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#include "rtprocess.h" |
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|
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SUBPROC sp_inactive; /* zero initialization is fine */ |
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|
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int |
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win_nice(int inc) /* simple nice(2) replacement for Windows */ |
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{ |
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in the process that calls ExitProcess. |
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As presented by Andrew Tucker in Windows Developer Magazine. |
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*/ |
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#ifndef OBSOLETE_WINDOWS /* won't work on Win 9X/ME/CE. */ |
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BOOL SafeTerminateProcess(HANDLE hProcess, UINT uExitCode) |
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{ |
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DWORD dwTID, dwCode, dwErr = 0; |
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if ( !bSuccess ) SetLastError(dwErr); |
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return bSuccess; |
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} |
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– |
#endif |
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|
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|
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static int |
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CloseHandle(hFromChildWrite); hFromChildWrite = NULL; |
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CloseHandle(hToChildRead); hToChildRead = NULL; |
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/* get the file descriptors */ |
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< |
proc->r = _open_osfhandle((long)hRead, _O_RDONLY); |
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< |
proc->w = _open_osfhandle((long)hWrite, _O_APPEND); |
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proc->r = _open_osfhandle((long)hRead, _O_RDONLY|_O_BINARY); |
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proc->w = _open_osfhandle((long)hWrite, _O_APPEND|_O_BINARY); |
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proc->pid = PInfo.dwProcessId; |
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proc->running = 1; |
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proc->flags = PF_RUNNING; |
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CloseHandle(hCurProc); |
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/* Windows doesn't tell us the actual buffer size */ |
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return PIPE_BUF; |
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if(hRead) CloseHandle(hRead); |
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if(hWrite) CloseHandle(hWrite); |
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if(hCurProc) CloseHandle(hCurProc); |
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< |
proc->running = 0; |
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> |
proc->flags = 0; |
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return -1; |
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/* There... Are we happy now? */ |
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} |
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|
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|
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< |
static int /* copied size or -1 on error */ |
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static size_t /* copied size or -1 on error */ |
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wordncopy( /* copy (quoted) src to dest. */ |
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|
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char * dest, |
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char * src, |
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< |
int dlen, |
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> |
size_t dlen, |
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int insert_space, /* prepend a space */ |
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int force_dq /* turn 'src' into "dest" (for Win command line) */ |
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) |
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{ |
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< |
int slen; |
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< |
int pos = 0; |
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> |
size_t slen; |
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> |
size_t pos = 0; |
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|
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slen = strlen(src); |
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if (insert_space) { |
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) |
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{ |
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static char *cmdstr; |
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< |
static int clen; |
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> |
static size_t clen; |
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char *newcs; |
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< |
int newlen, pos, res, i; |
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> |
size_t newlen, pos, i, res; |
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|
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newlen = strlen(cmdpath) + 3; /* allow two quotes plus the final \0 */ |
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for (i = 0; sl[i] != NULL; i++) { |
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char *cmdpath; |
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char *cmdstr; |
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|
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< |
if (av == NULL || av[0] == NULL) { |
| 283 |
> |
if (av == NULL || av[0] == NULL || proc->flags) { |
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fputs("Illegal call to open_process()!\n", stderr); |
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return -1; |
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} |
| 287 |
< |
proc->running = 0; |
| 287 |
> |
proc->pid = 0; |
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if (av == NULL) { return -1; } |
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cmdpath = getpath(av[0], getenv("PATH"), X_OK); |
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cmdstr = quoted_cmdline(cmdpath, av+1); |
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hProc = OpenProcess(SYNCHRONIZE|PROCESS_TERMINATE, FALSE, pid); |
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/* it looks like we want to ignore errors here */ |
| 302 |
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if(hProc != NULL) { |
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– |
#ifdef OBSOLETE_WINDOWS |
| 303 |
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#define KILL_TIMEOUT 10 * 1000 /* milliseconds */ |
| 304 |
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/* it might have some windows open... */ |
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EnumWindows((WNDENUMPROC)TerminateAppEnum, (LPARAM)pid); |
| 306 |
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if(WaitForSingleObject(hProc, KILL_TIMEOUT)!=WAIT_OBJECT_0) { |
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– |
/* No way to avoid dangling DLLs here. */ |
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– |
TerminateProcess(hProc, 0); |
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– |
} |
| 310 |
– |
#else |
| 303 |
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SafeTerminateProcess(hProc, 0); |
| 312 |
– |
#endif |
| 313 |
– |
/* WaitForSingleObject(hProc, 0); */ |
| 314 |
– |
/* not much use to wait on Windows */ |
| 304 |
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CloseHandle(hProc); |
| 305 |
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} |
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return 0; /* XXX we need to figure out more here... */ |
| 308 |
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|
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|
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|
int |
| 311 |
< |
close_process(SUBPROC *proc) { |
| 312 |
< |
int icres, ocres; |
| 311 |
> |
close_processes(SUBPROC pd[], int nproc) { |
| 312 |
> |
int i, icres, ocres; |
| 313 |
|
DWORD pid; |
| 314 |
|
|
| 315 |
< |
ocres = close(proc->w); |
| 316 |
< |
icres = close(proc->r); |
| 317 |
< |
pid = proc->pid; |
| 318 |
< |
if(ocres != 0 || icres != 0) { |
| 319 |
< |
/* something went wrong: enforce infanticide */ |
| 320 |
< |
/* other than that, it looks like we want to ignore errors here */ |
| 321 |
< |
if (proc->running) { |
| 322 |
< |
win_kill(pid, 0); |
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> |
for (i = 0; i < nproc; i++) { |
| 316 |
> |
if (pd[i].flags & PF_RUNNING) { |
| 317 |
> |
ocres = close(pd[i].w); |
| 318 |
> |
icres = close(pd[i].r); |
| 319 |
> |
pd[i].flags = 0; |
| 320 |
> |
if(ocres != 0 || icres != 0) { |
| 321 |
> |
/* something went wrong: enforce infanticide */ |
| 322 |
> |
/* other than that, it looks like we want to ignore errors */ |
| 323 |
> |
win_kill(pd[i].pid, 0); |
| 324 |
> |
} |
| 325 |
|
} |
| 326 |
+ |
pd[i].pid = 0; |
| 327 |
|
} |
| 336 |
– |
proc->running = 0; |
| 328 |
|
return 0; /* XXX we need to figure out more here... */ |
| 329 |
|
} |
| 330 |
|
|
| 339 |
|
char ret[1024]; |
| 340 |
|
char *command[]= {"word", "gappy word", "\"quoted words\"", "'squoted words'", NULL}; |
| 341 |
|
|
| 342 |
< |
res = open_process(&proc, command) |
| 342 |
> |
proc.flags = 0; |
| 343 |
> |
proc.pid = 0; |
| 344 |
> |
res = open_process(&proc, command) |
| 345 |
|
if (res == 0) { |
| 346 |
|
printf("open_process() failed with return value 0\n"); |
| 347 |
|
return -1; |
