reactos/base/shell/cmd/batch.h
Hermès Bélusca-Maïto 3f892a8d6b
[CMD] Add missing memory allocation NULL checks (#161). CORE-8304
Adapted from a patch by Jacob S. Preciado.

Bring also the code suggestions emitted during review.
2018-08-21 14:02:24 +02:00

54 lines
1.4 KiB
C

/*
* BATCH.H - A structure to preserve the context of a batch file
*/
#pragma once
typedef struct tagBATCHCONTEXT
{
struct tagBATCHCONTEXT *prev;
char *mem; /* batchfile content in memory */
DWORD memsize; /* size of batchfile */
DWORD mempos; /* current position to read from */
BOOL memfree; /* true if it need to be freed when exitbatch is called */
TCHAR BatchFilePath[MAX_PATH];
LPTSTR params;
LPTSTR raw_params; /* Holds the raw params given by the input */
INT shiftlevel[10];
BOOL bEcho; /* Preserve echo flag across batch calls */
REDIRECTION *RedirList;
PARSED_COMMAND *current;
struct _SETLOCAL *setlocal;
} BATCH_CONTEXT, *LPBATCH_CONTEXT;
typedef struct tagFORCONTEXT
{
struct tagFORCONTEXT *prev;
TCHAR firstvar;
UINT varcount;
LPTSTR *values;
} FOR_CONTEXT, *LPFOR_CONTEXT;
/*
* The stack of current batch contexts.
* NULL when no batch is active
*/
extern LPBATCH_CONTEXT bc;
extern LPFOR_CONTEXT fc;
extern BOOL bEcho; /* The echo flag */
#define BATCH_BUFFSIZE 8192
extern TCHAR textline[BATCH_BUFFSIZE]; /* Buffer for reading Batch file lines */
LPTSTR FindArg(TCHAR, BOOL *);
LPTSTR BatchParams(LPTSTR, LPTSTR);
VOID ExitBatch(VOID);
INT Batch(LPTSTR, LPTSTR, LPTSTR, PARSED_COMMAND *);
BOOL BatchGetString(LPTSTR lpBuffer, INT nBufferLength);
LPTSTR ReadBatchLine(VOID);
VOID AddBatchRedirection(REDIRECTION **);