X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fvsnprintf-posix.m4;h=c8e1d7241cfd77cc248c492db6301485536ef564;hb=43593319b31e6b0175b8eec4433bac744959822d;hp=a4855f3b26289fd5e42d9926de49cdba70b6e809;hpb=82485375ccac3e5ff6119147e18c7aef62fbf50a;p=gnulib.git

diff --git a/m4/vsnprintf-posix.m4 b/m4/vsnprintf-posix.m4
index a4855f3b2..c8e1d7241 100644
--- a/m4/vsnprintf-posix.m4
+++ b/m4/vsnprintf-posix.m4
@@ -1,12 +1,11 @@
-# vsnprintf-posix.m4 serial 8
-dnl Copyright (C) 2007 Free Software Foundation, Inc.
+# vsnprintf-posix.m4 serial 15
+dnl Copyright (C) 2007-2013 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_VSNPRINTF_POSIX],
 [
-  AC_REQUIRE([gl_EOVERFLOW])
   AC_REQUIRE([gl_PRINTF_SIZES_C99])
   AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
   AC_REQUIRE([gl_PRINTF_INFINITE])
@@ -14,16 +13,21 @@ AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
   AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
+  AC_REQUIRE([gl_PRINTF_DIRECTIVE_LS])
   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_vsnprintf_posix=no
   AC_CHECK_FUNCS([vsnprintf])
   if test $ac_cv_func_vsnprintf = yes; then
-    dnl Assume that if vsnprintf() exists, snprintf() also exists.
+    dnl These tests use vsnprintf() if snprintf() does not exist.
     gl_SNPRINTF_TRUNCATION_C99
     gl_SNPRINTF_RETVAL_C99
     gl_SNPRINTF_DIRECTIVE_N
+    gl_SNPRINTF_SIZE1
     gl_VSNPRINTF_ZEROSIZE_C99
     case "$gl_cv_func_printf_sizes_c99" in
       *yes)
@@ -39,23 +43,43 @@ AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
                           *yes)
                             case "$gl_cv_func_printf_directive_n" in
                               *yes)
-                                case "$gl_cv_func_printf_positions" in
+                                case "$gl_cv_func_printf_directive_ls" in
                                   *yes)
-                                    case "$gl_cv_func_printf_flag_grouping" in
+                                    case "$gl_cv_func_printf_positions" in
                                       *yes)
-                                        case "$gl_cv_func_printf_flag_zero" in
+                                        case "$gl_cv_func_printf_flag_grouping" in
                                           *yes)
-                                            case "$gl_cv_func_snprintf_truncation_c99" in
+                                            case "$gl_cv_func_printf_flag_leftadjust" in
                                               *yes)
-                                                case "$gl_cv_func_snprintf_retval_c99" in
+                                                case "$gl_cv_func_printf_flag_zero" in
                                                   *yes)
-                                                    case "$gl_cv_func_snprintf_directive_n" in
+                                                    case "$gl_cv_func_printf_precision" in
                                                       *yes)
-                                                        case "$gl_cv_func_vsnprintf_zerosize_c99" in
+                                                        case "$gl_cv_func_printf_enomem" in
                                                           *yes)
-                                                            # vsnprintf exists and is
-                                                            # already POSIX compliant.
-                                                            gl_cv_func_vsnprintf_posix=yes
+                                                            case "$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 "$gl_cv_func_snprintf_size1" in
+                                                                          *yes)
+                                                                            case "$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
                                                         ;;
@@ -91,8 +115,12 @@ AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
     gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
+    gl_PREREQ_VASNPRINTF_DIRECTIVE_LS
     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_VSNPRINTF
   fi