Add sage-generate-meson script to sage-setup

.gitignore

@@ -273,6 +273,9 @@ src/*.egg-info/
 /src/bin/sage-env-config
 /src/bin/sage-src-env-config
 
+# Generated by sage-generate-meson
+/src/**/meson.build
+
 # Virtual environments
 /venv
 src/.env

pkgs/sage-setup/pyproject.toml

@@ -34,12 +34,16 @@ content-type = "text/x-rst"
 [project.optional-dependencies]
 autogen = ["jinja2"]
 
+[project.scripts]
+sage-generate-meson = "sage_setup.autogen.meson:generate_meson"
+
 [tool.setuptools]
 packages = [
     "sage_setup",
     "sage_setup.autogen",
     "sage_setup.autogen.interpreters",
     "sage_setup.autogen.interpreters.specs",
+    "sage_setup.autogen.meson",
     "sage_setup.command",
 ]
 include-package-data = false

src/sage/ext/meson.build.in

@@ -0,0 +1,42 @@
+interpreters = custom_target(
+    'sage.ext.interpreters',
+    output: 'all.py',
+    input: '../../sage_setup/autogen/interpreters/__init__.py',
+    command: [py, '-m', 'sage_setup.autogen.interpreters', meson.current_source_dir() / 'interpreters'],
+    # This is actually against the Meson philosophy, which does not like in-source builds.
+    # So normally you would do something like the following
+    # however, this we currently cannot pass the generated files as sources to install_sources
+    # properly fixing this is left for a follow-up
+    # command: [py, '-m', 'sage_setup.autogen.interpreters','@OUTDIR@'],
+    env: ['PYTHONPATH=' + meson.current_source_dir() / '..' / '..'],
+)
+
+# Manually create header files, which otherwise is not found
+wrapper_el_header = custom_target(
+  'wrapper_el.h',
+  output : 'wrapper_el.h',
+  input : ['interpreters/wrapper_el.pyx', interpreters],
+  command : [cython.cmd_array(), '@INPUT0@', '-o', '@OUTPUT@', '-I', join_paths(meson.current_source_dir(), '../../')],
+)
+wrapper_cc_header = custom_target(
+  'wrapper_cc.h',
+  output : 'wrapper_cc.h',
+  input : ['interpreters/wrapper_cc.pyx', interpreters],
+  command : [cython.cmd_array(), '@INPUT0@', '-o', '@OUTPUT@', '-I', join_paths(meson.current_source_dir(), '../../')],
+)
+wrapper_cdf_header = custom_target(
+  'wrapper_cdf.h',
+  output : 'wrapper_cdf.h',
+  input : ['interpreters/wrapper_cdf.pyx', interpreters],
+  command : [cython.cmd_array(), '@INPUT0@', '-o', '@OUTPUT@', '-I', join_paths(meson.current_source_dir(), '../../')],
+)
+wrapper_rr_header = custom_target(
+  'wrapper_rr.h',
+  output : 'wrapper_rr.h',
+  input : ['interpreters/wrapper_rr.pyx', interpreters],
+  command : [cython.cmd_array(), '@INPUT0@', '-o', '@OUTPUT@', '-I', join_paths(meson.current_source_dir(), '../../')],
+)
+
+interpreters_dep = declare_dependency(
+    sources: [interpreters, wrapper_el_header, wrapper_cc_header, wrapper_cdf_header, wrapper_rr_header],
+)

src/sage/graphs/graph_decompositions/meson.build.in

@@ -0,0 +1,7 @@
+tdlib = cc.find_library('tdlib', required: false)
+# Cannot be found via pkg-config
+rw = declare_dependency(
+  dependencies: [
+    cc.find_library('rw'),
+  ]
+)

src/sage/graphs/meson.build.in

@@ -0,0 +1,10 @@
+bliss = cc.find_library('bliss', required: false)
+mcqd = cc.find_library('mcqd', required: false)
+cliquer = cc.find_library('cliquer')
+
+# Cannot be found via pkg-config
+planarity = declare_dependency(
+  dependencies: [
+    cc.find_library('planarity'),
+  ]
+)

src/sage/libs/coxeter3/meson.build.in

@@ -0,0 +1 @@
+coxeter3 = cc.find_library('coxeter3', required: false)

src/sage/libs/giac/meson.build.in

@@ -0,0 +1,5 @@
+giac = declare_dependency(
+  dependencies: [
+    cc.find_library('giac', required: false),
+  ]
+)

src/sage/libs/meson.build.in

@@ -0,0 +1,7 @@
+sirocco = declare_dependency(
+  dependencies: [
+    cc.find_library('sirocco', required: false),
+  ]
+)
+# cannot be found via pkg-config
+ecl = cc.find_library('ecl')

src/sage/libs/symmetrica/meson.build.in

@@ -0,0 +1,6 @@
+# Cannot be found by pkg-config
+symmetrica = declare_dependency(
+  dependencies: [
+    cc.find_library('symmetrica'),
+  ]
+)

src/sage/matrix/meson.build.in

@@ -0,0 +1,11 @@
+# Cannot be found via pkg-config
+meataxe = declare_dependency(
+  dependencies: [
+    cc.find_library('meataxe', required: false),
+  ]
+)
+iml = declare_dependency(
+  dependencies: [
+    cc.find_library('iml'),
+  ]
+)

src/sage/meson.build.in

@@ -0,0 +1,150 @@
+# Setup dependencies that are needed by many modules
+
+inc_numpy = run_command(py,
+    [
+    '-c',
+    '''
+import numpy
+print(numpy.get_include())
+    '''.strip()
+    ],
+    check: true
+  ).stdout().strip()
+numpy = declare_dependency(
+    include_directories: inc_numpy,
+)
+
+inc_cysignals = run_command(py,
+    [
+    '-c',
+    '''
+import cysignals
+print(cysignals.__file__.replace('__init__.py', ''))
+    '''.strip()
+    ],
+    check: true
+  ).stdout().strip()
+cysignals = declare_dependency(
+    include_directories: inc_cysignals,
+)
+
+inc_gmpy2 = run_command(py,
+    [
+    '-c',
+    '''
+import gmpy2
+print(gmpy2.__file__.replace('__init__.py', ''))
+    '''.strip()
+    ],
+    check: true
+  ).stdout().strip()
+gmpy2 = declare_dependency(
+    include_directories: inc_gmpy2,
+)
+gmp = dependency('gmp', required: true)
+
+inc_cypari2 = run_command(py,
+    [
+    '-c',
+    '''
+import cypari2
+print(cypari2.__file__.replace('__init__.py', ''))
+    '''.strip()
+    ],
+    check: true
+  ).stdout().strip()
+cypari2 = declare_dependency(
+    include_directories: inc_cypari2,
+)
+pari = cc.find_library('pari')
+
+mpfr = cc.find_library('mpfr')
+
+# Cannot be found by pkg-config
+flint = cc.find_library('flint')
+
+cblas = dependency('cblas')
+gsl = dependency('gsl', fallback: ['gsl', 'gsl_dep'], version : '>=2.5', required: true)
+gd = cc.find_library('gd')
+iml = cc.find_library('iml')
+m = cc.find_library('m')
+m4ri = cc.find_library('m4ri')
+m4rie = cc.find_library('m4rie')
+mtx = cc.find_library('mtx', required: false)
+png = cc.find_library('png')
+zlib = cc.find_library('z')
+intl = cc.find_library('intl', required: false)
+curl = cc.find_library('curl')
+# Cannot be found via pkg-config
+ec = cc.find_library('ec')
+ecm = cc.find_library('ecm')
+# Cannot be found via pkg-config
+glpk = cc.find_library('glpk')
+ppl = cc.find_library('ppl')
+gmpxx = cc.find_library('gmpxx')
+readline = cc.find_library('readline')
+lfunction = cc.find_library('Lfunction', required: false)
+fflas = cc.find_library('fflas')
+givaro = cc.find_library('givaro')
+linbox = cc.find_library('linbox')
+braiding = cc.find_library('braiding')
+gc = cc.find_library('gc')
+homfly = cc.find_library('homfly')
+mpc = cc.find_library('mpc')
+mpfi = cc.find_library('mpfi')
+mpc = cc.find_library('mpc')
+# Cannot be found via pkg-config
+gap = cc.find_library('gap')
+
+singular = dependency('Singular')
+
+maxima = find_program('maxima', required: true)
+
+# Cannot be found via pkg-config
+ntl = cc.find_library('ntl', required: true)
+
+# It's strange but cython cannot find its own include files
+# so we find them ourselves, and add them to the include path
+inc_cython = run_command(py,
+    [
+    '-c',
+    '''
+import Cython
+print(Cython.__file__.replace('__init__.py', ''))
+    '''.strip()
+    ],
+    check: true
+   ).stdout().strip()
+add_project_arguments('-I', inc_cython + 'Includes', language : 'cython')
+
+# Meson currently ignores include_directories for Cython modules, so we
+# have to add them manually.
+# https://github.com/mesonbuild/meson/issues/9562
+add_project_arguments('-I', meson.current_source_dir(), language : 'cython')
+
+# Add global compiler flags
+add_project_arguments('-X auto_pickle=False', language : 'cython')
+add_project_arguments('-X autotestdict=False', language : 'cython')
+add_project_arguments('-X binding=False', language : 'cython')
+add_project_arguments('-X c_api_binop_methods=True', language : 'cython')
+add_project_arguments('-X cdivision=True', language : 'cython')
+add_project_arguments('-X cpow=True', language : 'cython')
+add_project_arguments('-X embedsignature=True', language : 'cython')
+add_project_arguments('--embed-positions', language : 'cython')
+add_project_arguments('-X fast_getattr=True', language : 'cython')
+#add_project_arguments('-X language_level="3"', language : 'cython')
+add_project_arguments('-X legacy_implicit_noexcept=True', language : 'cython')
+add_project_arguments('-X preliminary_late_includes_cy28=True', language : 'cython')
+
+inc_cpython = include_directories('sage/cpython')
+inc_rings = include_directories('sage/rings')
+inc_rings_finite = include_directories('sage/rings/finite_rings')
+inc_flint = include_directories('sage/libs/flint')
+inc_gsl = include_directories('sage/libs/gsl')
+inc_ntl = include_directories('sage/libs/ntl')
+inc_arb = include_directories('sage/libs/arb')
+inc_data_structures = include_directories('sage/data_structures')
+inc_ext = include_directories('sage/ext')
+inc_interpreters = include_directories('sage/ext/interpreters')
+inc_partn_ref2 = include_directories('sage/groups/perm_gps/partn_ref2')
+inc_src = include_directories('.')

src/sage/modular/arithgroup/meson.build.in

@@ -0,0 +1,7 @@
+# Manually create header file, which otherwise is not found
+farey_symbol_header = custom_target(
+  'farey_symbol.h',
+  output : 'farey_symbol.h',
+  input : 'farey_symbol.pyx',
+  command : [cython.cmd_array(), '--cplus', '@INPUT@', '-o', '@OUTPUT@', '-I', join_paths(meson.current_source_dir(), '../../../')],
+)

src/sage/rings/meson.build.in

@@ -0,0 +1,5 @@
+pthread = declare_dependency(
+  dependencies: [
+    cc.find_library('pthread'),
+  ]
+)

src/sage/rings/polynomial/pbori/meson.build.in

@@ -0,0 +1,7 @@
+brial = declare_dependency(
+  dependencies: [
+    cc.find_library('brial', required: false),
+  ]
+)
+# Cannot be found via pkg-config
+brial_groebner = cc.find_library('brial_groebner')

src/sage/schemes/hyperelliptic_curves/meson.build.in

@@ -0,0 +1 @@
+inc_hypellfrob = include_directories('hypellfrob')

src/sage/symbolic/meson.build.in

@@ -0,0 +1,2 @@
+inc_ginac = include_directories('ginac')
+inc_pynac = include_directories('.')