################################################################################
##
## Copyright (c) 2007-2011 Illumina, Inc.
##
## This software is covered by the "Illumina Genome Analyzer Software
## License Agreement" and the "Illumina Source Code License Agreement",
## and certain third party copyright/licenses, and any user of this
## source file is bound by the terms therein (see accompanying files
## Illumina_Genome_Analyzer_Software_License_Agreement.pdf and
## Illumina_Source_Code_License_Agreement.pdf and third party
## copyright/license notices).
##
## This file is part of the Consensus Assessment of Sequence And VAriation
## (CASAVA) software package.
##
## file ElandSets.mk
##
## brief Partial makefile to partition a list of fastq files into sets with
## a fixed number of files ($(dataset)_ELAND_FASTQ_FILES_PER_PROCESS).
##
## author Come Raczy
##
################################################################################

ifeq (,$($(dataset)_ELAND_FASTQ_FILES_PER_PROCESS))
$(error ELAND_FASTQ_FILES_PER_PROCESS has not been specified for dataset $(dataset))
endif

ifneq (,$(currentFastqSets))

# Create the name for the current set. Sets are sequentially numbered from 1,
# left padded with 0 to a width of 3 (001, 002, 003, etc.)
currentSetNumber:=$(words newSet $($(dataset)_ELAND_SETS))
ifeq (10,$(currentSetNumber))
setPrefix:=0
endif
ifeq (100,$(currentSetNumber))
setPrefix:=
endif
currentSetName:=$(setPrefix)$(currentSetNumber)

# Update the current list of sets
$(dataset)_ELAND_SETS:=$($(dataset)_ELAND_SETS) $(currentSetName)

# Get the actual set of tiles
currentSet:=$(wordlist 1, $($(dataset)_ELAND_FASTQ_FILES_PER_PROCESS), $(currentFastqSets))
$(dataset)_ELAND_SET_$(currentSetName) := $(currentSet)

# update the current list of tiles (two steps to get rid of the element at position
# $($(dataset)_ELAND_FASTQ_FILES_PER_PROCESS)).
# Note, make version 3.78 incorrectly interpret $(wordlist 2, 1, a) as "a"
# instead of an empty list, which explains the convoluted update
currentFastqSets:=$(wordlist $($(dataset)_ELAND_FASTQ_FILES_PER_PROCESS), $(words $(currentFastqSets)), $(currentFastqSets))
ifeq (1,$(words $(currentFastqSets)))
currentFastqSets:=
else
currentFastqSets:=$(wordlist 2, $(words $(currentFastqSets)), $(currentFastqSets))
endif

include $(MAKEFILES_DIR)/ElandSets.mk

endif