Adjust strtod detection to catch glibc 2.7 bug.

[gnulib.git] / m4 / fprintf-posix.m4

diff --git a/m4/fprintf-posix.m4 b/m4/fprintf-posix.m4
index 9908f94..6213942 100644 (file)
--- a/m4/fprintf-posix.m4
+++ b/m4/fprintf-posix.m4
@@ -1,12 +1,11 @@
-# fprintf-posix.m4 serial 8
-dnl Copyright (C) 2007 Free Software Foundation, Inc.
+# fprintf-posix.m4 serial 11
+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.
 
 AC_DEFUN([gl_FUNC_FPRINTF_POSIX],
 [
-  AC_REQUIRE([gl_EOVERFLOW])
   AC_REQUIRE([gl_PRINTF_SIZES_C99])
   AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
   AC_REQUIRE([gl_PRINTF_INFINITE])
@@ -16,7 +15,9 @@ AC_DEFUN([gl_FUNC_FPRINTF_POSIX],
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
   AC_REQUIRE([gl_PRINTF_POSITIONS])
   AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
+  AC_REQUIRE([gl_PRINTF_FLAG_LEFTADJUST])
   AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
+  AC_REQUIRE([gl_PRINTF_PRECISION])
   AC_REQUIRE([gl_PRINTF_ENOMEM])
   gl_cv_func_fprintf_posix=no
   case "$gl_cv_func_printf_sizes_c99" in
@@ -37,13 +38,21 @@ AC_DEFUN([gl_FUNC_FPRINTF_POSIX],
                                 *yes)
                                   case "$gl_cv_func_printf_flag_grouping" in
                                     *yes)
-                                      case "$gl_cv_func_printf_flag_zero" in
+                                      case "$gl_cv_func_printf_flag_leftadjust" in
                                         *yes)
-                                          case "$gl_cv_func_printf_enomem" in
+                                          case "$gl_cv_func_printf_flag_zero" in
                                             *yes)
-                                              # fprintf exists and is already
-                                              # POSIX compliant.
-                                              gl_cv_func_fprintf_posix=yes
+                                              case "$gl_cv_func_printf_precision" in
+                                                *yes)
+                                                  case "$gl_cv_func_printf_enomem" in
+                                                    *yes)
+                                                      # fprintf exists and is
+                                                      # already POSIX compliant.
+                                                      gl_cv_func_fprintf_posix=yes
+                                                      ;;
+                                                   esac
+                                                  ;;
+                                              esac
                                               ;;
                                           esac
                                           ;;
@@ -73,7 +82,9 @@ AC_DEFUN([gl_FUNC_FPRINTF_POSIX],
     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
     gl_PREREQ_VASNPRINTF_FLAG_GROUPING
+    gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST
     gl_PREREQ_VASNPRINTF_FLAG_ZERO
+    gl_PREREQ_VASNPRINTF_PRECISION
     gl_PREREQ_VASNPRINTF_ENOMEM
     gl_REPLACE_VASNPRINTF
     gl_REPLACE_FPRINTF