216 lines
9.2 KiB
Python
216 lines
9.2 KiB
Python
import os.path
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from subprocess import Popen, PIPE, STDOUT
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from method.shell import Exec
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from mode import Fundamental
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import tab
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from lex import Grammar, PatternRule, RegionRule, PatternMatchRule, OverridePatternRule
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from mode.python import StringGrammar2
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class CommentGrammar(Grammar):
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rules = [
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PatternRule(r'data', r'(?:[^\*]|\*(?!/))+'),
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]
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class ErrorGrammar(Grammar):
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rules = [
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PatternRule(r'data', r'[^\\\n]+'),
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PatternRule('continuation', r'\\\n$'),
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]
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chr1 = '[a-zA-Z_]'
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chr2 = '[a-zA-Z0-9_]'
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word = chr1 + chr2 + '*'
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class MacroGrammar(Grammar):
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rules = [
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PatternRule('continuation', r'\\\n$'),
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PatternRule('name', '(?<=#define ) *' + word),
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PatternRule('name', '(?<=#ifdef ) *' + word),
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PatternRule('name', '(?<=#ifndef ) *' + word),
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PatternRule('name', '(?<=#undef ) *' + word),
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PatternRule('concat', '##' + chr2 + '+'),
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PatternRule('quoted', '#' + chr2 + '+'),
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PatternMatchRule('x', r'(defined)(\()(' + word + r')(\))',
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'function', 'delimiter', 'name', 'delimiter'),
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]
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class CGrammar(Grammar):
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rules = [
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PatternRule('spaces', r' +'),
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PatternRule(r"delimiter", r"\.|\(|\)|\[|\]|{|}|@|,|:|`|;|=(?!=)|\?|->"),
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PatternRule('eol', r"\n$"),
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PatternMatchRule('x', r'(struct|enum|union)( +)(' + word + ')',
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'builtin', 'spaces', 'type'),
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PatternRule('builtin', r"(?:break|case|continue|default|do|else|for|goto|if|return|sizeof|switch|while)(?!" + chr2 + ")"),
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PatternRule('builtin', r"(?:signed|register|extern|const|static|enum|struct|typedef|union|unsigned|volatile)(?!" + chr2 + ")"),
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PatternRule('type', r"(?:auto|char|double|float|int|long|short|void|volatile)(?!" + chr2 + ")"),
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PatternMatchRule('x', '(' + word + ')( +)(\**)(' + word + ')( *)(\()',
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'type', 'spaces', 'binop', 'function', 'spaces', 'delimiter'),
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PatternMatchRule('x', '(' + word + ')(\*+)( +)(' + word + ')( *)(\()',
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'type', 'binop', 'spaces', 'function', 'spaces', 'delimiter'),
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PatternMatchRule('x', '(' + word + ')( +)(\**)(' + word + ')',
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'type', 'spaces', 'binop', 'identifier'),
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PatternMatchRule('x', '(' + word + ')(\*+)( +)(' + word + ')',
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'type', 'binop', 'spaces', 'identifier'),
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PatternRule('function', word + r'(?= *\()'),
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PatternRule('constant', "[A-Z_][A-Z0-9_]+(?!" + chr2 + ")"),
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PatternRule('label', word + '(?=:)'),
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RegionRule('error', '# *error', ErrorGrammar, r'\n$'),
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RegionRule('macro', '# *(?:assert|cpu|define|elif|else|endif|error|ident|ifdef|ifndef|if|import|include_next|line|machine|pragma_once|pragma|system|unassert|undef|warning)(?!=' + chr2 + ')', MacroGrammar, r'\n$'),
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RegionRule('comment', r'/\*', CommentGrammar, r'\*/'),
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PatternRule('comment', '//.*$'),
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RegionRule('string', '"', StringGrammar2, '"'),
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PatternRule(r"float", r"-?[0-9]+\.[0-9]*|-?\.[0-9]+|-?(?:[0-9]|[0-9]+\.[0-9]*|-?\.[0-9]+)[eE][\+-]?[0-9]+"),
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PatternRule(r"integer", r"(?:0(?![x0-9])|-?[1-9][0-9]*|0[0-7]+|0[xX][0-9a-fA-F]+)[lL]?"),
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PatternRule(r"operator", r"!(?!=)|\+=|-=|\*=|/=|//=|%=|&=\|\^=|>>=|<<=|\*\*="),
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PatternRule('operator', r"\+|<>|<<|<=|<|-|>>|>=|>|\*\*|&|\*|\||/|\^|==|//|~|!=|%"),
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RegionRule('macrocomment', '#if +(?:0|NULL|FALSE)', Grammar, '#endif'),
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PatternRule('char', r"'.'|'\\.'|'\\[0-7]{3}'"),
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PatternMatchRule('x', r'(# *include)( +)(.+)(\n|$)',
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'macro.start', 'spaces', 'header', 'macro.end'),
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PatternRule('identifier', word),
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OverridePatternRule('comment', r'/\* *@@:(?P<token>[.a-zA-Z0-9_]+):(?P<mode>[.a-zA-Z0-9_]+) *\*/$'),
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OverridePatternRule('comment', r'// *@@:(?P<token>[.a-zA-Z0-9_]+):(?P<mode>[.a-zA-Z0-9_]+) *$'),
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]
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MacroGrammar.rules.extend(CGrammar.rules)
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class CTabber2(tab.StackTabber2):
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open_tokens = {'delimiter': {'{': '}', '(': ')', '[': ']'}}
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close_tokens = {'delimiter': {'}': '{', ')': '(', ']': '['}}
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control_tokens = {'keyword': {'if': 1, 'else': 1, 'while': 1, 'do': 1, 'for': 1}}
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end_at_eof = False
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end_at_tokens = {'delimiter': {';': 1}}
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nocontinue_tokens = {'delimiter': {';': 1, ',': 1}}
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start_free_tokens = {'string.start': 'string.end'}
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end_free_tokens = {'string.end': 'string.start'}
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start_macro_tokens = {'macro.start': 'macro.end'}
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end_macro_tokens = {'macro.end': 'macro.start'}
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def is_base(self, y):
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if y == 0:
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return True
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tokens = self._get_tokens(y)
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# this assumes that people aren't gonna use these macros inside of
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# blocks, which is probably ok.
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t = tokens[0]
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if t.fqname() == 'macro.start' and t.string in ('#define', '#include'):
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return True
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# detecting function declarations is annoying; this assumes that people
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# won't put a variable type and name on different lines, but that they
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# might do that for function return type and name.
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#
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# unfortunately, valid function return types might include any of the
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# four types of tokens below
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decl = False
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for t in tokens:
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if t.name in ('keyword', 'identifier', 'structname', 'enumname'):
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decl = True
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continue
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if decl and t.name == 'function':
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break
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else:
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decl = False
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break
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return decl
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def _is_indent(self, t):
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return t.name == 'spaces'
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def _is_ignored(self, t):
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return t.fqname() in ('spaces', 'eol', 'comment', 'comment.start',
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'comment.data', 'comment.null', 'comment.end')
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class CCheckSyntax(Exec):
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'''Build this C program (using the mode's make cmd)'''
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show_success = False
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args = []
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def _execute(self, w, **vargs):
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if w.application.config['c.syntax-rel-dir']:
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d = os.path.dirname(w.buffer.path)
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self._doit(w, w.buffer.path, w.application.config['c.syntax-cmd'],
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cmdname='c-check-syntax', cmddir=d)
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else:
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self._doit(w, w.buffer.path, w.application.config['c.syntax-cmd'],
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cmdname='c-check-syntax')
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class CMake(Exec):
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'''Build this C program (using the mode's make cmd)'''
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show_success = False
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args = []
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def _execute(self, w, **vargs):
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if w.application.config['c.make-rel-dir']:
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d = os.path.dirname(w.buffer.path)
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self._doit(w, w.buffer.path, w.application.config['c.make-cmd'],
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cmdname='c-make', cmddir=d)
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else:
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self._doit(w, w.buffer.path, w.application.config['c.make-cmd'],
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cmdname='c-make')
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class C(Fundamental):
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name = 'C'
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extensions = ['.c', '.h', '.cpp']
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tabbercls = CTabber2
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grammar = CGrammar
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opentokens = ('delimiter',)
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opentags = {'(': ')', '[': ']', '{': '}'}
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closetokens = ('delimiter',)
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closetags = {')': '(', ']': '[', '}': '{'}
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actions = [CCheckSyntax, CMake]
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format = "%(flag)s %(bname)-18s (%(mname)s) %(indent)s %(cursor)s/%(mark)s %(perc)s [%(func)s]"
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commentc = '//'
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colors = {
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'macrocomment.start': ('red', 'default', 'bold'),
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'macrocomment.null': ('red', 'default', 'bold'),
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'macrocomment.end': ('red', 'default', 'bold'),
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'macro': ('blue', 'default', 'bold'),
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'macro.start': ('blue', 'default', 'bold'),
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'macro.name': ('yellow', 'default', 'bold'),
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'macro.null': ('magenta', 'default', 'bold'),
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'macro.continued': ('red', 'default', 'bold'),
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'macro.delimiter': ('default', 'default', 'bold'),
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'macro.concat': ('yellow', 'default', 'bold'),
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'macro.quoted': ('yellow', 'default', 'bold'),
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'include': ('blue', 'default', 'bold'),
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'header': ('green', 'default', 'bold'),
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'type': ('cyan', 'default', 'bold'),
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'constant': ('yellow', 'default', 'bold'),
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'error.start': ('blue', 'default', 'bold'),
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'error.data': ('green', 'default', 'bold'),
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'error.null': ('green', 'default', 'bold'),
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}
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config = {
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'c.syntax-cmd': "gcc -x c -fsyntax-only %(path)s",
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'c.syntax-rel-dir': False,
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'c.make-cmd': "make",
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'c.make-rel-dir': True,
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}
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lconfig = {
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'ignore-suffix': ['.o'],
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}
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_bindings = {
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'close-paren': (')',),
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'close-brace': ('}',),
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'close-bracket': (']',),
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'c-check-syntax': ('C-c s',),
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'c-make': ('C-c C-c',),
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}
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def get_functions(self): return {}
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def get_function_names(self): return []
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def get_line_function(self, y): return None
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def get_status_names(self):
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names = Fundamental.get_status_names(self)
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c = self.window.logical_cursor()
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names['func'] = self.get_line_function(c.y)
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return names
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install = C.install
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