92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/*
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* $Id: tcl.c 443 2006-05-30 04:37:13Z darren $
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*
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* Copyright (c) 2000-2003, Darren Hiebert
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*
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* This source code is released for free distribution under the terms of the
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* GNU General Public License.
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*
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* This module contains functions for generating tags for TCL scripts.
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*/
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#include "third_party/ctags/general.h"
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/* must always come first */
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#include "third_party/ctags/parse.h"
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#include "third_party/ctags/read.h"
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#include "third_party/ctags/vstring.h"
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/*
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* DATA DEFINITIONS
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*/
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typedef enum { K_CLASS, K_METHOD, K_PROCEDURE } tclKind;
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static kindOption TclKinds[] = {{TRUE, 'c', "class", "classes"},
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{TRUE, 'm', "method", "methods"},
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{TRUE, 'p', "procedure", "procedures"}};
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/*
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* FUNCTION DEFINITIONS
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*/
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static const unsigned char *makeTclTag(const unsigned char *cp,
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vString *const name,
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const tclKind kind) {
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vStringClear(name);
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while ((int)*cp != '\0' && !isspace((int)*cp)) {
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vStringPut(name, (int)*cp);
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++cp;
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}
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vStringTerminate(name);
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makeSimpleTag(name, TclKinds, kind);
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return cp;
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}
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static boolean match(const unsigned char *line, const char *word) {
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return (boolean)(strncmp((const char *)line, word, strlen(word)) == 0);
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}
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static void findTclTags(void) {
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vString *name = vStringNew();
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const unsigned char *line;
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while ((line = fileReadLine()) != NULL) {
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const unsigned char *cp;
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while (isspace(line[0])) ++line;
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if (line[0] == '\0' || line[0] == '#') continue;
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/* read first word */
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for (cp = line; *cp != '\0' && !isspace((int)*cp); ++cp)
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;
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if (!isspace((int)*cp)) continue;
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while (isspace((int)*cp)) ++cp;
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/* Now `line' points at first word and `cp' points at next word */
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if (match(line, "proc"))
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cp = makeTclTag(cp, name, K_PROCEDURE);
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else if (match(line, "class") || match(line, "itcl::class"))
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cp = makeTclTag(cp, name, K_CLASS);
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else if (match(line, "public") || match(line, "protected") ||
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match(line, "private")) {
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if (match(cp, "method")) {
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cp += 6;
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while (isspace((int)*cp)) ++cp;
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cp = makeTclTag(cp, name, K_METHOD);
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}
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}
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}
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vStringDelete(name);
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}
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extern parserDefinition *TclParser(void) {
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static const char *const extensions[] = {"tcl", "tk", "wish", "itcl", NULL};
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parserDefinition *def = parserNew("Tcl");
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def->kinds = TclKinds;
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def->kindCount = KIND_COUNT(TclKinds);
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def->extensions = extensions;
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def->parser = findTclTags;
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return def;
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}
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/* vi:set tabstop=4 shiftwidth=4: */
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