ProcessStub: Add missing if

When not starting in debug mode, the inferior is not waiting
for ptrace(DETACH), so the code that calls DETACH waits for
something that does not happen.

Fixes: QTCREATORBUG-29503
Change-Id: Ic00a52b9e4f3a797d1be337a2ce53afc6ee63927
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

1 files changed, 17 insertions, 15 deletions

diff --git a/src/tools/process_stub/main.cpp b/src/tools/process_stub/main.cpp
index dfd9ce5613..702450f8b7 100644
--- a/src/tools/process_stub/main.cpp
+++ b/src/tools/process_stub/main.cpp
@@ -222,21 +222,23 @@ void onInferiorStarted()
     if (!debugMode)
         sendPid(inferiorId);
 #else
-    qCInfo(log) << "Detaching ...";
-    ptrace(PTRACE_DETACH, inferiorId, 0, SIGSTOP);
-
-    // Wait until the process actually finished detaching
-    int status = 0;
-    waitpid(inferiorId, &status, WUNTRACED);
-    if (log().isInfoEnabled()) {
-        if (WIFEXITED(status))
-            qCInfo(log) << "inferior exited, status=" << WEXITSTATUS(status);
-        else if (WIFSIGNALED(status))
-            qCInfo(log) << "inferior killed by signal" << WTERMSIG(status);
-        else if (WIFSTOPPED(status))
-            qCInfo(log) << "inferior stopped by signal" << WSTOPSIG(status);
-        else if (WIFCONTINUED(status))
-            qCInfo(log) << "inferior continued";
+    if (debugMode) {
+        qCInfo(log) << "Detaching ...";
+        ptrace(PTRACE_DETACH, inferiorId, 0, SIGSTOP);
+
+        // Wait until the process actually finished detaching
+        int status = 0;
+        waitpid(inferiorId, &status, WUNTRACED);
+        if (log().isInfoEnabled()) {
+            if (WIFEXITED(status))
+                qCInfo(log) << "inferior exited, status=" << WEXITSTATUS(status);
+            else if (WIFSIGNALED(status))
+                qCInfo(log) << "inferior killed by signal" << WTERMSIG(status);
+            else if (WIFSTOPPED(status))
+                qCInfo(log) << "inferior stopped by signal" << WSTOPSIG(status);
+            else if (WIFCONTINUED(status))
+                qCInfo(log) << "inferior continued";
+        }
     }
 
     sendPid(inferiorId);