Added some comments

develop
Jef Roosens 2021-08-28 16:37:32 +02:00
parent 055d1f9e8d
commit de8be87036
Signed by untrusted user: Jef Roosens
GPG Key ID: B580B976584B5F30
1 changed files with 19 additions and 4 deletions

View File

@ -1,20 +1,27 @@
# =====CONFIGURATION=====
# Version of postgresql to compile libpq from
PQ_VER ?= 11.12
# OpenSSL version
SSL_VER ?= 1.1.1k
# Dumb-init version
DI_VER ?= 1.2.5
# Generated variables for ease of use
# =====AUTO-GENERATED VARIABLES=====
# This is such a lovely oneliner
# NOTE: $(dir PATH) outputs a trailing slash
OUT_DIR ?= $(dir $(abspath $(lastword $(MAKEFILE_LIST))))out
PREFIX := $(OUT_DIR)/prefix
OPENSSL_DIR := $(OUT_DIR)/openssl-$(SSL_VER)
PQ_DIR := $(OUT_DIR)/postgresql-$(PQ_VER)
DI_DIR := $(OUT_DIR)/dumb-init-$(DI_VER)
# Used in various make calls to specify parallel recipes
CORES != nproc
# =====ENVIRONMENT VARIABLES=====
export CC=musl-gcc -fPIC -pie -static
export LD_LIBRARY_PATH=$(PREFIX)
export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
@ -25,6 +32,8 @@ export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
# Create the out dir
$(shell mkdir -p "$(PREFIX)")
# ====RECIPES====
.PHONY: all
all: build
@ -32,6 +41,11 @@ all: build
.PHONY: build
build: libpq
.PHONY: clean
clean:
@ echo "Note: this only cleans the C dependencies, not the Cargo cache."
rm -rf "$(PQ_DIR)" "$(OPENSSL_DIR)" "$(DI_DIR)" "$(PREFIX)"
# =====OPENSSL=====
# Download the source code & configure the project
@ -62,8 +76,8 @@ $(PQ_DIR)/configure:
cd "$(PQ_DIR)" && \
LDFLAGS="-L$(PREFIX)/lib" CFLAGS="-I$(PREFIX)/include" ./configure \
--without-readline \
--without-zlib \
--with-openssl \
--without-zlib \
--prefix="$(PREFIX)" \
--host=x86_64-unknown-linux-musl
@ -81,5 +95,6 @@ $(DI_DIR)/Makefile:
curl -sSL "https://github.com/Yelp/dumb-init/archive/refs/tags/v$(DI_VER).tar.gz" | \
tar -C "$(OUT_DIR)" -xz
.PHONY: dumb-init
dumb-init: $(DI_DIR)/Makefile
make -C "$(DI_DIR)" build