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Code Issues Wiki Activity

Parsing scheme for Preprocessor

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This commit is contained in:
Alain Magloire 2003-06-24 04:13:14 +00:00
parent da6cf42803
commit 64bf394e68
1 changed files with 57 additions and 1 deletions
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58
core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/errorparsers/GCCErrorParser.java
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@ -13,7 +13,27 @@ import org.eclipse.core.resources.IFile;
public class GCCErrorParser implements IErrorParser {
public boolean processLine(String line, ErrorParserManager eoParser) {
// gcc: "filename:linenumber:column: error_desc"
// Known patterns.
// (a)
// filename:lineno: description
//
// (b)
// filename:lineno:column: description
//
// (b)
// In file included from b.h:2,
// from a.h:3,
// from hello.c:3:
// c.h:2:15: missing ')' in macro parameter list
//
// (c)
// h.c: In function `main':
// h.c:41: `foo' undeclared (first use in this function)
// h.c:41: (Each undeclared identifier is reported only once
// h.c:41: for each function it appears in.)
// h.c:41: parse error before `char'
// h.c:75: `p' undeclared (first use in this function)
int firstColon = line.indexOf(':');
/* Guard against drive in Windows platform. */
@ -113,8 +133,38 @@ public class GCCErrorParser implements IErrorParser {
varName = desc.substring(desc.indexOf("`") + 1, p);
//System.out.println("prev varName "+ varName);
}
} else if ((s = desc.indexOf("parse error before ")) != -1) {
int p = desc.indexOf("\'", s);
if (p != -1) {
varName = desc.substring(desc.indexOf("`") + 1, p);
//System.out.println("prev varName "+ varName);
}
}
if (eoParser.getScratchBuffer().startsWith("In file included from ")) {
if (line.startsWith("from ")) {
eoParser.appendToScratchBuffer(line);
return false;
}
String buffer = eoParser.getScratchBuffer();
eoParser.clearScratchBuffer();
int from = -1;
while ((from = buffer.lastIndexOf("from ")) != -1) {
String buf = buffer.substring(from + 5);
buffer = buffer.substring(0, from);
if (buf.endsWith(",")) {
int coma = buf.lastIndexOf(',');
StringBuffer b = new StringBuffer(buf);
b.setCharAt(coma, ':');
b.append(' ').append(buffer).append(" from ").append(line);
buf = b.toString();
} else {
buf = buf + ' ' + buffer + " from " + line;
}
processLine(buf, eoParser);
}
}
IFile file = eoParser.findFilePath(fileName);
if (file == null) {
@ -147,6 +197,12 @@ public class GCCErrorParser implements IErrorParser {
desc = desc +"[" + fileName + "]";
}
eoParser.generateMarker(file, num, desc, severity, varName);
} else {
if (line.startsWith("In file included from ")) {
eoParser.appendToScratchBuffer(line);
} else if (line.startsWith("from ")) {
eoParser.appendToScratchBuffer(line);
}
}
} catch (StringIndexOutOfBoundsException e) {
} catch (NumberFormatException e) {