#!/usr/bin/make -f
#*****************************************************************************#
# Include configuration                                                       #
#*****************************************************************************#
-include Makefile.cfg

# Correct target
 TARGET := $(if $(TARGET),$(TARGET)-)

#*****************************************************************************#
# Project main information                                                    #
#*****************************************************************************#
# Project name.
 NAME := p7utils

# Author information.
 MAINTAINER_NAME := Thomas \"Cakeisalie5\" Touhey
 MAINTAINER_MAIL := thomas@touhey.fr

# Project license.
 LICENSE := GPLv2

# Project version.
 MAJOR := 4
 MINOR := 0
 INDEV := y

# Project version string.
 VERSION := $(MAJOR).$(MINOR)$(if $(INDEV),-indev)

#*****************************************************************************#
# Project directories                                                         #
#*****************************************************************************#
# Sources directory
 SRCDIR := ./src

# Objects directory
 OBJDIR := ./obj

# Manpages sources directory
 DOCDIR := ./doc

# Manpages directory
 MANDIR := ./man

#*****************************************************************************#
# Binary utilities                                                            #
#*****************************************************************************#
# Package configuration
 PKGCONFIG := $(TARGET)pkg-config

# C Compiler
 CC := $(TARGET)gcc
# - Check flags (enable warnings)
 CWARN := -Wall -Wextra -Wno-unused-macros -Wno-vla
# - Maintainer flags
ifdef MORE_WARNINGS
 CWERROR := shadow write-strings redundant-decls format format-nonliteral \
	format-security implicit-function-declaration \
	date-time missing-prototypes return-type pointer-arith
 CWARN += $(CWERROR:%=-W%) -Wstack-protector -Wno-unused-parameter
endif
# - More flags (profiling, ...)
#CMOREFLAGS :=
# - All C Compiler flags
 CFLAGS := $(CWARN) -std=gnu11 -O2 -D NAME="$(NAME)" -D VERSION="$(VERSION)" \
	-D MAINTAINER="$(MAINTAINER_NAME) <$(MAINTAINER_MAIL)>" \
	-D DEFAULT_STORAGE="$(DEFAULT_STORAGE)" \
	-D DEFAULT_ZOOM="$(DEFAULT_ZOOM)" \
	$(CMOREFLAGS)

# Linker
 LD := $(TARGET)gcc
# - Specific linker flags
 LDFLAGS_Linux := -Wl,-z,relro
# - Linker flags
 LDFLAGS := $(if $(FOR_WINDOWS),,$(LDFLAGS_Linux))

# Raw ELF object maker
 LDR := $(TARGET)ld -r

# Maker
 MAKE := make --no-print-directory
# Directory maker
 MD := mkdir -p
# File remover
 RM := rm -f
# Installer
 INSTALL := install
# Asciidoc
 A2X := a2x
# Gzipper
 GZIP := gzip -f

#*****************************************************************************#
# Binaries and sources                                                        #
#*****************************************************************************#
# Look for binaries
 BINARIES := $(notdir $(shell find $(SRCDIR) -mindepth 1 -maxdepth 1 \
	-type d | sort))

# Get their libs
define get-binary-libs
 LIBS_$1 := $(shell make -f $(SRCDIR)/$1/vars.mk libs 2>/dev/null)
 DISABLE_$1 := $(shell make -f $(SRCDIR)/$1/vars.mk disable 2>/dev/null \
	&& echo y)
endef
$(foreach bin,$(BINARIES), \
$(eval $(call get-binary-libs,$(bin))))

# Get the default binaries
 DEFAULT_BINARIES := $(foreach bin,$(BINARIES), \
	$(if $(DISABLE_$(bin)),,$(bin)))

# Look for their sources
define get-binary-sources
 SRC_$1 := $(shell find $(SRCDIR)/$1 \
	-mindepth 1 -name "*.c" \
	-printf "%P\n" | sort)

# - get the flags
 CFLAGS_$1 := $(CFLAGS) $(shell $(PKGCONFIG) $(LIBS_$1) --cflags 2>/dev/null) \
	-D BIN="$1$(if $(FOR_WINDOWS),.exe)"
 LDFLAGS_$1 := $(LDFLAGS) $(shell $(PKGCONFIG) $(LIBS_$1) --libs 2>/dev/null)
endef
$(foreach bin,$(BINARIES), \
$(eval $(call get-binary-sources,$(bin))))

# Get the directories
 DIRS := $(sort $(dir \
 	$(foreach bin,$(BINARIES),$(SRC_$(bin):%=$(OBJDIR)/$(bin)/%))))
#*****************************************************************************#
# Look for manpages                                                           #
#*****************************************************************************#
# Get the manpages sections and contents
 MAN_SECTIONS :=
define check-man
 MAN_SECTIONS += $1
 MAN_$1 += $2
endef
$(foreach doc, $(basename $(shell find $(DOCDIR) \
 -maxdepth 1 -mindepth 1 -printf "%P\n" -type f -or -type l -name "*.*.txt")), \
$(eval $(call check-man,$(patsubst .%,%,$(suffix $(doc))),$(basename $(doc)))))

# Remove duplicate sections.
 MAN_SECTIONS := $(sort $(MAN_SECTIONS))

#*****************************************************************************#
# Check for DESTDIR (add as prefix to installation root)                      #
#*****************************************************************************#
define add-dest-dir
 $1 = $(DESTDIR)$($1)
endef
$(if $(DESTDIR), $(foreach idir,IBINDIR IMANDIR, \
$(eval $(call add-dest-dir,$(idir)))))

# End of file.