diff options
-rw-r--r-- | m4/ChangeLog | 7 | ||||
-rw-r--r-- | m4/ftruncate.m4 | 16 |
2 files changed, 21 insertions, 2 deletions
diff --git a/m4/ChangeLog b/m4/ChangeLog index a8576d75b..827bc22d0 100644 --- a/m4/ChangeLog +++ b/m4/ChangeLog @@ -1,3 +1,10 @@ +2006-06-18 Jim Meyering <jim@meyering.net> + + * ftruncate.m4 (gl_FUNC_FTRUNCATE): If ftruncate is missing, make + configure fail, and request a bug report to inform us about it. + Add a comment that, barring reports to the contrary, in 2007 we'll + assume ftruncate is universally available. + 2006-06-10 Jim Meyering <jim@meyering.net> Apply this change from gnulib: diff --git a/m4/ftruncate.m4 b/m4/ftruncate.m4 index c225e48a3..b82705cca 100644 --- a/m4/ftruncate.m4 +++ b/m4/ftruncate.m4 @@ -1,17 +1,29 @@ -#serial 8 +#serial 9 # See if we need to emulate a missing ftruncate function using fcntl or chsize. -# Copyright (C) 2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc. +# Copyright (C) 2000, 2001, 2003-2006 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. +# FIXME: remove this macro, along with all uses of HAVE_FTRUNCATE in 2007, +# if the check below provokes no reports. + AC_DEFUN([gl_FUNC_FTRUNCATE], [ AC_REPLACE_FUNCS(ftruncate) if test $ac_cv_func_ftruncate = no; then gl_PREREQ_FTRUNCATE + # If someone lacks ftruncate, make configure fail, and request + # a bug report to inform us about it. + if test x"$SKIP_FTRUNCATE_CHECK" != xyes; then + AC_MSG_FAILURE([Your system lacks the ftruncate function. + Please report this, along with the output of "uname -a", to the + bug-coreutils@gnu.org mailing list. To continue past this point, + rerun configure with SKIP_FTRUNCATE_CHECK=yes set in the environment. + E.g., env SKIP_FTRUNCATE_CHECK=yes ./configure]) + fi fi ]) |