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Add $NON-NLS-1$ when necessary.

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native methods should throw Exceptions.
This commit is contained in:
Alain Magloire 2002-10-17 13:59:44 +00:00
parent df56cb6372
commit e38c670d27
1 changed files with 33 additions and 18 deletions
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51
core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/spawner/Spawner.java
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@ -33,16 +33,16 @@ public class Spawner extends Process {
for (int n = 0; tokenizer.hasMoreTokens(); n++) for (int n = 0; tokenizer.hasMoreTokens(); n++)
cmdarray[n] = tokenizer.nextToken(); cmdarray[n] = tokenizer.nextToken();
if (bNoRedirect) if (bNoRedirect)
exec_detached(cmdarray, new String[0], "."); exec_detached(cmdarray, new String[0], "."); //$NON-NLS-1$
else else
exec(cmdarray, new String[0], "."); exec(cmdarray, new String[0], "."); //$NON-NLS-1$
} }
/** /**
* Executes the specified command and arguments in a separate process with the * Executes the specified command and arguments in a separate process with the
* specified environment and working directory. * specified environment and working directory.
**/ **/
protected Spawner(String[] cmdarray, String[] envp, File dir) throws IOException { protected Spawner(String[] cmdarray, String[] envp, File dir) throws IOException {
String dirpath = "."; String dirpath = "."; //$NON-NLS-1$
if (dir != null) if (dir != null)
dirpath = dir.getAbsolutePath(); dirpath = dir.getAbsolutePath();
exec(cmdarray, envp, dirpath); exec(cmdarray, envp, dirpath);
@ -87,7 +87,7 @@ public class Spawner extends Process {
String[] cmdarray = new String[tokenizer.countTokens()]; String[] cmdarray = new String[tokenizer.countTokens()];
for (int n = 0; tokenizer.hasMoreTokens(); n++) for (int n = 0; tokenizer.hasMoreTokens(); n++)
cmdarray[n] = tokenizer.nextToken(); cmdarray[n] = tokenizer.nextToken();
String dirpath = "."; String dirpath = "."; //$NON-NLS-1$
if (dir != null) if (dir != null)
dirpath = dir.getAbsolutePath(); dirpath = dir.getAbsolutePath();
exec(cmdarray, envp, dirpath); exec(cmdarray, envp, dirpath);
@ -135,7 +135,7 @@ public class Spawner extends Process {
**/ **/
public synchronized int exitValue() { public synchronized int exitValue() {
if (!isDone) { if (!isDone) {
throw new IllegalThreadStateException("Process not Terminated"); throw new IllegalThreadStateException("Process not Terminated"); //$NON-NLS-1$
} }
return status; return status;
} }
@ -196,7 +196,7 @@ public class Spawner extends Process {
if (envp == null) if (envp == null)
envp = new String[0]; envp = new String[0];
Thread reaper = new Reaper(cmdarray, envp, dirpath); Reaper reaper = new Reaper(cmdarray, envp, dirpath);
reaper.setDaemon(true); reaper.setDaemon(true);
reaper.start(); reaper.start();
@ -212,7 +212,7 @@ public class Spawner extends Process {
// Check for errors. // Check for errors.
if (pid == -1) { if (pid == -1) {
throw new IOException("Exec error"); throw new IOException("Exec error:" + reaper.getErrorMessage()); //$NON-NLS-1$
} }
in = new SpawnerInputStream(channels[1]); in = new SpawnerInputStream(channels[1]);
err = new SpawnerInputStream(channels[2]); err = new SpawnerInputStream(channels[2]);
@ -229,17 +229,17 @@ public class Spawner extends Process {
envp = new String[0]; envp = new String[0];
pid = exec1(cmdarray, envp, dirpath); pid = exec1(cmdarray, envp, dirpath);
if (pid == -1) { if (pid == -1) {
throw new IOException("Exec error"); throw new IOException("Exec error"); //$NON-NLS-1$
} }
} }
native int exec0( String[] cmdarray, String[] envp, String dir, int[] chan); native int exec0( String[] cmdarray, String[] envp, String dir, int[] chan) throws IOException;
native int exec1( String[] cmdarray, String[] envp, String dir); native int exec1( String[] cmdarray, String[] envp, String dir) throws IOException;
native int raise(int pid, int sig); native int raise(int pid, int sig);
native int waitFor(int pid); native int waitFor(int pid);
static { static {
System.loadLibrary("spawner"); System.loadLibrary("spawner"); //$NON-NLS-1$
} }
// Spawn a thread to handle the forking and waiting // Spawn a thread to handle the forking and waiting
@ -250,26 +250,41 @@ public class Spawner extends Process {
String[] cmdarray; String[] cmdarray;
String[] envp; String[] envp;
String dirpath; String dirpath;
String errMesg;
public Reaper(String[] array, String[] env, String dir) { public Reaper(String[] array, String[] env, String dir) {
super("Spawner Reaper"); super("Spawner Reaper"); //$NON-NLS-1$
cmdarray = array; cmdarray = array;
envp = env; envp = env;
dirpath = dir; dirpath = dir;
errMesg = new String();
} }
public void run() { public void run() {
pid = exec0(cmdarray, envp, dirpath, channels); try {
pid = exec0(cmdarray, envp, dirpath, channels);
} catch (IOException e) {
pid = -1;
errMesg = e.getMessage();
}
// Tell spawner that the process started. // Tell spawner that the process started.
synchronized (Spawner.this) { synchronized (Spawner.this) {
Spawner.this.notifyAll(); Spawner.this.notifyAll();
} }
// Sync with spawner and notify when done. if (pid != -1) {
status = waitFor(pid); // Sync with spawner and notify when done.
synchronized (Spawner.this) { status = waitFor(pid);
isDone = true; synchronized (Spawner.this) {
Spawner.this.notifyAll(); isDone = true;
Spawner.this.notifyAll();
}
} }
} }
public String getErrorMessage() {
return errMesg;
}
} }
} }