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termux-packages/x11-packages/codeblocks/backport-r11938.diff

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------------------------------------------------------------------------
r11938 | mortenmacfly | 2020-01-05 00:41:53 +0900 (Sun, 05 Jan 2020) | 1 line
* applied patch #805: Flashing icons in Windows' taskbar while starting C::B. Thanks Miguel Gimenez.
------------------------------------------------------------------------
Index: src/include/compiler.h
===================================================================
--- src/include/compiler.h (revision 11937)
+++ src/include/compiler.h (revision 11938)
@@ -100,12 +100,12 @@
}
RegExStruct& operator=(const RegExStruct &obj)
{
- desc=obj.desc;
- lt=obj.lt;
- regex=obj.regex;
- regexCompiled=false;
- filename=obj.filename;
- line=obj.line;
+ desc = obj.desc;
+ lt = obj.lt;
+ regex = obj.regex;
+ regexCompiled = false;
+ filename = obj.filename;
+ line = obj.line;
memcpy(msg, obj.msg, sizeof(msg));
return *this;
@@ -404,6 +404,9 @@
// keeps a copy of current settings (works only the first time it's called)
void MirrorCurrentSettings();
+ // execute without creating taskbar icon
+ long Execute(const wxString& cmd, wxArrayString& output);
+
// set the following members in your class
wxString m_Name;
wxString m_MasterPath;
Index: src/plugins/compilergcc/compilerMINGW.cpp
===================================================================
--- src/plugins/compilergcc/compilerMINGW.cpp (revision 11937)
+++ src/plugins/compilergcc/compilerMINGW.cpp (revision 11938)
@@ -173,7 +173,7 @@
{
// Manager::Get()->GetLogManager()->DebugLog(_T("Compiler detection for compiler ID: '") + GetID() + _T("' (parent ID= '") + GetParentID() + _T("')"));
- wxArrayString output, errors;
+ wxArrayString output;
wxString sep = wxFileName::GetPathSeparator();
wxString master_path = m_MasterPath;
wxString compiler_exe = m_Programs.C;
@@ -223,16 +223,7 @@
// Manager::Get()->GetLogManager()->DebugLog(_T("Compiler version detection: Issuing command: ") + gcc_command);
- int flags = wxEXEC_SYNC;
-#if wxCHECK_VERSION(3, 0, 0)
- // Stop event-loop while wxExecute runs, to avoid a deadlock on startup,
- // that occurs from time to time on wx3
- flags |= wxEXEC_NOEVENTS;
-#else
- flags |= wxEXEC_NODISABLE;
-#endif
- long result = wxExecute(gcc_command + _T(" --version"), output, errors, flags );
- if(result != 0)
+ if ( Execute(gcc_command + _T(" --version"), output) != 0 )
{
// Manager::Get()->GetLogManager()->DebugLog(_T("Compiler version detection: Error executing command."));
}
Index: src/sdk/compiler.cpp
===================================================================
--- src/sdk/compiler.cpp (revision 11937)
+++ src/sdk/compiler.cpp (revision 11938)
@@ -20,7 +20,9 @@
#include "compilerfactory.h"
#include <wx/intl.h>
+ #include <wx/process.h>
#include <wx/regex.h>
+ #include <wx/txtstrm.h>
#endif
#include "compilercommandgenerator.h"
@@ -28,7 +30,6 @@
#include <wx/filefn.h>
#include <wx/xml/xml.h>
-
// static
wxArrayString Compiler::m_CompilerIDs; // map to guarantee unique IDs
@@ -1229,18 +1230,7 @@
long ret = -1;
if ( !cmd[0].IsEmpty() ) // should never be empty
- {
- int flags = wxEXEC_SYNC;
- #if wxCHECK_VERSION(3, 0, 0)
- // Stop event-loop while wxExecute runs, to avoid a deadlock on startup,
- // that occurs from time to time on wx3
- flags |= wxEXEC_NOEVENTS;
- #else
- flags |= wxEXEC_NODISABLE;
- #endif
- wxLogNull logNo; // do not warn if execution fails
- ret = wxExecute(GetStringFromArray(cmd, wxT(" "), false), cmd, flags);
- }
+ ret = Execute(GetStringFromArray(cmd, wxT(" "), false), cmd);
if (ret != 0) // execution failed
val = (node->GetAttribute(wxT("default"), wxEmptyString) == wxT("true"));
@@ -1284,3 +1274,93 @@
ret = m_Programs.MAKE;
return ret;
}
+
+#ifdef __WXMSW__
+
+// In MSW calling wxExecute in synchronous mode while the main window is not visible makes
+// the system show a C::B icon in the taskbar. When this is made repeatedly (as in compiler
+// loading) the result is a stream of flashing icons.
+// However, wxExecute in asynchronous mode does not do this. The caveat is that we must wait
+// in a loop for the end of the task and extract the command output in a separate step.
+
+// This auxiliary class is needed for detecting the end of the task and retrieving the ouput.
+// OnTerminate() will be called when the task ends with the return code of the task, and then
+// the task output can be retrieved (as a stream).
+
+class ExecProcess : public wxProcess
+{
+ public:
+ ExecProcess(cb_unused wxEvtHandler *parent = NULL, cb_unused int id = -1)
+ {
+ m_status = 0;
+ }
+
+ long GetStatus() const {return m_status;}
+ wxSemaphore &GetSemaphore() {return m_semaphore;}
+ void OnTerminate(cb_unused int pid, int status)
+ {
+ m_status = status;
+ m_semaphore.Post();
+ }
+
+ protected:
+ long m_status;
+ wxSemaphore m_semaphore;
+};
+
+// Emulates wxExecute() in synchronous mode using asynchronous mode
+
+long Compiler::Execute(const wxString &cmd, wxArrayString &output)
+{
+ wxLogNull logNo; // do not warn if execution fails
+
+ output.Clear();
+
+ ExecProcess process;
+ process.Redirect(); // capture task input/output streams
+
+ // wxExecute in asynchronous mode returns 0 if execution failed.
+ // Return -1 emulating the behaviour of wxExecute in synchronous mode
+ if ( !wxExecute(cmd, wxEXEC_ASYNC, &process) )
+ return -1;
+
+ // Wait for the end of the task
+ for (;;)
+ {
+ Manager::Yield(); // needed for semaphore update
+ if (process.GetSemaphore().WaitTimeout(25) == wxSEMA_NO_ERROR)
+ break;
+ }
+
+ // Loads the wxArrayString with the task output (returned in a wxInputStream)
+ wxInputStream *inputStream = process.GetInputStream();
+ wxTextInputStream text(*inputStream);
+#if wxCHECK_VERSION(3, 0, 0)
+ while (!text.GetInputStream().Eof())
+#else
+ while (!inputStream->Eof())
+#endif
+ {
+ output.Add(text.ReadLine());
+ }
+
+ // Return task exit code emulating the behaviour of wxExecute in synchronous mode
+ return process.GetStatus();
+}
+
+#else // __WXMSW__
+
+long Compiler::Execute(const wxString &cmd, wxArrayString &output)
+{
+ wxLogNull logNo; // do not warn if execution fails
+ int flags = wxEXEC_SYNC;
+ #if wxCHECK_VERSION(3, 0, 0)
+ // Stop event-loop while wxExecute runs, to avoid a deadlock on startup,
+ // that occurs from time to time on wx3
+ flags |= wxEXEC_NOEVENTS;
+ #else
+ flags |= wxEXEC_NODISABLE;
+ #endif
+ return wxExecute(cmd, output, flags);
+}
+#endif // __WXMSW__
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