3195: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_sizeof_double=$ac_size
else
echo $ac_n "checking size of long double""... $ac_c" 1>&6
-echo "configure:3214: checking size of long double" >&5
+echo "configure:3218: checking size of long double" >&5
if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence.
cat > conftest.$ac_ext <<EOF
-#line 3220 "configure"
+#line 3224 "configure"
#include "confdefs.h"
#include "confdefs.h"
#include <sys/types.h>
switch (0) case 0: case (sizeof (long double) == $ac_size):;
; return 0; }
EOF
-if { (eval echo configure:3230: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3234: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_sizeof_long_double=$ac_size
else
echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:3267: checking whether byte ordering is bigendian" >&5
+echo "configure:3271: checking whether byte ordering is bigendian" >&5
if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
ac_cv_c_bigendian=unknown
# See if sys/param.h defines the BYTE_ORDER macro.
cat > conftest.$ac_ext <<EOF
-#line 3274 "configure"
+#line 3278 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/param.h>
#endif
; return 0; }
EOF
-if { (eval echo configure:3285: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3289: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
# It does; now see whether it defined to BIG_ENDIAN or not.
cat > conftest.$ac_ext <<EOF
-#line 3289 "configure"
+#line 3293 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/param.h>
#endif
; return 0; }
EOF
-if { (eval echo configure:3300: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3304: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_c_bigendian=yes
else
echo $ac_n "cross-compiling... " 2>&6
else
cat > conftest.$ac_ext <<EOF
-#line 3320 "configure"
+#line 3324 "configure"
#include "confdefs.h"
main () {
/* Are we little or big endian? From Harbison&Steele. */
exit (u.c[sizeof (long) - 1] == 1);
}
EOF
-if { (eval echo configure:3333: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3337: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
ac_cv_c_bigendian=no
else
echo "$ac_t""$ac_cv_c_bigendian" 1>&6
if test $ac_cv_c_bigendian = unknown; then
echo $ac_n "checking to probe for byte ordering""... $ac_c" 1>&6
-echo "configure:3351: checking to probe for byte ordering" >&5
+echo "configure:3355: checking to probe for byte ordering" >&5
cat >conftest.c <<EOF
short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
if test x$TARGET = xSPARC; then
echo $ac_n "checking assembler and linker support unaligned pc related relocs""... $ac_c" 1>&6
-echo "configure:3405: checking assembler and linker support unaligned pc related relocs" >&5
+echo "configure:3409: checking assembler and linker support unaligned pc related relocs" >&5
if eval "test \"`echo '$''{'libffi_cv_as_sparc_ua_pcrel'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
CFLAGS="$CFLAGS -fpic"
LDFLAGS="$LDFLAGS -shared"
cat > conftest.$ac_ext <<EOF
-#line 3415 "configure"
+#line 3419 "configure"
#include "confdefs.h"
asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");
int main() {
; return 0; }
EOF
-if { (eval echo configure:3422: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3426: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
libffi_cv_as_sparc_ua_pcrel=yes
else
fi
echo $ac_n "checking assembler .register pseudo-op support""... $ac_c" 1>&6
-echo "configure:3445: checking assembler .register pseudo-op support" >&5
+echo "configure:3449: checking assembler .register pseudo-op support" >&5
if eval "test \"`echo '$''{'libffi_cv_as_register_pseudo_op'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
libffi_cv_as_register_pseudo_op=unknown
# Check if we have .register
cat > conftest.$ac_ext <<EOF
-#line 3453 "configure"
+#line 3457 "configure"
#include "confdefs.h"
asm (".register %g2, #scratch");
int main() {
; return 0; }
EOF
-if { (eval echo configure:3460: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3464: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libffi_cv_as_register_pseudo_op=yes
else
fi
echo $ac_n "checking whether .eh_frame section should be read-only""... $ac_c" 1>&6
-echo "configure:3483: checking whether .eh_frame section should be read-only" >&5
+echo "configure:3487: checking whether .eh_frame section should be read-only" >&5
if eval "test \"`echo '$''{'libffi_cv_ro_eh_frame'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
rm -fr confdefs* $ac_clean_files
test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
-
AC_PROG_LIBTOOL
+AC_FUNC_MMAP_BLACKLIST
+
dnl The -no-testsuite modules omit the test subdir.
AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
/* Define if you have the memcpy function. */
#undef HAVE_MEMCPY
+/* Define if read-only mmap of a plain file works. */
+#undef HAVE_MMAP_FILE
+
+/* Define if mmap of /dev/zero works. */
+#undef HAVE_MMAP_DEV_ZERO
+
+/* Define if mmap with MAP_ANON(YMOUS) works. */
+#undef HAVE_MMAP_ANON
+
/* The number of bytes in type double */
#undef SIZEOF_DOUBLE
}
# search for ffi_mips.h in srcdir, too
- lappend options "additional_flags=-I${libffi_include} -I${srcdir}/../include"
+ lappend options "additional_flags=-I${libffi_include} -I${srcdir}/../include -I${libffi_include}/.."
lappend options "additional_flags=${libffi_link_flags}"
if { [string match "powerpc-*-darwin*" $target_triplet] } {
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_uint64;
cl_arg_types[1] = &ffi_type_uint;
cl_arg_types[2] = &ffi_type_uint64;
/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
#include "ffitest.h"
+
static void closure_test_fn1(ffi_cif* cif,void* resp,void** args,
void* userdata)
{
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_float;
cl_arg_types[1] = &ffi_type_float;
cl_arg_types[2] = &ffi_type_float;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_double;
cl_arg_types[1] = &ffi_type_double;
cl_arg_types[2] = &ffi_type_double;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
cl_arg_types[0] = &ffi_type_float;
cl_arg_types[1] = &ffi_type_float;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int i, res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
for (i = 0; i < 15; i++) {
cl_arg_types[i] = &ffi_type_uint64;
}
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int i, res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
for (i = 0; i < 10; i++) {
cl_arg_types[i] = &ffi_type_uint64;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[5];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[6];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
ffi_call(&cif, FFI_FN(cls_struct_19byte_fn), &res_dbl, args_dbl);
/* { dg-output "1 127 126 3 120 4 125 124 5 119: 5 252 250 8 239" } */
- printf("res: %g %d %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
+ printf("res: %g %d %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c,
res_dbl.d, res_dbl.e);
/* { dg-output "\nres: 5 252 250 8 239" } */
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[2];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[9];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[4];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[3];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[3];
ffi_type cls_struct_type;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
double res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_double;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
float res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_float;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
signed char res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_schar;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
signed int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_sint32;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
signed short res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_sint16;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
unsigned char res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_uchar;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
unsigned int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_uint32;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
unsigned long long res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_uint64;
cl_arg_types[1] = NULL;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[2];
unsigned short res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cl_arg_types[0] = &ffi_type_ushort;
cl_arg_types[1] = NULL;
#include <stdio.h>
#include <string.h>
#include <ffi.h>
+#include "fficonfig.h"
#define MAX_ARGS 256
-#define CHECK(x) !(x) ? abort() : 0
+#define CHECK(x) !(x) ? abort() : 0
+
+/* Prefer MAP_ANON(YMOUS) to /dev/zero, since we don't need to keep a
+ file open. */
+#ifdef HAVE_MMAP_ANON
+# undef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+# define MAP_FAILED -1
+# endif
+# if !defined (MAP_ANONYMOUS) && defined (MAP_ANON)
+# define MAP_ANONYMOUS MAP_ANON
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+# define MAP_FAILED -1
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef USING_MMAP
+static inline void *
+allocate_mmap (size_t size)
+{
+ void *page;
+#if defined (HAVE_MMAP_DEV_ZERO)
+ static int dev_zero_fd = -1;
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+ if (dev_zero_fd == -1)
+ {
+ dev_zero_fd = open ("/dev/zero", O_RDONLY);
+ if (dev_zero_fd == -1)
+ {
+ perror ("open /dev/zero: %m");
+ exit (1);
+ }
+ }
+#endif
+
+
+#ifdef HAVE_MMAP_ANON
+ page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+#endif
+#ifdef HAVE_MMAP_DEV_ZERO
+ page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_PRIVATE, dev_zero_fd, 0);
+#endif
+
+ if (page == MAP_FAILED)
+ {
+ perror ("virtual memory exhausted");
+ exit (1);
+ }
+
+ return page;
+}
+
+#endif
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type* cls_struct_fields1[5];
ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[5];
ffi_type* cls_struct_fields[5];
ffi_type* cls_struct_fields1[5];
ffi_type cls_struct_type, cls_struct_type1, cls_struct_type2;
ffi_type* dbl_arg_types[5];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[3];
ffi_type* cls_struct_fields1[3];
ffi_type cls_struct_type, cls_struct_type1;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
void* args_dbl[3];
ffi_type* cls_struct_fields[3];
ffi_type* cls_struct_fields1[3];
ffi_type cls_struct_type, cls_struct_type1;
ffi_type* dbl_arg_types[3];
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
cls_struct_type.size = 0;
cls_struct_type.alignment = 0;
cls_struct_type.type = FFI_TYPE_STRUCT;
void stub(ffi_cif* cif, void* resp, void** args, void* userdata)
{
- struct my_ffi_struct a1;
- struct my_ffi_struct a2;
+ struct my_ffi_struct a1;
+ struct my_ffi_struct a2;
- a1 = *(struct my_ffi_struct*)(args[0]);
- a2 = *(struct my_ffi_struct*)(args[1]);
+ a1 = *(struct my_ffi_struct*)(args[0]);
+ a2 = *(struct my_ffi_struct*)(args[1]);
- *(my_ffi_struct *)resp = callee(a1, a2);
+ *(my_ffi_struct *)resp = callee(a1, a2);
}
int main(void)
{
- ffi_type* my_ffi_struct_fields[4];
- ffi_type my_ffi_struct_type;
- ffi_cif cif;
- static ffi_closure cl;
- ffi_closure *pcl = &cl;
- void* args[4];
- ffi_type* arg_types[3];
-
- struct my_ffi_struct g = { 1.0, 2.0, 3.0 };
- struct my_ffi_struct f = { 1.0, 2.0, 3.0 };
- struct my_ffi_struct res;
-
- my_ffi_struct_type.size = 0;
- my_ffi_struct_type.alignment = 0;
- my_ffi_struct_type.type = FFI_TYPE_STRUCT;
- my_ffi_struct_type.elements = my_ffi_struct_fields;
-
- my_ffi_struct_fields[0] = &ffi_type_double;
- my_ffi_struct_fields[1] = &ffi_type_double;
- my_ffi_struct_fields[2] = &ffi_type_double;
- my_ffi_struct_fields[3] = NULL;
-
- arg_types[0] = &my_ffi_struct_type;
- arg_types[1] = &my_ffi_struct_type;
- arg_types[2] = NULL;
-
- CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &my_ffi_struct_type,
- arg_types) == FFI_OK);
-
- args[0] = &g;
- args[1] = &f;
- args[2] = NULL;
- ffi_call(&cif, FFI_FN(callee), &res, args);
- /* { dg-output "1 2 3 1 2 3: 2 4 6" } */
- printf("res: %g %g %g\n", res.a, res.b, res.c);
- /* { dg-output "\nres: 2 4 6" } */
-
- CHECK(ffi_prep_closure(pcl, &cif, stub, NULL) == FFI_OK);
-
- res = ((my_ffi_struct(*)(struct my_ffi_struct, struct my_ffi_struct))(pcl))(g, f);
- /* { dg-output "\n1 2 3 1 2 3: 2 4 6" } */
- printf("res: %g %g %g\n", res.a, res.b, res.c);
- /* { dg-output "\nres: 2 4 6" } */
-
- exit(0);;
+ ffi_type* my_ffi_struct_fields[4];
+ ffi_type my_ffi_struct_type;
+ ffi_cif cif;
+#ifndef USING_MMAP
+ static ffi_closure cl;
+#endif
+ ffi_closure *pcl;
+ void* args[4];
+ ffi_type* arg_types[3];
+
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
+ struct my_ffi_struct g = { 1.0, 2.0, 3.0 };
+ struct my_ffi_struct f = { 1.0, 2.0, 3.0 };
+ struct my_ffi_struct res;
+
+ my_ffi_struct_type.size = 0;
+ my_ffi_struct_type.alignment = 0;
+ my_ffi_struct_type.type = FFI_TYPE_STRUCT;
+ my_ffi_struct_type.elements = my_ffi_struct_fields;
+
+ my_ffi_struct_fields[0] = &ffi_type_double;
+ my_ffi_struct_fields[1] = &ffi_type_double;
+ my_ffi_struct_fields[2] = &ffi_type_double;
+ my_ffi_struct_fields[3] = NULL;
+
+ arg_types[0] = &my_ffi_struct_type;
+ arg_types[1] = &my_ffi_struct_type;
+ arg_types[2] = NULL;
+
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &my_ffi_struct_type,
+ arg_types) == FFI_OK);
+
+ args[0] = &g;
+ args[1] = &f;
+ args[2] = NULL;
+ ffi_call(&cif, FFI_FN(callee), &res, args);
+ /* { dg-output "1 2 3 1 2 3: 2 4 6" } */
+ printf("res: %g %g %g\n", res.a, res.b, res.c);
+ /* { dg-output "\nres: 2 4 6" } */
+
+ CHECK(ffi_prep_closure(pcl, &cif, stub, NULL) == FFI_OK);
+
+ res = ((my_ffi_struct(*)(struct my_ffi_struct, struct my_ffi_struct))(pcl))(g, f);
+ /* { dg-output "\n1 2 3 1 2 3: 2 4 6" } */
+ printf("res: %g %g %g\n", res.a, res.b, res.c);
+ /* { dg-output "\nres: 2 4 6" } */
+
+ exit(0);;
}
#include <stdlib.h>
#include <stdio.h>
#include <ffi.h>
+#include "fficonfig.h"
#define MAX_ARGS 256
#define CHECK(x) (!(x) ? abort() : (void)0)
+/* Prefer MAP_ANON(YMOUS) to /dev/zero, since we don't need to keep a
+ file open. */
+#ifdef HAVE_MMAP_ANON
+# undef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+# define MAP_FAILED -1
+# endif
+# if !defined (MAP_ANONYMOUS) && defined (MAP_ANON)
+# define MAP_ANONYMOUS MAP_ANON
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+
+# include <sys/mman.h>
+# ifndef MAP_FAILED
+# define MAP_FAILED -1
+# endif
+# define USING_MMAP
+
+#endif
+
+#ifdef USING_MMAP
+static inline void *
+allocate_mmap (size_t size)
+{
+ void *page;
+#if defined (HAVE_MMAP_DEV_ZERO)
+ static int dev_zero_fd = -1;
+#endif
+
+#ifdef HAVE_MMAP_DEV_ZERO
+ if (dev_zero_fd == -1)
+ {
+ dev_zero_fd = open ("/dev/zero", O_RDONLY);
+ if (dev_zero_fd == -1)
+ {
+ perror ("open /dev/zero: %m");
+ exit (1);
+ }
+ }
+#endif
+
+
+#ifdef HAVE_MMAP_ANON
+ page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+#endif
+#ifdef HAVE_MMAP_DEV_ZERO
+ page = mmap (NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_PRIVATE, dev_zero_fd, 0);
+#endif
+
+ if (page == MAP_FAILED)
+ {
+ perror ("virtual memory exhausted");
+ exit (1);
+ }
+
+ return page;
+}
+
+#endif
int main (void)
{
ffi_cif cif;
+#ifndef USING_MMAP
static ffi_closure cl;
- ffi_closure *pcl = &cl;
+#endif
+ ffi_closure *pcl;
ffi_type * cl_arg_types[17];
int res;
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
{
cl_arg_types[1] = NULL;
projects / gcc.git / commitdiff