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joko |
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/* $Id: utils_proc.c,v 1.3 2006/06/16 00:31:50 joko Exp $ */ |
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joko |
1.1 |
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#include <windows.h> |
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joko |
1.3 |
// background process bookkeeping |
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joko |
1.4 |
HANDLE plist[MAXIMUM_WAIT_OBJECTS-1]; |
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int plist_count = 0; |
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joko |
1.3 |
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joko |
1.1 |
BOOL os_start_process(char * filename, BOOL background) { |
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STARTUPINFO si; |
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PROCESS_INFORMATION pi; |
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joko |
1.2 |
BOOL proc_ok; |
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1.1 |
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//printf("start_process: '%s'\n", filename); |
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// initialize structures |
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ZeroMemory(&si,sizeof(si)); |
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si.cb = sizeof(STARTUPINFO); |
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ZeroMemory(&pi,sizeof(pi)); |
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// actually do something now... |
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joko |
1.2 |
proc_ok = CreateProcess( |
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joko |
1.1 |
NULL, filename, |
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NULL, NULL, FALSE, 0, |
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NULL, NULL, |
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&si, |
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&pi |
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); |
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joko |
1.2 |
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// did something fail? |
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if (!proc_ok) { |
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check_alert_error("CreateProcess"); |
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return FALSE; |
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} |
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1.1 |
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// 1. background mode |
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if (background) { |
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// TODO: background process bookkeeping |
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1.4 |
plist[plist_count] = pi.hProcess; |
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plist_count++; |
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joko |
1.1 |
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// 2. normal (blocking) mode |
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} else { |
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long status; |
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status = WaitForSingleObject(pi.hProcess, INFINITE); |
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1.3 |
// close process handle |
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1.1 |
CloseHandle(pi.hProcess); |
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// check for and handle errors |
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if (status == WAIT_FAILED) { |
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check_alert_error("WaitForSingleObject"); |
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return FALSE; |
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} |
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} |
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return TRUE; |
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} |
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joko |
1.3 |
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BOOL os_wait_for_processes() { |
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long status; |
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int i; |
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HANDLE hProcess; |
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joko |
1.4 |
if (plist_count == 0) |
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return TRUE; |
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status = WaitForMultipleObjects(plist_count, plist, TRUE, INFINITE); |
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joko |
1.3 |
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// close process handles |
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joko |
1.4 |
for (i = 0; i < plist_count; i++) { |
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//printf("close process handles\n"); |
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joko |
1.3 |
hProcess = plist[i]; |
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CloseHandle(hProcess); |
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} |
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// reset process counter |
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1.4 |
plist_count = 0; |
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1.3 |
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// check for and handle errors |
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if (status == WAIT_FAILED) { |
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check_alert_error("WaitForMultipleObjects"); |
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return FALSE; |
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} |
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return TRUE; |
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} |