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author | Andrew John Hughes <gnu_andrew@member.fsf.org> | 2005-11-02 00:43:13 +0000 |
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committer | Andrew John Hughes <gnu_andrew@member.fsf.org> | 2005-11-02 00:43:13 +0000 |
commit | 46f26ceba116c0116f67188287e37b96cfd8c05a (patch) | |
tree | 73d89c51b5f2d50ec4f24fb34b67f91b2567dd51 /m4 | |
parent | 899a8a3151264e11d3582d1e57052d85123b03da (diff) | |
download | classpath-46f26ceba116c0116f67188287e37b96cfd8c05a.tar.gz |
2005-11-01 Andrew John Hughes <gnu_andrew@member.fsf.org>
* Merge from HEAD --> generics for 2005/09/20 - 2005/11/01.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/acattribute.m4 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/m4/acattribute.m4 b/m4/acattribute.m4 new file mode 100644 index 000000000..7b490d4b7 --- /dev/null +++ b/m4/acattribute.m4 @@ -0,0 +1,25 @@ +dnl modified AC_C_INLINE from autoconf/c.m4 + +AN_IDENTIFIER([attribute], [AC_C_ATTRIBUTE]) +AC_DEFUN([AC_C_ATTRIBUTE], +[AC_CACHE_CHECK([for __attribute__], ac_cv_c_attribute, +[ +AC_COMPILE_IFELSE([AC_LANG_SOURCE( +[void foo(void) __attribute__ ((__noreturn__));] +)], +[ac_cv_c_attribute=yes], +[ac_cv_c_attribute=no] +) +]) +AH_VERBATIM([attribute], +[/* Define to `__attribute__' to nothing if it's not supported. */ +#undef __attribute__]) +case $ac_cv_c_attribute in + yes) ;; + no) + cat >>confdefs.h <<_ACEOF +#define __attribute__(x) /* nothing */ +_ACEOF + ;; +esac +])# AC_C_ATTRIBUTE |