Mercurial > repos > siyuan > prada
diff pyPRADA_1.2/tools/samtools-0.1.16/kstring.h @ 0:acc2ca1a3ba4
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author | siyuan |
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date | Thu, 20 Feb 2014 00:44:58 -0500 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/pyPRADA_1.2/tools/samtools-0.1.16/kstring.h Thu Feb 20 00:44:58 2014 -0500 @@ -0,0 +1,117 @@ +#ifndef KSTRING_H +#define KSTRING_H + +#include <stdlib.h> +#include <string.h> +#include <stdint.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 + +typedef struct { + uint64_t tab[4]; + int sep, finished; + const char *p; // end of the current token +} ks_tokaux_t; + +#ifdef __cplusplus +extern "C" { +#endif + + int ksprintf(kstring_t *s, const char *fmt, ...); + int ksplit_core(char *s, int delimiter, int *_max, int **_offsets); + char *kstrstr(const char *str, const char *pat, int **_prep); + char *kstrnstr(const char *str, const char *pat, int n, int **_prep); + void *kmemmem(const void *_str, int n, const void *_pat, int m, int **_prep); + + /* kstrtok() is similar to strtok_r() except that str is not + * modified and both str and sep can be NULL. For efficiency, it is + * actually recommended to set both to NULL in the subsequent calls + * if sep is not changed. */ + char *kstrtok(const char *str, const char *sep, ks_tokaux_t *aux); + +#ifdef __cplusplus +} +#endif + +static inline int kputsn(const char *p, int l, kstring_t *s) +{ + if (s->l + l + 1 >= s->m) { + s->m = s->l + l + 2; + kroundup32(s->m); + s->s = (char*)realloc(s->s, s->m); + } + memcpy(s->s + s->l, p, l); + s->l += l; + s->s[s->l] = 0; + return l; +} + +static inline int kputs(const char *p, kstring_t *s) +{ + return kputsn(p, strlen(p), s); +} + +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; +} + +static inline int kputw(int c, kstring_t *s) +{ + char buf[16]; + int l, x; + if (c == 0) return kputc('0', s); + for (l = 0, x = c < 0? -c : c; x > 0; x /= 10) buf[l++] = x%10 + '0'; + if (c < 0) buf[l++] = '-'; + if (s->l + l + 1 >= s->m) { + s->m = s->l + l + 2; + kroundup32(s->m); + s->s = (char*)realloc(s->s, s->m); + } + for (x = l - 1; x >= 0; --x) s->s[s->l++] = buf[x]; + s->s[s->l] = 0; + return 0; +} + +static inline int kputuw(unsigned c, kstring_t *s) +{ + char buf[16]; + int l, i; + unsigned x; + if (c == 0) return kputc('0', s); + for (l = 0, x = c; x > 0; x /= 10) buf[l++] = x%10 + '0'; + if (s->l + l + 1 >= s->m) { + s->m = s->l + l + 2; + kroundup32(s->m); + s->s = (char*)realloc(s->s, s->m); + } + for (i = l - 1; i >= 0; --i) s->s[s->l++] = buf[i]; + s->s[s->l] = 0; + return 0; +} + +static inline int *ksplit(kstring_t *s, int delimiter, int *n) +{ + int max = 0, *offsets = 0; + *n = ksplit_core(s->s, delimiter, &max, &offsets); + return offsets; +} + +#endif