* gdbarch.sh (gdbarch_data): Add gdbarch parameter.

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

diff --git a/gdb/configure.in b/gdb/configure.in
index 52d3e9accf89b824f0ea8a343a9951a8eb383348..8d304594f3a6bb09fca036f490f31d4ab8426154 100644 (file)
--- a/gdb/configure.in
+++ b/gdb/configure.in
@@ -118,7 +118,7 @@ case $host_os in solaris2.7 | solaris2.8) case "$GCC" in yes)
     AC_DEFINE(_MSE_INT_H)
 esac; esac
 
-AC_CHECK_HEADERS(ctype.h endian.h nlist.h link.h thread_db.h proc_service.h \
+AC_CHECK_HEADERS(ctype.h nlist.h link.h thread_db.h proc_service.h \
        memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \
        string.h sys/procfs.h sys/ptrace.h sys/reg.h stdint.h \
        term.h termio.h termios.h unistd.h wait.h sys/wait.h \
@@ -130,9 +130,10 @@ AC_CHECK_HEADERS(ctype.h endian.h nlist.h link.h thread_db.h proc_service.h \
 AC_HEADER_STAT
 
 AC_C_CONST
+AC_C_INLINE
 
-AC_CHECK_FUNCS(bcopy btowc bzero isascii poll realpath sbrk setpgid setpgrp \
-       sigaction sigprocmask sigsetmask)
+AC_CHECK_FUNCS(bcopy btowc bzero canonicalize_file_name isascii poll \
+       realpath sbrk setpgid setpgrp sigaction sigprocmask sigsetmask )
 AC_FUNC_ALLOCA
 AC_FUNC_VFORK
 dnl AC_FUNC_SETPGRP does not work when cross compiling
@@ -241,7 +242,7 @@ BFD_NEED_DECLARATION(free)
 BFD_NEED_DECLARATION(strerror)
 BFD_NEED_DECLARATION(strdup)
 BFD_NEED_DECLARATION(strstr)
-
+BFD_NEED_DECLARATION(canonicalize_file_name)
 
 # The following save_state_t checkery is only necessary for HPUX 
 # versions earlier than 10.20.  When those fade from memory, this 
@@ -307,7 +308,7 @@ if test "$ac_cv_header_sys_procfs_h" = yes; then
   dnl For Linux/i386, glibc 2.1.3 was released with a bogus
   dnl prfpregset_t type (it's a typedef for the pointer to a struct
   dnl instead of the struct itself).  We detect this here, and work
-  dnl around it in lin-thread.c.
+  dnl around it in gdb_proc_service.h.
 
   if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
     AC_MSG_CHECKING(whether prfpregset_t type is broken)
@@ -408,6 +409,7 @@ if test ${host} = ${target} ; then
   AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
   if test $gdb_cv_have_struct_link_map32 = yes; then
     AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
+    AC_DEFINE(_SYSCALL32)
   fi
 fi
 
@@ -511,6 +513,23 @@ AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
 
 AC_FUNC_MMAP
 
+case ${host_os} in
+aix*)
+  AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
+    SAVE_LDFLAGS=$LDFLAGS
+
+    case $GCC in
+    yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
+    *) gdb_cv_bigtoc=-bbigtoc ;;
+    esac
+
+    LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
+    AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
+  ])
+  CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
+  ;;
+esac
+
 dnl See if thread_db library is around for Solaris thread debugging.  Note that
 dnl we must explicitly test for version 1 of the library because version 0
 dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
@@ -1203,7 +1222,14 @@ AC_SUBST(target_subdir)
 frags=
 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
 if test ! -f ${host_makefile_frag}; then
-AC_MSG_ERROR("*** Gdb does not support host ${host}")
+    # When building a native debuger the .mh file containing things
+    # like NATDEPFILES is needed.  Cross debuggers don't need .mh
+    # since it no longer contains anything useful.
+    if test "${target}" = "${host}"; then
+       AC_MSG_ERROR("*** Gdb does not support native target ${host}")
+    else
+       host_makefile_frag=/dev/null
+    fi
 fi
 frags="$frags $host_makefile_frag"
 
@@ -1230,16 +1256,12 @@ GDB_MULTI_ARCH=`sed -n '
 s/GDB_MULTI_ARCH[      ]*=[    ]*\([^  ]*\)[   ]*/\1/p
 ' ${target_makefile_frag}`
 
-# these really aren't orthogonal true/false values of the same condition,
-# but shells are slow enough that I like to reuse the test conditions
-# whenever possible
 if test "${target}" = "${host}"; then
+# We pick this up from the host configuration file (.mh) because we
+# do not have a native configuration Makefile fragment.
 nativefile=`sed -n '
 s/NAT_FILE[    ]*=[    ]*\([^  ]*\)/\1/p
 ' ${host_makefile_frag}`
-# else
-# GDBserver is only useful in a "native" environment
-# configdirs=`echo $configdirs | sed 's/gdbserver//'`
 fi
 changequote([,])
 
@@ -1270,12 +1292,23 @@ case "${GDB_MULTI_ARCH}" in
     *)  AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
 esac
 
-
 SUBDIRS="doc testsuite nlm"
 if test "${enable_multi_ice}" = "yes"; then
   SUBDIRS="${SUBDIRS} multi-ice"
 fi
 
+# ``gdbserver'' can only be built in a native configuration.
+if test x"${target}" = x"${host}"; then
+    AC_MSG_CHECKING(whether gdbserver is supported on this host)
+    if test x"${build_gdbserver}" = xyes ; then
+       configdirs="${configdirs} gdbserver"
+       SUBDIRS="${SUBDIRS} gdbserver"
+       AC_MSG_RESULT(yes)
+    else
+       AC_MSG_RESULT(no)
+    fi
+fi
+
 AC_SUBST(SUBDIRS)
 
 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
@@ -1333,7 +1366,8 @@ dnl provided by makefile fragments.
 dnl
 if test "${nativefile}" = ""; then
         < Makefile \
-        sed -e '/^NATDEPFILES[[        ]]*=[[  ]]*/s//# NATDEPFILES=/' \
+        sed -e '/^NATDEPFILES[[        ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
+            -e '/^NATDEPFILES[[        ]]*=/s/^/# /' \
         | sed -e '/^\(NATDEPFILES[[    ]]*[[+]]=[[     ]]*\)/s//# \1/' \
        > Makefile.tem
 mv -f Makefile.tem Makefile