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ruby-changes:28425

From: akr <ko1@a...>
Date: Fri, 26 Apr 2013 17:45:14 +0900 (JST)
Subject: [ruby-changes:28425] akr:r40477 (trunk): add comments.

akr	2013-04-26 17:45:02 +0900 (Fri, 26 Apr 2013)

  New Revision: 40477

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=40477

  Log:
    add comments.

  Modified files:
    trunk/configure.in

Index: configure.in
===================================================================
--- configure.in	(revision 40476)
+++ configure.in	(revision 40477)
@@ -1951,11 +1951,16 @@ main() https://github.com/ruby/ruby/blob/trunk/configure.in#L1951
 fi
 
 if test "$ac_cv_func_getpgid" = no; then
+  # AC_FUNC_GETPGRP fails when cross-compiling with old autoconf.
+  # autoconf is changed between 2.52d and 2.52f?
+  # http://lists.gnu.org/archive/html/bug-gnu-utils/2001-09/msg00181.html
+  # "autoconf cleanup for AC_FUNC_GETPGRP and GETPGRP_VOID"
 AC_FUNC_GETPGRP
 fi
 if test "$ac_cv_func_setpgid:$ac_cv_func_setpgrp" = no:yes; then
   # AC_FUNC_SETPGRP fails when cross-compiling.  (until autoconf 2.69?)
   # https://lists.gnu.org/archive/html/bug-autoconf/2013-02/msg00002.html
+  # "AC_FUNC_SETPGRP fails to work properly when cross-compiling"
 AC_FUNC_SETPGRP
 fi
 

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