fix build error due to Format.dprintf does not shadow Log.dprintf

Signed-off-by: cherry530 <xuping33@huawei.com>

0001-Change-the-order-of-open-s-so-that-Format.dprintf-do.patch

@@ -0,0 +1,43 @@
+From 70a33ab6500b35c3d73662ece8de32126f3572ac Mon Sep 17 00:00:00 2001
+From: Xavier Clerc <xclerc@janestreet.com>
+Date: Mon, 13 Aug 2018 12:56:37 +0100
+Subject: [PATCH] Change the order of `open`s so that `Format.dprintf` does not
+ shadow `Log.dprintf`.
+
+---
+ src/main.ml   | 2 +-
+ src/solver.ml | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/main.ml b/src/main.ml
+index 55155a7..c0b8772 100644
+--- a/src/main.ml
++++ b/src/main.ml
+@@ -14,12 +14,12 @@
+ 
+ (* Original author: Berke Durak *)
+ open My_std
++open Format
+ open Log
+ open Pathname.Operators
+ open Command
+ open Tools
+ open Ocaml_specific
+-open Format
+ ;;
+ 
+ exception Exit_build_error of string
+diff --git a/src/solver.ml b/src/solver.ml
+index 9895a11..c0b7d06 100644
+--- a/src/solver.ml
++++ b/src/solver.ml
+@@ -14,8 +14,8 @@
+ 
+ (* Original author: Nicolas Pouillard *)
+ open My_std
+-open Log
+ open Format
++open Log
+ open Outcome
+ 
+ type backtrace =

ocaml-ocamlbuild.spec

@@ -3,11 +3,12 @@
 %endif
 Name:                ocaml-ocamlbuild
 Version:             0.12.0
-Release:             1
+Release:             2
 Summary:             Build tool for OCaml libraries and programs
 License:             LGPLv2+ with exceptions
 URL:                 https://github.com/ocaml/ocamlbuild
 Source0:             https://github.com/ocaml/ocamlbuild/archive/%{version}/%{name}-%{version}.tar.gz
+Patch0000:           0001-Change-the-order-of-open-s-so-that-Format.dprintf-do.patch
 BuildRequires:       ocaml >= 4.04.0
 %description
 OCamlbuild is a build tool for building OCaml libraries and programs.
@@ -25,7 +26,7 @@ Requires:            %{name}%{?_isa} = %{version}-%{release}
 This package contains the manual for %{name}.
 
 %prep
-%setup -q -n ocamlbuild-%{version}
+%autosetup -n ocamlbuild-%{version} -p1
 
 %build
 make configure \
@@ -94,5 +95,8 @@ rm $RPM_BUILD_ROOT%{_libdir}/ocaml/ocamlbuild/META
 %doc manual/*
 
 %changelog
+* Thu Jan 20 2022 xu_ping <xuping33@huawei.com> - 0.12.0-2
+- fix build error due to `Format.dprintf` does not shadow `Log.dprintf`
+
 * Fri Oct 9 2020 maminjie <maminjie1@huawei.com> - 0.12.0-1
 - package init