316 lines
10 KiB
Python
316 lines
10 KiB
Python
"""Functions used to generate source files during build time"""
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import zlib
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def escape_string(s):
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def charcode_to_c_escapes(c):
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rev_result = []
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while c >= 256:
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c, low = (c // 256, c % 256)
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rev_result.append("\\%03o" % low)
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rev_result.append("\\%03o" % c)
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return "".join(reversed(rev_result))
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result = ""
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if isinstance(s, str):
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s = s.encode("utf-8")
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for c in s:
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if not (32 <= c < 127) or c in (ord("\\"), ord('"')):
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result += charcode_to_c_escapes(c)
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else:
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result += chr(c)
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return result
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def make_certs_header(target, source, env):
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src = str(source[0])
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dst = str(target[0])
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with open(src, "rb") as f, open(dst, "w", encoding="utf-8", newline="\n") as g:
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buf = f.read()
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decomp_size = len(buf)
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# Use maximum zlib compression level to further reduce file size
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# (at the cost of initial build times).
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buf = zlib.compress(buf, zlib.Z_BEST_COMPRESSION)
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g.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
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g.write("#ifndef CERTS_COMPRESSED_GEN_H\n")
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g.write("#define CERTS_COMPRESSED_GEN_H\n")
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# System certs path. Editor will use them if defined. (for package maintainers)
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path = env["system_certs_path"]
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g.write('#define _SYSTEM_CERTS_PATH "%s"\n' % str(path))
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if env["builtin_certs"]:
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# Defined here and not in env so changing it does not trigger a full rebuild.
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g.write("#define BUILTIN_CERTS_ENABLED\n")
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g.write("static const int _certs_compressed_size = " + str(len(buf)) + ";\n")
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g.write("static const int _certs_uncompressed_size = " + str(decomp_size) + ";\n")
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g.write("static const unsigned char _certs_compressed[] = {\n")
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for i in range(len(buf)):
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g.write("\t" + str(buf[i]) + ",\n")
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g.write("};\n")
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g.write("#endif // CERTS_COMPRESSED_GEN_H")
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def make_authors_header(target, source, env):
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sections = [
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"Project Founders",
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"Lead Developer",
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"Project Manager",
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"Developers",
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]
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sections_id = [
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"AUTHORS_FOUNDERS",
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"AUTHORS_LEAD_DEVELOPERS",
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"AUTHORS_PROJECT_MANAGERS",
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"AUTHORS_DEVELOPERS",
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]
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src = str(source[0])
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dst = str(target[0])
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with open(src, "r", encoding="utf-8") as f, open(dst, "w", encoding="utf-8", newline="\n") as g:
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g.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
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g.write("#ifndef AUTHORS_GEN_H\n")
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g.write("#define AUTHORS_GEN_H\n")
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reading = False
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def close_section():
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g.write("\t0\n")
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g.write("};\n")
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for line in f:
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if reading:
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if line.startswith(" "):
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g.write('\t"' + escape_string(line.strip()) + '",\n')
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continue
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if line.startswith("## "):
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if reading:
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close_section()
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reading = False
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for section, section_id in zip(sections, sections_id):
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if line.strip().endswith(section):
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current_section = escape_string(section_id)
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reading = True
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g.write("const char *const " + current_section + "[] = {\n")
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break
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if reading:
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close_section()
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g.write("#endif // AUTHORS_GEN_H\n")
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def make_donors_header(target, source, env):
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sections = [
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"Patrons",
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"Platinum sponsors",
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"Gold sponsors",
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"Silver sponsors",
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"Diamond members",
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"Titanium members",
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"Platinum members",
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"Gold members",
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]
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sections_id = [
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"DONORS_PATRONS",
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"DONORS_SPONSORS_PLATINUM",
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"DONORS_SPONSORS_GOLD",
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"DONORS_SPONSORS_SILVER",
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"DONORS_MEMBERS_DIAMOND",
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"DONORS_MEMBERS_TITANIUM",
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"DONORS_MEMBERS_PLATINUM",
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"DONORS_MEMBERS_GOLD",
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]
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src = str(source[0])
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dst = str(target[0])
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with open(src, "r", encoding="utf-8") as f, open(dst, "w", encoding="utf-8", newline="\n") as g:
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g.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
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g.write("#ifndef DONORS_GEN_H\n")
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g.write("#define DONORS_GEN_H\n")
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reading = False
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def close_section():
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g.write("\t0\n")
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g.write("};\n")
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for line in f:
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if reading >= 0:
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if line.startswith(" "):
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g.write('\t"' + escape_string(line.strip()) + '",\n')
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continue
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if line.startswith("## "):
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if reading:
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close_section()
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reading = False
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for section, section_id in zip(sections, sections_id):
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if line.strip().endswith(section):
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current_section = escape_string(section_id)
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reading = True
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g.write("const char *const " + current_section + "[] = {\n")
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break
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if reading:
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close_section()
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g.write("#endif // DONORS_GEN_H\n")
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def make_license_header(target, source, env):
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src_copyright = str(source[0])
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src_license = str(source[1])
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dst = str(target[0])
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class LicenseReader:
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def __init__(self, license_file):
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self._license_file = license_file
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self.line_num = 0
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self.current = self.next_line()
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def next_line(self):
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line = self._license_file.readline()
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self.line_num += 1
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while line.startswith("#"):
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line = self._license_file.readline()
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self.line_num += 1
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self.current = line
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return line
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def next_tag(self):
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if not ":" in self.current:
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return ("", [])
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tag, line = self.current.split(":", 1)
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lines = [line.strip()]
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while self.next_line() and self.current.startswith(" "):
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lines.append(self.current.strip())
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return (tag, lines)
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from collections import OrderedDict
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projects: dict = OrderedDict()
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license_list = []
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with open(src_copyright, "r", encoding="utf-8") as copyright_file:
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reader = LicenseReader(copyright_file)
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part = {}
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while reader.current:
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tag, content = reader.next_tag()
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if tag in ("Files", "Copyright", "License"):
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part[tag] = content[:]
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elif tag == "Comment":
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# attach part to named project
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projects[content[0]] = projects.get(content[0], []) + [part]
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if not tag or not reader.current:
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# end of a paragraph start a new part
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if "License" in part and not "Files" in part:
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# no Files tag in this one, so assume standalone license
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license_list.append(part["License"])
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part = {}
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reader.next_line()
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data_list: list = []
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for project in iter(projects.values()):
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for part in project:
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part["file_index"] = len(data_list)
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data_list += part["Files"]
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part["copyright_index"] = len(data_list)
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data_list += part["Copyright"]
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with open(dst, "w", encoding="utf-8", newline="\n") as f:
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f.write("/* THIS FILE IS GENERATED DO NOT EDIT */\n")
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f.write("#ifndef LICENSE_GEN_H\n")
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f.write("#define LICENSE_GEN_H\n")
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f.write("const char *const GODOT_LICENSE_TEXT =")
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with open(src_license, "r", encoding="utf-8") as license_file:
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for line in license_file:
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escaped_string = escape_string(line.strip())
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f.write('\n\t\t"' + escaped_string + '\\n"')
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f.write(";\n\n")
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f.write(
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"struct ComponentCopyrightPart {\n"
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"\tconst char *license;\n"
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"\tconst char *const *files;\n"
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"\tconst char *const *copyright_statements;\n"
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"\tint file_count;\n"
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"\tint copyright_count;\n"
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"};\n\n"
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)
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f.write(
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"struct ComponentCopyright {\n"
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"\tconst char *name;\n"
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"\tconst ComponentCopyrightPart *parts;\n"
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"\tint part_count;\n"
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"};\n\n"
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)
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f.write("const char *const COPYRIGHT_INFO_DATA[] = {\n")
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for line in data_list:
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f.write('\t"' + escape_string(line) + '",\n')
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f.write("};\n\n")
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f.write("const ComponentCopyrightPart COPYRIGHT_PROJECT_PARTS[] = {\n")
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part_index = 0
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part_indexes = {}
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for project_name, project in iter(projects.items()):
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part_indexes[project_name] = part_index
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for part in project:
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f.write(
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'\t{ "'
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+ escape_string(part["License"][0])
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+ '", '
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+ "©RIGHT_INFO_DATA["
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+ str(part["file_index"])
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+ "], "
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+ "©RIGHT_INFO_DATA["
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+ str(part["copyright_index"])
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+ "], "
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+ str(len(part["Files"]))
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+ ", "
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+ str(len(part["Copyright"]))
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+ " },\n"
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)
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part_index += 1
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f.write("};\n\n")
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f.write("const int COPYRIGHT_INFO_COUNT = " + str(len(projects)) + ";\n")
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f.write("const ComponentCopyright COPYRIGHT_INFO[] = {\n")
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for project_name, project in iter(projects.items()):
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f.write(
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'\t{ "'
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+ escape_string(project_name)
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+ '", '
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+ "©RIGHT_PROJECT_PARTS["
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+ str(part_indexes[project_name])
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+ "], "
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+ str(len(project))
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+ " },\n"
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)
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f.write("};\n\n")
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f.write("const int LICENSE_COUNT = " + str(len(license_list)) + ";\n")
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f.write("const char *const LICENSE_NAMES[] = {\n")
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for l in license_list:
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f.write('\t"' + escape_string(l[0]) + '",\n')
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f.write("};\n\n")
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f.write("const char *const LICENSE_BODIES[] = {\n\n")
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for l in license_list:
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for line in l[1:]:
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if line == ".":
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f.write('\t"\\n"\n')
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else:
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f.write('\t"' + escape_string(line) + '\\n"\n')
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f.write('\t"",\n\n')
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f.write("};\n\n")
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f.write("#endif // LICENSE_GEN_H\n")
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