/Mac/scripts/mkestrres.py

  1"""Parse sys/errno.h and Errors.h and create Estr resource"""
  2
  3import re
  4import string
  5from Carbon import Res
  6import os
  7
  8READ = 1
  9WRITE = 2
 10smAllScripts = -3
 11
 12ERRNO_PROG="#define[ \t]+" \
 13                   "([A-Z0-9a-z_]+)" \
 14                   "[ \t]+" \
 15                   "([0-9]+)" \
 16                   "[ \t]*/\*[ \t]*" \
 17                   "(.*)" \
 18                   "[ \t]*\*/"
 19
 20ERRORS_PROG="[ \t]*" \
 21                        "([A-Z0-9a-z_]+)" \
 22                        "[ \t]*=[ \t]*" \
 23                        "([-0-9]+)" \
 24                        "[, \t]*/\*[ \t]*" \
 25                        "(.*)" \
 26                        "[ \t]*\*/"
 27
 28ERRORS_PROG_2="[ \t]*" \
 29                        "([A-Z0-9a-z_]+)" \
 30                        "[ \t]*=[ \t]*" \
 31                        "([-0-9]+)" \
 32                        "[, \t]*"
 33
 34def Pstring(str):
 35    if len(str) > 255:
 36        raise ValueError, 'String too large'
 37    return chr(len(str))+str
 38
 39def writeestr(dst, edict):
 40    """Create Estr resource file given a dictionary of errors."""
 41
 42    os.unlink(dst.as_pathname())
 43    Res.FSpCreateResFile(dst, 'RSED', 'rsrc', smAllScripts)
 44    output = Res.FSpOpenResFile(dst, WRITE)
 45    Res.UseResFile(output)
 46    for num in edict.keys():
 47        res = Res.Resource(Pstring(edict[num][0]))
 48        res.AddResource('Estr', num, '')
 49        res.WriteResource()
 50    Res.CloseResFile(output)
 51
 52def writepython(fp, dict):
 53    k = dict.keys()
 54    k.sort()
 55    for i in k:
 56        fp.write("%s\t=\t%d\t#%s\n"%(dict[i][1], i, dict[i][0]))
 57
 58
 59def parse_errno_h(fp, dict):
 60    errno_prog = re.compile(ERRNO_PROG)
 61    for line in fp.readlines():
 62        m = errno_prog.match(line)
 63        if m:
 64            number = string.atoi(m.group(2))
 65            name = m.group(1)
 66            desc = string.strip(m.group(3))
 67
 68            if not dict.has_key(number):
 69                dict[number] = desc, name
 70            else:
 71                print 'DUPLICATE', number
 72                print '\t', dict[number]
 73                print '\t', (desc, name)
 74
 75def parse_errors_h(fp, dict):
 76    errno_prog = re.compile(ERRORS_PROG)
 77    errno_prog_2 = re.compile(ERRORS_PROG_2)
 78    for line in fp.readlines():
 79        match = 0
 80        m = errno_prog.match(line)
 81        m2 = errno_prog_2.match(line)
 82        if m:
 83            number = string.atoi(m.group(2))
 84            name = m.group(1)
 85            desc = string.strip(m.group(3))
 86            match=1
 87        elif m2:
 88            number = string.atoi(m2.group(2))
 89            name = m2.group(1)
 90            desc = name
 91            match=1
 92        if match:
 93            if number > 0: continue
 94
 95            if not dict.has_key(number):
 96                dict[number] = desc, name
 97            else:
 98                print 'DUPLICATE', number
 99                print '\t', dict[number]
100                print '\t', (desc, name)
101                if len(desc) > len(dict[number][0]):
102                    print 'Pick second one'
103                    dict[number] = desc, name
104
105def main():
106    dict = {}
107    pathname = EasyDialogs.AskFileForOpen(message="Where is GUSI sys/errno.h?")
108    if pathname:
109        fp = open(pathname)
110        parse_errno_h(fp, dict)
111        fp.close()
112
113    pathname = EasyDialogs.AskFileForOpen(message="Select cerrno (MSL) or cancel")
114    if pathname:
115        fp = open(pathname)
116        parse_errno_h(fp, dict)
117        fp.close()
118
119    pathname = EasyDialogs.AskFileForOpen(message="Where is MacErrors.h?")
120    if pathname:
121        fp = open(pathname)
122        parse_errors_h(fp, dict)
123        fp.close()
124
125    pathname = EasyDialogs.AskFileForOpen(message="Where is mkestrres-MacErrors.h?")
126    if pathname:
127        fp = open(pathname)
128        parse_errors_h(fp, dict)
129        fp.close()
130
131    if not dict:
132        return
133
134    pathname = EasyDialogs.AskFileForSave(message="Resource output file?", savedFileName="errors.rsrc")
135    if pathname:
136        writeestr(fss, dict)
137
138    pathname = EasyDialogs.AskFileForSave(message="Python output file?", savedFileName="macerrors.py")
139    if pathname:
140        fp = open(pathname, "w")
141        writepython(fp, dict)
142        fp.close()
143        fss.SetCreatorType('Pyth', 'TEXT')
144
145    pathname = EasyDialogs.AskFileForSave(message="Text output file?", savedFileName="errors.txt")
146    if pathname:
147        fp = open(pathname, "w")
148
149        k = dict.keys()
150        k.sort()
151        for i in k:
152            fp.write("%d\t%s\t%s\n"%(i, dict[i][1], dict[i][0]))
153        fp.close()
154
155
156if __name__ == '__main__':
157    main()