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Now doesn't crash when using Exec and not ExecToLog. ExecToLog timeout is not yet implemented.

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@1271 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2002-10-02 16:00:18 +00:00
parent 3d1c70f375
commit 5c5ce97e25
3 changed files with 60 additions and 53 deletions
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4
Contrib/nsExec/nsExec.txt
View file

@ -17,7 +17,9 @@ to the logwindow.
The timeout value is optional and is used to set the time in
milliseconds for the plugin to wait for the process to return
before it quits.
before it quits, or the time in milliseconds for the plugin
to wait for output to come out before it quits if using
ExecToLog. The default is no timeout.
Return Value

109
Contrib/nsExec/nsexec.c
View file

@ -29,6 +29,7 @@ freely, subject to the following restrictions:
#define false FALSE
#endif
#define TIMEOUT 15000
#define NOLOG_TIMEOUT 600000
#define LOOPTIMEOUT 100
HINSTANCE g_hInstance;
@ -68,7 +69,7 @@ BOOL WINAPI _DllMainCRTStartup(HANDLE hInst, ULONG ul_reason_for_call, LPVOID lp
}
void ExecScript(BOOL log) {
g_to = TIMEOUT;
g_to = INFINITE;
g_foundto = FALSE;
g_hwndDlg = FindWindowEx(g_hwndParent,NULL,"#32770",NULL);
g_hwndList = FindWindowEx(g_hwndDlg,NULL,"SysListView32",NULL);
@ -78,7 +79,7 @@ void ExecScript(BOOL log) {
if (my_strstr(g_szto,"/TIMEOUT=")) {
g_szto += 9;
g_to = my_atoi(g_szto);
if (g_to<0) g_to = TIMEOUT;
if (g_to<0) g_to = log?TIMEOUT:NOLOG_TIMEOUT;
g_foundto = TRUE;
}
}
@ -112,20 +113,21 @@ void ExecScript(BOOL log) {
return;
}
szUnusedBuf = (char *)GlobalLock(hUnusedBuf);
GetVersionEx(&osv);
if (osv.dwPlatformId == VER_PLATFORM_WIN32_NT) {
InitializeSecurityDescriptor(&sd,SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(&sd,true,NULL,false);
sa.lpSecurityDescriptor = &sd;
}
else sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = true;
if (!CreatePipe(&read_stdout,&newstdout,&sa,0)) {
pushstring("error");
return;
}
}
GetVersionEx(&osv);
if (osv.dwPlatformId == VER_PLATFORM_WIN32_NT) {
InitializeSecurityDescriptor(&sd,SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(&sd,true,NULL,false);
sa.lpSecurityDescriptor = &sd;
}
else sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = true;
if (!CreatePipe(&read_stdout,&newstdout,&sa,0)) {
pushstring("error");
return;
}
GetStartupInfo(&si);
si.dwFlags = STARTF_USESTDHANDLES|STARTF_USESHOWWINDOW;
si.wShowWindow = SW_HIDE;
@ -138,51 +140,54 @@ void ExecScript(BOOL log) {
return;
}
while (dwExit == STILL_ACTIVE || dwRead) {
PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL);
if (dwRead) {
ReadFile(read_stdout, szBuf, sizeof(szBuf)-1, &dwRead, NULL);
szBuf[dwRead] = 0;
if (log) {
char *p, *lineBreak;
SIZE_T iReqLen = lstrlen(szBuf) + lstrlen(szUnusedBuf);
if (GlobalSize(hUnusedBuf) < iReqLen) {
GlobalUnlock(hUnusedBuf);
hUnusedBuf = GlobalReAlloc(hUnusedBuf, iReqLen+sizeof(szBuf), GHND);
if (!hUnusedBuf) {
pushstring("error");
CloseHandle(pi.hThread);
CloseHandle(pi.hProcess);
CloseHandle(newstdout);
CloseHandle(read_stdout);
return;
if (log) {
while (dwExit == STILL_ACTIVE || dwRead) {
PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL);
if (dwRead) {
ReadFile(read_stdout, szBuf, sizeof(szBuf)-1, &dwRead, NULL);
szBuf[dwRead] = 0;
{
char *p, *lineBreak;
SIZE_T iReqLen = lstrlen(szBuf) + lstrlen(szUnusedBuf);
if (GlobalSize(hUnusedBuf) < iReqLen) {
GlobalUnlock(hUnusedBuf);
hUnusedBuf = GlobalReAlloc(hUnusedBuf, iReqLen+sizeof(szBuf), GHND);
if (!hUnusedBuf) {
pushstring("error");
CloseHandle(pi.hThread);
CloseHandle(pi.hProcess);
CloseHandle(newstdout);
CloseHandle(read_stdout);
return;
}
szUnusedBuf = (char *)GlobalLock(hUnusedBuf);
}
szUnusedBuf = (char *)GlobalLock(hUnusedBuf);
}
p = szUnusedBuf; // get the old left overs
lstrcat(p, szBuf);
p = szUnusedBuf; // get the old left overs
lstrcat(p, szBuf);
while (lineBreak = my_strstr(p, "\r\n")) {
*lineBreak = 0;
LogMessage(p);
p = lineBreak + 2;
}
while (lineBreak = my_strstr(p, "\r\n")) {
*lineBreak = 0;
LogMessage(p);
p = lineBreak + 2;
}
// If data was taken out from the unused buffer, move p contents to the start of szUnusedBuf
if (p != szUnusedBuf) {
char *p2 = szUnusedBuf;
while (*p) *p2++ = *p++;
*p2 = 0;
// If data was taken out from the unused buffer, move p contents to the start of szUnusedBuf
if (p != szUnusedBuf) {
char *p2 = szUnusedBuf;
while (*p) *p2++ = *p++;
*p2 = 0;
}
}
}
else Sleep(LOOPTIMEOUT);
GetExitCodeProcess(pi.hProcess, &dwExit);
if (dwExit != STILL_ACTIVE) {
PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL);
}
}
else Sleep(LOOPTIMEOUT);
GetExitCodeProcess(pi.hProcess, &dwExit);
if (dwExit != STILL_ACTIVE) {
PeekNamedPipe(read_stdout, 0, 0, 0, &dwRead, NULL);
}
if (*szUnusedBuf) LogMessage(szUnusedBuf);
}
if (*szUnusedBuf) LogMessage(szUnusedBuf);
else WaitForSingleObject(pi.hProcess, g_to);
wsprintf(szRet,"%d",dwExit);
pushstring(szRet);
CloseHandle(pi.hThread);

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Plugins/nsExec.dll
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