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misc.h
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/*
* MISC.C -- Misc. Functions declarations
*
* 2000/07/13 ska
* started
*/
#ifndef MISC_H
#define MISC_H
#include <stdio.h>
#include <portable.h>
#ifndef DEBUG
#undef stdin
#undef stdout
#undef stderr
extern FILE *stdin, *stdout, *stderr;
#undef fileno
#define fileno(f) ((int)(f))
#endif
#include "../include/datefunc.h"
#include "../include/timefunc.h"
enum OnOff { /* ON/OFF tester */
OO_Empty = 0, /* Empty line */
OO_Null, /* NULL line */
OO_On, /* "ON" */
OO_Off, /* "OFF" */
OO_Other /* else */
};
typedef enum {
STRINGS_LOADED
, STRINGS_ID_MISMATCH
, STRINGS_SIZE_MISMATCH
, STRINGS_NOT_FOUND
, STRINGS_READ_ERROR
, STRINGS_OUT_OF_MEMORY
} loadStatus;
#define BREAK_BATCHFILE 1
#define BREAK_ENDOFBATCHFILES 2
#define BREAK_INPUT 3
#define BREAK_IGNORE 4
#define BREAK_FORCMD 5
#define cbreak chkCBreak(0)
#define MAXARGS 20
#define MAXLEN 256
#define exist dfnstat
/* transformed into constants
unsigned far *maxx = MK_FP(0x40, 0x4a);
unsigned char far *maxy = MK_FP(0x40, 0x84);
*/
#define MAX_X (*(unsigned int far*)MK_FP(0x40, 0x4a))
#define MAX_Y (*(unsigned char far*)MK_FP(0x40, 0x84) == 0 ? 24 : *(unsigned char far*)MK_FP(0x40, 0x84)) /* when 0040:0084 contains 0, assume 25 rows (CGA...) */
#define SCREEN_COLS MAX_X
#define SCREEN_ROWS (MAX_Y + 1)
extern FILE *errStream;
#define outStream stdout
extern int swapOnExec, defaultToSwap, swapContext;
void display_errno_fnam_error(const char * const fnam);
void displayExitcode(void);
void outc( char c );
void outs( const char * const s );
int cgetchar(void);
int vcgetchar(void);
int vcgetcstr(const char *const legalCh);
int keypressed(void);
int cgetchar_timed(int secs);
int chkCBreak(int mode);
const char *getCurrenConDev(void);
int setCurrentConDev(const char * dnam);
void beep(void);
void beep_low(void);
char *comFile(void);
char *comPathFile(const char * fnam);
char *comResFile(void);
#define comRespawnFile comResFile
int validResFile(const char * const fnam);
void dispCount(int cnt, unsigned base_id);
int drvNum(int drive);
char *cwd(int drive);
char *abspath(const char * const fnam, const int warn);
char *truepath(const char * const fnam);
int changeDrive(int drive);
int mk_rd_dir(char *param, int (*func) (const char *, int recursiveMode, int quiet), char *fctname);
void cutBackslash(char * const s);
int cd_dir(char *param, int cdd, const char * const fctname);
enum OnOff onoffStr(char *line);
#if defined(__TURBOC__)
#define sfn_open _open
#define dos_close _close
#else
int sfn_open(const char *pathname, int flags);
#if defined(__GNUC__)
#define stricmp strcasecmp
#define strcmpi strcasecmp
#define strnicmp strncasecmp
#define memicmp strncasecmp
int dos_close(int fd);
#else
#define dos_close _dos_close
#endif
#endif
int dos_read(int fd, void *buf, unsigned int len);
int dos_write(int fd, const void *buf, unsigned int len);
#define sfnfindfirst(path,attrib,ffblk) findfirst(path,attrib,ffblk)
#define sfnfindnext(ffblk) findnext(ffblk)
#ifndef dos_open
#define dos_open sfn_open
#define dos_creat sfn_creat
#define dos_findfirst sfnfindfirst
#define dos_findnext sfnfindnext
#define dos_findclose(ffblk)
#endif
int sfn_creat(const char *pathname, int attr);
int sfn_creatnew(const char *pathname, int attr);
size_t farread(int fd, void far*buf, size_t length);
size_t farwrite(int fd, void far*buf, size_t length);
unsigned allocPermBlk(const unsigned size, const unsigned mode);
unsigned allocSysBlk(const unsigned size, const unsigned mode);
unsigned allocMemBlk(const unsigned size, const unsigned mode);
void freeSysBlk(const unsigned segm);
void myperror(const char *msg);
void myfnsplit(const char *path, char *buf,
char *drv, char **dir, char **name, char **ext);
void myfnmerge(char *path,
const char *drive,
const char *dir,
const char *fname,
const char *ext);
char far *_fstpcpy(char far *dst, const char far *src);
void partstrlower(char *str);
void readcommand(char * const str, int maxlen);
void readcommandDOS(char * const str, int maxlen);
void readcommandEnhanced(char * const str, const int maxlen);
int set_readcommandType(int enhanced);
void convert(unsigned long num, unsigned int billions, char * const des);
void goxy(const unsigned char x, const unsigned char y);
void setErrorLevel(int rc);
void execute(char *first, char *rest, int lh_lf);
int exec(const char *, char *, const unsigned);
void restoreSession(void);
void saveSession(void);
int samefile(const char * const f1, const char * const f2);
void fillFnam(char *dest, const char * const pattern, const char * const fnam);
int is_fnchar(const int c);
int is_fnstr(const char * const s);
int is_pathdelim(const int c);
int is_empty(const char *s);
#define is_quote(c) ((c) == '"')
char *skipfnam(const char * const fnam);
unsigned mywherex(void);
unsigned mywherey(void);
/************* Imported from LH.ASM */
int dosGetUMBLinkState(void);
void dosSetUMBLinkState(int newState);
int dosGetAllocStrategy(void);
void dosSetAllocStrategy(int newState);
word GetFirstMCB(void);
char *curTime(void);
char *curDateLong(void);
int parsedate(const char * s, struct dosdate_t * const datep);
int parsetime(const char * s, struct dostime_t * const timep);
void displayPrompt(const char *pr);
void printprompt(void);
int showcmds(char *rest);
int grabComFilename(const int warn, const char far * const fnam);
void displayString(unsigned id,...);
void displayError(unsigned id,...);
int userprompt(unsigned id,...);
int getPromptString(unsigned id, char ** const chars, char ** const fmt);
#define freePromptString(chars,fmt) free(chars)
int mapMetakey(const char * const chars, int ch);
char *getMessage(unsigned id);
char *defaultMessage(unsigned id);
char *getString(unsigned id);
void unloadMsgs(void);
unsigned msgSegment(void);
char *tmpfn(void);
char *mktempfile(const char * const path, const char *ext);
void killtmpfn(char * const);
char *find_which(const char * const fname);
int getbreak(void);
void setbreak(const int OnOff);
char *getEnv(char *);
int chgEnv(const char[], const char[]);
int chgEnvRemove(const char[], const char[]);
int chgEnvCase(const int, char[], const char[]);
char *trimsp(char *str);
char *ltrimsp(const char *str);
void rtrimsp(char * const str);
char *parsenum(const char *s, int maxCnt, int *cnt, int nums[]);
char *textlineEnd(const char * const buf, const size_t buflen);
int truncate(int fd);
/*
void aliasprint(void);
void aliaschange(const char * const name, const char * const value);
char *alias_mangleFNam(const char * const name);
word alias_find(char * const tagged_name);
*/
/* wrapper functions for ..\include\context.h
- may disapeear in the future */
/* history wrapper: negative idx --> from end of buffer;
currently no non-negative idx used */
int histGet(const int num, char * const str, const unsigned len);
void histSet(const int num, const char * const str);
void lastDirSet(void);
void lastDirGet(char ** const buf);
int appendDisable(void);
void appendRestore(const int state);
void registerCriterRepeatCheckAddr(word far *);
char *critDriveReport(void);
void critEnableRepeatCheck(void);
unsigned critDisableRepeatCheck(void);
void critEndRepCheck(void);
#endif