build: add autotools & cmake

.gitignore

@@ -1,4 +1,132 @@
 .DS_Store
 *.o
 *~
-ringbuf-test
+ringbuf-test*
+*.gcno
+*.gcda
+*.gcov
+
+### Autotools ###
+# http://www.gnu.org/software/automake
+
+Makefile.in
+/ar-lib
+/mdate-sh
+/py-compile
+/test-driver
+/ylwrap
+.deps/
+.libs/
+.dirstamp
+stamp-vti
+
+# http://www.gnu.org/software/autoconf
+
+autom4te.cache
+/autoscan.log
+/autoscan-*.log
+/aclocal.m4
+/compile
+/config.cache
+/config.guess
+/config.h.in
+/config.log
+/config.status
+/config.sub
+/configure
+/configure.scan
+/depcomp
+/install-sh
+/missing
+/stamp-h1
+
+# https://www.gnu.org/software/libtool/
+
+/ltmain.sh
+
+# http://www.gnu.org/software/texinfo
+
+/texinfo.tex
+
+# http://www.gnu.org/software/m4/
+
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+
+libtool
+libringbuf.pc
+test-suite.log
+*.log
+*.trs
+
+# Generated Makefile
+# (meta build system like autotools,
+# can automatically generate from config.status script
+# (which is called by configure script))
+Makefile
+
+### CMake ###
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps
+/build
+
+### CMake Patch ###
+# External projects
+*-prefix/
+
+### C ###
+# Prerequisites
+*.d
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Linker output
+*.ilk
+*.map
+*.exp
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb

CMakeLists.txt

@@ -0,0 +1,47 @@
+cmake_minimum_required(VERSION 3.5)
+project(
+  ringbuf
+  VERSION 0.0.1
+  LANGUAGES C)
+
+set(CMAKE_C_STANDARD 99)
+option(BUILD_SHARED_LIBS "Build using shared libraries" ON)
+
+include(GNUInstallDirs)
+
+add_library(${PROJECT_NAME} ringbuf.c ringbuf.h)
+set_target_properties(${PROJECT_NAME} PROPERTIES PUBLIC_HEADER ringbuf.h)
+set_target_properties(${PROJECT_NAME} PROPERTIES VERSION "0.0.0")
+
+include(CTest)
+if(BUILD_TESTING)
+  add_executable(${PROJECT_NAME}-test ringbuf-test.c)
+  target_link_libraries(${PROJECT_NAME}-test ${PROJECT_NAME})
+
+  add_test(${PROJECT_NAME}_test ${PROJECT_NAME}-test)
+  set_tests_properties(
+    ${PROJECT_NAME}_test PROPERTIES PASS_REGULAR_EXPRESSION
+                                    "Test [0-9]+\\.\\.\\.pass\\.")
+endif()
+
+block()
+set(prefix ${CMAKE_INSTALL_PREFIX})
+set(exec_prefix ${CMAKE_INSTALL_PREFIX})
+set(includedir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR})
+set(libdir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
+set(PACKAGE_NAME ${PROJECT_NAME})
+set(LIBRINGBUF_PKG_CONFIG_VERSION
+    ${${PROJECT_NAME}_VERSION_MAJOR}.${${PROJECT_NAME}_VERSION_MINOR}.${${PROJECT_NAME}_VERSION_PATCH}
+)
+configure_file("libringbuf.pc.in" "libringbuf.pc" @ONLY)
+install(
+  FILES "${CMAKE_CURRENT_BINARY_DIR}/libringbuf.pc"
+  COMPONENT Devel
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
+endblock()
+
+install(
+  TARGETS ${PROJECT_NAME}
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

Makefile.am

@@ -0,0 +1,38 @@
+## Process this file with automake to produce Makefile.in
+
+ACLOCAL_AMFLAGS  = -I m4
+AUTOMAKE_OPTIONS = foreign
+dist_doc_DATA    = COPYING README.md
+AM_CFLAGS        = -Wall $(AX_CFLAGS)
+
+## --------------------------------------------------------------------
+
+EXTRA_DIST            = libringbuf.pc.in
+pkgconfigdir          = $(libdir)/pkgconfig
+nodist_pkgconfig_DATA = libringbuf.pc
+
+## --------------------------------------------------------------------
+
+#### libraries
+
+include_HEADERS = ringbuf.h
+
+lib_LTLIBRARIES  = libringbuf.la
+libringbuf_la_LDFLAGS = -version-info 0:0:0
+libringbuf_la_SOURCES = \
+	ringbuf.c
+
+#page
+#### test
+
+check_PROGRAMS = \
+	ringbuf-test
+
+TESTS = $(check_PROGRAMS)
+
+ringbuf_test_LDADD      = libringbuf.la
+
+installcheck-local: $(TEST)
+	@for f in $(TEST); do $(builddir)/$$f; done
+
+### end of file

configure.ac

@@ -0,0 +1,46 @@
+dnl @configure_input@
+dnl
+
+AC_PREREQ([2.72])
+AC_INIT([c-ringbuf],[0.0.1],[],[ringbuf],[http://github.com/dhess/c-ringbuf])
+
+AC_CONFIG_MACRO_DIRS([m4])
+AC_CANONICAL_BUILD
+AC_CANONICAL_HOST
+AC_CANONICAL_TARGET
+AM_INIT_AUTOMAKE([foreign dist-xz no-dist-gzip])
+AM_MAINTAINER_MODE
+
+AM_PROG_AR
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_PROG_MAKE_SET
+AC_PROG_MKDIR_P
+
+LT_PREREQ([2.4])
+LT_INIT
+
+dnl This is the version stored in the pkg-config data file.
+AC_SUBST([LIBRINGBUF_PKG_CONFIG_VERSION],[0.0.1])
+
+dnl page
+#### basic system inspection
+
+AC_LANG([C])
+AM_PROG_AS
+AM_PROG_CC_C_O
+
+AC_CACHE_SAVE
+
+dnl page
+#### finish
+
+AC_CONFIG_FILES([Makefile]
+   [libringbuf.pc])
+AC_OUTPUT
+
+### end of file
+# Local Variables:
+# mode: autoconf
+# page-delimiter: "^dnl page"
+# End:

libringbuf.pc.in

@@ -0,0 +1,11 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+
+includedir=@includedir@
+libdir=@libdir@
+
+Name: @PACKAGE_NAME@
+Description: A ring buffer implemented in C
+Version: @LIBRINGBUF_PKG_CONFIG_VERSION@
+Libs: -L${libdir} -lringbuf
+Cflags: -I${includedir}