added meson base

dependencies/archive/meson.build

@@ -0,0 +1,7 @@
+# LibArchive Dependency File
+#============================================================================
+
+
+# Look for libarchive, a required dependency
+#--------------------------------------------------
+libarchive_dep = cpp.find_library('archive')

dependencies/aws-sdk-cpp/meson.build

@@ -0,0 +1,48 @@
+# aws s3 dependency file
+#============================================================================
+
+
+# Look for aws-cpp-sdk, an optional dependency
+#--------------------------------------------------
+if get_option('with_s3')
+
+    has_s3client = meson.get_compiler('cpp').check_header('aws/s3/S3Client.h')
+
+    aws_version = meson.get_compiler('cpp').get_define(
+        'AWS_SDK_VERSION_STRING',
+        prefix : '#include <aws/core/VersionConfig.h>'
+    ).strip('"').split('.')
+
+    aws_sdk_cpp_dep = declare_dependency(
+        dependencies : [
+            dependency('aws-cpp-sdk-core'),
+            dependency('aws-cpp-sdk-s3'),
+            dependency('aws-cpp-sdk-transfer')])
+
+    config_h.set(
+        'ENABLE_S3', 1,
+        description : 'Whether to enable S3 support via aws-sdk-cpp.')
+
+    if has_s3client
+        config_h.set(
+            'HAVE_AWS_S3_S3CLIENT_H', 1,
+            description : 'Whether to enable S3 support via aws-sdk-cpp.')
+    endif
+
+    config_h.set(
+        'AWS_VERSION_MAJOR', aws_version[0],
+        description : 'Major version of aws-sdk-cpp.')
+
+    config_h.set(
+        'AWS_VERSION_MINOR', aws_version[1],
+        description : 'Minor version of aws-sdk-cpp.')
+    config_h.set(
+        'AWS_VERSION_PATCH', aws_version[2],
+        description : 'Patch version of aws-sdk-cpp.')
+
+else
+    aws_sdk_cpp_dep = dependency('', required: false)
+    config_h.set(
+        'ENABLE_S3', 0,
+        description : 'Whether to enable S3 support via aws-sdk-cpp.')
+endif

dependencies/bdw-gc/meson.build

@@ -0,0 +1,22 @@
+# Boehm-gc Dependency File
+#============================================================================
+
+
+## FIXME !! Boehm is supposed to be an optional dependency
+## but is currently required for libexpr & libcmd to compile
+## correctly. 
+
+
+# Look for Boehm garbage collector, an optional dependency
+#--------------------------------------------------
+if get_option('with_gc')
+    gc_dep = dependency('bdw-gc')
+else
+    gc_dep = dependency('', required: false)
+endif
+
+
+config_h.set(
+    'HAVE_BOEHMGC',
+    gc_dep.found().to_int(),
+    description : 'Whether to use the Boehm garbage collector.')

dependencies/boost/meson.build

@@ -0,0 +1,20 @@
+# Boost Dependency File
+#============================================================================
+
+
+# Look for boost, a required dependency
+#----------------------------------------------------
+boost_mod_list = [
+  'system',
+  'context',
+  'thread']
+
+
+boost_dep = dependency(
+  'boost',
+  modules: boost_mod_list)
+
+
+config_h.set(
+    'HAVE_BOOST', 1,
+    description : 'Define if the Boost library is available.')

dependencies/brotli/meson.build

@@ -0,0 +1,15 @@
+# LibBrotli Dependency File
+#============================================================================
+
+
+# Look for libbrotli{enc,dec}, a required dependency
+#--------------------------------------------------
+libbrotli_dep = declare_dependency(
+    dependencies: [
+        dependency('libbrotlienc'),
+        dependency('libbrotlidec')])
+
+
+config_h.set(
+    'HAVE_BROTLI', 1,
+    description : 'Define if the brotli library is available.')

dependencies/bz2/meson.build

@@ -0,0 +1,12 @@
+# bz2 Dependency File
+#============================================================================
+
+
+# Look for libbz2, a required dependency
+#--------------------------------------------------
+libbz2_dep = cpp.find_library('bz2')
+
+
+config_h.set(
+    'HAVE_BZ2', 1,
+    description : 'Define if the libbz2 is available.')

dependencies/cpuid/meson.build

@@ -0,0 +1,12 @@
+# cpuid dependency file
+#============================================================================
+
+
+# Look for cpuid, a required dependency
+#--------------------------------------------------
+libcpuid_dep = dependency('libcpuid')
+
+
+config_h.set(
+    'HAVE_LIBCPUID', 1,
+    description : 'Define if the CPUID is available.')

dependencies/curl/meson.build

@@ -0,0 +1,11 @@
+# LibCurl Dependency File
+#============================================================================
+
+
+# Look for libcurl, a required dependency
+#--------------------------------------------------
+libcurl_dep = dependency('libcurl')
+
+config_h.set(
+    'HAVE_CURL', 1,
+    description : 'Define if the curl library is available.')

dependencies/dl/meson.build

@@ -0,0 +1,7 @@
+# libdl Dependency File
+#============================================================================
+
+
+# Look for libdl, a required dependency
+#--------------------------------------------------
+libdl_dep = cpp.find_library('dl')

dependencies/editline/meson.build

@@ -0,0 +1,29 @@
+# Editline Dependency File
+#============================================================================
+
+
+# Look for editline, a required dependency
+#--------------------------------------------------
+# NOTE: The the libeditline.pc file was added only in libeditline >= 1.15.2, see 
+# https://github.com/troglobit/editline/commit/0a8f2ef4203c3a4a4726b9dd1336869cd0da8607,
+# but e.g. Ubuntu 16.04 has an older version, so we fall back to searching for
+# editline.h when the pkg-config approach fails.
+
+editline_dep = cpp.find_library('editline')
+
+if (cpp.has_header('editline.h'))
+    config_h.set(
+        'HAVE_EDITLINE_H', 1,
+        description : 'Define to 1 if you have the <editline.h> header file.')
+else
+    error('Nix requires editline.h; however the header was not found.')
+endif
+
+if not (
+    cpp.has_function(
+        'read_history',
+        prefix : '#include <stdio.h>\n#include "editline.h"',
+        dependencies : editline_dep))
+    error('Nix requires libeditline; However, required functions do not work. Maybe ' +\
+    'it is too old? >= 1.14 is required.')
+endif

dependencies/functions/meson.build

@@ -0,0 +1,73 @@
+# nix check functions
+#============================================================================
+
+if (cpp.has_function('lutimes'))
+    config_h.set(
+        'HAVE_LUTIMES', 1,
+        description : 'Define to 1 if you have the `lutimes` function.')
+endif
+
+if (cpp.has_function('lchown'))
+    config_h.set(
+        'HAVE_LCHOWN', 1,
+        description : 'Define to 1 if you have the `lchown` function.')
+endif
+
+if (cpp.has_function('pipe2'))
+    config_h.set(
+        'HAVE_PIPE2', 1,
+        description : 'Define to 1 if you have the `pipe2` function.')
+endif
+
+if (cpp.has_function('posix_fallocate'))
+    config_h.set(
+        'HAVE_POSIX_FALLOCATE', 1,
+        description : 'Define to 1 if you have the `posix_fallocate` function.')
+endif
+
+if (cpp.has_function('setresuid'))
+    config_h.set(
+        'HAVE_SETRESUID', 1,
+        description : 'Define to 1 if you have the `setresuid` function.')
+endif
+
+if (cpp.has_function('setreuid'))
+    config_h.set(
+        'HAVE_SETREUID', 1,
+        description : 'Define to 1 if you have the `setreuid` function.')
+endif
+
+if (cpp.has_function('statvfs'))
+    config_h.set(
+        'HAVE_STATVFS', 1,
+        description : 'Define to 1 if you have the `statvfs` function.')
+endif
+
+if (cpp.has_function('strsignal'))
+    config_h.set(
+        'HAVE_STRSIGNAL', 1,
+        description : 'Define to 1 if you have the `strsignal` function.')
+endif
+
+if (cpp.has_function('sysconf'))
+    config_h.set(
+        'HAVE_SYSCONF', 1,
+        description : 'Define to 1 if you have the `sysconf` function.')
+endif
+
+pubsetbuff_c = '''
+#include <iostream>
+using namespace std;
+static char buf[1024];
+void func() {
+cerr.rdbuf()->pubsetbuf(buf, sizeof(buf));
+}'''
+
+if meson.get_compiler('cpp').compiles(
+    pubsetbuff_c,
+    name : 'pubsetbuf'
+  )
+    config_h.set(
+        'HAVE_PUBSETBUF', 1,
+        description : 'Define to 1 if you have the `pubsetbuf` function.')
+endif

dependencies/gtest/meson.build

@@ -0,0 +1,17 @@
+# gtest Dependency File
+#========================================================================
+
+
+# check if gtest is already installed
+#---------------------------------------------------
+gtest_dep = dependency(
+    'gtest',
+    required : false)
+
+
+# If not, include the submodule
+#---------------------------------------------------
+if not gtest_dep.found()
+    gtest_proj = cmake.subproject('gtest')
+    gtest_dep = gtest_proj.dependency('gtest')
+endif

dependencies/headers/meson.build

@@ -0,0 +1,99 @@
+# nix check headers
+#============================================================================
+
+if (cpp.has_header('sys/stat.h'))
+    config_h.set(
+        'HAVE_SYS_STAT_H', 1,
+        description : 'Define to 1 if you have the <sys/stat.h> header file.')
+endif
+
+if (cpp.has_header('sys/types.h'))
+    config_h.set(
+        'HAVE_SYS_TYPES_H', 1,
+        description : 'Define to 1 if you have the <sys/types.h> header file.')
+endif
+
+if (cpp.has_header('sys/dir.h'))
+    config_h.set(
+        'HAVE_DIR_H', 1,
+        description : 'Define to 1 if you have the <sys/dir.h> header file, and it defines `DIR`')
+endif
+
+if (cpp.has_header('sys/ndir.h'))
+    config_h.set(
+        'HAVE_NDIR_H', 1,
+        description : 'Define to 1 if you have the <sys/ndir.h> header file, and it defines `DIR`')
+endif
+
+has_dirent_h = cpp.has_header('dirent.h')
+if (has_dirent_h)
+    config_h.set(
+        'HAVE_DIRENT_H', 1,
+        description : 'Define to 1 if you have the <dirent.h> header file, and it defines `DIR`')
+endif
+
+if (cpp.has_header('locale.h'))
+    config_h.set(
+        'HAVE_LOCALE', 1,
+        description : 'Define to 1 if you have the <locale.h> header file.')
+endif
+
+if (cpp.has_header('unistd.h'))
+    config_h.set(
+        'HAVE_UNISTD_H', 1,
+        description: 'Define to 1 if you have the <unistd.h> header file.')
+endif
+
+if (cpp.has_header('stdint.h'))
+    config_h.set(
+        'HAVE_STDINT_H', 1,
+        description: 'Define to 1 if you have the <stdint.h> header file.')
+endif
+
+if (cpp.has_header('stdlib.h'))
+    config_h.set(
+        'HAVE_STDLIB_H', 1,
+        description: 'Define to 1 if you have the <stdlib.h> header file.')
+endif
+
+if (cpp.has_header('strings.h'))
+    config_h.set(
+        'HAVE_STRINGS_H', 1,
+        description: 'Define to 1 if you have the <strings.h> header file.')
+endif
+
+if (cpp.has_header('string.h'))
+    config_h.set(
+        'HAVE_STRING_H', 1,
+        description: 'Define to 1 if you have the <strings.h> header file.')
+endif
+
+if (cpp.has_header('bzlib.h'))
+    config_h.set(
+        'HAVE_BZLIB_H', 1,
+        description : 'Define to 1 if you have the <bzlib.h> header file.')
+endif
+
+if (cpp.has_header('inttypes.h'))
+    config_h.set(
+        'HAVE_INTTYPES_H', 1,
+        description : 'Define to 1 if you have the <inttypes.h> header file.')
+endif
+
+if (cpp.has_header('memory.h'))
+    config_h.set(
+        'HAVE_MEMORY_H', 1,
+        description : 'Define to 1 if you have the <memory.h> header file.')
+endif
+
+dirent_h_prefix = '''
+  #include <sys/types.h>
+  #include <dirent.h>
+'''
+
+check_struct_dirent = meson.get_compiler('cpp').has_member(
+    'struct dirent', 'd_type', prefix: dirent_h_prefix)
+
+if ((has_dirent_h) and (check_struct_dirent))
+  config_h.set('HAVE_STRUCT_DIRENT_D_TYPE', 1)
+endif

dependencies/lowdown/meson.build

@@ -0,0 +1,11 @@
+# lowdown Dependency File
+#============================================================================
+
+
+# FIXME !! lowdown is seemingly a required dependency for building, but 
+# it isn't listed anywhere on documentation that i could find. dependency
+# object needs to be added to meson.
+
+# Look for lowdown, a required dependency
+#--------------------------------------------------
+liblowdown_dep = cpp.find_library('lowdown')