gdb/

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

diff --git a/gdb/gdbserver/configure.ac b/gdb/gdbserver/configure.ac
index a952af5d83cac8be6c086fff3aab2917311b3d0d..e24462b0132cdcef96cb989691b085d23681302e 100644 (file)
--- a/gdb/gdbserver/configure.ac
+++ b/gdb/gdbserver/configure.ac
@@ -38,16 +38,67 @@ AC_HEADER_STDC
 
 AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl
                 proc_service.h sys/procfs.h thread_db.h linux/elf.h dnl
-                stdlib.h unistd.h)
+                stdlib.h unistd.h dnl
+                errno.h fcntl.h signal.h sys/file.h malloc.h dnl
+                sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl
+                netinet/tcp.h arpa/inet.h sys/wait.h)
+
+have_errno=no
+AC_MSG_CHECKING(for errno)
+AC_TRY_LINK([
+#if HAVE_ERRNO_H
+#include <errno.h>
+#endif], [static int x; x = errno;],
+  [AC_MSG_RESULT(yes - in errno.h); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) have_errno=yes])
+if test $have_errno = no; then
+AC_TRY_LINK([
+#if HAVE_ERRNO_H
+#include <errno.h>
+#endif], [extern int errno; static int x; x = errno;],
+  [AC_MSG_RESULT(yes - must define); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) AC_DEFINE(MUST_DEFINE_ERRNO, 1, [Checking if errno must be defined])],
+  [AC_MSG_RESULT(no)])
+fi
 
-AC_CHECK_DECLS(strerror)
+AC_CHECK_DECLS([strerror, perror])
 
 AC_CHECK_TYPES(socklen_t, [], [],
 [#include <sys/types.h>
 #include <sys/socket.h>
 ])
+
+# Check for various supplementary target information (beyond the
+# triplet) which might affect the choices in configure.srv.
+case "${target}" in
+  arm*-*-linux*)
+    AC_CACHE_CHECK([if iWMMXt is selected], [gdb_cv_arm_iwmmxt],
+                  [save_CPPFLAGS="$CPPFLAGS"
+                  CPPFLAGS="$CPPFLAGS $CFLAGS"
+                  AC_EGREP_CPP([got it], [
+#ifdef __IWMMXT__
+got it
+#endif
+                               ], [gdb_cv_arm_iwmmxt=yes],
+                               [gdb_cv_arm_iwmmxt=no])
+                  CPPFLAGS="$save_CPPFLAGS"])
+    ;;
+esac
+
 . ${srcdir}/configure.srv
 
+if test "${srv_mingwce}" = "yes"; then
+  LIBS="$LIBS -lws2"
+elif test "${srv_mingw}" = "yes"; then
+  LIBS="$LIBS -lwsock32"
+fi
+
+if test "${srv_mingw}" = "yes"; then
+  AC_DEFINE(USE_WIN32API, 1,
+           [Define if we should use the Windows API, instead of the
+            POSIX API.  On Windows, we use the Windows API when
+            building for MinGW, but the POSIX API when building
+            for Cygwin.])
+fi
+
 if test "${srv_linux_usrregs}" = "yes"; then
   AC_DEFINE(HAVE_LINUX_USRREGS, 1,
            [Define if the target supports PTRACE_PEEKUSR for register ]
@@ -104,6 +155,7 @@ if test "$srv_linux_thread_db" = "yes"; then
     srv_linux_thread_db=no
   else
     srv_libs="$srv_cv_thread_db"
+    SRV_CHECK_TLS_GET_ADDR
   fi
   old_LDFLAGS="$LDFLAGS"
   LDFLAGS="$LDFLAGS -rdynamic"
@@ -122,6 +174,22 @@ if test "$srv_linux_thread_db" = "yes"; then
   if test $gdbsrv_cv_have_td_version = yes; then
     AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.])
   fi
+
+  if test "$srv_cv_tls_get_addr" = yes; then
+    AC_DEFINE(HAVE_TD_THR_TLS_GET_ADDR, 1, [Define if td_thr_tls_get_addr is available.])
+  fi
+fi
+
+if test "$srv_xmltarget" != ""; then
+  srv_xmltarget="\$(XML_DIR)/$srv_xmltarget"
+  srv_xmlbuiltin="xml-builtin.o"
+  AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.])
+
+  tmp_xmlfiles=$srv_xmlfiles
+  srv_xmlfiles="target.xml"
+  for f in $tmp_xmlfiles; do
+    srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f"
+  done
 fi
 
 GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles"
@@ -130,6 +198,9 @@ GDBSERVER_LIBS="$srv_libs"
 AC_SUBST(GDBSERVER_DEPFILES)
 AC_SUBST(GDBSERVER_LIBS)
 AC_SUBST(USE_THREAD_DB)
+AC_SUBST(srv_xmlbuiltin)
+AC_SUBST(srv_xmlfiles)
+AC_SUBST(srv_xmltarget)
 
 AC_OUTPUT(Makefile,
 [case x$CONFIG_HEADERS in