Mercurial > hg > CbC > CbC_gcc
annotate CbC-scripts/make_headers.py @ 150:26042f4007d5 current
fix examples
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Sat, 23 May 2020 07:51:47 +0900 |
| parents | f9b1a53df341 |
| children |
| rev | line source |
|---|---|
| 26 | 1 #!/usr/bin/env python3.0 |
| 2 | |
|
27
f9b1a53df341
implemented indirect sibcall for ppc.
kent@teto.cr.ie.u-ryukyu.ac.jp
parents:
26
diff
changeset
|
3 |
| 26 | 4 import sys |
| 5 import re | |
| 6 import getopt | |
| 7 | |
| 8 reserved_words = [ "if", "for", "switch", "return", "while", "else", ] | |
| 9 | |
|
27
f9b1a53df341
implemented indirect sibcall for ppc.
kent@teto.cr.ie.u-ryukyu.ac.jp
parents:
26
diff
changeset
|
10 PATTERN = "([a-zA-Z_][\w\s]*\**)\s([a-zA-Z_]\w*)\s*\(([^{/;]*)\)\s*\{" |
| 26 | 11 # TODO: 関数パラメータ内にコメントがあると正しく動かない! |
| 12 # TODO: int * const * とか大丈夫? | |
| 13 PROG = re.compile(PATTERN, re.S) | |
| 14 | |
| 15 omit_static=False | |
| 16 add_extern="" | |
| 17 | |
| 18 def truncate_comments(data): | |
| 19 pass | |
| 20 | |
| 21 def check_reserved_word(decl): | |
| 22 """ return true if decl's type and name is not reserved word. """ | |
| 23 | |
| 24 if decl["name"] in reserved_words or decl["type"] in reserved_words: | |
| 25 return False | |
| 26 return True | |
| 27 | |
| 28 def read_decls(file): | |
| 29 declarators = [] | |
| 30 | |
| 31 # open the file and read all lines into a string. | |
| 32 try: | |
| 33 fo = open(file, 'r') | |
| 34 lines = fo.readlines() | |
| 35 data = "".join(lines) | |
| 36 truncate_comments(data) | |
| 37 except IOError: | |
| 38 print("cannot read file %s" % file) | |
| 39 return None | |
| 40 | |
| 41 # find all matched strings. | |
| 42 # moiter is iterator of MatchObject. | |
| 43 moiter = PROG.finditer(data) | |
| 44 for mo in moiter: | |
| 45 tmp = { "type": mo.group(1), | |
| 46 "name": mo.group(2), | |
| 47 "parms": mo.group(3), | |
| 48 "offset": mo.start() } | |
| 49 if check_reserved_word(tmp): | |
| 50 declarators.append(tmp) | |
| 51 | |
| 52 return declarators | |
| 53 | |
| 54 def debug_print(decl): | |
| 55 for (key,value) in list(decl.items()): | |
| 56 if isinstance(value, str): | |
| 57 decl[key] = value.replace("\n"," ").replace("\t"," ") | |
| 58 | |
| 59 print("Type:\t{0:s}".format(decl["type"])) | |
| 60 print("Name:\t{0:s}".format(decl["name"])) | |
| 61 print("Params:\t{0:s}".format(decl["parms"])) | |
| 62 print("offset:\t{0:d}".format(decl["offset"])) | |
| 63 print("") | |
| 64 | |
| 65 def format_print(decl, file): | |
| 66 for (key,value) in list(decl.items()): | |
| 67 if isinstance(value, str): | |
| 68 decl[key] = value.replace("\n"," ").replace("\t"," ") | |
| 69 | |
| 70 print("/* defined in file {0:s} at offset {1:d} */".format(file,decl["offset"])) | |
| 71 print("{3:s}{0:s} {1:s} ({2:s});".format(decl["type"],decl["name"],decl["parms"], add_extern)) | |
| 72 print("") | |
| 73 | |
| 74 def getoptions(): | |
| 75 global omit_static, add_extern | |
| 76 | |
| 77 try: | |
| 78 opts, args = getopt.getopt(sys.argv[1:], 'se', [ 'omit-static', 'add-extern' ]) | |
| 79 except getopt.GetoptError as err: | |
| 80 print(err) | |
| 81 usage() | |
| 82 sys.exit(2) | |
| 83 | |
| 84 for opt,a in opts: | |
| 85 if opt in ("-s", "--omit-static"): | |
| 86 omit_static=True | |
| 87 elif opt in ("-e", "--add-extern"): | |
| 88 add_extern="extern " | |
| 89 else: | |
| 90 print("unhandled option {0}".format(opt)) | |
| 91 usage() | |
| 92 | |
| 93 return args | |
| 94 | |
| 95 def usage(): | |
| 96 print( """\ | |
| 97 Usage: {0:s} OPION... [FILE]... | |
| 98 OPTIONS: | |
| 99 -s, --omit-static omit static functions | |
| 100 -e, --add-extern add extern to all function declarations | |
| 101 """.format(sys.argv[0])) | |
| 102 | |
| 103 def main(): | |
| 104 | |
| 105 # option handling. | |
| 106 args = getoptions() | |
| 107 | |
| 108 for file in args: | |
| 109 # read function declaration from each file. | |
| 110 decls = read_decls(file) | |
| 111 if decls==None or len(decls)==0: | |
| 112 # no function found. | |
| 113 print("{0} have no function definition!".format(file)) | |
| 114 continue | |
| 115 | |
| 116 for decl in decls: | |
| 117 if omit_static and 0 <= decl["type"].find("static"): | |
| 118 # static function is ignored. | |
| 119 continue | |
| 120 #debug_print(decl) | |
| 121 format_print(decl, file) | |
| 122 | |
| 123 main() | |
| 124 |