gdb/

[deliverable/binutils-gdb.git] / gdb / configure.ac

diff --git a/gdb/configure.ac b/gdb/configure.ac
index 0c62b46d53be29a1981a7a6b52a4bcfd2da30030..030fb06c420426fbb3d67f69408da7b016b3096f 100644 (file)
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -989,11 +989,25 @@ if test "${have_libpython}" != no; then
   # unilaterally defined, and that in turn causes _SGIAPI to evaluate
   # to false.  So, we work around this issue by defining siginfo ourself
   # though the command-line.
+  #
+  # On x64 Windows, Python's include headers, and pyconfig.h in
+  # particular, rely on MS_WIN64 macro to detect that it's a 64bit
+  # version of Windows.  Unfortunately, MS_WIN64 is only defined if
+  # _MSC_VER, a Microsoft-specific macro, is defined.  So, when
+  # building on x64 Windows with GCC, we define MS_WIN64 ourselves.
+  # The issue was reported to the Python community, but still isn't
+  # solved as of 2012-10-02 (http://bugs.python.org/issue4709).
+
   case "$gdb_host" in
     irix*) if test "${GCC}" = yes; then
              CPPFLAGS="$CPPFLAGS -Dsiginfo=__siginfo"
            fi
            ;;
+    mingw64)
+           if test "${GCC}" = yes; then
+             CPPFLAGS="$CPPFLAGS -DMS_WIN64"
+           fi
+           ;;
   esac
 
   # Note that "python -m threading" cannot be used to check for
@@ -1058,11 +1072,8 @@ fi
 # ------------------------- #
 
 AC_HEADER_DIRENT
-AC_HEADER_STAT
 AC_HEADER_STDC
 # elf_hp.h is for HP/UX 64-bit shared library support.
-# FIXME: kettenis/20030102: In most cases we include these (ctype.h, time.h)
-# unconditionally, so what's the point in checking these?
 AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \
                   thread_db.h signal.h stddef.h \
                  stdlib.h string.h memory.h strings.h sys/fault.h \
@@ -1070,7 +1081,7 @@ AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \
                  sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \
                  sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \
                  sys/types.h sys/wait.h wait.h termios.h termio.h \
-                 sgtty.h unistd.h elf_hp.h ctype.h time.h locale.h \
+                 sgtty.h unistd.h elf_hp.h locale.h \
                  dlfcn.h sys/socket.h sys/un.h])
 AC_CHECK_HEADERS(link.h, [], [],
 [#if HAVE_SYS_TYPES_H
@@ -1719,6 +1730,13 @@ if test ${build} = ${host} -a ${host} = ${target} ; then
          [Define if using Solaris thread debugging.])
          CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
          CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
+         # On SPARC CPUs, we also need to build sparc-sol-thread.
+         case ${host_cpu} in
+           sparc*)
+             CONFIG_OBS="${CONFIG_OBS} sparc-sol-thread.o"
+             CONFIG_SRCS="${CONFIG_SRCS} sparc-sol-thread.c"
+             ;;
+         esac
          AC_CHECK_LIB(dl, dlopen)
         CONFIG_LDFLAGS="${CONFIG_LDFLAGS} $RDYNAMIC"
         # Sun randomly tweaked the prototypes in <proc_service.h>
@@ -1899,7 +1917,7 @@ build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
 -Wformat-nonliteral -Wno-pointer-sign \
 -Wno-unused -Wunused-value -Wunused-function \
 -Wno-switch -Wno-char-subscripts -Wmissing-prototypes \
--Wdeclaration-after-statement"
+-Wdeclaration-after-statement -Wempty-body"
 
 # Enable -Wno-format by default when using gcc on mingw since many
 # GCC versions complain about %I64.