Hi Stuart,
On 06/15/16 06:56, Stuart Henderson wrote:
> Hi Aaron,
>
> On 2016/06/14 21:08, Aaron Poffenberger wrote:
>> Below is a patch to add cabal-sandbox support to ghc.port.mk, to build
>> Haskell package-dependencies in a sandbox.
>
> The patch got word-wrapped (you can send attachments to ports@
> if that's easiest).
Attached.
>
>> The motivation is to make porting packages with large, unmet
>> dependency-lists easier.
>
> This suggests that it's downloading during build. If I'm right then
> sorry for the bad news but unfortunately it won't work out that way,
> the only network access we permit during bulk builds is controlled
> by DPB during the fetch stage so it must be done as standard distfiles
> fetched by http/ftp and with checksums in the distinfo file.
>
>> If there's no interest or significant concerns with sandboxing, I'll
>> work on a regular port of pandoc by first porting it's dependencies.
>
> I wonder if this might be something that would be reasonable to
> handle via portgen..
>
You are right. cabal can install from a local path. Is it possible to
feed a bunch of files into the process by adding them to distinfo?
Alternatively, I had been thinking to make a portgen for Haskell. I'll
look at the code to see what's required.
Index: ghc.port.mk
===================================================================
RCS file: /home/cvs/ports/lang/ghc/ghc.port.mk,v
retrieving revision 1.38
diff -u -p -u -r1.38 ghc.port.mk
--- ghc.port.mk 20 Jan 2016 16:08:29 -0000 1.38
+++ ghc.port.mk 15 Jun 2016 01:36:51 -0000
@@ -1,3 +1,4 @@
+#-*- mode: Makefile; tab-width: 4; -*-
# $OpenBSD: ghc.port.mk,v 1.38 2016/01/20 16:08:29 kili Exp $
# Module for Glasgow Haskell Compiler
@@ -55,7 +56,19 @@ DIST_SUBDIR ?= ghc
. if ${MODGHC_BUILD:L:Mcabal}
MODGHC_SETUP_SCRIPT ?= Setup.lhs Setup.hs
+. if ${MODGHC_BUILD:L:Msandbox}
+BUILD_DEPENDS += devel/cabal-install
+# Set MODGHC_SANDBOX to system-wide value to reuse packages
+# across builds. Be sure to initialize it first.
+# mkdir -p ${MODGHC_SANDBOX}
+# cd ${MODGHC_SANDBOX} && cabal sandbox init --sandbox .
+MODGHC_SANDBOX ?= ${WRKSRC}/.cabal-sandbox
+MODGHC_SETUP_PROG ?= ${LOCALBASE}/bin/cabal
+MODGHC_REGISTER_PROG ?= ${WRKSRC}/Setup
+. else
MODGHC_SETUP_PROG ?= ${WRKSRC}/Setup
+MODGHC_REGISTER_PROG ?= ${MODGHC_SETUP_PROG}
+. endif
MODGHC_SETUP_CONF_ARGS ?=
MODGHC_SETUP_CONF_ENV ?=
@@ -76,6 +89,23 @@ MODGHC_SETUP_CONF_ARGS += --docdir=\$$da
# Little hack to let ports still add CONFIGURE_STYLE = autoconf and go
# without a do-configure: target (some Haskell ports are built with
# Cabal but use autohell for the documentation):
+. if ${MODGHC_BUILD:L:Msandbox}
+MODCABAL_configure = \
+ cd ${WRKSRC} && \
+ ${MODGHC_SETUP_PROG} sandbox init --sandbox=${MODGHC_SANDBOX} && \
+ ${MODGHC_SETUP_PROG} update && \
+ ${MODGHC_SETUP_PROG} install --only-dependencies ${MODGHC_SETUP_CONF_ARGS} && \
+ for s in ${MODGHC_SETUP_SCRIPT}; do \
+ test -f "$$s" && \
+ ${MODGHC_BIN} --make \
+ -o ${MODGHC_REGISTER_PROG} "$$s" && \
+ break; \
+ done && \
+ cd ${WRKBUILD} && exec ${SETENV} ${MAKE_ENV} ${MODGHC_SETUP_CONF_ENV} \
+ ${MODGHC_SETUP_PROG} \
+ configure -v -g -O --prefix=${PREFIX} \
+ ${MODGHC_SETUP_CONF_ARGS}
+. else
MODCABAL_configure = \
cd ${WRKSRC} && \
for s in ${MODGHC_SETUP_SCRIPT}; do \
@@ -88,6 +118,7 @@ MODCABAL_configure = \
${MODGHC_SETUP_PROG} \
configure -v -g -O --prefix=${PREFIX} \
${MODGHC_SETUP_CONF_ARGS}
+. endif
CONFIGURE_STYLE += CABAL
@@ -102,9 +133,9 @@ MODGHC_BUILD_TARGET += \
. if ${MODGHC_BUILD:L:Mregister}
MODGHC_BUILD_TARGET += \
;cd ${WRKBUILD} && ${SETENV} ${MAKE_ENV} \
- ${MODGHC_SETUP_PROG} register --gen-script; \
+ ${MODGHC_REGISTER_PROG} register --gen-script; \
cd ${WRKBUILD} && ${SETENV} ${MAKE_ENV} \
- ${MODGHC_SETUP_PROG} unregister --gen-script
+ ${MODGHC_REGISTER_PROG} unregister --gen-script
. endif
MODGHC_INSTALL_TARGET = \
