1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
#ifndef KSTRING_H
#define KSTRING_H
#include <stdlib.h>
#include <string.h>
#ifndef kroundup32
#define kroundup32(x) (--(x), (x)|=(x)>>1, (x)|=(x)>>2, (x)|=(x)>>4, (x)|=(x)>>8, (x)|=(x)>>16, ++(x))
#endif
#ifndef KSTRING_T
#define KSTRING_T kstring_t
typedef struct __kstring_t {
size_t l, m;
char *s;
} kstring_t;
#endif
static inline int kputs(const char *p, kstring_t *s)
{
int l = strlen(p);
if (s->l + l + 1 >= s->m) {
s->m = s->l + l + 2;
kroundup32(s->m);
s->s = (char*)realloc(s->s, s->m);
}
strcpy(s->s + s->l, p);
s->l += l;
return l;
}
static inline int kputc(int c, kstring_t *s)
{
if (s->l + 1 >= s->m) {
s->m = s->l + 2;
kroundup32(s->m);
s->s = (char*)realloc(s->s, s->m);
}
s->s[s->l++] = c;
s->s[s->l] = 0;
return c;
}
int ksprintf(kstring_t *s, const char *fmt, ...);
#endif
|
