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Patch for David Daoust.

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Fix #include_next logic in BaseScanner.
This commit is contained in:
John Camelon 2005-01-31 17:05:23 +00:00
parent 508ff688b8
commit 29158d86f8
1 changed files with 50 additions and 45 deletions
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95
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/BaseScanner.java
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@ -2648,26 +2648,19 @@ abstract class BaseScanner implements IScanner {
}
CodeReader reader = null;
File parentFile = null;
File currentDirectory = null;
if (local || include_next) {
// we need to know what the current directory is!
// if the include is eclosed in quotes OR we are in an include_next then we need to know what the current directory is!
File file = new File(String.valueOf(getCurrentFilename()));
parentFile = file.getParentFile();
currentDirectory = file.getParentFile();
}
if (local && !include_next) {
// create an include path reconciled to the current directory
if (parentFile != null) {
String absolutePath = parentFile.getAbsolutePath();
String finalPath = ScannerUtility.createReconciledPath(
absolutePath, filename);
reader = (CodeReader) fileCache.get(finalPath.toCharArray());
if (reader == null) {
reader = createReaderDuple(finalPath);
if (reader != null && reader.filename != null)
fileCache.put(reader.filename, reader);
}
// Check to see if we find a match in the current directory
if (currentDirectory != null) {
String absolutePath = currentDirectory.getAbsolutePath();
reader = createReader(absolutePath, filename);
if (reader != null) {
pushContext(reader.buffer, new InclusionData(reader,
createInclusionConstruct(fileNameArray,
@ -2680,33 +2673,15 @@ abstract class BaseScanner implements IScanner {
}
}
// iterate through the include paths
// foundme has odd logic but if we're not include_next, then we are
// looking for the
// first occurance, otherwise, we're looking for the one after the
// current directory
boolean foundme = !include_next;
if (includePaths != null)
for (int i = 0; i < includePaths.length; ++i) {
if (!foundme) {
try {
String path = new File(includePaths[i])
.getCanonicalPath();
String parent = parentFile.getCanonicalPath();
if (path.equals(parent))
foundme = true;
} catch (IOException e) {
}
continue;
}
String finalPath = ScannerUtility.createReconciledPath(
includePaths[i], filename);
reader = (CodeReader) fileCache.get(finalPath.toCharArray());
if (reader == null) {
reader = createReaderDuple(finalPath);
if (reader != null && reader.filename != null)
fileCache.put(reader.filename, reader);
}
// if we're not include_next, then we are looking for the
// first occurance of the file, otherwise, we ignore all the paths before the
// current directory
if (includePaths != null) {
int startpos = 0;
if (include_next)
startpos = findIncludePos(includePaths, currentDirectory) + 1;
for (int i = startpos; i < includePaths.length; ++i) {
reader = createReader(includePaths[i], filename);
if (reader != null) {
pushContext(reader.buffer, new InclusionData(reader,
createInclusionConstruct(fileNameArray,
@ -2717,12 +2692,42 @@ abstract class BaseScanner implements IScanner {
return;
}
}
}
handleProblem(IProblem.PREPROCESSOR_INCLUSION_NOT_FOUND, startOffset, fileNameArray);
}
private CodeReader createReader(String path, String fileName)
{
String finalPath = ScannerUtility.createReconciledPath(path, fileName);
CodeReader reader = (CodeReader) fileCache.get(finalPath.toCharArray());
if (reader != null)
return reader; // found the file in the cache
if (reader == null)
handleProblem(IProblem.PREPROCESSOR_INCLUSION_NOT_FOUND,
startOffset, fileNameArray);
// create a new reader on this file (if the file does not exist we will get null)
reader = createReaderDuple(finalPath);
if (reader == null)
return null; // the file was not found
if (reader.filename != null)
fileCache.put(reader.filename, reader);
return reader;
}
private int findIncludePos( String[] paths, File currentDirectory)
{
for (int i = 0; i < paths.length; ++i)
try {
String path = new File(paths[i]).getCanonicalPath();
String parent = currentDirectory.getCanonicalPath();
if (path.equals(parent))
return i;
} catch (IOException e) {
}
return -1;
}
/**
* @param finalPath
* @return