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#include <kwsys/Process.h>
#include <stdio.h>
#include <stdlib.h>
#if defined(_WIN32)
# include <windows.h>
#else
# include <unistd.h>
#endif
int test1()
{
fprintf(stdout, "Output on stdout from test returning 0.\n");
fprintf(stderr, "Output on stderr from test returning 0.\n");
return 0;
}
int test2()
{
fprintf(stdout, "Output on stdout from test returning 123.\n");
fprintf(stderr, "Output on stderr from test returning 123.\n");
return 123;
}
int test3()
{
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()
{
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 runChild(const char* cmd[], int state, int exception, int value)
{
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, 3);
kwsysProcess_Execute(kp);
while(kwsysProcess_WaitForData(kp, (kwsysProcess_Pipe_STDOUT |
kwsysProcess_Pipe_STDERR),
&data, &length, 0))
{
fwrite(data, 1, length, stdout);
fflush(stdout);
}
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.\n");
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(argc == 2)
{
n = atoi(argv[1]);
}
else if(argc == 3)
{
n = atoi(argv[2]);
}
/* Check arguments. */
if(n < 1 || n > 5 || (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();
case 2: return test2();
case 3: return test3();
case 4: return test4();
}
fprintf(stderr, "Invalid test number %d.\n", n);
return 1;
}
if(n <= 4)
{
int states[4] =
{
kwsysProcess_State_Exited,
kwsysProcess_State_Exited,
kwsysProcess_State_Expired,
kwsysProcess_State_Exception
};
int exceptions[4] = {kwsysProcess_Exception_None, kwsysProcess_Exception_None,
kwsysProcess_Exception_None, kwsysProcess_Exception_Fault};
int values[4] = {0, 123, 1, 1};
const char* cmd[4];
cmd[0] = argv[0];
cmd[1] = "run";
cmd[2] = argv[1];
cmd[3] = 0;
return runChild(cmd, states[n-1], exceptions[n-1], values[n-1]);
}
else
{
return 0;
}
}
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