From ef5507867b59d19f21437970e87b5d0415c07b2e Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 22 Jun 2013 17:23:45 -0400 Subject: [PATCH] fix scanf %c conversion wrongly storing a terminating null byte this seems to have been a regression from the refactoring which added the 'm' modifier. --- src/stdio/vfscanf.c | 6 ++++-- src/stdio/vfwscanf.c | 6 ++++-- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/src/stdio/vfscanf.c b/src/stdio/vfscanf.c index 6bea6ad8..bb928480 100644 --- a/src/stdio/vfscanf.c +++ b/src/stdio/vfscanf.c @@ -265,8 +265,10 @@ int vfscanf(FILE *restrict f, const char *restrict fmt, va_list ap) if (size == SIZE_l) *(wchar_t **)dest = wcs; else *(char **)dest = s; } - if (wcs) wcs[i] = 0; - if (s) s[i] = 0; + if (t != 'c') { + if (wcs) wcs[i] = 0; + if (s) s[i] = 0; + } break; case 'p': case 'X': diff --git a/src/stdio/vfwscanf.c b/src/stdio/vfwscanf.c index b1eb7939..760864ff 100644 --- a/src/stdio/vfwscanf.c +++ b/src/stdio/vfwscanf.c @@ -281,8 +281,10 @@ int vfwscanf(FILE *restrict f, const wchar_t *restrict fmt, va_list ap) if (size == SIZE_l) *(wchar_t **)dest = wcs; else *(char **)dest = s; } - if (wcs) wcs[i] = 0; - if (s) s[i] = 0; + if (t != 'c') { + if (wcs) wcs[i] = 0; + if (s) s[i] = 0; + } break; case 'd': case 'i': case 'o': case 'u': case 'x': -- 2.25.1