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Reactos
1/*
2 * BATCH.H - A structure to preserve the context of a batch file
3 */
4
5#pragma once
6
7/*
8 * This batch type enumeration allows us to adjust the behaviour of some commands
9 * depending on whether they are run from within a .BAT or a .CMD file.
10 * The behaviour is selected when the top-level batch file is loaded,
11 * and it remains the same for any child batch file that may be loaded later.
12 *
13 * See https://ss64.com/nt/errorlevel.html for more details.
14 */
15typedef enum _BATCH_TYPE
16{
17 NONE,
18 BAT_TYPE, /* Old-style DOS batch file */
19 CMD_TYPE /* New-style NT OS/2 batch file */
20} BATCH_TYPE;
21
22
23/* Enable this define for Windows' CMD batch-echo behaviour compatibility */
24#define MSCMD_BATCH_ECHO
25
26typedef struct _BATCH_CONTEXT
27{
28 struct _BATCH_CONTEXT *prev;
29 char *mem; /* batchfile content in memory */
30 DWORD memsize; /* size of batchfile */
31 DWORD mempos; /* current position to read from */
32 BOOL memfree; /* true if it need to be freed when exitbatch is called */
33 TCHAR BatchFilePath[MAX_PATH];
34 LPTSTR params;
35 LPTSTR raw_params; /* Holds the raw params given by the input */
36 INT shiftlevel[10];
37#ifndef MSCMD_BATCH_ECHO
38 BOOL bEcho; /* Preserve echo flag across batch calls */
39#endif
40 REDIRECTION *RedirList;
41 PARSED_COMMAND *current;
42 struct _SETLOCAL *setlocal;
43} BATCH_CONTEXT, *PBATCH_CONTEXT;
44
45typedef struct _FOR_CONTEXT
46{
47 struct _FOR_CONTEXT *prev;
48 TCHAR firstvar;
49 UINT varcount;
50 LPTSTR *values;
51} FOR_CONTEXT, *PFOR_CONTEXT;
52
53
54/*
55 * The stack of current batch contexts.
56 * NULL when no batch is active.
57 */
58extern BATCH_TYPE BatType;
59extern PBATCH_CONTEXT bc;
60extern PFOR_CONTEXT fc;
61
62#ifdef MSCMD_BATCH_ECHO
63extern BOOL bBcEcho;
64#endif
65
66extern BOOL bEcho; /* The echo flag */
67
68#define BATCH_BUFFSIZE 8192
69
70extern TCHAR textline[BATCH_BUFFSIZE]; /* Buffer for reading Batch file lines */
71
72
73BOOL
74FindArg(
75 IN TCHAR Char,
76 OUT PCTSTR* ArgPtr,
77 OUT BOOL* IsParam0);
78
79VOID ExitBatch(VOID);
80VOID ExitAllBatches(VOID);
81INT Batch(LPTSTR, LPTSTR, LPTSTR, PARSED_COMMAND *);
82BOOL BatchGetString(LPTSTR lpBuffer, INT nBufferLength);
83LPTSTR ReadBatchLine(VOID);
84VOID AddBatchRedirection(REDIRECTION **);