From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001 From: Laurent Bercot Date: Thu, 18 Sep 2014 18:55:44 +0000 Subject: initial commit with rc for skalibs-2.0.0.0 --- src/libstddjb/getlnmaxsep.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 src/libstddjb/getlnmaxsep.c (limited to 'src/libstddjb/getlnmaxsep.c') diff --git a/src/libstddjb/getlnmaxsep.c b/src/libstddjb/getlnmaxsep.c new file mode 100644 index 0000000..2bde443 --- /dev/null +++ b/src/libstddjb/getlnmaxsep.c @@ -0,0 +1,28 @@ +/* ISC license. */ + +#include +#include +#include +#include + +int getlnmaxsep (buffer *b, char *d, unsigned int max, unsigned int *w, char const *sep, unsigned int seplen) +{ + if (max < *w) return (errno = EINVAL, -1) ; + for (;;) + { + siovec_t v[2] ; + unsigned int len = buffer_len(b) ; + unsigned int pos ; + int r ; + buffer_rpeek(b, v) ; + if (len > max - *w) len = max - *w ; + pos = siovec_bytein(v, 2, sep, seplen) ; + if (pos > len) pos = len ; + r = pos < len ; + buffer_getnofill(b, d + *w, pos + r) ; *w += pos ; + if (*w >= max) return (errno = ERANGE, -1) ; + if (r) return 1 ; + r = buffer_fill(b) ; + if (r <= 0) return r ; + } +} -- cgit v1.2.3