New modules 'vdprintf', 'vdprintf-posix'.

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

diff --git a/m4/vdprintf-posix.m4 b/m4/vdprintf-posix.m4
new file mode 100644 (file)
index 0000000..70536b4
--- /dev/null
+++ b/m4/vdprintf-posix.m4
@@ -0,0 +1,95 @@
+# vdprintf-posix.m4 serial 1
+dnl Copyright (C) 2007-2009 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_VDPRINTF_POSIX],
+[
+  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_LEFTADJUST])
+  AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
+  AC_REQUIRE([gl_PRINTF_PRECISION])
+  AC_REQUIRE([gl_PRINTF_ENOMEM])
+  gl_cv_func_vdprintf_posix=no
+  AC_CHECK_FUNCS_ONCE([vdprintf])
+  if test $ac_cv_func_vdprintf = yes; then
+    case "$gl_cv_func_printf_sizes_c99" in
+      *yes)
+        case "$gl_cv_func_printf_long_double" in
+          *yes)
+            case "$gl_cv_func_printf_infinite" in
+              *yes)
+                case "$gl_cv_func_printf_infinite_long_double" in
+                  *yes)
+                    case "$gl_cv_func_printf_directive_a" in
+                      *yes)
+                        case "$gl_cv_func_printf_directive_f" in
+                          *yes)
+                            case "$gl_cv_func_printf_directive_n" in
+                              *yes)
+                                case "$gl_cv_func_printf_positions" in
+                                  *yes)
+                                    case "$gl_cv_func_printf_flag_grouping" in
+                                      *yes)
+                                        case "$gl_cv_func_printf_flag_leftadjust" in
+                                          *yes)
+                                            case "$gl_cv_func_printf_flag_zero" in
+                                              *yes)
+                                                case "$gl_cv_func_printf_precision" in
+                                                  *yes)
+                                                    case "$gl_cv_func_printf_enomem" in
+                                                      *yes)
+                                                        # vdprintf exists and is
+                                                        # already POSIX compliant.
+                                                        gl_cv_func_vdprintf_posix=yes
+                                                        ;;
+                                                    esac
+                                                    ;;
+                                                esac
+                                                ;;
+                                            esac
+                                            ;;
+                                        esac
+                                        ;;
+                                    esac
+                                    ;;
+                                esac
+                                ;;
+                            esac
+                            ;;
+                        esac
+                        ;;
+                    esac
+                    ;;
+                esac
+                ;;
+            esac
+            ;;
+        esac
+        ;;
+    esac
+  fi
+  if test $gl_cv_func_vdprintf_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_LEFTADJUST
+    gl_PREREQ_VASNPRINTF_FLAG_ZERO
+    gl_PREREQ_VASNPRINTF_PRECISION
+    gl_PREREQ_VASNPRINTF_ENOMEM
+    gl_REPLACE_VASNPRINTF
+    gl_REPLACE_VDPRINTF
+  fi
+])