X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fvsnprintf-posix.m4;h=a4855f3b26289fd5e42d9926de49cdba70b6e809;hb=a3a70ebafd7f2fdc069d43e8a26fc246dd7fe5bb;hp=2ea482bb1f5d75b5b5af3fbe8cdb17288f6bbabc;hpb=9f9bd78aba3e4548c75dd628c7fd694c9892147b;p=gnulib.git

diff --git a/m4/vsnprintf-posix.m4 b/m4/vsnprintf-posix.m4
index 2ea482bb1..a4855f3b2 100644
--- a/m4/vsnprintf-posix.m4
+++ b/m4/vsnprintf-posix.m4
@@ -1,4 +1,4 @@
-# vsnprintf-posix.m4 serial 3
+# vsnprintf-posix.m4 serial 8
 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,
@@ -8,10 +8,15 @@ AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
 [
   AC_REQUIRE([gl_EOVERFLOW])
   AC_REQUIRE([gl_PRINTF_SIZES_C99])
+  AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
+  AC_REQUIRE([gl_PRINTF_INFINITE])
+  AC_REQUIRE([gl_PRINTF_INFINITE_LONG_DOUBLE])
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
   AC_REQUIRE([gl_PRINTF_POSITIONS])
+  AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
+  AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
   gl_cv_func_vsnprintf_posix=no
   AC_CHECK_FUNCS([vsnprintf])
   if test $ac_cv_func_vsnprintf = yes; then
@@ -19,25 +24,50 @@ AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
     gl_SNPRINTF_TRUNCATION_C99
     gl_SNPRINTF_RETVAL_C99
     gl_SNPRINTF_DIRECTIVE_N
+    gl_VSNPRINTF_ZEROSIZE_C99
     case "$gl_cv_func_printf_sizes_c99" in
       *yes)
-        case "$gl_cv_func_printf_directive_a" in
+        case "$gl_cv_func_printf_long_double" in
           *yes)
-            case "$gl_cv_func_printf_directive_f" in
+            case "$gl_cv_func_printf_infinite" in
               *yes)
-                case "$gl_cv_func_printf_directive_n" in
+                case "$gl_cv_func_printf_infinite_long_double" in
                   *yes)
-                    case "$gl_cv_func_printf_positions" in
+                    case "$gl_cv_func_printf_directive_a" in
                       *yes)
-                        case "$gl_cv_func_snprintf_truncation_c99" in
+                        case "$gl_cv_func_printf_directive_f" in
                           *yes)
-                            case "$gl_cv_func_snprintf_retval_c99" in
+                            case "$gl_cv_func_printf_directive_n" in
                               *yes)
-                                case "$gl_cv_func_snprintf_directive_n" in
+                                case "$gl_cv_func_printf_positions" in
                                   *yes)
-                                    # vsnprintf exists and is already POSIX
-                                    # compliant.
-                                    gl_cv_func_vsnprintf_posix=yes
+                                    case "$gl_cv_func_printf_flag_grouping" in
+                                      *yes)
+                                        case "$gl_cv_func_printf_flag_zero" in
+                                          *yes)
+                                            case "$gl_cv_func_snprintf_truncation_c99" in
+                                              *yes)
+                                                case "$gl_cv_func_snprintf_retval_c99" in
+                                                  *yes)
+                                                    case "$gl_cv_func_snprintf_directive_n" in
+                                                      *yes)
+                                                        case "$gl_cv_func_vsnprintf_zerosize_c99" in
+                                                          *yes)
+                                                            # vsnprintf exists and is
+                                                            # already POSIX compliant.
+                                                            gl_cv_func_vsnprintf_posix=yes
+                                                            ;;
+                                                        esac
+                                                        ;;
+                                                    esac
+                                                    ;;
+                                                esac
+                                                ;;
+                                            esac
+                                            ;;
+                                        esac
+                                        ;;
+                                    esac
                                     ;;
                                 esac
                                 ;;
@@ -56,8 +86,13 @@ AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
     esac
   fi
   if test $gl_cv_func_vsnprintf_posix = no; then
+    gl_PREREQ_VASNPRINTF_LONG_DOUBLE
+    gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
+    gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
+    gl_PREREQ_VASNPRINTF_FLAG_GROUPING
+    gl_PREREQ_VASNPRINTF_FLAG_ZERO
     gl_REPLACE_VASNPRINTF
     gl_REPLACE_VSNPRINTF
   fi