220 lines
9.6 KiB
Python
220 lines
9.6 KiB
Python
import os, re
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from subprocess import Popen, PIPE, STDOUT
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import color, default, method, method.shell, mode, tab
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from lex import Grammar, PatternRule, RegionRule, PatternGroupRule, 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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# this might not be complete...
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# see http://gcc.gnu.org/onlinedocs/gcc-2.95.3/cpp_3.html#SEC44
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class MacroGrammar(Grammar):
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rules = [
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PatternRule(r'spaces', r' +'),
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RegionRule(r'comment', r'/\*', CommentGrammar, r'\*/'),
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PatternRule(r'comment', r'//.*$'),
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PatternRule('name', r'(?:(?<=#define )) *[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r"unop", r"!(?!=)|\+=|-=|\*=|/=|//=|%=|&=\|\^=|>>=|<<=|\*\*="),
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PatternRule(r'binop', r"\+|<>|<<|<=|<|-|>>|>=|>|\*\*|&|\*|\||/|\^|==|//|~|!=|%"),
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PatternRule(r"delimiter", r"->|\.|\(|\)|\[|\]|{|}|@|,|:|`|;|=|\?"),
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PatternRule(r"identifier", r"[a-zA-Z_][a-zA-Z0-9_]*"),
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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"float", r"-?(?:[0-9]+\.[0-9]*|\.[0-9]+|(?:[0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+)"),
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RegionRule(r'string', '"', StringGrammar2, '"'),
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PatternRule(r'char', r"'.'|'\\.'|'\\[0-7]{3}'"),
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PatternRule(r"continued", r"\\\n$"),
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]
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class CGrammar(Grammar):
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rules = [
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PatternRule(r'spaces', r' +'),
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PatternRule(r"delimiter", r"\.|\(|\)|\[|\]|{|}|@|,|:|`|;|=(?!=)|\?|->"),
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PatternRule(r'eol', r"\n$"),
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PatternGroupRule(r'structgroup', r'keyword', r'struct', r'spaces',
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r' +', r'structname', r'[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternGroupRule(r'enumgroup', r'keyword', r'enum', r'spaces',
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r' +', r'enumname', r'[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'keyword', r"(?:auto|break|case|char|const|continue|default|double|do|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while)(?![a-zA-Z_])"),
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PatternRule(r'function', r'[a-zA-Z_][a-zA-Z0-9_]*(?= *\()'),
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PatternRule(r'builtin', r"(?:NULL|TRUE|FALSE)"),
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PatternRule(r'label', r'[a-zA-Z_][a-zA-Z0-9_]*(?=:)'),
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RegionRule(r'macro', r'# *(?:assert|cpu|define|elif|else|endif|error|ident|ifdef|ifndef|if|import|include_next|line|machine|pragma|pragma_once|system|unassert|undef|warning)(?!=[a-zA-Z0-9_])', MacroGrammar, r'\n$'),
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RegionRule(r'comment', r'/\*', CommentGrammar, r'\*/'),
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PatternRule(r'comment', r'//.*$'),
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RegionRule(r'string', '"', StringGrammar2, '"'),
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PatternRule(r"unop", r"!(?!=)|\+=|-=|\*=|/=|//=|%=|&=\|\^=|>>=|<<=|\*\*="),
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PatternRule(r'binop', r"\+|<>|<<|<=|<|-|>>|>=|>|\*\*|&|\*|\||/|\^|==|//|~|!=|%"),
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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"float", r"[0-9]+\.[0-9]*|\.[0-9]+|(?:[0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+"),
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RegionRule(r'macrocomment', r'#if +(?:0|NULL|FALSE)', Grammar, r'#endif'),
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PatternRule(r'char', r"'.'|'\\.'|'\\[0-7]{3}'"),
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PatternGroupRule(r'includegrp', r'macro.start', r'# *include', r'spaces',
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r' +', r'header', r'< *[-A-Za-z/0-9_.]+ *>|" *[-A-Za-z/0-9_.]+ *"'),
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PatternRule(r'identifier', r"[a-zA-Z_][a-zA-Z0-9_]*"),
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OverridePatternRule(r'comment', r'/\* *@@:(?P<token>[.a-zA-Z0-9_]+):(?P<mode>[.a-zA-Z0-9_]+) *\*/$'),
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OverridePatternRule(r'comment', r'// *@@:(?P<token>[.a-zA-Z0-9_]+):(?P<mode>[.a-zA-Z0-9_]+) *$'),
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]
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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}}
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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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if t.name in ('spaces', 'eol', 'comment'): return True
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elif t.fqname() in ('comment.start', 'comment.null', 'comment.end'): return True
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else: return False
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class CCheckSyntax(method.shell.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(method.shell.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(mode.Fundamental):
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modename = 'C'
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extensions = ['.c', '.h', '.cpp']
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#tabbercls = CTabber
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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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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.identifier': ('yellow', 'default', 'bold'),
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'macro.bareword': ('yellow', 'default', 'bold'),
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'macro.integer': ('green', 'default', 'bold'),
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'macro.float': ('green', 'default', 'bold'),
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'macro.char': ('green', 'default', 'bold'),
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'macro.string.start': ('green', 'default', 'bold'),
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'macro.string.escaped': ('magenta', 'default', 'bold'),
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'macro.string.octal': ('magenta', 'default', 'bold'),
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'macro.string.null': ('green', 'default', 'bold'),
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'macro.string.end': ('green', 'default', 'bold'),
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'macro.end': ('magenta', 'default', 'bold'),
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'include': ('blue', 'default', 'bold'),
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'header': ('green', 'default', 'bold'),
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#'structname': ('yellow', 'default', 'bold'),
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#'enumname': ('yellow', 'default', 'bold'),
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#'c_type': ('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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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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def get_status_names(self):
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names = mode.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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def __init__(self, w):
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mode.Fundamental.__init__(self, w)
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self.add_bindings('close-paren', (')',))
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self.add_bindings('close-brace', ('}',))
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self.add_bindings('close-bracket', (']',))
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self.add_bindings('c-check-syntax', ('C-c s',))
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self.add_bindings('c-make', ('C-c C-c',))
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def get_functions(self):
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#return self.context.get_names()
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return {}
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def get_function_names(self):
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#return self.context.get_name_list()
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return []
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def get_line_function(self, y):
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#return self.context.get_line_name(y)
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return None
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install = C.install
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