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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [gas/] [acinclude.m4] - Rev 262
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dnl GAS_CHECK_DECL_NEEDED(name, typedefname, typedef, headers) AC_DEFUN([GAS_CHECK_DECL_NEEDED],[ AC_MSG_CHECKING(whether declaration is required for $1) AC_CACHE_VAL(gas_cv_decl_needed_$1, AC_TRY_LINK([$4], [ typedef $3; $2 x; x = ($2) $1; ], gas_cv_decl_needed_$1=no, gas_cv_decl_needed_$1=yes))dnl AC_MSG_RESULT($gas_cv_decl_needed_$1) if test $gas_cv_decl_needed_$1 = yes; then AC_DEFINE([NEED_DECLARATION_]translit($1, [a-z], [A-Z]), 1, [Define if $1 is not declared in system header files.]) fi ])dnl dnl dnl Some non-ANSI preprocessors botch requoting inside strings. That's bad dnl enough, but on some of those systems, the assert macro relies on requoting dnl working properly! dnl GAS_WORKING_ASSERT AC_DEFUN([GAS_WORKING_ASSERT], [AC_MSG_CHECKING([for working assert macro]) AC_CACHE_VAL(gas_cv_assert_ok, AC_TRY_LINK([#include <assert.h> #include <stdio.h>], [ /* check for requoting problems */ static int a, b, c, d; static char *s; assert (!strcmp(s, "foo bar baz quux")); /* check for newline handling */ assert (a == b || c == d); ], gas_cv_assert_ok=yes, gas_cv_assert_ok=no))dnl AC_MSG_RESULT($gas_cv_assert_ok) test $gas_cv_assert_ok = yes || AC_DEFINE(BROKEN_ASSERT, 1, [assert broken?]) ])dnl dnl dnl Since many Bourne shell implementations lack subroutines, use this dnl hack to simplify the code in configure.in. dnl GAS_UNIQ(listvar) AC_DEFUN([GAS_UNIQ], [_gas_uniq_list="[$]$1" _gas_uniq_newlist="" dnl Protect against empty input list. for _gas_uniq_i in _gas_uniq_dummy [$]_gas_uniq_list ; do case [$]_gas_uniq_i in _gas_uniq_dummy) ;; *) case " [$]_gas_uniq_newlist " in *" [$]_gas_uniq_i "*) ;; *) _gas_uniq_newlist="[$]_gas_uniq_newlist [$]_gas_uniq_i" ;; esac ;; esac done $1=[$]_gas_uniq_newlist ])dnl
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