#include "wx/wfstream.h"
+// not only the statfs syscall is called differently depending on platform, but
+// one of its incarnations, statvfs(), takes different arguments under
+// different platforms and even different versions of the same system (Solaris
+// 7 and 8): if you want to test for this, don't forget that the problems only
+// appear if the large files support is enabled
#ifdef HAVE_STATFS
-# ifdef __BSD__
-# include <sys/param.h>
-# include <sys/mount.h>
-# else
-# include <sys/vfs.h>
-# endif
+ #ifdef __BSD__
+ #include <sys/param.h>
+ #include <sys/mount.h>
+ #else // !__BSD__
+ #include <sys/vfs.h>
+ #endif // __BSD__/!__BSD__
+
+ #define wxStatfs statfs
#endif // HAVE_STATFS
-// not only the statfs syscall is called differently depending on platform, but
-// we also can't use "struct statvfs" under Solaris because it breaks down if
-// HAVE_LARGEFILE_SUPPORT == 1 and we must use statvfs_t instead
#ifdef HAVE_STATVFS
#include <sys/statvfs.h>
- #define statfs statvfs
- #define wxStatFs statvfs_t
-#elif HAVE_STATFS
- #define wxStatFs struct statfs
-#endif // HAVE_STAT[V]FS
+ #define wxStatfs statvfs
+#endif // HAVE_STATVFS
+
+#if defined(HAVE_STATFS) || defined(HAVE_STATVFS)
+ // WX_STATFS_T is detected by configure
+ #define wxStatfs_t WX_STATFS_T
+#endif
#if wxUSE_GUI
#include "wx/unix/execute.h"
{
wxCHECK_MSG( !command.IsEmpty(), 0, wxT("can't exec empty command") );
+#if wxUSE_THREADS
+ // fork() doesn't mix well with POSIX threads: on many systems the program
+ // deadlocks or crashes for some reason. Probably our code is buggy and
+ // doesn't do something which must be done to allow this to work, but I
+ // don't know what yet, so for now just warn the user (this is the least we
+ // can do) about it
+ wxASSERT_MSG( wxThread::IsMain(),
+ _T("wxExecute() can be called only from the main thread") );
+#endif // wxUSE_THREADS
+
int argc = 0;
wxChar *argv[WXEXECUTE_NARGS];
wxString argument;
argv[argc] = NULL;
// do execute the command
-#if wxUSE_UNICODE
- long lRc = -1;
-#else
long lRc = wxExecute(argv, flags, process);
-#endif
// clean up
argc = 0;
bool IsOpened() const { return !Eof(); }
// return TRUE if we have anything to read, don't block
- bool IsAvailable() const;
+ virtual bool CanRead() const;
};
-bool wxPipeInputStream::IsAvailable() const
+bool wxPipeInputStream::CanRead() const
{
if ( m_lasterror == wxSTREAM_EOF )
return FALSE;
wxChar **mb_argv = argv;
#endif // Unicode/ANSI
-#if wxUSE_GUI
+#if wxUSE_GUI && !(defined(__DARWIN__) && defined(__WXMAC__))
// create pipes
wxPipe pipeEndProcDetect;
if ( !pipeEndProcDetect.Create() )
return ERROR_RETURN_CODE;
}
-#endif // wxUSE_GUI
+#endif // wxUSE_GUI && !(defined(__DARWIN__) && defined(__WXMAC__))
// pipes for inter process communication
wxPipe pipeIn, // stdin
}
// fork the process
-#ifdef HAVE_VFORK
- pid_t pid = vfork();
+ //
+ // NB: do *not* use vfork() here, it completely breaks this code for some
+ // reason under Solaris (and maybe others, although not under Linux)
+ // But on OpenVMS we do not have fork so we have to use vfork and
+ // cross our fingers that it works.
+#ifdef __VMS
+ pid_t pid = vfork();
#else
- pid_t pid = fork();
+ pid_t pid = fork();
#endif
-
- if ( pid == -1 ) // error?
+ if ( pid == -1 ) // error?
{
wxLogSysError( _("Fork failed") );
if ( fd == pipeIn[wxPipe::Read]
|| fd == pipeOut[wxPipe::Write]
|| fd == pipeErr[wxPipe::Write]
-#if wxUSE_GUI
+#if wxUSE_GUI && !(defined(__DARWIN__) && defined(__WXMAC__))
|| fd == pipeEndProcDetect[wxPipe::Write]
-#endif // wxUSE_GUI
+#endif // wxUSE_GUI && !(defined(__DARWIN__) && defined(__WXMAC__))
)
{
// don't close this one, we still need it
}
#endif // !__VMS
-#if wxUSE_GUI
+#if wxUSE_GUI && !(defined(__DARWIN__) && defined(__WXMAC__))
// reading side can be safely closed but we should keep the write one
// opened
pipeEndProcDetect.Detach(wxPipe::Write);
pipeEndProcDetect.Close();
-#endif // wxUSE_GUI
+#endif // wxUSE_GUI && !(defined(__DARWIN__) && defined(__WXMAC__))
// redirect stdin, stdout and stderr
if ( pipeIn.IsOk() )
execvp (*mb_argv, mb_argv);
+ fprintf(stderr, "execvp(");
+ for ( char **ppc = mb_argv; *ppc; ppc++ )
+ fprintf(stderr, "%s%s", ppc == mb_argv ? "" : ", ", *ppc);
+ fprintf(stderr, ") failed with error %d!\n", errno);
+
// there is no return after successful exec()
_exit(-1);
#if wxUSE_GUI && !defined(__WXMICROWIN__)
wxEndProcessData *data = new wxEndProcessData;
+ // wxAddProcessCallback is now (with DARWIN) allowed to call the
+ // callback function directly if the process terminates before
+ // the callback can be added to the run loop. Set up the data.
+ if ( flags & wxEXEC_SYNC )
+ {
+ // we may have process for capturing the program output, but it's
+ // not used in wxEndProcessData in the case of sync execution
+ data->process = NULL;
+
+ // sync execution: indicate it by negating the pid
+ data->pid = -pid;
+ }
+ else
+ {
+ // async execution, nothing special to do - caller will be
+ // notified about the process termination if process != NULL, data
+ // will be deleted in GTK_EndProcessDetector
+ data->process = process;
+ data->pid = pid;
+ }
+
+
+#if defined(__DARWIN__) && defined(__WXMAC__)
+ data->tag = wxAddProcessCallbackForPid(data,pid);
+#else
data->tag = wxAddProcessCallback
(
data,
);
pipeEndProcDetect.Close();
+#endif // defined(__DARWIN__) && defined(__WXMAC__)
if ( flags & wxEXEC_SYNC )
{
- // we may have process for capturing the program output, but it's
- // not used in wxEndProcessData in the case of sync execution
- data->process = NULL;
-
- // sync execution: indicate it by negating the pid
- data->pid = -pid;
-
wxBusyCursor bc;
wxWindowDisabler wd;
}
else // async execution
{
- // async execution, nothing special to do - caller will be
- // notified about the process termination if process != NULL, data
- // will be deleted in GTK_EndProcessDetector
- data->process = process;
- data->pid = pid;
-
return pid;
}
#else // !wxUSE_GUI
if ((ptr = wxGetenv(wxT("HOME"))) != NULL)
{
+#if wxUSE_UNICODE
+ wxWCharBuffer buffer( ptr );
+ return buffer;
+#else
return ptr;
+#endif
}
if ((ptr = wxGetenv(wxT("USER"))) != NULL || (ptr = wxGetenv(wxT("LOGNAME"))) != NULL)
{
#ifndef WXWIN_OS_DESCRIPTION
#error WXWIN_OS_DESCRIPTION should be defined in config.h by configure
#else
- return WXWIN_OS_DESCRIPTION;
+ return wxString::FromAscii( WXWIN_OS_DESCRIPTION );
#endif
}
#endif
{
#if defined(HAVE_STATFS) || defined(HAVE_STATVFS)
// the case to "char *" is needed for AIX 4.3
- wxStatFs fs;
- if ( statfs((char *)(const char*)path.fn_str(), &fs) != 0 )
+ wxStatfs_t fs;
+ if ( wxStatfs((char *)(const char*)path.fn_str(), &fs) != 0 )
{
wxLogSysError( wxT("Failed to get file system statistics") );
projects / wxWidgets.git / blobdiff