5179f4525d
* gnu/packages/coq.scm (coq): Update to 8.15.0. (coq-equations): Update to 1.3-8.15. * gnu/packages/patches/coq-fix-envvars.patch: Adapt to new version.
54 lines
1.8 KiB
Diff
54 lines
1.8 KiB
Diff
From 0e76cda958a4d3e4bcbb96e171c26b6b3478c6c2 Mon Sep 17 00:00:00 2001
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From: Julien Lepiller <julien@lepiller.eu>
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Date: Thu, 10 Feb 2022 16:44:10 +0100
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Subject: [PATCH] Fix environment variable usage.
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---
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boot/env.ml | 26 +++++++++++++++++++-------
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1 file changed, 19 insertions(+), 7 deletions(-)
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diff --git a/boot/env.ml b/boot/env.ml
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index e8521e7..d834a3a 100644
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--- a/boot/env.ml
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+++ b/boot/env.ml
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@@ -32,17 +32,29 @@ let fail_msg =
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let fail s = Format.eprintf "%s@\n%!" fail_msg; exit 1
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+let path_to_list p =
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+ let sep = if String.equal Sys.os_type "Win32" then ';' else ':' in
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+ String.split_on_char sep p
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+
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(* This code needs to be refactored, for now it is just what used to be in envvars *)
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let guess_coqlib () =
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Util.getenv_else "COQLIB" (fun () ->
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let prelude = "theories/Init/Prelude.vo" in
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- Util.check_file_else
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- ~dir:Coq_config.coqlibsuffix
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- ~file:prelude
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- (fun () ->
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- if Sys.file_exists (Filename.concat Coq_config.coqlib prelude)
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- then Coq_config.coqlib
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- else fail ()))
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+ let coqlibpath = Util.getenv_else "COQLIBPATH" (fun () -> Coq_config.coqlibsuffix) in
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+ let paths = path_to_list coqlibpath in
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+ let valid_paths =
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+ List.filter
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+ (fun dir -> (Util.check_file_else ~dir:dir ~file:prelude (fun () -> "")) <> "")
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+ paths in
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+ match valid_paths with
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+ | [] ->
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+ if Sys.file_exists (Filename.concat Coq_config.coqlib prelude)
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+ then Coq_config.coqlib
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+ else
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+ fail "cannot guess a path for Coq libraries; please use -coqlib option \
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+ or ensure you have installed the package containing Coq's stdlib (coq-stdlib in OPAM) \
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+ If you intend to use Coq without a standard library, the -boot -noinit options must be used."
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+ | p::_ -> p)
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(* Build layout uses coqlib = coqcorelib *)
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let guess_coqcorelib lib =
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--
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2.34.0
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