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-rw-r--r--src/LexCrontab.cxx222
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diff --git a/src/LexCrontab.cxx b/src/LexCrontab.cxx
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-// Scintilla source code edit control
-/** @file LexCrontab.cxx
- ** Lexer to use with extended crontab files used by a powerful
- ** Windows scheduler/event monitor/automation manager nnCron.
- ** (http://nemtsev.eserv.ru/)
- **/
-// Copyright 1998-2001 by Neil Hodgson <neilh@scintilla.org>
-// The License.txt file describes the conditions under which this software may be distributed.
-
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#include <stdio.h>
-#include <stdarg.h>
-
-#include "Platform.h"
-
-#include "PropSet.h"
-#include "Accessor.h"
-#include "KeyWords.h"
-#include "Scintilla.h"
-#include "SciLexer.h"
-
-#ifdef SCI_NAMESPACE
-using namespace Scintilla;
-#endif
-
-static void ColouriseNncrontabDoc(unsigned int startPos, int length, int, WordList
-*keywordLists[], Accessor &styler)
-{
- int state = SCE_NNCRONTAB_DEFAULT;
- char chNext = styler[startPos];
- int lengthDoc = startPos + length;
- // create a buffer large enough to take the largest chunk...
- char *buffer = new char[length];
- int bufferCount = 0;
- // used when highliting environment variables inside quoted string:
- bool insideString = false;
-
- // this assumes that we have 3 keyword list in conf.properties
- WordList &section = *keywordLists[0];
- WordList &keyword = *keywordLists[1];
- WordList &modifier = *keywordLists[2];
-
- // go through all provided text segment
- // using the hand-written state machine shown below
- styler.StartAt(startPos);
- styler.StartSegment(startPos);
- for (int i = startPos; i < lengthDoc; i++) {
- char ch = chNext;
- chNext = styler.SafeGetCharAt(i + 1);
-
- if (styler.IsLeadByte(ch)) {
- chNext = styler.SafeGetCharAt(i + 2);
- i++;
- continue;
- }
- switch(state) {
- case SCE_NNCRONTAB_DEFAULT:
- if( ch == '\n' || ch == '\r' || ch == '\t' || ch == ' ') {
- // whitespace is simply ignored here...
- styler.ColourTo(i,SCE_NNCRONTAB_DEFAULT);
- break;
- } else if( ch == '#' && styler.SafeGetCharAt(i+1) == '(') {
- // signals the start of a task...
- state = SCE_NNCRONTAB_TASK;
- styler.ColourTo(i,SCE_NNCRONTAB_TASK);
- }
- else if( ch == '\\' && (styler.SafeGetCharAt(i+1) == ' ' ||
- styler.SafeGetCharAt(i+1) == '\t')) {
- // signals the start of an extended comment...
- state = SCE_NNCRONTAB_COMMENT;
- styler.ColourTo(i,SCE_NNCRONTAB_COMMENT);
- } else if( ch == '#' ) {
- // signals the start of a plain comment...
- state = SCE_NNCRONTAB_COMMENT;
- styler.ColourTo(i,SCE_NNCRONTAB_COMMENT);
- } else if( ch == ')' && styler.SafeGetCharAt(i+1) == '#') {
- // signals the end of a task...
- state = SCE_NNCRONTAB_TASK;
- styler.ColourTo(i,SCE_NNCRONTAB_TASK);
- } else if( ch == '"') {
- state = SCE_NNCRONTAB_STRING;
- styler.ColourTo(i,SCE_NNCRONTAB_STRING);
- } else if( ch == '%') {
- // signals environment variables
- state = SCE_NNCRONTAB_ENVIRONMENT;
- styler.ColourTo(i,SCE_NNCRONTAB_ENVIRONMENT);
- } else if( ch == '<' && styler.SafeGetCharAt(i+1) == '%') {
- // signals environment variables
- state = SCE_NNCRONTAB_ENVIRONMENT;
- styler.ColourTo(i,SCE_NNCRONTAB_ENVIRONMENT);
- } else if( ch == '*' ) {
- // signals an asterisk
- // no state jump necessary for this simple case...
- styler.ColourTo(i,SCE_NNCRONTAB_ASTERISK);
- } else if( (isascii(ch) && isalpha(ch)) || ch == '<' ) {
- // signals the start of an identifier
- bufferCount = 0;
- buffer[bufferCount++] = ch;
- state = SCE_NNCRONTAB_IDENTIFIER;
- } else if( isascii(ch) && isdigit(ch) ) {
- // signals the start of a number
- bufferCount = 0;
- buffer[bufferCount++] = ch;
- state = SCE_NNCRONTAB_NUMBER;
- } else {
- // style it the default style..
- styler.ColourTo(i,SCE_NNCRONTAB_DEFAULT);
- }
- break;
-
- case SCE_NNCRONTAB_COMMENT:
- // if we find a newline here,
- // we simply go to default state
- // else continue to work on it...
- if( ch == '\n' || ch == '\r' ) {
- state = SCE_NNCRONTAB_DEFAULT;
- } else {
- styler.ColourTo(i,SCE_NNCRONTAB_COMMENT);
- }
- break;
-
- case SCE_NNCRONTAB_TASK:
- // if we find a newline here,
- // we simply go to default state
- // else continue to work on it...
- if( ch == '\n' || ch == '\r' ) {
- state = SCE_NNCRONTAB_DEFAULT;
- } else {
- styler.ColourTo(i,SCE_NNCRONTAB_TASK);
- }
- break;
-
- case SCE_NNCRONTAB_STRING:
- if( ch == '%' ) {
- state = SCE_NNCRONTAB_ENVIRONMENT;
- insideString = true;
- styler.ColourTo(i-1,SCE_NNCRONTAB_STRING);
- break;
- }
- // if we find the end of a string char, we simply go to default state
- // else we're still dealing with an string...
- if( (ch == '"' && styler.SafeGetCharAt(i-1)!='\\') ||
- (ch == '\n') || (ch == '\r') ) {
- state = SCE_NNCRONTAB_DEFAULT;
- }
- styler.ColourTo(i,SCE_NNCRONTAB_STRING);
- break;
-
- case SCE_NNCRONTAB_ENVIRONMENT:
- // if we find the end of a string char, we simply go to default state
- // else we're still dealing with an string...
- if( ch == '%' && insideString ) {
- state = SCE_NNCRONTAB_STRING;
- insideString = false;
- break;
- }
- if( (ch == '%' && styler.SafeGetCharAt(i-1)!='\\')
- || (ch == '\n') || (ch == '\r') || (ch == '>') ) {
- state = SCE_NNCRONTAB_DEFAULT;
- styler.ColourTo(i,SCE_NNCRONTAB_ENVIRONMENT);
- break;
- }
- styler.ColourTo(i+1,SCE_NNCRONTAB_ENVIRONMENT);
- break;
-
- case SCE_NNCRONTAB_IDENTIFIER:
- // stay in CONF_IDENTIFIER state until we find a non-alphanumeric
- if( (isascii(ch) && isalnum(ch)) || (ch == '_') || (ch == '-') || (ch == '/') ||
- (ch == '$') || (ch == '.') || (ch == '<') || (ch == '>') ||
- (ch == '@') ) {
- buffer[bufferCount++] = ch;
- } else {
- state = SCE_NNCRONTAB_DEFAULT;
- buffer[bufferCount] = '\0';
-
- // check if the buffer contains a keyword,
- // and highlight it if it is a keyword...
- if(section.InList(buffer)) {
- styler.ColourTo(i,SCE_NNCRONTAB_SECTION );
- } else if(keyword.InList(buffer)) {
- styler.ColourTo(i-1,SCE_NNCRONTAB_KEYWORD );
- } // else if(strchr(buffer,'/') || strchr(buffer,'.')) {
- // styler.ColourTo(i-1,SCE_NNCRONTAB_EXTENSION);
- // }
- else if(modifier.InList(buffer)) {
- styler.ColourTo(i-1,SCE_NNCRONTAB_MODIFIER );
- } else {
- styler.ColourTo(i-1,SCE_NNCRONTAB_DEFAULT);
- }
- // push back the faulty character
- chNext = styler[i--];
- }
- break;
-
- case SCE_NNCRONTAB_NUMBER:
- // stay in CONF_NUMBER state until we find a non-numeric
- if( isascii(ch) && isdigit(ch) /* || ch == '.' */ ) {
- buffer[bufferCount++] = ch;
- } else {
- state = SCE_NNCRONTAB_DEFAULT;
- buffer[bufferCount] = '\0';
- // Colourize here... (normal number)
- styler.ColourTo(i-1,SCE_NNCRONTAB_NUMBER);
- // push back a character
- chNext = styler[i--];
- }
- break;
- }
- }
- delete []buffer;
-}
-
-static const char * const cronWordListDesc[] = {
- "Section keywords and Forth words",
- "nnCrontab keywords",
- "Modifiers",
- 0
-};
-
-LexerModule lmNncrontab(SCLEX_NNCRONTAB, ColouriseNncrontabDoc, "nncrontab", 0, cronWordListDesc);
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-11 23:10:05 +0000