mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-11-23 18:14:13 +08:00
108 lines
3.2 KiB
Plaintext
108 lines
3.2 KiB
Plaintext
dnl See whether we need to use fopen-bin.h rather than fopen-same.h.
|
|
AC_DEFUN(BFD_BINARY_FOPEN,
|
|
[AC_REQUIRE([AC_CANONICAL_SYSTEM])
|
|
case "${host}" in
|
|
changequote(,)dnl
|
|
*-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
|
|
changequote([,])dnl
|
|
AC_DEFINE(USE_BINARY_FOPEN, 1, [Use b modifier when opening binary files?]) ;;
|
|
esac])dnl
|
|
|
|
dnl Get a default for CC_FOR_BUILD to put into Makefile.
|
|
AC_DEFUN(BFD_CC_FOR_BUILD,
|
|
[# Put a plausible default for CC_FOR_BUILD in Makefile.
|
|
if test -z "$CC_FOR_BUILD"; then
|
|
if test "x$cross_compiling" = "xno"; then
|
|
CC_FOR_BUILD='$(CC)'
|
|
else
|
|
CC_FOR_BUILD=gcc
|
|
fi
|
|
fi
|
|
AC_SUBST(CC_FOR_BUILD)
|
|
# Also set EXEEXT_FOR_BUILD.
|
|
if test "x$cross_compiling" = "xno"; then
|
|
EXEEXT_FOR_BUILD='$(EXEEXT)'
|
|
else
|
|
AC_CACHE_CHECK([for build system executable suffix], bfd_cv_build_exeext,
|
|
[rm -f conftest*
|
|
echo 'int main () { return 0; }' > conftest.c
|
|
bfd_cv_build_exeext=
|
|
${CC_FOR_BUILD} -o conftest conftest.c 1>&5 2>&5
|
|
for file in conftest.*; do
|
|
case $file in
|
|
*.c | *.o | *.obj | *.ilk | *.pdb) ;;
|
|
*) bfd_cv_build_exeext=`echo $file | sed -e s/conftest//` ;;
|
|
esac
|
|
done
|
|
rm -f conftest*
|
|
test x"${bfd_cv_build_exeext}" = x && bfd_cv_build_exeext=no])
|
|
EXEEXT_FOR_BUILD=""
|
|
test x"${bfd_cv_build_exeext}" != xno && EXEEXT_FOR_BUILD=${bfd_cv_build_exeext}
|
|
fi
|
|
AC_SUBST(EXEEXT_FOR_BUILD)])dnl
|
|
|
|
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,
|
|
[AC_MSG_CHECKING([for $1 in sys/procfs.h])
|
|
AC_CACHE_VAL(bfd_cv_have_sys_procfs_type_$1,
|
|
[AC_TRY_COMPILE([#include <sys/procfs.h>],
|
|
[$1 avar],
|
|
bfd_cv_have_sys_procfs_type_$1=yes,
|
|
bfd_cv_have_sys_procfs_type_$1=no
|
|
)])
|
|
if test $bfd_cv_have_sys_procfs_type_$1 = yes; then
|
|
AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z]), 1,
|
|
[Define if <sys/procfs.h> has $1.])
|
|
fi
|
|
AC_MSG_RESULT($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,
|
|
[AC_MSG_CHECKING([for $1.$2 in sys/procfs.h])
|
|
AC_CACHE_VAL(bfd_cv_have_sys_procfs_type_member_$1_$2,
|
|
[AC_TRY_COMPILE([#include <sys/procfs.h>],
|
|
[$1 avar; void* aref = (void*) &avar.$2],
|
|
bfd_cv_have_sys_procfs_type_member_$1_$2=yes,
|
|
bfd_cv_have_sys_procfs_type_member_$1_$2=no
|
|
)])
|
|
if test $bfd_cv_have_sys_procfs_type_member_$1_$2 = yes; then
|
|
AC_DEFINE([HAVE_]translit($1, [a-z], [A-Z])[_]translit($2, [a-z], [A-Z]), 1,
|
|
[Define if <sys/procfs.h> has $1.$2.])
|
|
fi
|
|
AC_MSG_RESULT($bfd_cv_have_sys_procfs_type_member_$1_$2)
|
|
])
|
|
|
|
|