Work around lack of support of grouping flag.

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

diff --git a/m4/snprintf-posix.m4 b/m4/snprintf-posix.m4
index 9e9ef1d..6208adc 100644 (file)
--- a/m4/snprintf-posix.m4
+++ b/m4/snprintf-posix.m4
@@ -1,4 +1,4 @@
-# snprintf-posix.m4 serial 4
+# snprintf-posix.m4 serial 5
 dnl Copyright (C) 2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -12,6 +12,7 @@ AC_DEFUN([gl_FUNC_SNPRINTF_POSIX],
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
   AC_REQUIRE([gl_PRINTF_POSITIONS])
+  AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
   gl_cv_func_snprintf_posix=no
   AC_CHECK_FUNCS([snprintf])
   if test $ac_cv_func_snprintf = yes; then
@@ -29,17 +30,21 @@ AC_DEFUN([gl_FUNC_SNPRINTF_POSIX],
                   *yes)
                     case "$gl_cv_func_printf_positions" in
                       *yes)
-                        case "$gl_cv_func_snprintf_truncation_c99" in
+                        case "$gl_cv_func_printf_flag_grouping" in
                           *yes)
-                            case "$gl_cv_func_snprintf_retval_c99" in
+                            case "$gl_cv_func_snprintf_truncation_c99" in
                               *yes)
-                                case "$gl_cv_func_snprintf_directive_n" in
+                                case "$gl_cv_func_snprintf_retval_c99" in
                                   *yes)
-                                    case "$gl_cv_func_vsnprintf_zerosize_c99" in
+                                    case "$gl_cv_func_snprintf_directive_n" in
                                       *yes)
-                                        # snprintf exists and is already POSIX
-                                        # compliant.
-                                        gl_cv_func_snprintf_posix=yes
+                                        case "$gl_cv_func_vsnprintf_zerosize_c99" in
+                                          *yes)
+                                            # snprintf exists and is already
+                                            # POSIX compliant.
+                                            gl_cv_func_snprintf_posix=yes
+                                            ;;
+                                        esac
                                         ;;
                                     esac
                                     ;;
@@ -62,6 +67,7 @@ AC_DEFUN([gl_FUNC_SNPRINTF_POSIX],
   if test $gl_cv_func_snprintf_posix = no; then
     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
+    gl_PREREQ_VASNPRINTF_FLAG_GROUPING
     gl_REPLACE_VASNPRINTF
     gl_REPLACE_SNPRINTF
   fi