From 6a8d3381588ad335d14ad8e7d68bcd8530a68252 Mon Sep 17 00:00:00 2001 From: Julien Lepiller Date: Wed, 20 Jun 2018 20:33:31 +0200 Subject: gnu: ocaml: Build reproducibly. * gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch: New file. * gnu/packages/ocaml.scm (ocaml)[origin]: Use it. * gnu/local.mk (dist_patch_DATA): Add it. --- .../ocaml-enable-ocamldoc-reproducibility.patch | 149 +++++++++++++++++++++ 1 file changed, 149 insertions(+) create mode 100644 gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch (limited to 'gnu/packages/patches') diff --git a/gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch b/gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch new file mode 100644 index 0000000000..39fb7aa226 --- /dev/null +++ b/gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch @@ -0,0 +1,149 @@ +From a87c3f20e846c00e53d695497dba7038edbd12f0 Mon Sep 17 00:00:00 2001 +From: Valentin Lorentz +Date: Thu, 13 Aug 2015 11:59:04 +0200 +Subject: [PATCH] Enable ocamldoc to build reproducible manpages + +Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=794586 +Signed-off-by: Stephane Glondu +--- + ocamldoc/odoc_man.ml | 15 +++++---------- + ocamldoc/odoc_misc.ml | 12 ++++++++++-- + ocamldoc/odoc_misc.mli | 7 ++++++- + 3 files changed, 21 insertions(+), 13 deletions(-) + +diff --git a/ocamldoc/odoc_man.ml b/ocamldoc/odoc_man.ml +index 615c5e172..3c85aa32a 100644 +--- a/ocamldoc/odoc_man.ml ++++ b/ocamldoc/odoc_man.ml +@@ -864,14 +864,13 @@ class man = + (** Generate the man page for the given class.*) + method generate_for_class cl = + Odoc_info.reset_type_names () ; +- let date = Unix.time () in + let file = self#file_name cl.cl_name in + try + let chanout = self#open_out file in + let b = new_buf () in + bs b (".TH \""^cl.cl_name^"\" "); + bs b !man_section ; +- bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" "); ++ bs b (" source: "^Odoc_misc.current_date^" "); + bs b "OCamldoc "; + bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n"); + +@@ -923,14 +922,13 @@ class man = + (** Generate the man page for the given class type.*) + method generate_for_class_type ct = + Odoc_info.reset_type_names () ; +- let date = Unix.time () in + let file = self#file_name ct.clt_name in + try + let chanout = self#open_out file in + let b = new_buf () in + bs b (".TH \""^ct.clt_name^"\" "); + bs b !man_section ; +- bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" "); ++ bs b (" source: "^Odoc_misc.current_date^" "); + bs b "OCamldoc "; + bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n"); + +@@ -1016,14 +1014,13 @@ class man = + (** Generate the man file for the given module type. + @raise Failure if an error occurs.*) + method generate_for_module_type mt = +- let date = Unix.time () in + let file = self#file_name mt.mt_name in + try + let chanout = self#open_out file in + let b = new_buf () in + bs b (".TH \""^mt.mt_name^"\" "); + bs b !man_section ; +- bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" "); ++ bs b (" source: "^Odoc_misc.current_date^" "); + bs b "OCamldoc "; + bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n"); + +@@ -1099,14 +1096,13 @@ class man = + (** Generate the man file for the given module. + @raise Failure if an error occurs.*) + method generate_for_module m = +- let date = Unix.time () in + let file = self#file_name m.m_name in + try + let chanout = self#open_out file in + let b = new_buf () in + bs b (".TH \""^m.m_name^"\" "); + bs b !man_section ; +- bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" "); ++ bs b (" source: "^Odoc_misc.current_date^" "); + bs b "OCamldoc "; + bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n"); + +@@ -1206,14 +1202,13 @@ class man = + | Res_const (_,f) -> f.vc_name + ) + in +- let date = Unix.time () in + let file = self#file_name name in + try + let chanout = self#open_out file in + let b = new_buf () in + bs b (".TH \""^name^"\" "); + bs b !man_section ; +- bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" "); ++ bs b (" source: "^Odoc_misc.current_date^" "); + bs b "OCamldoc "; + bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n"); + bs b ".SH NAME\n"; +diff --git a/ocamldoc/odoc_misc.ml b/ocamldoc/odoc_misc.ml +index 4c74476da..456225f62 100644 +--- a/ocamldoc/odoc_misc.ml ++++ b/ocamldoc/odoc_misc.ml +@@ -223,9 +223,9 @@ let apply_opt f v_opt = + None -> None + | Some v -> Some (f v) + +-let string_of_date ?(hour=true) d = ++let string_of_date ?(absolute=false) ?(hour=true) d = + let add_0 s = if String.length s < 2 then "0"^s else s in +- let t = Unix.localtime d in ++ let t = (if absolute then Unix.gmtime else Unix.localtime) d in + (string_of_int (t.Unix.tm_year + 1900))^"-"^ + (add_0 (string_of_int (t.Unix.tm_mon + 1)))^"-"^ + (add_0 (string_of_int t.Unix.tm_mday))^ +@@ -238,6 +238,14 @@ let string_of_date ?(hour=true) d = + "" + ) + ++let current_date = ++ let time = ++ try ++ float_of_string (Sys.getenv "SOURCE_DATE_EPOCH") ++ with ++ Not_found -> Unix.time () ++ in string_of_date ~absolute: true ~hour: false time ++ + + let rec text_list_concat sep l = + match l with +diff --git a/ocamldoc/odoc_misc.mli b/ocamldoc/odoc_misc.mli +index dd5a7fcb9..38ff0612b 100644 +--- a/ocamldoc/odoc_misc.mli ++++ b/ocamldoc/odoc_misc.mli +@@ -62,7 +62,12 @@ val apply_opt : ('a -> 'b) -> 'a option -> 'b option + + (** Return a string representing a date given as a number of seconds + since 1970. The hour is optionnaly displayed. *) +-val string_of_date : ?hour:bool -> float -> string ++val string_of_date : ?absolute:bool -> ?hour:bool -> float -> string ++ ++(* Value returned by string_of_date for current time. ++ * Uses environment variable SOURCE_DATE_EPOCH if set; falls back to ++ * current timestamp otherwise. *) ++val current_date : string + + (** Return the first sentence (until the first dot) of a text. + Don't stop in the middle of [Code], [Verbatim], [List], [Lnum], +-- +2.17.1 + -- cgit v1.2.3