mirror of
https://github.com/0intro/conterm
synced 2024-11-25 23:19:36 +03:00
86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
/*
|
|
* dofmt -- format to a buffer
|
|
* the number of characters formatted is returned,
|
|
* or -1 if there was an error.
|
|
* if the buffer is ever filled, flush is called.
|
|
* it should reset the buffer and return whether formatting should continue.
|
|
*/
|
|
|
|
typedef int (*Fmts)(Fmt*);
|
|
|
|
typedef struct Quoteinfo Quoteinfo;
|
|
struct Quoteinfo
|
|
{
|
|
int quoted; /* if set, string must be quoted */
|
|
int nrunesin; /* number of input runes that can be accepted */
|
|
int nbytesin; /* number of input bytes that can be accepted */
|
|
int nrunesout; /* number of runes that will be generated */
|
|
int nbytesout; /* number of bytes that will be generated */
|
|
};
|
|
|
|
void *_fmtflush(Fmt*, void*, int);
|
|
void *_fmtdispatch(Fmt*, void*, int);
|
|
int _floatfmt(Fmt*, double);
|
|
int _fmtpad(Fmt*, int);
|
|
int _rfmtpad(Fmt*, int);
|
|
int _fmtFdFlush(Fmt*);
|
|
|
|
int _efgfmt(Fmt*);
|
|
int _charfmt(Fmt*);
|
|
int _countfmt(Fmt*);
|
|
int _flagfmt(Fmt*);
|
|
int _percentfmt(Fmt*);
|
|
int _ifmt(Fmt*);
|
|
int _runefmt(Fmt*);
|
|
int _runesfmt(Fmt*);
|
|
int _strfmt(Fmt*);
|
|
int _badfmt(Fmt*);
|
|
int _fmtcpy(Fmt*, void*, int, int);
|
|
int _fmtrcpy(Fmt*, void*, int n);
|
|
|
|
void _fmtlock(void);
|
|
void _fmtunlock(void);
|
|
|
|
#define FMTCHAR(f, t, s, c)\
|
|
do{\
|
|
if(t + 1 > (char*)s){\
|
|
t = _fmtflush(f, t, 1);\
|
|
if(t != nil)\
|
|
s = f->stop;\
|
|
else\
|
|
return -1;\
|
|
}\
|
|
*t++ = c;\
|
|
}while(0)
|
|
|
|
#define FMTRCHAR(f, t, s, c)\
|
|
do{\
|
|
if(t + 1 > (Rune*)s){\
|
|
t = _fmtflush(f, t, sizeof(Rune));\
|
|
if(t != nil)\
|
|
s = f->stop;\
|
|
else\
|
|
return -1;\
|
|
}\
|
|
*t++ = c;\
|
|
}while(0)
|
|
|
|
#define FMTRUNE(f, t, s, r)\
|
|
do{\
|
|
Rune _rune;\
|
|
int _runelen;\
|
|
if(t + UTFmax > (char*)s && t + (_runelen = runelen(r)) > (char*)s){\
|
|
t = _fmtflush(f, t, _runelen);\
|
|
if(t != nil)\
|
|
s = f->stop;\
|
|
else\
|
|
return -1;\
|
|
}\
|
|
if(r < Runeself)\
|
|
*t++ = r;\
|
|
else{\
|
|
_rune = r;\
|
|
t += runetochar(t, &_rune);\
|
|
}\
|
|
}while(0)
|