-# open.m4 serial 1
-dnl Copyright (C) 2007 Free Software Foundation, Inc.
+# open.m4 serial 2
+dnl Copyright (C) 2007-2008 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
REPLACE_OPEN=1
AC_LIBOBJ([open])
;;
+ *)
+ dnl open("foo/") should not create a file when the file name has a
+ dnl trailing slash.
+ AC_CACHE_CHECK([whether open recognizes a trailing slash],
+ [gl_cv_func_open_slash],
+ [
+ AC_TRY_RUN([
+#include <fcntl.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+int main ()
+{
+ return open ("conftest.sl/", O_CREAT, 0600) >= 0;
+}], [gl_cv_func_open_slash=yes], [gl_cv_func_open_slash=no],
+ [
+changequote(,)dnl
+ case "$host_os" in
+ solaris2.[0-9]*) gl_cv_func_open_slash="guessing no" ;;
+ hpux*) gl_cv_func_open_slash="guessing no" ;;
+ *) gl_cv_func_open_slash="guessing yes" ;;
+ esac
+changequote([,])dnl
+ ])
+ rm -f conftest.sl
+ ])
+ case "$gl_cv_func_open_slash" in
+ *no)
+ AC_DEFINE([OPEN_TRAILING_SLASH_BUG], 1,
+ [Define to 1 if open() fails to recognize a trailing slash.])
+ REPLACE_OPEN=1
+ AC_LIBOBJ([open])
+ ;;
+ esac
+ ;;
esac
])