mirror of
https://github.com/pgbackrest/pgbackrest.git
synced 2025-03-03 14:52:21 +02:00
b8fc20d5b8
Meson is a new build system that offers simpler syntax and superior performance to autoconf/make. In addition, Windows is supported natively. The Meson build appears complete, but currently is used only for auto-generation of code and the host build of pgbackrest. Some container upgrades will be required before Meson can be used for container builds. Also patch the Debian package to force autoconf/make rather than Meson.
162 lines
6.2 KiB
Meson
162 lines
6.2 KiB
Meson
####################################################################################################################################
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# pgBackRest Project
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####################################################################################################################################
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project(
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'pgbackrest',
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['c'],
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version: '2.40dev',
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license: 'MIT',
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meson_version: '>=0.53.2',
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default_options: [
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# Core options
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'buildtype=release',
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'warning_level=2',
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# Base options
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'b_ndebug=if-release',
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# Compiler options
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'c_std=c99',
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],
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)
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# Selected C compiler
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cc = meson.get_compiler('c')
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####################################################################################################################################
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# OS-specific settings
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####################################################################################################################################
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if host_machine.system() == 'linux'
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add_global_arguments('-D_POSIX_C_SOURCE=200809L', language : 'c')
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elif host_machine.system() == 'darwin'
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add_global_arguments('-D_DARWIN_C_SOURCE', language : 'c')
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endif
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####################################################################################################################################
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# Enable/disable warnings
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####################################################################################################################################
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# Enable as many additional warnings as possible to catch potential errors
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warning_enable = [
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# Warn for implicit conversions that may alter a value
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'-Wconversion',
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# Warn about duplicated conditions in an if-else-if chain
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'-Wduplicated-cond',
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# Warn when an if-else has identical branches
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'-Wduplicated-branches',
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# Warn if the format string is not a string literal and cannot be checked
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'-Wformat-nonliteral',
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# Enable -Wformat plus additional format checks
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'-Wformat=2',
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# Warn if the format string requires an unsigned argument and the argument is signed and vice versa
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'-Wformat-signedness',
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# Warn about anything that depends on the “size of” a function type or of void
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'-Wpointer-arith',
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# Warn if a function is declared or defined without specifying the argument types
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'-Wstrict-prototypes',
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# Warn if a variable-length array is used
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'-Wvla',
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# Give string constants the type const char[length] so that copying the address of one into a non-const char * pointer produces
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# a warning
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'-Wwrite-strings',
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]
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# Disable various unhelpful warnings
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warning_disable = [
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# Warn for variables that might be changed by longjmp or vfork. Disable because of constant false positives/negatives.
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'-Wno-clobbered',
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# Warn if a structure’s initializer has some fields missing. Disable so we can initialize with {0}.
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'-Wno-missing-field-initializers',
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# Warn when a switch case falls through. Disable because this an useful aspect of switches and tests should catch problems.
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'-Wno-implicit-fallthrough',
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]
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add_project_arguments(cc.get_supported_arguments(warning_enable, warning_disable), language: 'c')
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####################################################################################################################################
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# Enable additional optimizations if the level is high enough
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####################################################################################################################################
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if get_option('optimization') in ['2', '3']
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optimization_enable = [
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# Unroll loops whose number of iterations can be determined at compile time or upon entry to the loop
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'-funroll-loops',
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# Perform loop vectorization on trees
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'-ftree-vectorize',
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]
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add_project_arguments(cc.get_supported_arguments(optimization_enable), language: 'c')
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endif
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####################################################################################################################################
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# Stop after the first error when error on warn enabled. Subsequent errors are often caused by the first error.
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####################################################################################################################################
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if get_option('fatal-errors')
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add_project_arguments(cc.get_supported_arguments('-Wfatal-errors'), language: 'c')
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endif
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####################################################################################################################################
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# Build configuration
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####################################################################################################################################
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configuration = configuration_data()
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# Find required bz2 library
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lib_bz2 = cc.find_library('bz2')
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# Find optional lz4 library
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lib_lz4 = dependency('liblz4', required: false)
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if lib_lz4.found()
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configuration.set('HAVE_LIBLZ4', true, description: 'Is liblz4 present?')
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endif
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# Find required openssl library
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lib_openssl = dependency('openssl')
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# Find required pq library
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lib_pq = dependency('libpq')
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# Find required xml library
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lib_xml = dependency('libxml-2.0')
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# Find required yaml library (only used for build)
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lib_yaml = dependency('yaml-0.1')
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# Find required gz library
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lib_z = dependency('zlib')
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# Find optional zstd library
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lib_zstd = dependency('libzstd', version: '>=1.0', required: false)
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if lib_zstd.found()
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configuration.set('HAVE_LIBZST', true, description: 'Is libzstd present?')
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endif
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# Check if the C compiler supports _Static_assert()
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if cc.compiles('''int main(int arg, char **argv) {({ _Static_assert(1, "foo");});} ''')
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configuration.set('HAVE_STATIC_ASSERT', true, description: 'Does the compiler provide _Static_assert()?')
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endif
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# Enable debug code
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if get_option('debug')
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configuration.set('DEBUG', true, description: 'Enable debug code')
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endif
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# Set configuration path
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configuration.set_quoted('CFGOPTDEF_CONFIG_PATH', get_option('configdir'), description: 'Configuration path')
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####################################################################################################################################
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# Include src
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####################################################################################################################################
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subdir('src')
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