From 62d651fc6cb768f2b95c284938d96b29d81a03cb Mon Sep 17 00:00:00 2001
From: SEK1RO <vlad@sek1.ro>
Date: Sun, 10 Nov 2024 19:49:13 +0300
Subject: [PATCH] feat(CMake): library only; update(README)

---
 .gitignore     |  1 +
 CMakeLists.txt | 29 +++++++++++++++++++++++++++++
 Makefile       |  2 +-
 README.md      | 29 ++++++++++++++++++++++++++---
 4 files changed, 57 insertions(+), 4 deletions(-)
 create mode 100644 CMakeLists.txt

diff --git a/.gitignore b/.gitignore
index 3eba02e..d2deb1c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,6 +39,7 @@ WORKSPACE.bazel
 BUILD.bazel
 
 # Dirs
+build
 bin
 obj
 lib
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..1b1c744
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,29 @@
+cmake_minimum_required(VERSION 3.21)
+set(CMAKE_CXX_STANDARD 20)
+project(libbasen
+    VERSION 1.1.1
+    DESCRIPTION "c++20 encoding/decoding from arbitrary base"
+    LANGUAGES CXX
+)
+
+set(CXX_FLAGS "-Wall -Wextra -Werror -Wno-unused-result -O3")
+
+set(OBJS
+    base58
+    base64
+    baseN
+    hex
+    Exception
+    hash/sha256
+)
+set(SRCS)
+foreach(OBJ ${OBJS})
+    list(APPEND SRCS "src/${OBJ}.cpp")
+endforeach()
+
+add_library(basen ${SRCS})
+add_library(basen::basen ALIAS basen)
+target_include_directories(basen PUBLIC
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>
+)
\ No newline at end of file
diff --git a/Makefile b/Makefile
index 866994d..4d09b91 100644
--- a/Makefile
+++ b/Makefile
@@ -31,7 +31,7 @@ ifeq (${origin CC}, default)
 CC = g++
 endif
 
-CFLAGS = -std=c++23 -Wall -Wextra -Werror -Wno-unused-result -fPIC
+CFLAGS = -std=c++20 -Wall -Wextra -Werror -Wno-unused-result -fPIC
 
 ifneq (${DEBUG}, false)
 CFLAGS += -fsanitize=address,undefined -g -O0
diff --git a/README.md b/README.md
index 67ef9f5..a1344ab 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # libbasen
 
-c++ encoding/decoding from arbitrary base
+c++20 encoding/decoding from arbitrary base
 
 <a href="https://repology.org/project/libbasen/versions">
     <img src="https://repology.org/badge/tiny-repos/libbasen.svg" alt="Packaging status">
@@ -12,17 +12,24 @@ c++ encoding/decoding from arbitrary base
 ## Contents
 
 - [Installation](#installation)
+    - [Package](#package)
+    - [Make](#make)
+    - [CMake](#cmake)
 - [Documentation](#documentation)
 - [Usage](#usage)
 - [Contributing](#contributing)
 
 ## Installation
 
-Automatically from specified repositories:
+### Package
 
 [![Packaging status](https://repology.org/badge/vertical-allrepos/libbasen.svg)](https://repology.org/project/libbasen/versions)
 
-Manually using make:
+### Make
+
+For cli tool you should have [argparse](https://github.com/p-ranav/argparse) as make dependency.
+
+Install:
 ```
 make -j $(nproc)
 sudo make i USRDIR=(Your installation dir)
@@ -32,6 +39,22 @@ Uninstall:
 sudo make uni USRDIR=(Your installation dir)
 ```
 
+### CMake
+
+For using as dependency only (without cli tool, test, coverage, docs)
+
+```
+include(FetchContent)
+FetchContent_Declare(
+    basen
+    GIT_REPOSITORY https://github.com/vSEK1RO/libbasen.git
+    GIT_TAG        latest
+)
+FetchContent_MakeAvailable(basen)
+
+target_link_libraries(MyProject PRIVATE basen::basen)
+```
+
 ## Documentation
 
 Available [here](https://vsek1ro.github.io/libbasen)