Author: ache Date: Sun Sep 4 00:34:15 2016 New Revision: 305369 URL: https://svnweb.freebsd.org/changeset/base/305369
Log: MFC r305219 If error happens, don't overwrite original errno comes from __mbrtowc() and __srefill(). Modified: stable/10/lib/libc/stdio/fgetwc.c Directory Properties: stable/10/ (props changed) Modified: stable/10/lib/libc/stdio/fgetwc.c ============================================================================== --- stable/10/lib/libc/stdio/fgetwc.c Sun Sep 4 00:29:48 2016 (r305368) +++ stable/10/lib/libc/stdio/fgetwc.c Sun Sep 4 00:34:15 2016 (r305369) @@ -84,9 +84,10 @@ __fgetwc_mbs(FILE *fp, mbstate_t *mbs, i return (WEOF); do { nconv = l->__mbrtowc(&wc, fp->_p, fp->_r, mbs); - if (nconv == (size_t)-1) - break; - else if (nconv == (size_t)-2) + if (nconv == (size_t)-1) { + fp->_flags |= __SERR; + return (WEOF); + } else if (nconv == (size_t)-2) continue; else if (nconv == 0) { fp->_p++; @@ -100,7 +101,9 @@ __fgetwc_mbs(FILE *fp, mbstate_t *mbs, i return (wc); } } while (__srefill(fp) == 0); - fp->_flags |= __SERR; - errno = EILSEQ; + if (__sfeof(fp)) { + fp->_flags |= __SERR; + errno = EILSEQ; + } return (WEOF); } _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"