extern void installLanguageMapDefault (const langType language)
{
parserDefinition* lang;
Assert (0 <= language && language < (int) LanguageCount);
lang = LanguageTable [language];
if (lang->currentPatterns != NULL)
stringListDelete (lang->currentPatterns);
if (lang->currentExtensions != NULL)
stringListDelete (lang->currentExtensions);
if (lang->patterns == NULL)
lang->currentPatterns = stringListNew ();
else
{
lang->currentPatterns =
stringListNewFromArgv (lang->patterns);
}
if (lang->extensions == NULL)
lang->currentExtensions = stringListNew ();
else
{
lang->currentExtensions =
stringListNewFromArgv (lang->extensions);
}
if (Option.verbose)
printLanguageMap (language);
verbose ("\n");
}
extern void installLanguageMapDefault (const langType language)
{
Assert (language >= 0);
if (LanguageTable [language]->currentPatterns != NULL)
stringListDelete (LanguageTable [language]->currentPatterns);
if (LanguageTable [language]->currentExtensions != NULL)
stringListDelete (LanguageTable [language]->currentExtensions);
if (LanguageTable [language]->patterns == NULL)
LanguageTable [language]->currentPatterns = stringListNew ();
else
{
LanguageTable [language]->currentPatterns =
stringListNewFromArgv (LanguageTable [language]->patterns);
}
if (LanguageTable [language]->extensions == NULL)
LanguageTable [language]->currentExtensions = stringListNew ();
else
{
LanguageTable [language]->currentExtensions =
stringListNewFromArgv (LanguageTable [language]->extensions);
}
if (Option.verbose)
printLanguageMap (language);
verbose ("\n");
}
static void findReferences (void)
{
ReferencedTypes = stringListNew ();
GenericNames = stringListNew ();
initialize (0);
findEiffelTags ();
stringListDelete (GenericNames);
GenericNames = NULL;
stringListDelete (ReferencedTypes);
ReferencedTypes = NULL;
}
extern void addLanguagePatternMap (const langType language, const char* ptrn)
{
vString* const str = vStringNewInit (ptrn);
Assert (0 <= language && language < (int) LanguageCount);
if (LanguageTable [language]->currentPatterns == NULL)
LanguageTable [language]->currentPatterns = stringListNew ();
stringListAdd (LanguageTable [language]->currentPatterns, str);
}
extern void addLanguagePatternMap (const langType language, const char* ptrn)
{
vString* const str = vStringNewInit (ptrn);
parserDefinition* lang;
Assert (0 <= language && language < (int) LanguageCount);
lang = LanguageTable [language];
if (lang->currentPatterns == NULL)
lang->currentPatterns = stringListNew ();
stringListAdd (lang->currentPatterns, str);
}
extern void addLanguageAlias (const langType language, const char* alias)
{
vString* const str = vStringNewInit (alias);
parserDefinition* lang;
Assert (0 <= language && language < (int) LanguageCount);
lang = LanguageTable [language];
if (lang->currentAliaes == NULL)
lang->currentAliaes = stringListNew ();
stringListAdd (lang->currentAliaes, str);
}
static void processEtagsInclude (
const char *const option, const char *const parameter)
{
if (! Option.etags)
error (FATAL, "Etags must be enabled to use \"%s\" option", option);
else
{
vString *const file = vStringNewInit (parameter);
if (Option.etagsInclude == NULL)
Option.etagsInclude = stringListNew ();
stringListAdd (Option.etagsInclude, file);
FilesRequired = FALSE;
}
}
static void plistFindTagsUnderKey (xmlNode *node,
const struct sTagXpathRecurSpec *spec,
xmlXPathContext *ctx,
void *userData)
{
xmlNode *current;
xmlNode *prev;
stringList *queue;
vString* path;
vString* v;
int c;
queue = stringListNew ();
current = node;
for (current = node; current; current = current->parent)
{
if (isCompoundElement (current)
&& (prev = getPrevKeyElement (current)))
{
char* parent = (char *)xmlNodeGetContent (prev);
if (parent)
{
v = vStringNewInit (parent);
stringListAdd (queue, v);
xmlFree (parent);
}
}
}
path = vStringNew ();
while ((c = stringListCount (queue)) > 0)
{
v = stringListLast (queue);
vStringCat (path, v);
vStringDelete (v);
stringListRemoveLast (queue);
if (c != 1)
vStringPut (path, '.');
}
stringListDelete (queue);
findXMLTags (ctx, node,
plistXpathTableTable + TABLE_TEXT,
PlistKinds,
(vStringLength (path) > 0)? vStringValue (path): NULL);
vStringDelete (path);
}
static void findMakeTags (void)
{
stringList *identifiers = stringListNew ();
boolean newline = TRUE;
boolean in_define = FALSE;
boolean in_rule = FALSE;
boolean variable_possible = TRUE;
int c;
while ((c = nextChar ()) != EOF)
{
if (newline)
{
if (in_rule)
{
if (c == '\t' || (c = skipToNonWhite (c)) == '#')
{
skipLine (); /* skip rule or comment */
c = nextChar ();
}
else if (c != '\n')
in_rule = FALSE;
}
stringListClear (identifiers);
variable_possible = (boolean)(!in_rule);
newline = FALSE;
}
if (c == '\n')
newline = TRUE;
else if (isspace (c))
continue;
else if (c == '#')
skipLine ();
else if (variable_possible && c == '?')
{
c = nextChar ();
ungetcToInputFile (c);
variable_possible = (c == '=');
}
else if (variable_possible && c == ':' &&
stringListCount (identifiers) > 0)
{
c = nextChar ();
ungetcToInputFile (c);
if (c != '=')
{
unsigned int i;
for (i = 0; i < stringListCount (identifiers); i++)
newTarget (stringListItem (identifiers, i));
stringListClear (identifiers);
in_rule = TRUE;
}
}
else if (variable_possible && c == '=' &&
stringListCount (identifiers) == 1)
{
newMacro (stringListItem (identifiers, 0));
skipLine ();
in_rule = FALSE;
}
else if (variable_possible && isIdentifier (c))
{
vString *name = vStringNew ();
readIdentifier (c, name);
stringListAdd (identifiers, name);
if (stringListCount (identifiers) == 1)
{
if (in_define && ! strcmp (vStringValue (name), "endef"))
in_define = FALSE;
else if (in_define)
skipLine ();
else if (! strcmp (vStringValue (name), "define"))
{
in_define = TRUE;
c = skipToNonWhite (nextChar ());
vStringClear (name);
/* all remaining characters on the line are the name -- even spaces */
while (c != EOF && c != '\n')
{
vStringPut (name, c);
c = nextChar ();
}
if (c == '\n')
ungetcToInputFile (c);
vStringTerminate (name);
vStringStripTrailing (name);
newMacro (name);
}
else if (! strcmp (vStringValue (name), "export"))
stringListClear (identifiers);
else if (! strcmp (vStringValue (name), "include")
|| ! strcmp (vStringValue (name), "sinclude")
|| ! strcmp (vStringValue (name), "-include"))
{
boolean optional = (vStringValue (name)[0] == 'i')? FALSE: TRUE;
while (1)
{
c = skipToNonWhite (nextChar ());
readIdentifier (c, name);
vStringStripTrailing (name);
if (isAcceptableAsInclude(name))
newInclude (name, optional);
/* non-space characters after readIdentifier() may
* be rejected by the function:
* e.g.
* include $*
*
* Here, remove such characters from input stream.
*/
do
c = nextChar ();
while (c != EOF && c != '\n' && (!isspace (c)));
if (c == '\n')
ungetcToInputFile (c);
if (c == EOF || c == '\n')
break;
}
}
}
}
else
variable_possible = FALSE;
}
stringListDelete (identifiers);
}
static void findMakeTags (void)
{
stringList *identifiers = stringListNew ();
boolean newline = TRUE;
boolean in_define = FALSE;
boolean in_rule = FALSE;
boolean variable_possible = TRUE;
int c;
while ((c = nextChar ()) != EOF)
{
if (newline)
{
if (in_rule)
{
if (c == '\t' || (c = skipToNonWhite (c)) == '#')
{
skipLine (); /* skip rule or comment */
c = nextChar ();
}
else if (c != '\n')
in_rule = FALSE;
}
stringListClear (identifiers);
variable_possible = (boolean)(!in_rule);
newline = FALSE;
}
if (c == '\n')
newline = TRUE;
else if (isspace (c))
continue;
else if (c == '#')
skipLine ();
else if (variable_possible && c == '?')
{
c = nextChar ();
fileUngetc (c);
variable_possible = (c == '=');
}
else if (variable_possible && c == ':' &&
stringListCount (identifiers) > 0)
{
c = nextChar ();
fileUngetc (c);
if (c != '=')
{
unsigned int i;
for (i = 0; i < stringListCount (identifiers); i++)
newTarget (stringListItem (identifiers, i));
stringListClear (identifiers);
in_rule = TRUE;
}
}
else if (variable_possible && c == '=' &&
stringListCount (identifiers) == 1)
{
newMacro (stringListItem (identifiers, 0));
skipLine ();
in_rule = FALSE;
}
else if (variable_possible && isIdentifier (c))
{
vString *name = vStringNew ();
readIdentifier (c, name);
stringListAdd (identifiers, name);
if (stringListCount (identifiers) == 1)
{
if (in_define && ! strcmp (vStringValue (name), "endef"))
in_define = FALSE;
else if (in_define)
skipLine ();
else if (! strcmp (vStringValue (name), "define"))
{
in_define = TRUE;
c = skipToNonWhite (nextChar ());
vStringClear (name);
/* all remaining characters on the line are the name -- even spaces */
while (c != EOF && c != '\n')
{
vStringPut (name, c);
c = nextChar ();
}
if (c == '\n')
fileUngetc (c);
vStringTerminate (name);
vStringStripTrailing (name);
newMacro (name);
}
else if (! strcmp (vStringValue (name), "export"))
stringListClear (identifiers);
}
}
else
variable_possible = FALSE;
}
stringListDelete (identifiers);
}
static void findRubyTags (void)
{
const unsigned char *line;
boolean inMultiLineComment = FALSE;
nesting = stringListNew ();
/* FIXME: this whole scheme is wrong, because Ruby isn't line-based.
* You could perfectly well write:
*
* def
* method
* puts("hello")
* end
*
* if you wished, and this function would fail to recognize anything.
*/
while ((line = fileReadLine ()) != NULL)
{
const unsigned char *cp = line;
if (canMatch (&cp, "=begin"))
{
inMultiLineComment = TRUE;
continue;
}
if (canMatch (&cp, "=end"))
{
inMultiLineComment = FALSE;
continue;
}
skipWhitespace (&cp);
/* Avoid mistakenly starting a scope for modifiers such as
*
* return if <exp>
*
* FIXME: this is fooled by code such as
*
* result = if <exp>
* <a>
* else
* <b>
* end
*
* FIXME: we're also fooled if someone does something heinous such as
*
* puts("hello") \
* unless <exp>
*/
if (canMatch (&cp, "case") || canMatch (&cp, "for") ||
canMatch (&cp, "if") || canMatch (&cp, "unless") ||
canMatch (&cp, "while"))
{
enterUnnamedScope ();
}
/*
* "module M", "class C" and "def m" should only be at the beginning
* of a line.
*/
if (canMatch (&cp, "module"))
{
readAndEmitTag (&cp, K_MODULE);
}
else if (canMatch (&cp, "class"))
{
readAndEmitTag (&cp, K_CLASS);
}
else if (canMatch (&cp, "def"))
{
readAndEmitTag (&cp, K_METHOD);
}
while (*cp != '\0')
{
/* FIXME: we don't cope with here documents,
* or regular expression literals, or ... you get the idea.
* Hopefully, the restriction above that insists on seeing
* definitions at the starts of lines should keep us out of
* mischief.
*/
if (inMultiLineComment || isspace (*cp))
{
++cp;
}
else if (*cp == '#')
{
/* FIXME: this is wrong, but there *probably* won't be a
* definition after an interpolated string (where # doesn't
* mean 'comment').
*/
break;
}
else if (canMatch (&cp, "begin") || canMatch (&cp, "do"))
{
enterUnnamedScope ();
}
else if (canMatch (&cp, "end") && stringListCount (nesting) > 0)
{
/* Leave the most recent scope. */
vStringDelete (stringListLast (nesting));
stringListRemoveLast (nesting);
}
else if (*cp == '"')
{
/* Skip string literals.
* FIXME: should cope with escapes and interpolation.
*/
do {
++cp;
} while (*cp != 0 && *cp != '"');
}
else if (*cp != '\0')
{
do
++cp;
while (isalnum (*cp) || *cp == '_');
}
}
}
stringListDelete (nesting);
}