# A-A-P recipe to bootstrap Vim from CVS or archives + patches
# This recipe is for Vim 7.4a.
#
# Running "aap update" here will obtain the latest version and build it.

# NOTE: CVS is not available for Vim 7.3 and later
# When you have CVS and want to use it, specify "cvs=yes" on the
# command line.  Also allow using "CVS=no" or "CVS=yes"
@if _no.get("CVS") == "no" or _no.get("CVS") == "yes":
    cvs = $CVS
    CVS =
cvs ?= no

VLong = 7.4a
VShort = 74a
CVSname = vim7
SUBDIR = 

# Reset using CVS when archives were already downloaded.
@if os.path.exists('bunzip2-' + VShort + '.done') or os.path.exists('gzip-' + VShort + '.done'):
    cvs = no

# FTP server to use, change if you want to use a mirror
FTPROOT ?= ftp://ftp.vim.org/pub/vim$(SUBDIR)/unstable

# Location to get the A-A-P specific files
AAPROOT ?= http://www.a-a-p.org/vim

# Location of the CVS server
CVSROOT ?= :pserver:anonymous@vim.cvs.sourceforge.net:/cvsroot/vim


# Location of this recipe, get a new version when fetching.
:recipe {fetch = $AAPROOT/main.aap}

#
# Fetch: Get the most recent Vim files.
#
fetch:
    :progsearch CVSPATH cvs
    :progsearch PATCHPATH patch
    @if _no.cvs == "yes" and (CVSPATH or not PATCHPATH):
	# CVS is available or patch is not available: use CVS.  Installing it
	# should be possible on many systems.
	# Using CVS is easy.
	:print Getting the latest version of Vim through CVS...
	:fetch {fetch = cvs://$CVSROOT} $CVSname

        # Need to move the files from "vim7" to "vim"
        :move $CVSname vim$VShort
        :update {force} moveit
    @else:
	@if os.path.exists("vim/CVS"):
	    :error Vim was obtained from CVS, can't update through patches
	# Get the required archives through ftp and unpack them.
	:print Getting Vim version $VLong using ftp...
	:progsearch BUNZIP2 bunzip2
	@if BUNZIP2:
	    :update bunzip2-$(VShort).done
	@else:
	    :update gzip-$(VShort).done

	# Get the extra files.
        # :update extra-$(VShort).done
	
	# Apply the patches
	:update patch

    #
    # Get or update the A-A-P specific files
    # Most of them are included in the distribution now.
    #
    :mkdir {f}{r} vim/src/testdir
    :fetch {fetch = $AAPROOT/%file%} vim/main.aap

#
# Default target: fetch and build Vim.
#
all: fetch
    :execute vim/main.aap PREFIX=$?PREFIX

#
# Other targets: Pass on to Vim recipe.  Won't work when Vim wasn't downloaded
# yet.
#
test install uninstall reconfig testclean distclean clean:
    @if os.path.exists("vim/main.aap"):
	:execute vim/main.aap $buildtarget PREFIX=$?PREFIX
    @else:
	:error "$buildtarget" doesn't work before downloading the build recipe.


# bunzip2 target: get one big archive with sources and rt files
# Only used when the "bunzip2" command is available.
bunzip2-$(VShort).done:
    file = vim-$(VLong).tar.bz2
    :fetch {fetch = $FTPROOT/unix/%file%} {constant} $file
    :sys bunzip2 -c $file | tar xf -
    :update {force} moveit
    :touch {exist} $target

# gzip target: get four archives with sources and rt files
gzip-$(VShort).done:
    # First make sure the "gunzip" and "tar" programs are available.
    :assertpkg gunzip tar
    :progsearch Gunzip gunzip
    :progsearch Tar tar

    @for part in [ "src1", "src2", "rt1", "rt2" ]:
	file = vim-$VLong-$(part).tar.gz
	:fetch {fetch = $FTPROOT/unix/%file%} {constant} $file
	# Use the "-m" flag to avoid an error when the timestamp cannot be set,
	# we don't use it anyway.
	:sys $Gunzip -c $file | $Tar xmf -
    :update {force} moveit
    :touch {exist} $target

# moveit target: Move the files from "vim70" to "vim".
moveit {virtual}:
    @if not os.path.exists("vim"):
	:move vim$VShort vim
    @else:
	:copy {r}{force} vim$VShort/* vim
	:del {r} vim$VShort
	:del {force} vim/src/auto/config.cache vim/src/auto/config.status
    :del {force}{r} patches/*.done

# This is no longer used for Vim 7.3 and later.
extra-$(VShort).done:
    # Get the language and extra files.
    # First make sure the "gunzip" and "tar" programs are available.
    :assertpkg gunzip tar
    :progsearch Gunzip gunzip
    :progsearch Tar tar

    @for file in [ "vim-" + _no.VLong + "-lang.tar.gz", "vim-" + _no.VLong + "-extra.tar.gz" ]:
	:fetch {fetch = $FTPROOT/extra/%file%} {constant} $file
	# Use the "-m" flag to avoid an error when the timestamp cannot be set,
	# we don't use it anyway.
	:sys $Gunzip -c $file | $Tar xmf -
    # Move the files from "vim70" to "vim".
    :copy {r}{force} vim$VShort/* vim
    :del {r} vim$VShort
    :del {force}{r} patches/*.done
    :touch {exist} $target


# List of patches to be applied to the unpacked archive (not for CVS).
# LASTPATCH is automatically adjusted by ~/ftp/vim/patches/main.aap.
LASTPATCH =	4279
@vlist = ''
@for i in range(1, int(LASTPATCH) + 1):
@   vlist = vlist + ("%03d " % i)
PATCHFILES = $(VLong).$*vlist

PATCHES = patches/$*PATCHFILES
PATCHDONE = patches/$*(PATCHFILES).done

@if PATCHES:
    :attr {fetch = $FTPROOT/patches/$VLong/%basename%} {constant} $PATCHES

# Need to create the "patches" directory for when just fetching.
# Should be skipped when using CVS, but here we don't know yet if CVS is going
# to be used...
:mkdir {force} patches

patch {virtual} : patchpkg $PATCHDONE

patchpkg {virtual} :
    # Make sure the "patch" program is available.
    :assertpkg patch
    :progsearch _recipe.Patch patch

:rule patches/%.done : patches/%
    :cd vim
    # On Mac OS "patch" was reported to fail to create a file when
    # POSIXLY_CORRECT is set. (Darren Bane)
    :python
        if os.environ.has_key('POSIXLY_CORRECT'):
            del os.environ['POSIXLY_CORRECT']
    PATCHCMD ?= $Patch -p0 -f
    :sys $PATCHCMD < ../$source 2>&1 > ../$target


# vim: set sw=4 sts=4: