mirror of
https://github.com/chatmail/core.git
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102 lines
3.1 KiB
Python
102 lines
3.1 KiB
Python
import distutils.ccompiler
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import distutils.log
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import distutils.sysconfig
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import tempfile
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import platform
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import os
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import cffi
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import shutil
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def ffibuilder():
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projdir = os.environ.get('DCC_RS_DEV')
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target = os.environ.get('DCC_RS_TARGET', 'release')
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if projdir:
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if platform.system() == 'Darwin':
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libs = ['resolv', 'dl']
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extra_link_args = [
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'-framework', 'CoreFoundation',
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'-framework', 'CoreServices',
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'-framework', 'Security',
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]
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elif platform.system() == 'Linux':
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libs = ['rt', 'dl', 'm']
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extra_link_args = []
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else:
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raise NotImplementedError("Compilation not supported yet on Windows, can you help?")
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objs = [os.path.join(projdir, 'target', target, 'libdeltachat.a')]
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assert os.path.exists(objs[0]), objs
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incs = [os.path.join(projdir, 'deltachat-ffi')]
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else:
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libs = ['deltachat']
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objs = []
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incs = []
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extra_link_args = []
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builder = cffi.FFI()
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builder.set_source(
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'deltachat.capi',
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"""
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#include <deltachat.h>
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const char * dupstring_helper(const char* string)
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{
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return strdup(string);
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}
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int dc_get_event_signature_types(int e)
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{
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int result = 0;
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if (DC_EVENT_DATA1_IS_STRING(e))
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result |= 1;
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if (DC_EVENT_DATA2_IS_STRING(e))
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result |= 2;
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if (DC_EVENT_RETURNS_STRING(e))
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result |= 4;
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if (DC_EVENT_RETURNS_INT(e))
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result |= 8;
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return result;
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}
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""",
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include_dirs=incs,
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libraries=libs,
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extra_objects=objs,
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extra_link_args=extra_link_args,
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)
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builder.cdef("""
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typedef int... time_t;
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void free(void *ptr);
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extern const char * dupstring_helper(const char* string);
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extern int dc_get_event_signature_types(int);
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""")
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distutils.log.set_verbosity(distutils.log.INFO)
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cc = distutils.ccompiler.new_compiler(force=True)
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distutils.sysconfig.customize_compiler(cc)
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tmpdir = tempfile.mkdtemp()
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try:
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src_name = os.path.join(tmpdir, "include.h")
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dst_name = os.path.join(tmpdir, "expanded.h")
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with open(src_name, "w") as src_fp:
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src_fp.write('#include <deltachat.h>')
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cc.preprocess(source=src_name,
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output_file=dst_name,
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include_dirs=incs,
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macros=[('PY_CFFI', '1')])
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with open(dst_name, "r") as dst_fp:
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builder.cdef(dst_fp.read())
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finally:
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shutil.rmtree(tmpdir)
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builder.cdef("""
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extern "Python" uintptr_t py_dc_callback(
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dc_context_t* context,
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int event,
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uintptr_t data1,
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uintptr_t data2);
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""")
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return builder
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if __name__ == '__main__':
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import os.path
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pkgdir = os.path.join(os.path.dirname(__file__), '..')
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builder = ffibuilder()
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builder.compile(tmpdir=pkgdir, verbose=True)
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