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# SPDX-License-Identifier: GPL-2.0-or-later
#
# Copyright (C) Akira Yokosawa, 2021
#
# Authors: Akira Yokosawa <akiyks@gmail.com>
A2PING := $(shell $(WHICH) a2ping 2>/dev/null)
ifdef A2PING
GS_950_OR_LATER := $(shell gs --version | grep -c -E "^(9\.[5-9]|10\.[0-9]).?")
A2PING_277P := $(shell a2ping --help 2>&1 | grep -c "2.77p,")
A2PING_283P := $(shell a2ping --help 2>&1 | grep -c "2.83p,")
GS_953_OR_LATER := $(shell gs --version | grep -c -E "^(9\.5[3-9]|10\.[0-9]).?")
ifeq ($(A2PING_277P),1)
A2PING_GSCNFL = 1
else
ifeq ($(A2PING_283P),1)
ifeq ($(GS_950_OR_LATER),1)
A2PING_GSCNFL = 1
else
A2PING_GSCNFL = 0
endif
else
A2PING_GSCNFL = 0
endif
endif
ifeq ($(GS_953_OR_LATER),1)
A2PING_GSCNFL = 2
endif
endif
$(PDFTARGETS_OF_GNUPLOT_NEEDFIXFONTS): $(FIXANEPSFONTS) $(FIXFONTS)
$(PDFTARGETS_OF_GNUPLOT_NEEDFIXFONTS): %.pdf: %.eps
@echo "$< --> $(suffix $@) (by a2ping)"
ifndef A2PING
$(error $< --> $@: a2ping not found. Please install it)
endif
ifeq ($(A2PING_GSCNFL),1)
$(error You need to update a2ping. See #7 in FAQ-BUILD.txt)
endif
@cp $< $<i
@sh $(FIXANEPSFONTS) $<i
@a2ping --below --hires --bboxfrom=compute-gs $<i $@ > /dev/null 2>&1
@rm -f $<i
$(PDFTARGETS_OF_TEX): %.pdf: %.eps
@echo "$< --> $(suffix $@) (by a2ping)"
ifndef A2PING
$(error $< --> $@: a2ping not found. Please install it)
endif
ifeq ($(A2PING_GSCNFL),1)
$(error a2ping version conflict. See #7 in FAQ-BUILD.txt)
endif
ifeq ($(A2PING_GSCNFL),2)
@a2ping --below --gsextra=-dALLOWPSTRANSPARENCY $< $(basename $@)__.pdf > /dev/null 2>&1
@pdfcrop --hires $(basename $@)__.pdf $@ > /dev/null
@rm -f $(basename $@)__.pdf
else
@a2ping --below --hires --bboxfrom=compute-gs $< $@ > /dev/null 2>&1
endif
$(PDFTARGETS_OF_EPSORIG_NOFIXFONTS) $(PDFTARGETS_OF_EPSOTHER): %.pdf: %.eps
@echo "$< --> $(suffix $@) (by a2ping)"
ifndef A2PING
$(error $< --> $@: a2ping not found. Please install it)
endif
ifeq ($(A2PING_GSCNFL),1)
$(error a2ping version conflict. See #7 in FAQ-BUILD.txt)
endif
@a2ping --below --hires --bboxfrom=compute-gs $< $@ > /dev/null 2>&1
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