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/* parse lib: parse mmapped text with \n terminated lines */
/* a memory buffer. */
struct state {
const unsigned char* buffirst;/* pointer to the buffer */
size_t buflen; /* length of the buffer */
size_t cur; /* already parsed bytes */
};
/* open and mmap file, fill in struct state */
void __prepare_parse(const char* filename,struct state* s);
/* unmap file */
void __end_parse(struct state* s);
/* return the length of the matching string, 0 on error */
/* match while pred returns nonzero */
size_t __parse(struct state* s,int (*pred)(int ch));
size_t __parse_ws(struct state* s); /* skip ' ' or '\t', break at '\n' or '#' */
size_t __parse_nws(struct state* s); /* skip non-whitespace, break at '\n' or '#' */
size_t __parse_1(struct state* s,char c); /* skip to c */
size_t scan_ulong(const char* s,unsigned long* l);
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