diff options
Diffstat (limited to 'm4/dup2.m4')
| -rw-r--r-- | m4/dup2.m4 | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/m4/dup2.m4 b/m4/dup2.m4 index 269cfdc1123..dc3070c0d9a 100644 --- a/m4/dup2.m4 +++ b/m4/dup2.m4 @@ -1,4 +1,4 @@ -#serial 19 +#serial 20 dnl Copyright (C) 2002, 2005, 2007, 2009-2013 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -39,9 +39,11 @@ AC_DEFUN([gl_FUNC_DUP2], /* Many gnulib modules require POSIX conformance of EBADF. */ if (dup2 (2, 1000000) == -1 && errno != EBADF) result |= 16; - /* Flush out a cygwin core dump. */ + /* Flush out some cygwin core dumps. */ if (dup2 (2, -1) != -1 || errno != EBADF) result |= 32; + dup2 (2, 255); + dup2 (2, 256); return result; ]) ], @@ -65,6 +67,7 @@ AC_DEFUN([gl_FUNC_DUP2], *yes) ;; *) REPLACE_DUP2=1 + AC_CHECK_FUNCS([setdtablesize]) ;; esac fi |