2009-08-23 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / bfd / bfd.m4

diff --git a/bfd/bfd.m4 b/bfd/bfd.m4
index cb0cb4646383028879ee3ee2abf3d818d8f49488..96f03d4d1abba375ca4df4671914ede3eff2878c 100644 (file)
--- a/bfd/bfd.m4
+++ b/bfd/bfd.m4
@@ -1,36 +1,6 @@
 dnl This file was derived from acinclude.m4.
 
 
-dnl See whether we need a declaration for a function.
-
-AC_DEFUN([BFD_NEED_DECLARATION],
-[AC_MSG_CHECKING([whether $1 must be declared])
-AC_CACHE_VAL(bfd_cv_decl_needed_$1,
-[AC_TRY_COMPILE([
-#include <stdio.h>
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif],
-[char *(*pfn) = (char *(*)) $1],
-bfd_cv_decl_needed_$1=no, bfd_cv_decl_needed_$1=yes)])
-AC_MSG_RESULT($bfd_cv_decl_needed_$1)
-if test $bfd_cv_decl_needed_$1 = yes; then
-  AC_DEFINE([NEED_DECLARATION_]translit($1, [a-z], [A-Z]), 1,
-           [Define if $1 is not declared in system header files.])
-fi
-])dnl
-
-
 dnl Check for existence of a type $1 in sys/procfs.h
 
 AC_DEFUN([BFD_HAVE_SYS_PROCFS_TYPE],
@@ -50,7 +20,6 @@ AC_DEFUN([BFD_HAVE_SYS_PROCFS_TYPE],
  AC_MSG_RESULT($bfd_cv_have_sys_procfs_type_$1)
 ])
 
-
 dnl Check for existence of member $2 in type $1 in sys/procfs.h
 
 AC_DEFUN([BFD_HAVE_SYS_PROCFS_TYPE_MEMBER],
@@ -70,3 +39,40 @@ AC_DEFUN([BFD_HAVE_SYS_PROCFS_TYPE_MEMBER],
  AC_MSG_RESULT($bfd_cv_have_sys_procfs_type_member_$1_$2)
 ])
 
+dnl Check for existence of member $2 in type $1 in time.h
+
+AC_DEFUN([BFD_HAVE_TIME_TYPE_MEMBER],
+[AC_MSG_CHECKING([for $1.$2 in time.h])
+ AC_CACHE_VAL(bfd_cv_have_time_type_member_$2,
+   [AC_TRY_COMPILE([
+#define _BSD_SOURCE 1
+#include <time.h>],
+      [$1 avar; void* aref = (void*) &avar.$2],
+      bfd_cv_have_time_type_member_$2=yes,
+      bfd_cv_have_time_type_member_$2=no
+   )])
+ if test $bfd_cv_have_time_type_member_$2 = yes; then
+   AC_DEFINE([HAVE_]translit($2, [a-z], [A-Z]), 1,
+            [Define if <time.h> has $1.$2.])
+ fi
+ AC_MSG_RESULT($bfd_cv_have_time_type_member_$2)
+])
+
+dnl Check for existence of member $2.$3 in type $1 in sys/stat.h
+
+AC_DEFUN([BFD_HAVE_SYS_STAT_TYPE_MEMBER],
+[AC_MSG_CHECKING([for $1.$2.$3 in sys/stat.h])
+ AC_CACHE_VAL(bfd_cv_have_sys_stat_type_member_$2_$3,
+   [AC_TRY_COMPILE([
+#define _BSD_SOURCE 1
+#include <sys/stat.h>],
+      [$1 avar; void* aref = (void*) &avar.$2.$3],
+      bfd_cv_have_sys_stat_type_member_$2_$3=yes,
+      bfd_cv_have_sys_stat_type_member_$2_$3=no
+   )])
+ if test $bfd_cv_have_sys_stat_type_member_$2_$3 = yes; then
+   AC_DEFINE([HAVE_]translit($2, [a-z], [A-Z])[_]translit($3, [a-z], [A-Z]), 1,
+            [Define if <sys/stat.h> has $1.$2.$3])
+ fi
+ AC_MSG_RESULT($bfd_cv_have_sys_stat_type_member_$2_$3)
+])