#include "wx/utils.h"
#include "wx/process.h"
+#include "wx/thread.h"
#include "wx/unix/execute.h"
#include <fcntl.h> // for O_WRONLY and friends
#include <time.h> // nanosleep() and/or usleep()
#include <ctype.h> // isspace()
+#include <sys/time.h> // needed for FD_SETSIZE
-// JACS: needed for FD_SETSIZE
-#include <sys/time.h>
-
-#if HAVE_UNAME
+#ifdef HAVE_UNAME
#include <sys/utsname.h> // for uname()
#endif // HAVE_UNAME
#ifdef __SUN__
int usleep(unsigned int usec);
#else // !Sun
- #ifdef __EMX
- /* I copied this from the XFree86 diffs. AV. */
- #define INCL_DOSPROCESS
- #include <os2.h>
- void usleep(unsigned long delay)
- {
- DosSleep(delay ? (delay/1000l) : 1l);
- }
- #else
- void usleep(unsigned long usec);
- #endif
+ #ifdef __EMX__
+ /* I copied this from the XFree86 diffs. AV. */
+ #define INCL_DOSPROCESS
+ #include <os2.h>
+ inline void usleep(unsigned long delay)
+ {
+ DosSleep(delay ? (delay/1000l) : 1l);
+ }
+ #else // !Sun && !EMX
+ void usleep(unsigned long usec);
+ #endif
#endif // Sun/EMX/Something else
};
-#define HAVE_USLEEP 1
+
+ #define HAVE_USLEEP 1
#endif // Unices without usleep()
// ============================================================================
void wxUsleep(unsigned long milliseconds)
{
-#if HAVE_NANOSLEEP
+#if defined(HAVE_NANOSLEEP)
timespec tmReq;
- tmReq.tv_sec = milliseconds / 1000;
+ tmReq.tv_sec = (time_t)(milliseconds / 1000);
tmReq.tv_nsec = (milliseconds % 1000) * 1000 * 1000;
// we're not interested in remaining time nor in return value
(void)nanosleep(&tmReq, (timespec *)NULL);
-#elif HAVE_USLEEP
+#elif defined(HAVE_USLEEP)
// uncomment this if you feel brave or if you are sure that your version
// of Solaris has a safe usleep() function but please notice that usleep()
// is known to lead to crashes in MT programs in Solaris 2.[67] and is not
#endif // Sun
usleep(milliseconds * 1000); // usleep(3) wants microseconds
+#elif defined(HAVE_SLEEP)
+ // under BeOS sleep() takes seconds (what about other platforms, if any?)
+ sleep(milliseconds * 1000);
#else // !sleep function
#error "usleep() or nanosleep() function required for wxUsleep"
#endif // sleep function
int wxKill(long pid, wxSignal sig)
{
- return kill(pid, (int)sig);
+ return kill((pid_t)pid, (int)sig);
}
#define WXEXECUTE_NARGS 127
// systems wait() might be used instead in a loop (until the right pid
// terminates)
int status = 0;
- if ( waitpid(pid, &status, 0) == -1 || !WIFEXITED(status) )
+ int rc;
+
+ // wait for child termination and if waitpid() was interrupted, try again
+ do
{
- wxLogSysError(_("Waiting for subprocess termination failed"));
+ rc = waitpid(pid, &status, 0);
+ }
+ while ( rc == -1 && errno == EINTR );
+
+
+ if( rc == -1 || ! (WIFEXITED(status) || WIFSIGNALED(status)) )
+ {
+ wxLogSysError(_("Waiting for subprocess termination failed"));
+ /* AFAIK, this can only happen if something went wrong within
+ wxGTK, i.e. due to a race condition or some serious bug.
+ After having fixed the order of statements in
+ GTK_EndProcessDetector(). (KB)
+ */
}
else
{
proc_data->process->OnTerminate(proc_data->pid,
WEXITSTATUS(status));
}
- }
-
- // clean up
- if ( proc_data->pid > 0 )
- {
- delete proc_data;
- }
- else
- {
- // wxExecute() will know about it
- proc_data->exitcode = status;
+ // clean up
+ if ( proc_data->pid > 0 )
+ {
+ delete proc_data;
+ }
+ else
+ {
+ // wxExecute() will know about it
+ proc_data->exitcode = status;
- proc_data->pid = 0;
+ proc_data->pid = 0;
+ }
}
}
#endif // wxUSE_GUI
// fork the process
-#if HAVE_VFORK
+#ifdef HAVE_VFORK
pid_t pid = vfork();
#else
pid_t pid = fork();
else
{
#if wxUSE_GUI
- // we're in parent
- close(end_proc_detect[1]); // close writing side
-
wxEndProcessData *data = new wxEndProcessData;
- data->tag = wxAddProcessCallback(data, end_proc_detect[0]);
+
ARGS_CLEANUP;
// sync execution: indicate it by negating the pid
data->pid = -pid;
+ data->tag = wxAddProcessCallback(data, end_proc_detect[0]);
+ // we're in parent
+ close(end_proc_detect[1]); // close writing side
// it will be set to 0 from GTK_EndProcessDetector
while (data->pid != 0)
else
{
// async execution, nothing special to do - caller will be
- // notified about the process terminationif process != NULL, data
+ // notified about the process termination if process != NULL, data
// will be deleted in GTK_EndProcessDetector
data->process = process;
data->pid = pid;
+ data->tag = wxAddProcessCallback(data, end_proc_detect[0]);
+ // we're in parent
+ close(end_proc_detect[1]); // close writing side
return pid;
}
return exitcode;
#endif // wxUSE_GUI
}
+ return 0;
#undef ARGS_CLEANUP
}
bool wxGetUserName(wxChar *buf, int sz)
{
struct passwd *who;
- char *comma;
*buf = wxT('\0');
- if ((who = getpwuid (getuid ())) != NULL) {
- comma = strchr(who->pw_gecos, ',');
+ if ((who = getpwuid (getuid ())) != NULL)
+ {
+ // pw_gecos field in struct passwd is not standard
+#if HAVE_PW_GECOS
+ char *comma = strchr(who->pw_gecos, ',');
if (comma)
*comma = '\0'; // cut off non-name comment fields
wxStrncpy (buf, wxConvertMB2WX(who->pw_gecos), sz - 1);
+#else // !HAVE_PW_GECOS
+ wxStrncpy (buf, wxConvertMB2WX(who->pw_name), sz - 1);
+#endif // HAVE_PW_GECOS/!HAVE_PW_GECOS
return TRUE;
}
return FALSE;
}
+wxString wxGetOsDescription()
+{
+#ifndef WXWIN_OS_DESCRIPTION
+ #error WXWIN_OS_DESCRIPTION should be defined in config.h by configure
+#else
+ return WXWIN_OS_DESCRIPTION;
+#endif
+}
+
// ----------------------------------------------------------------------------
// error and debug output routines (deprecated, use wxLog)
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff