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msvcrt: Implement _wpopen and forward _popen to it.

This commit is contained in:
Hans Leidekker 2008-01-07 14:22:36 +01:00 committed by Alexandre Julliard
parent 3debf28215
commit 118bee860a
2 changed files with 44 additions and 26 deletions
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1
dlls/msvcrt/msvcrt.h
View File

@ -623,6 +623,7 @@ MSVCRT_clock_t MSVCRT_clock(void);
double MSVCRT_difftime(MSVCRT_time_t time1, MSVCRT_time_t time2);
MSVCRT_time_t MSVCRT_time(MSVCRT_time_t*);
MSVCRT_FILE* MSVCRT__fdopen(int, const char *);
MSVCRT_FILE* MSVCRT__wfdopen(int, const MSVCRT_wchar_t *);
int MSVCRT_vsnprintf(char *str, unsigned int len, const char *format, va_list valist);
int MSVCRT_vsnwprintf(MSVCRT_wchar_t *str, unsigned int len,
const MSVCRT_wchar_t *format, va_list valist );

69
dlls/msvcrt/process.c
View File

@ -721,22 +721,21 @@ MSVCRT_intptr_t CDECL _wspawnvp(int flags, const MSVCRT_wchar_t* name, const MSV
}
/*********************************************************************
* _popen (MSVCRT.@)
* FIXME: convert to _wpopen and call that from here instead? But it
* would have to convert the command back to ANSI to call msvcrt_spawn,
* less than ideal.
* _wpopen (MSVCRT.@)
*
* Unicode version of _popen
*/
MSVCRT_FILE* CDECL MSVCRT__popen(const char* command, const char* mode)
MSVCRT_FILE* CDECL MSVCRT__wpopen(const MSVCRT_wchar_t* command, const MSVCRT_wchar_t* mode)
{
static const char wcmd[] = "cmd", cmdFlag[] = " /C ", comSpec[] = "COMSPEC";
MSVCRT_FILE *ret;
BOOL readPipe = TRUE;
int textmode, fds[2], fdToDup, fdToOpen, fdStdHandle = -1, fdStdErr = -1;
const char *p;
char *cmdcopy;
DWORD comSpecLen;
const MSVCRT_wchar_t *p;
MSVCRT_wchar_t *comspec, *fullcmd;
unsigned int len;
static const MSVCRT_wchar_t flag[] = {' ','/','c',' ',0};
TRACE("(command=%s, mode=%s)\n", debugstr_a(command), debugstr_a(mode));
TRACE("(command=%s, mode=%s)\n", debugstr_w(command), debugstr_w(mode));
if (!command || !mode)
return NULL;
@ -782,27 +781,27 @@ MSVCRT_FILE* CDECL MSVCRT__popen(const char* command, const char* mode)
MSVCRT__close(fds[fdToDup]);
comSpecLen = GetEnvironmentVariableA(comSpec, NULL, 0);
if (!comSpecLen)
comSpecLen = strlen(wcmd) + 1;
cmdcopy = HeapAlloc(GetProcessHeap(), 0, comSpecLen + strlen(cmdFlag)
+ strlen(command));
if (!GetEnvironmentVariableA(comSpec, cmdcopy, comSpecLen))
strcpy(cmdcopy, wcmd);
strcat(cmdcopy, cmdFlag);
strcat(cmdcopy, command);
if (msvcrt_spawn(MSVCRT__P_NOWAIT, NULL, cmdcopy, NULL) == -1)
if (!(comspec = msvcrt_get_comspec())) goto error;
len = strlenW(comspec) + strlenW(flag) + strlenW(command) + 1;
if (!(fullcmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(MSVCRT_wchar_t)))) goto error;
strcpyW(fullcmd, comspec);
strcatW(fullcmd, flag);
strcatW(fullcmd, command);
HeapFree(GetProcessHeap(), 0, comspec);
if (msvcrt_spawn_wide(MSVCRT__P_NOWAIT, NULL, fullcmd, NULL) == -1)
{
MSVCRT__close(fds[fdToOpen]);
ret = NULL;
}
else
{
ret = MSVCRT__fdopen(fds[fdToOpen], mode);
ret = MSVCRT__wfdopen(fds[fdToOpen], mode);
if (!ret)
MSVCRT__close(fds[fdToOpen]);
}
HeapFree(GetProcessHeap(), 0, cmdcopy);
HeapFree(GetProcessHeap(), 0, fullcmd);
MSVCRT__dup2(fdStdHandle, fdToDup);
MSVCRT__close(fdStdHandle);
if (readPipe)
@ -821,12 +820,30 @@ error:
}
/*********************************************************************
* _wpopen (MSVCRT.@)
* _popen (MSVCRT.@)
*/
MSVCRT_FILE* CDECL MSVCRT__wpopen(const MSVCRT_wchar_t* command, const MSVCRT_wchar_t* mode)
MSVCRT_FILE* CDECL MSVCRT__popen(const char* command, const char* mode)
{
FIXME("(command=%s, mode=%s): stub\n", debugstr_w(command), debugstr_w(mode));
return NULL;
MSVCRT_FILE *ret;
MSVCRT_wchar_t *cmdW, *modeW;
TRACE("(command=%s, mode=%s)\n", debugstr_a(command), debugstr_a(mode));
if (!command || !mode)
return NULL;
if (!(cmdW = msvcrt_wstrdupa(command))) return NULL;
if (!(modeW = msvcrt_wstrdupa(mode)))
{
HeapFree(GetProcessHeap(), 0, cmdW);
return NULL;
}
ret = MSVCRT__wpopen(cmdW, modeW);
HeapFree(GetProcessHeap(), 0, cmdW);
HeapFree(GetProcessHeap(), 0, modeW);
return ret;
}
/*********************************************************************