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Re: [Dev-C++] Reading GCC output
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From: Ioannis V. <no...@ya...> - 2001-06-19 20:49:34
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Well, congratulations. You found your way to the mailing list.
Ioannis
----- Original Message -----
From: "Johannes Pretorius" <joh...@pr...>
To: <dev...@li...>
Sent: Tuesday, June 19, 2001 7:06 PM
Subject: RE: [Dev-C++] Reading GCC output
> Hi there
> ------------
>
> Sorry for sending to your personal mail. but I have trouble sending to the
> DevCpp list. it something (well most of the times) reject my mail.
> Also I want to ask if this IDE that you are planning to code. Will be
> compiler specific. For (exept for WinEdit) I am looking for a
> IDE that can use almost any compiler. Like Borland C++ 5.
>
> Well just wanted to ask considering I cant get onto the DevCpp list to ask
> this Question..
>
> Thanks for your time and sorry for mailing your private..
>
> Johannes Pretorius
>
>
>
> At 07:25 19/06/2001 -0400, you wrote:
> >Hi,
> >Thank you for this code, it appears to work correctly with GCC.
> >
> >Sincerely,
> >Brian
> >
> >"Shall we accept good from God, and not trouble?" Job 2:10
> >-----Original Message-----
> >From: dev...@li...
> >[mailto:dev...@li...]On Behalf Of Elias
> >Pschernig
> >Sent: Monday, June 18, 2001 5:17 PM
> >To: dev...@li...
> >Subject: Re: [Dev-C++] Reading GCC output
> >
> >
> > > I apologize for not being clear. I am coding a small IDE that
invokes
> >the GCC compiler, just
> > > like Dev-C++ does. Dev-C++ catches the output produced by GCC and
displays
> >the errors,
> > > warnings, and other GCC output at the bottom of the program. I would
like
> >to know how to do
> > > just that: invoke GCC from my program, catch the output, and display
it. I
> >know how to invoke
> > > GCC and display any output, but I do not know how to catch the output.
> >Could someone point me
> > > in the right direction? Thanks in advance.
> >
> >Hi, i don't know why the source code you posted doesn't work. I'm using
> >basically the same code in my programs. The program below works fine for
me
> >under win98, i'm using the code to catch output for another program, but
it
> >seems to work with 'gcc' just the same.
> >
> >I didn't look at your code in detail, but it's almost the same procedure:
> >
> >Cerate a temporary file, redirect the output from the called command into
> >that file, then read the contents of the temporary file and delete the
file.
> >
> >I compiled with 'gcc -mwindows -O3 -s -o catch.exe catch.c', but should
of
> >course work with a dev-c++ project as well.
> >
> >(Warning: This code may contain all sort of mistakes and bugs)(but i hope
it
> >does work)
> >
> >Elias Pschernig
> >
> >-- catch.c
> >#include <windows.h>
> >
> >void execute(char *command) {
> > char tempdir[1024];
> > char tempfile[1024];
> > STARTUPINFO sui;
> > PROCESS_INFORMATION pi;
> > HANDLE capture;
> >
> > GetTempPath(1024, tempdir);
> > GetTempFileName(tempdir, "bla", 0, tempfile);
> >
> > capture=CreateFile(tempfile,GENERIC_READ|GENERIC_WRITE,0,NULL,
> > CREATE_ALWAYS,FILE_ATTRIBUTE_TEMPORARY,NULL);
> >
> > memset(&sui,0,sizeof sui);
> >
> > sui.cb = sizeof sui;
> > sui.lpTitle = "my redir";
> > sui.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
> > sui.hStdOutput = capture;
> > sui.hStdError = capture;
> > sui.hStdInput = NULL;
> > sui.wShowWindow = SW_HIDE;
> >
> > if(CreateProcess(NULL, command,
> > NULL, NULL, TRUE, 0, NULL, tempdir, &sui, &pi)) {
> >
> > char *buffer;
> > DWORD size;
> >
> > WaitForSingleObject(pi.hProcess, INFINITE);
> >
> > SetFilePointer(capture, 0, NULL, FILE_BEGIN);
> > size = GetFileSize(capture, NULL);
> > buffer = alloca(size+1);
> >
> > ReadFile(capture, buffer, size, &size, NULL);
> > buffer[size] = 0;
> >
> > CloseHandle(capture);
> >
> > CloseHandle(pi.hThread);
> > CloseHandle(pi.hProcess);
> >
> > DeleteFile(tempfile);
> >
> > MessageBox(NULL,buffer,"Captured Output",MB_OK);
> >
> > } else {
> > MessageBox(NULL,command,"Error: Could not execute",MB_OK);
> > }
> >
> >}
> >
> >int WINAPI WinMain(HINSTANCE hinst,HINSTANCE prev,LPSTR arg,int show) {
> > execute("gcc -v");
> > return 0;
> >}
> >
> >
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