glass	2019-02-24 14:27:33 +0900 (Sun, 24 Feb 2019)

  New Revision: 67129

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=67129

  Log:
    configure.ac: remove check for broken memmem
    
    the bug of memmem(3) was fixed in glibc 2.1 released in 1999.

  Modified files:
    trunk/configure.ac
Index: configure.ac
===================================================================
--- configure.ac	(revision 67128)
+++ configure.ac	(revision 67129)
@@ -1753,33 +1753,6 @@ AS_IF([test "$rb_cv_have_signbit" = yes] https://github.com/ruby/ruby/blob/trunk/configure.ac#L1753
   AC_LIBOBJ([signbit])
 ])
 
-AC_CACHE_CHECK(for broken memmem, rb_cv_broken_memmem, [
-    AC_TRY_RUN([
-@%:@include <string.h>
-
-int
-main(int argc, char **argv)
-{
-    const char *str = "hogefugafoobar";
-    const char *rs = "foo";
-    const char *empty = "";
-    char *p;
-
-    p = memmem(str, strlen(str), rs, strlen(rs));
-    if (p == str+8) {
-	p = memmem(str, strlen(str), empty, strlen(empty));
-	if (p == str)
-	    return 0;
-    }
-    return 1;
-}
-    ],
-    rb_cv_broken_memmem=no,
-    rb_cv_broken_memmem=yes,
-    rb_cv_broken_memmem=yes)
-])
-test x"$rb_cv_broken_memmem" = xyes && ac_cv_func_memmem=no
-
 AC_FUNC_FORK
 
 AC_CHECK_FUNCS(__syscall)

--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/