--- /dev/null
+/*
+ * CHOICE.C - internal command.
+ *
+ *
+ * History:
+ *
+ * 12 Jul 1999 (Eric Kohl)
+ * started.
+ */
+
+#include "config.h"
+
+#ifdef INCLUDE_CMD_CHOICE
+
+#include <windows.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <tchar.h>
+
+#include "cmd.h"
+#include "batch.h"
+
+
+static INT
+IsKeyInString (LPTSTR lpString, TCHAR cKey, BOOL bCaseSensitive)
+{
+ PTCHAR p = lpString;
+ INT val = 0;
+
+ while (*p)
+ {
+ if (bCaseSensitive)
+ {
+ if (*p == cKey)
+ return val;
+ }
+ else
+ {
+ if (_totlower (*p) == _totlower (cKey))
+ return val;
+ }
+
+ val++;
+ p++;
+ }
+
+ return -1;
+}
+
+
+INT
+CommandChoice (LPTSTR cmd, LPTSTR param)
+{
+ LPTSTR lpOptions = "YN";
+ LPTSTR lpText = NULL;
+ BOOL bNoPrompt = FALSE;
+ BOOL bCaseSensitive = FALSE;
+ BOOL bTimeout = FALSE;
+ INT nTimeout = 0;
+ TCHAR cDefault = _T('\0');
+ INPUT_RECORD ir;
+ LPTSTR p, np;
+ LPTSTR *arg;
+ INT argc;
+ INT i;
+ INT val;
+
+ if (_tcsncmp (param, _T("/?"), 2) == 0)
+ {
+ ConOutPuts (_T("Prompts the user to select an option.\n"
+ "\n"
+ "CHOICE [/C[:]options][/N][/S][/T[:]c,nn][text]\n"
+ "\n"
+ " /C[:]options Allowed option characters. Default is YN.\n"
+ " /N The option characters and the question mark will\n"
+ " not be appended.\n"
+ " /S Input is case sensitive.\n"
+ " /T[:]c,nn Default to c after nn seconds.\n"
+ " text Displayed prompt.\n"
+ "\n"
+ "ERRORLEVEL ...\n"));
+ return 0;
+ }
+
+ /* retrieve text */
+ p = param;
+
+ while (TRUE)
+ {
+ if (*p == _T('\0'))
+ break;
+ if (*p != _T('/'))
+ {
+ lpText = p;
+ break;
+ }
+ np = _tcschr (p, _T(' '));
+ if (!np)
+ break;
+ p = np + 1;
+ }
+
+ /* build parameter array */
+ arg = split (param, &argc);
+
+ /* evaluate arguments */
+ if (argc > 0)
+ {
+ for (i = 0; i < argc; i++)
+ {
+ if (_tcsnicmp (arg[i], _T("/c"), 2) == 0)
+ {
+ if (arg[i][2] == _T(':'))
+ lpOptions = &arg[i][3];
+ else
+ lpOptions = &arg[i][2];
+
+ if (_tcslen (lpOptions) == 0)
+ {
+ ConErrPuts (_T("CHOICE: Error!!"));
+ freep (arg);
+ return 1;
+ }
+ }
+ else if (_tcsnicmp (arg[i], _T("/n"), 2) == 0)
+ {
+ bNoPrompt = TRUE;
+ }
+ else if (_tcsnicmp (arg[i], _T("/s"), 2) == 0)
+ {
+ bCaseSensitive = TRUE;
+ }
+ else if (_tcsnicmp (arg[i], _T("/t"), 2) == 0)
+ {
+ LPTSTR s;
+
+ if (arg[i][2] == _T(':'))
+ {
+ cDefault = arg[i][3];
+ s = & arg[i][4];
+ }
+ else
+ {
+ cDefault = arg[i][2];
+ s = & arg[i][3];
+ }
+
+ if (*s != _T(','))
+ {
+ ConErrPrintf (_T("Format Error: /T!!\n"));
+ freep (arg);
+ return 1;
+ }
+
+ s++;
+ nTimeout = _ttoi(s);
+ bTimeout = TRUE;
+ }
+ else if (arg[i][0] == _T('/'))
+ {
+ ConErrPrintf (_T("Illegal Option: %s"), arg[i]);
+ freep (arg);
+ return 1;
+ }
+ }
+ }
+
+ /* print text */
+ if (lpText)
+ ConOutPrintf (_T("%s"), lpText);
+
+ /* print options */
+ if (bNoPrompt == FALSE)
+ {
+ ConOutPrintf (_T("[%c"), lpOptions[0]);
+
+ for (i = 1; i < _tcslen (lpOptions); i++)
+ ConOutPrintf (_T(",%c"), lpOptions[i]);
+
+ ConOutPrintf (_T("]?"));
+ }
+
+ ConInFlush ();
+
+ if (bTimeout)
+ {
+ if (WaitForSingleObject (GetStdHandle(STD_INPUT_HANDLE),
+ nTimeout * 1000) == WAIT_TIMEOUT)
+ {
+ val = IsKeyInString (lpOptions,
+ cDefault,
+ bCaseSensitive);
+
+ if (val >= 0)
+ {
+ ConOutPrintf (_T("%c\n"), lpOptions[val]);
+
+ nErrorLevel = val + 1;
+
+ freep (arg);
+#ifdef _DEBUG
+ DebugPrintf (_T("ErrorLevel: %d\n"), nErrorLevel);
+#endif /* _DEBUG */
+ return 0;
+ }
+
+ }
+ }
+
+ while (TRUE)
+ {
+ ConInKey (&ir);
+
+ val = IsKeyInString (lpOptions,
+#ifdef _UNICODE
+ ir.Event.KeyEvent.uChar.UnicodeChar,
+#else
+ ir.Event.KeyEvent.uChar.AsciiChar,
+#endif /* _UNICODE */
+ bCaseSensitive);
+
+ if (val >= 0)
+ {
+ ConOutPrintf (_T("%c\n"), lpOptions[val]);
+
+ nErrorLevel = val + 1;
+
+ break;
+ }
+
+ Beep (440, 50);
+ }
+
+ freep (arg);
+
+#ifdef _DEBUG
+ DebugPrintf (_T("ErrorLevel: %d\n"), nErrorLevel);
+#endif /* _DEBUG */
+
+ return 0;
+}
+#endif /* INCLUDE_CMD_CHOICE */
+
+/* EOF */
all: cmd.exe
OBJECTS = ../common/crt0.o cmd.o attrib.o alias.o batch.o beep.o call.o \
- chcp.o cls.o cmdinput.o cmdtable.o color.o console.o copy.o date.o \
- del.o dir.o dirstack.o echo.o error.o filecomp.o for.o goto.o \
- history.o if.o internal.o label.o locale.o misc.o move.o path.o \
- pause.o prompt.o redir.o ren.o set.o shift.o start.o time.o title.o \
- type.o ver.o verify.o vol.o where.o
+ chcp.o choice.o cls.o cmdinput.o cmdtable.o color.o console.o \
+ copy.o date.o del.o dir.o dirstack.o echo.o error.o filecomp.o \
+ for.o goto.o history.o if.o internal.o label.o locale.o misc.o \
+ move.o path.o pause.o prompt.o redir.o ren.o set.o shift.o \
+ start.o time.o title.o type.o ver.o verify.o vol.o where.o
LIBS= ../../lib/kernel32/kernel32.a ../../lib/crtdll/crtdll.a
projects / reactos.git / commitdiff