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-rw-r--r--src/java/com/sun/gluegen/pcpp/PCPP.java112
1 files changed, 54 insertions, 58 deletions
diff --git a/src/java/com/sun/gluegen/pcpp/PCPP.java b/src/java/com/sun/gluegen/pcpp/PCPP.java
index 386ad8c..26c4f27 100644
--- a/src/java/com/sun/gluegen/pcpp/PCPP.java
+++ b/src/java/com/sun/gluegen/pcpp/PCPP.java
@@ -56,6 +56,8 @@ import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
+import java.util.logging.Logger;
+import static java.util.logging.Level.*;
/** A minimal pseudo-C-preprocessor designed in particular to preserve
#define statements defining constants so they can be observed by a
@@ -63,6 +65,8 @@ import java.util.Set;
public class PCPP {
+ private static final Logger LOG = Logger.getLogger(PCPP.class.getPackage().getName());
+
private static final boolean disableDebugPrint = true;
/** Map containing the results of #define statements. We must
@@ -207,7 +211,7 @@ public class PCPP {
private final List<String> values;
private final List<String> params;
- public Macro(List<String> params, List<String> values) {
+ Macro(List<String> params, List<String> values) {
this.values = values;
this.params = params;
}
@@ -431,15 +435,15 @@ public class PCPP {
if (enabled()) {
String oldDef = defineMap.remove(name);
if (oldDef == null) {
- System.err.println("WARNING: ignoring redundant \"#undef " +
- name + "\", at \"" + filename() + "\" line " + lineNumber() +
- ": \"" + name + "\" was not previously defined");
+ LOG.log(WARNING, "ignoring redundant \"#undef {0}\", at \"{1}\" line {2}: \"{3}\" was not previously defined",
+ new Object[]{name, filename(), lineNumber(), name});
} else {
// System.err.println("UNDEFINED: '" + name + "' (line " + lineNumber() + " file " + filename() + ")");
}
nonConstantDefines.remove(name);
+ } else {
+ LOG.log(WARNING, "FAILED TO UNDEFINE: ''{0}'' (line {1} file {2})", new Object[]{name, lineNumber(), filename()});
}
- else System.err.println("FAILED TO UNDEFINE: '" + name + "' (line " + lineNumber() + " file " + filename() + ")");
}
private void handleDefine() throws IOException {
@@ -489,8 +493,7 @@ public class PCPP {
String value = "";
String oldDef = defineMap.put(name, value);
if (oldDef != null && !oldDef.equals(value)) {
- System.err.println("WARNING: \"" + name + "\" redefined from \"" +
- oldDef + "\" to \"\"");
+ LOG.log(WARNING, "\"{0}\" redefined from \"{1}\" to \"\"", new Object[]{name, oldDef});
}
// We don't want to emit the define, because it would serve no purpose
// and cause GlueGen errors (confuse the GnuCParser)
@@ -505,8 +508,7 @@ public class PCPP {
// Put it in the #define map
String oldDef = defineMap.put(name, value);
if (oldDef != null && !oldDef.equals(value)) {
- System.err.println("WARNING: \"" + name + "\" redefined from \"" +
- oldDef + "\" to \"" + value + "\"");
+ LOG.log(WARNING, "\"{0}\" redefined from \"{1}\" to \"{2}\"", new Object[]{name, oldDef, value});
}
debugPrint(true, "#define " + name + " ["+oldDef+" ] -> "+value + " CONST");
//System.out.println("//---DEFINED: " + name + " to \"" + value + "\"");
@@ -551,8 +553,7 @@ public class PCPP {
Macro macro = new Macro(params, values);
Macro oldDef = macroMap.put(name, macro);
if (oldDef != null) {
- System.err.println("WARNING: \"" + name + "\" redefined from \"" +
- oldDef + "\" to \"" + macro + "\"");
+ LOG.log(WARNING, "\"{0}\" redefined from \"{1}\" to \"{2}\"", new Object[]{name, oldDef, macro});
}
emitDefine = false;
@@ -602,8 +603,7 @@ public class PCPP {
String oldDef = defineMap.put(name, value);
if (oldDef != null && !oldDef.equals(value)) {
- System.err.println("WARNING: \"" + name + "\" redefined from \"" +
- oldDef + "\" to \"" + value + "\"");
+ LOG.log(WARNING, "\"{0}\" redefined from \"{1}\" to \"{2}\"", new Object[]{name, oldDef, value});
}
debugPrint(true, "#define " + name + " ["+oldDef+" ] -> "+value + " CONST");
// System.out.println("#define " + name +" "+value + " CONST EXPRESSION");
@@ -919,12 +919,12 @@ public class PCPP {
} else if (t == '<') {
// Components of path name are coming in as separate tokens;
// concatenate them
- StringBuffer buf = new StringBuffer();
+ StringBuilder buf = new StringBuilder();
while ((t = nextToken()) != '>' && (t != StreamTokenizer.TT_EOF)) {
buf.append(curTokenAsString());
}
if (t == StreamTokenizer.TT_EOF) {
- System.err.println("WARNING: unexpected EOF while processing #include directive");
+ LOG.warning("unexpected EOF while processing #include directive");
}
filename = buf.toString();
}
@@ -937,7 +937,7 @@ public class PCPP {
String fullname = findFile(filename);
//System.out.println("ACTIVE BLOCK, LOADING " + filename);
if (fullname == null) {
- System.err.println("WARNING: unable to find #include file \"" + filename + "\"");
+ LOG.log(WARNING, "unable to find #include file \"{0}\"", filename);
return;
}
// Process this file in-line
@@ -957,18 +957,18 @@ public class PCPP {
private List<Boolean> enabledBits = new ArrayList<Boolean>();
private static int debugPrintIndentLevel = 0;
- private void debugPrint(boolean onlyPrintIfEnabled, String msg) {
+
+ private void debugPrint(boolean onlyPrintIfEnabled, String msg) {
if (disableDebugPrint) {
return;
}
- if (!onlyPrintIfEnabled || (onlyPrintIfEnabled && enabled()))
- {
- for (int i = debugPrintIndentLevel; --i >0; ) {
- System.out.print(" ");
- }
- System.out.println(msg + " (line " + lineNumber() + " file " + filename() + ")");
+ if (!onlyPrintIfEnabled || (onlyPrintIfEnabled && enabled())) {
+ for (int i = debugPrintIndentLevel; --i > 0;) {
+ System.out.print(" ");
}
+ System.out.println(msg + " (line " + lineNumber() + " file " + filename() + ")");
+ }
}
private void pushEnableBit(boolean enabled) {
@@ -978,8 +978,8 @@ public class PCPP {
}
private void popEnableBit() {
- if (enabledBits.size() == 0) {
- System.err.println("WARNING: mismatched #ifdef/endif pairs");
+ if (enabledBits.isEmpty()) {
+ LOG.warning("mismatched #ifdef/endif pairs");
return;
}
enabledBits.remove(enabledBits.size() - 1);
@@ -988,7 +988,7 @@ public class PCPP {
}
private boolean enabled() {
- return (enabledBits.size() == 0 || enabledBits.get(enabledBits.size() - 1));
+ return (enabledBits.isEmpty() || enabledBits.get(enabledBits.size() - 1));
}
private void print(String s) {
@@ -1036,46 +1036,42 @@ public class PCPP {
System.exit(1);
}
- public static void main(String[] args) {
- try {
- Reader reader = null;
- String filename = null;
+ public static void main(String[] args) throws IOException {
+ Reader reader = null;
+ String filename = null;
- if (args.length == 0) {
- usage();
- }
+ if (args.length == 0) {
+ usage();
+ }
- List<String> includePaths = new ArrayList<String>();
- for (int i = 0; i < args.length; i++) {
- if (i < args.length - 1) {
- String arg = args[i];
- if (arg.startsWith("-I")) {
- String[] paths = arg.substring(2).split(System.getProperty("path.separator"));
- for (int j = 0; j < paths.length; j++) {
- includePaths.add(paths[j]);
- }
- } else {
- usage();
+ List<String> includePaths = new ArrayList<String>();
+ for (int i = 0; i < args.length; i++) {
+ if (i < args.length - 1) {
+ String arg = args[i];
+ if (arg.startsWith("-I")) {
+ String[] paths = arg.substring(2).split(System.getProperty("path.separator"));
+ for (int j = 0; j < paths.length; j++) {
+ includePaths.add(paths[j]);
}
} else {
- String arg = args[i];
- if (arg.equals("-")) {
- reader = new InputStreamReader(System.in);
- filename = "standard input";
- } else {
- if (arg.startsWith("-")) {
- usage();
- }
- filename = arg;
- reader = new BufferedReader(new FileReader(filename));
+ usage();
+ }
+ } else {
+ String arg = args[i];
+ if (arg.equals("-")) {
+ reader = new InputStreamReader(System.in);
+ filename = "standard input";
+ } else {
+ if (arg.startsWith("-")) {
+ usage();
}
+ filename = arg;
+ reader = new BufferedReader(new FileReader(filename));
}
}
-
- new PCPP(includePaths).run(reader, filename);
- } catch (IOException e) {
- e.printStackTrace();
}
+
+ new PCPP(includePaths).run(reader, filename);
}
}