From: Jeff Law Date: Tue, 25 Aug 1998 19:00:00 +0000 (-0600) Subject: iogetline.c (_IO_getline_info): Don't read anything for N == 0. X-Git-Tag: prereleases/egcs-1.1-prerelease~23 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ae86b6f75097a5a387c11f2e8e9f4503a3ddb503;p=thirdparty%2Fgcc.git iogetline.c (_IO_getline_info): Don't read anything for N == 0. ( * libio/iogetline.c (_IO_getline_info): Don't read anything for N == 0. Patch by HJ Lu. From-SVN: r21980 --- diff --git a/libio/iogetline.c b/libio/iogetline.c index 631db78d1276..5aac9b56387e 100644 --- a/libio/iogetline.c +++ b/libio/iogetline.c @@ -58,7 +58,7 @@ _IO_getline_info (fp, buf, n, delim, extract_delim, eof) { char *ptr = buf; if (eof) *eof = 0; - do + while (n != 0) { _IO_ssize_t len = fp->_IO_read_end - fp->_IO_read_ptr; if (len <= 0) @@ -105,7 +105,7 @@ _IO_getline_info (fp, buf, n, delim, extract_delim, eof) ptr += len; n -= len; } - } while (n != 0); + } return ptr - buf; }