# TODO: Tiddy up
# COLORS
BOLD   := $(shell tput bold)
RED    := $(shell tput -Txterm setaf 1)
GREEN  := $(shell tput -Txterm setaf 2)
YELLOW := $(shell tput -Txterm setaf 3)
CYAN   := $(shell tput -Txterm setaf 6)
PURPLE := $(shell tput -Txterm setaf 5)
WHITE  := $(shell tput -Txterm setaf 7)
RESET  := $(shell tput -Txterm sgr0)

### Android NDK Common conf

NDK_TOOLCHAIN_COMPILER ?= clang
ANDROID_API ?= 21

### Select GNU SED on MacOS.

NDK_UNAME := $(shell uname -s | tr '[A-Z]' '[a-z]')

ifeq ($(NDK_UNAME),darwin)
    SED=gsed
    TOOLCHAIN_ARCH=darwin-x86_64
else
    SED=sed
    TOOLCHAIN_ARCH=linux-x86_64
endif

ANDROID_NDK_HOME=$(ANDROID_NDK)/toolchains/llvm/prebuilt/$(TOOLCHAIN_ARCH)

### Toolchain tools
LD := $(ANDROID_NDK_HOME)/bin/ld
AR := $(ANDROID_NDK_HOME)/bin/llvm-ar
RANLIB := $(ANDROID_NDK_HOME)/bin/llvm-ranlib
STRIP := $(ANDROID_NDK_HOME)/bin/llvm-strip

### Sequoia deps versions
OPENSSL_VERSION=1.1.1q
GMP_VERSION=6.2.1
NETTLE_VERSION=3.7.3

### Git deps repos
EXTERNAL_GIT_REPOS += libetpan|https://gitea.pep.foundation/pEp.foundation/libetpan.git?507ab94fc9609432ef2d4c62770139482f1b5084
EXTERNAL_GIT_REPOS += pEpEngineSequoiaBackend|https://gitea.pep.foundation/pEp.foundation/pEpEngineSequoiaBackend.git?81f582c64d295cac38941a15681c30758799c797

### Common variables
#### Source code targets
EXTERNAL_SRCS += libiconv-src
EXTERNAL_SRCS += uuid-src
EXTERNAL_SRCS += openssl-src
EXTERNAL_SRCS += gmp-src
EXTERNAL_SRCS += nettle-src

#### Clean source code targets.
EXTERNAL_SRCS_CLEAN += libiconv-clean
EXTERNAL_SRCS_CLEAN += uuid-clean
EXTERNAL_SRCS_CLEAN += openssl-clean
EXTERNAL_SRCS_CLEAN += gmp-clean
EXTERNAL_SRCS_CLEAN += nettle-clean
EXTERNAL_SRCS_CLEAN += pEpEngineSequoiaBackend-clean

### Other variables
ANDROID_ETPAN_BUILD_VERSION=2
# install root for built files
EXTERNAL_ROOT = $(shell pwd)
DESTDIR = $(EXTERNAL_ROOT)/..
prefix = /output/$(APP_ABI)
LOCAL = $(DESTDIR)$(prefix)
NDK_TOOLCHAIN = $(NDK_TOOLCHAIN_TARGET)-$(NDK_TOOLCHAIN_COMPILER)
TEMP_WORK_PATH = $(ANDROID_NDK_HOME)/bin:${PATH}:$(NDK_TOOLCHAIN)/bin:$(LOCAL)/bin

CC = $(ANDROID_NDK_HOME)/bin/$(COMPILER_PREFIX)$(ANDROID_API)-clang
AS = $(CC)
CXX = $(ANDROID_NDK_HOME)/bin/$(COMPILER_PREFIX)$(ANDROID_API)-clang++

MYCFLAGS = -DANDROID -I$(LOCAL)/include $(TARGET_CFLAGS) -fPIE -fPIC -std=c99 $($ARCH_DEBUG_CFLAGS) # change 'release' to 'debug' for unoptimized debug builds
MYLDFLAGS = -llog -L$(LOCAL)/lib $(TARGET_LDFLAGS) -pie