?? getln2.c
字號:
#include "substdio.h"#include "stralloc.h"#include "byte.h"#include "getln.h"int getln2(ss,sa,cont,clen,sep)register substdio *ss;register stralloc *sa;/*@out@*/char **cont;/*@out@*/unsigned int *clen;int sep;{ register char *x; register unsigned int i; int n; if (!stralloc_ready(sa,0)) return -1; sa->len = 0; for (;;) { n = substdio_feed(ss); if (n < 0) return -1; if (n == 0) { *clen = 0; return 0; } x = substdio_PEEK(ss); i = byte_chr(x,n,sep); if (i < n) { substdio_SEEK(ss,*clen = i + 1); *cont = x; return 0; } if (!stralloc_readyplus(sa,n)) return -1; i = sa->len; sa->len = i + substdio_get(ss,sa->s + i,n); }}
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