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 dnl This gets AM_GDB_WARNINGS.
  11 m4_include(../gdbsupport/warning.m4)
  12
  13 dnl codeset.m4 is needed for common.m4, but not for
  14 dnl anything else in gdbserver.
  15 m4_include(../config/codeset.m4)
  16 m4_include(../gdbsupport/common.m4)
  17
  18 dnl For libiberty_INIT.
  19 m4_include(../gdb/libiberty.m4)
  20
  21 dnl For GDB_AC_PTRACE.
  22 m4_include(../gdbsupport/ptrace.m4)
  23
  24 m4_include(../gdb/ax_cxx_compile_stdcxx.m4)
  25
  26 dnl For GDB_AC_SELFTEST.
  27 m4_include(../gdbsupport/selftest.m4)
  28
  29 dnl Check for existence of a type $1 in libthread_db.h
  30 dnl Based on BFD_HAVE_SYS_PROCFS_TYPE in bfd/bfd.m4.
  31
  32 AC_DEFUN(
  33   [GDBSERVER_HAVE_THREAD_DB_TYPE],
  34   [AC_MSG_CHECKING([for $1 in thread_db.h])
  35    AC_CACHE_VAL(
  36      [gdbserver_cv_have_thread_db_type_$1],
  37      [AC_COMPILE_IFELSE(
  38         [AC_LANG_PROGRAM([#include <thread_db.h>], [$1 avar])],
  39         [gdbserver_cv_have_thread_db_type_$1=yes],
  40         [gdbserver_cv_have_thread_db_type_$1=no]
  41       )]
  42    )
  43    if test $gdbserver_cv_have_thread_db_type_$1 = yes; then
  44      AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), 1,
  45                [Define if <thread_db.h> has $1.])
  46    fi
  47    AC_MSG_RESULT($gdbserver_cv_have_thread_db_type_$1)]
  48 )