mirror of
https://github.com/fish-shell/fish-shell
synced 2024-11-10 23:24:39 +00:00
1b3427acd9
This about doubles the size of fish. These things are huge. We may not want to ship it like this.
121 lines
3.1 KiB
Python
Executable file
121 lines
3.1 KiB
Python
Executable file
#!/usr/bin/python
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import string, sys, os.path
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escapes = {}
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escapes['\a'] = r'\a'
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escapes['\b'] = r'\b'
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escapes['\f'] = r'\f'
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escapes['\n'] = r'\n'
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escapes['\r'] = r'\r'
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#escapes['\t'] = r'\t'
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# Let's replace tabs with four spaces
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# so the text looks nicely indented in the C source
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escapes['\t'] = r' '
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escapes['\v'] = r'\v'
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# escapes['\''] = r'\''
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escapes['\"'] = r'\"'
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escapes['\\'] = r'\\'
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def escape(c):
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if c in escapes:
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return (escapes[c], False)
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elif c not in string.printable:
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return ("\\x%x" % ord(c), True)
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else:
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return (c, False)
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def stringize(line):
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newline = '"'
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was_escape = False
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for c in line:
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# Avoid an issue where characters after a hexadecimal escape are treated as part of that escape
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# by adding two quotes
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if was_escape and c in string.hexdigits:
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newline += '""'
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chars, was_escape = escape(c)
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newline += chars
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newline += '"'
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return newline
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class cfunc:
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def __init__(self, type, name, lines):
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self.type = type
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self.name = name
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self.lines = lines
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def cdef(self):
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result = ""
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result += "static const char * const %s = \n\t" % self.cfunc_name()
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result += '\n\t'.join(self.lines)
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result += ';\n'
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return result
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def cfunc_name(self):
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# Translate - and . to underscore
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translator = string.maketrans('-.', '__')
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munged_name = string.translate(self.name, translator)
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return "%s_%s" % (self.type, munged_name)
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TYPES = ['function', 'completion']
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type_to_funcs = dict((t, []) for t in TYPES)
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for file in sys.argv[1:]:
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fd = open(file, 'r')
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newlines = []
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for line in fd:
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newlines.append(stringize(line))
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fd.close()
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dirname = os.path.dirname(file)
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# Try to figure out the file type (completion or function)
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matches = [dir in dirname for dir in TYPES]
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if matches.count(True) is not 1:
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print "Cannot determine the type of the file at path %s" % file
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sys.exit(-1)
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type = TYPES[matches.index(True)]
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name = os.path.basename(file)
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name, ext = os.path.splitext(name)
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newfunc = cfunc(type, name, newlines)
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type_to_funcs[type].append(newfunc)
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# Sort our functions by name
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for funcs in type_to_funcs.itervalues():
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funcs.sort(key=cfunc.cfunc_name)
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# Output our header
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fd = open('builtin_scripts.h', 'w')
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fd.write('/* This file is generated by internalize_scripts.py */\n\n')
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fd.write("""struct builtin_script_t {
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const wchar_t *name;
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const char *def;
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};""")
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fd.write('\n')
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for type in TYPES:
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funcs = type_to_funcs[type]
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fd.write('\n')
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fd.write('extern const struct builtin_script_t internal_%s_scripts[%d];' % (type, len(funcs)))
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fd.write('\n')
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fd.close()
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# Output the function definitions
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fd = open('builtin_scripts.cpp', 'w')
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fd.write('/* This file is generated by internalize_scripts.py */\n\n')
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fd.write('#include "builtin_scripts.h"\n\n')
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for type in TYPES:
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for func in type_to_funcs[type]:
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fd.write(func.cdef())
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fd.write('\n')
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# Output the refs
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for type in TYPES:
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funcs = type_to_funcs[type]
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func_refs = ["{L%s, %s}" % (stringize(func.name), func.cfunc_name()) for func in funcs]
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fd.write('const struct builtin_script_t internal_%s_scripts[%d] =\n' % (type, len(funcs)))
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fd.write('{\n\t')
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fd.write(',\n\t'.join(func_refs))
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fd.write('\n};\n')
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fd.close()
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