gdbserver/acinclude.m4

   1 dnl NB: When possible, try to avoid explicit includes of ../config/ files.
   2 dnl They're normally found by aclocal automatically and recorded in aclocal.m4.
   3 dnl However, some are kept here explicitly to silence harmless warnings from
   4 dnl aclocal when it finds AM_xxx macros via local search paths instead of
   5 dnl system search paths.
   6
   7 dnl gdb/gdbserver/configure.in uses BFD_HAVE_SYS_PROCFS_TYPE.
   8 m4_include(../bfd/bfd.m4)
   9
  10 # This get AM_GDB_COMPILER_TYPE.
  11 m4_include(../gdbsupport/compiler-type.m4)
  12
  13 dnl This gets AM_GDB_WARNINGS.
  14 m4_include(../gdbsupport/warning.m4)
  15
  16 dnl codeset.m4 is needed for common.m4, but not for
  17 dnl anything else in gdbserver.
  18 m4_include(../config/codeset.m4)
  19 m4_include(../gdbsupport/common.m4)
  20
  21 dnl For libiberty_INIT.
  22 m4_include(../gdb/libiberty.m4)
  23
  24 dnl For GDB_AC_PTRACE.
  25 m4_include(../gdbsupport/ptrace.m4)
  26
  27 m4_include(../gdb/ax_cxx_compile_stdcxx.m4)
  28
  29 dnl For GDB_AC_SELFTEST.
  30 m4_include(../gdbsupport/selftest.m4)
  31
  32 dnl Check for existence of a type $1 in libthread_db.h
  33 dnl Based on BFD_HAVE_SYS_PROCFS_TYPE in bfd/bfd.m4.
  34
  35 AC_DEFUN(
  36   [GDBSERVER_HAVE_THREAD_DB_TYPE],
  37   [AC_MSG_CHECKING([for $1 in thread_db.h])
  38    AC_CACHE_VAL(
  39      [gdbserver_cv_have_thread_db_type_$1],
  40      [AC_COMPILE_IFELSE(
  41         [AC_LANG_PROGRAM([#include <thread_db.h>], [$1 avar])],
  42         [gdbserver_cv_have_thread_db_type_$1=yes],
  43         [gdbserver_cv_have_thread_db_type_$1=no]
  44       )]
  45    )
  46    if test $gdbserver_cv_have_thread_db_type_$1 = yes; then
  47      AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), 1,
  48                [Define if <thread_db.h> has $1.])
  49    fi
  50    AC_MSG_RESULT($gdbserver_cv_have_thread_db_type_$1)]
  51 )