307 lines
8.3 KiB
C
307 lines
8.3 KiB
C
/*=========================================================================
|
|
|
|
Program: KWSys - Kitware System Library
|
|
Module: $RCSfile$
|
|
|
|
Copyright (c) Kitware, Inc., Insight Consortium. All rights reserved.
|
|
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notices for more information.
|
|
|
|
=========================================================================*/
|
|
#include "kwsysPrivate.h"
|
|
#include KWSYS_HEADER(Process.h)
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#if defined(_WIN32)
|
|
# include <windows.h>
|
|
#else
|
|
# include <unistd.h>
|
|
#endif
|
|
|
|
int runChild(const char* cmd[], int state, int exception, int value,
|
|
int share, int output, int delay, double timeout);
|
|
|
|
int test1(int argc, const char* argv[])
|
|
{
|
|
(void)argc; (void)argv;
|
|
fprintf(stdout, "Output on stdout from test returning 0.\n");
|
|
fprintf(stderr, "Output on stderr from test returning 0.\n");
|
|
return 0;
|
|
}
|
|
|
|
int test2(int argc, const char* argv[])
|
|
{
|
|
(void)argc; (void)argv;
|
|
fprintf(stdout, "Output on stdout from test returning 123.\n");
|
|
fprintf(stderr, "Output on stderr from test returning 123.\n");
|
|
return 123;
|
|
}
|
|
|
|
int test3(int argc, const char* argv[])
|
|
{
|
|
(void)argc; (void)argv;
|
|
fprintf(stdout, "Output before sleep on stdout from timeout test.\n");
|
|
fprintf(stderr, "Output before sleep on stderr from timeout test.\n");
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
#if defined(_WIN32)
|
|
Sleep(5000);
|
|
#else
|
|
sleep(5);
|
|
#endif
|
|
fprintf(stdout, "Output after sleep on stdout from timeout test.\n");
|
|
fprintf(stderr, "Output after sleep on stderr from timeout test.\n");
|
|
return 0;
|
|
}
|
|
|
|
int test4(int argc, const char* argv[])
|
|
{
|
|
(void)argc; (void)argv;
|
|
fprintf(stdout, "Output before crash on stdout from crash test.\n");
|
|
fprintf(stderr, "Output before crash on stderr from crash test.\n");
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
*(int*)0 = 0;
|
|
fprintf(stdout, "Output after crash on stdout from crash test.\n");
|
|
fprintf(stderr, "Output after crash on stderr from crash test.\n");
|
|
return 0;
|
|
}
|
|
|
|
int test5(int argc, const char* argv[])
|
|
{
|
|
int r;
|
|
const char* cmd[4];
|
|
(void)argc;
|
|
cmd[0] = argv[0];
|
|
cmd[1] = "run";
|
|
cmd[2] = "4";
|
|
cmd[3] = 0;
|
|
fprintf(stdout, "Output on stdout before recursive test.\n");
|
|
fprintf(stderr, "Output on stderr before recursive test.\n");
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
r = runChild(cmd, kwsysProcess_State_Exception,
|
|
kwsysProcess_Exception_Fault, 1, 1, 1, 0, 2);
|
|
fprintf(stdout, "Output on stdout after recursive test.\n");
|
|
fprintf(stderr, "Output on stderr after recursive test.\n");
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
return r;
|
|
}
|
|
|
|
#define TEST6_SIZE (4096*2)
|
|
int test6(int argc, const char* argv[])
|
|
{
|
|
int i;
|
|
char runaway[TEST6_SIZE+1];
|
|
(void)argc; (void)argv;
|
|
for(i=0;i < TEST6_SIZE;++i)
|
|
{
|
|
runaway[i] = '.';
|
|
}
|
|
runaway[TEST6_SIZE] = '\n';
|
|
|
|
/* Generate huge amounts of output to test killing. */
|
|
for(;;)
|
|
{
|
|
fwrite(runaway, 1, TEST6_SIZE+1, stdout);
|
|
fflush(stdout);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
int runChild(const char* cmd[], int state, int exception, int value,
|
|
int share, int output, int delay, double timeout)
|
|
{
|
|
int result = 0;
|
|
char* data = 0;
|
|
int length = 0;
|
|
kwsysProcess* kp = kwsysProcess_New();
|
|
if(!kp)
|
|
{
|
|
fprintf(stderr, "kwsysProcess_New returned NULL!\n");
|
|
return 1;
|
|
}
|
|
|
|
kwsysProcess_SetCommand(kp, cmd);
|
|
kwsysProcess_SetTimeout(kp, timeout);
|
|
if(share)
|
|
{
|
|
kwsysProcess_SetPipeShared(kp, kwsysProcess_Pipe_STDOUT, 1);
|
|
kwsysProcess_SetPipeShared(kp, kwsysProcess_Pipe_STDERR, 1);
|
|
}
|
|
kwsysProcess_Execute(kp);
|
|
|
|
if(!share)
|
|
{
|
|
while(kwsysProcess_WaitForData(kp, &data, &length, 0))
|
|
{
|
|
if(output)
|
|
{
|
|
fwrite(data, 1, length, stdout);
|
|
fflush(stdout);
|
|
}
|
|
if(delay)
|
|
{
|
|
/* Purposely sleeping only on Win32 to let pipe fill up. */
|
|
#if defined(_WIN32)
|
|
Sleep(100);
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
kwsysProcess_WaitForExit(kp, 0);
|
|
|
|
switch (kwsysProcess_GetState(kp))
|
|
{
|
|
case kwsysProcess_State_Starting:
|
|
printf("No process has been executed.\n"); break;
|
|
case kwsysProcess_State_Executing:
|
|
printf("The process is still executing.\n"); break;
|
|
case kwsysProcess_State_Expired:
|
|
printf("Child was killed when timeout expired.\n"); break;
|
|
case kwsysProcess_State_Exited:
|
|
printf("Child exited with value = %d\n",
|
|
kwsysProcess_GetExitValue(kp));
|
|
result = ((exception != kwsysProcess_GetExitException(kp)) ||
|
|
(value != kwsysProcess_GetExitValue(kp))); break;
|
|
case kwsysProcess_State_Killed:
|
|
printf("Child was killed by parent.\n"); break;
|
|
case kwsysProcess_State_Exception:
|
|
printf("Child terminated abnormally: %s\n",
|
|
kwsysProcess_GetExceptionString(kp));
|
|
result = ((exception != kwsysProcess_GetExitException(kp)) ||
|
|
(value != kwsysProcess_GetExitValue(kp))); break;
|
|
case kwsysProcess_State_Error:
|
|
printf("Error in administrating child process: [%s]\n",
|
|
kwsysProcess_GetErrorString(kp)); break;
|
|
};
|
|
|
|
if(result)
|
|
{
|
|
if(exception != kwsysProcess_GetExitException(kp))
|
|
{
|
|
fprintf(stderr, "Mismatch in exit exception. Should have been %d.\n",
|
|
exception);
|
|
}
|
|
if(value != kwsysProcess_GetExitValue(kp))
|
|
{
|
|
fprintf(stderr, "Mismatch in exit value. Should have been %d.\n",
|
|
value);
|
|
}
|
|
}
|
|
|
|
if(kwsysProcess_GetState(kp) != state)
|
|
{
|
|
fprintf(stderr, "Mismatch in state. Should have been %d.\n", state);
|
|
result = 1;
|
|
}
|
|
|
|
kwsysProcess_Delete(kp);
|
|
return result;
|
|
}
|
|
|
|
int main(int argc, const char* argv[])
|
|
{
|
|
int n = 0;
|
|
#if 0
|
|
{
|
|
HANDLE out = GetStdHandle(STD_OUTPUT_HANDLE);
|
|
DuplicateHandle(GetCurrentProcess(), out,
|
|
GetCurrentProcess(), &out, 0, FALSE,
|
|
DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
|
|
SetStdHandle(STD_OUTPUT_HANDLE, out);
|
|
}
|
|
{
|
|
HANDLE out = GetStdHandle(STD_ERROR_HANDLE);
|
|
DuplicateHandle(GetCurrentProcess(), out,
|
|
GetCurrentProcess(), &out, 0, FALSE,
|
|
DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
|
|
SetStdHandle(STD_ERROR_HANDLE, out);
|
|
}
|
|
#endif
|
|
if(argc == 2)
|
|
{
|
|
n = atoi(argv[1]);
|
|
}
|
|
else if(argc == 3)
|
|
{
|
|
n = atoi(argv[2]);
|
|
}
|
|
/* Check arguments. */
|
|
if(n < 1 || n > 6 || (argc == 3 && strcmp(argv[1], "run") != 0))
|
|
{
|
|
fprintf(stdout, "Usage: %s <test number>\n", argv[0]);
|
|
return 1;
|
|
}
|
|
if(argc == 3)
|
|
{
|
|
switch (n)
|
|
{
|
|
case 1: return test1(argc, argv);
|
|
case 2: return test2(argc, argv);
|
|
case 3: return test3(argc, argv);
|
|
case 4: return test4(argc, argv);
|
|
case 5: return test5(argc, argv);
|
|
case 6: return test6(argc, argv);
|
|
}
|
|
fprintf(stderr, "Invalid test number %d.\n", n);
|
|
return 1;
|
|
}
|
|
|
|
if(n >= 0 && n <= 6)
|
|
{
|
|
int states[6] =
|
|
{
|
|
kwsysProcess_State_Exited,
|
|
kwsysProcess_State_Exited,
|
|
kwsysProcess_State_Expired,
|
|
kwsysProcess_State_Exception,
|
|
kwsysProcess_State_Exited,
|
|
kwsysProcess_State_Expired
|
|
};
|
|
int exceptions[6] =
|
|
{
|
|
kwsysProcess_Exception_None,
|
|
kwsysProcess_Exception_None,
|
|
kwsysProcess_Exception_None,
|
|
kwsysProcess_Exception_Fault,
|
|
kwsysProcess_Exception_None,
|
|
kwsysProcess_Exception_None
|
|
};
|
|
int values[6] = {0, 123, 1, 1, 0, 0};
|
|
int outputs[6] = {1, 1, 1, 1, 1, 0};
|
|
int delays[6] = {0, 0, 0, 0, 0, 1};
|
|
double timeouts[6] = {3, 3, 3, 3, 3, 0.1};
|
|
int r;
|
|
const char* cmd[4];
|
|
cmd[0] = argv[0];
|
|
cmd[1] = "run";
|
|
cmd[2] = argv[1];
|
|
cmd[3] = 0;
|
|
fprintf(stdout, "Output on stdout before test %d.\n", n);
|
|
fprintf(stderr, "Output on stderr before test %d.\n", n);
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
r = runChild(cmd, states[n-1], exceptions[n-1], values[n-1], 0,
|
|
outputs[n-1], delays[n-1], timeouts[n-1]);
|
|
fprintf(stdout, "Output on stdout after test %d.\n", n);
|
|
fprintf(stderr, "Output on stderr after test %d.\n", n);
|
|
fflush(stdout);
|
|
fflush(stderr);
|
|
return r;
|
|
}
|
|
else
|
|
{
|
|
fprintf(stderr, "Test number out of range\n");
|
|
return 1;
|
|
}
|
|
}
|