diff options
| author | sjg <sjg@FreeBSD.org> | 2014-08-19 06:50:54 +0000 |
|---|---|---|
| committer | sjg <sjg@FreeBSD.org> | 2014-08-19 06:50:54 +0000 |
| commit | d7cd1d425cc1ea9451fa235e3af9b6625c3e0de2 (patch) | |
| tree | b04f4bd7cd887f50e7d98af35f46b9834ff86c80 /lib/libutil/fparseln.c | |
| parent | 3c8e37b1d04827f33c0c9a7594bd1b1ef7cdb3d3 (diff) | |
| parent | 4fbde208c6460d576f64d6dc3cdc6cab085a4283 (diff) | |
| download | FreeBSD-src-d7cd1d425cc1ea9451fa235e3af9b6625c3e0de2.zip FreeBSD-src-d7cd1d425cc1ea9451fa235e3af9b6625c3e0de2.tar.gz | |
Merge head from 7/28
Diffstat (limited to 'lib/libutil/fparseln.c')
| -rw-r--r-- | lib/libutil/fparseln.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/lib/libutil/fparseln.c b/lib/libutil/fparseln.c index 0624f0e..d03357e 100644 --- a/lib/libutil/fparseln.c +++ b/lib/libutil/fparseln.c @@ -1,4 +1,4 @@ -/* $NetBSD: fparseln.c,v 1.9 1999/09/20 04:48:06 lukem Exp $ */ +/* $NetBSD: fparseln.c,v 1.7 2007/03/08 19:57:53 drochner Exp $ */ /* * Copyright (c) 1997 Christos Zoulas. All rights reserved. @@ -59,7 +59,7 @@ isescaped(const char *sp, const char *p, int esc) /* No escape character */ if (esc == '\0') - return 1; + return 0; /* Count the number of escape characters that precede ours */ for (ne = 0, cp = p; --cp >= sp && *cp == esc; ne++) @@ -135,13 +135,19 @@ fparseln(FILE *fp, size_t *size, size_t *lineno, const char str[3], int flags) cp = &ptr[s - 1]; if (*cp == con && !isescaped(ptr, cp, esc)) { - s--; /* forget escape */ + s--; /* forget continuation char */ cnt = 1; } } - if (s == 0 && buf != NULL) - continue; + if (s == 0) { + /* + * nothing to add, skip realloc except in case + * we need a minimal buf to return an empty line + */ + if (cnt || buf != NULL) + continue; + } if ((cp = realloc(buf, len + s + 1)) == NULL) { free(buf); |
