diff options
| -rw-r--r-- | lib/libc/gen/unvis.c | 6 | ||||
| -rw-r--r-- | lib/libc/gen/vis.c | 11 |
2 files changed, 11 insertions, 6 deletions
diff --git a/lib/libc/gen/unvis.c b/lib/libc/gen/unvis.c index d00d527b5aa..8982ca50647 100644 --- a/lib/libc/gen/unvis.c +++ b/lib/libc/gen/unvis.c @@ -1,4 +1,4 @@ -/* $OpenBSD: unvis.c,v 1.14 2010/08/24 23:49:06 djm Exp $ */ +/* $OpenBSD: unvis.c,v 1.15 2011/03/13 22:21:32 guenther Exp $ */ /*- * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. @@ -73,6 +73,10 @@ unvis(char *cp, char c, int *astate, int flag) case S_START: switch(c) { + case '-': + *cp = 0; + *astate = S_GROUND; + return (0); case '\\': *cp = c; *astate = S_GROUND; diff --git a/lib/libc/gen/vis.c b/lib/libc/gen/vis.c index 83227d96705..a1f4b0fd8b8 100644 --- a/lib/libc/gen/vis.c +++ b/lib/libc/gen/vis.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vis.c,v 1.21 2010/08/24 23:49:06 djm Exp $ */ +/* $OpenBSD: vis.c,v 1.22 2011/03/13 22:21:32 guenther Exp $ */ /*- * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. @@ -35,7 +35,8 @@ #include <vis.h> #define isoctal(c) (((u_char)(c)) >= '0' && ((u_char)(c)) <= '7') -#define isvisible(c) \ +#define isvisible(c,flag) \ + (((c) == '\\' || (flag & VIS_ALL) == 0) && \ (((u_int)(c) <= UCHAR_MAX && isascii((u_char)(c)) && \ (((c) != '*' && (c) != '?' && (c) != '[' && (c) != '#') || \ (flag & VIS_GLOB) == 0) && isgraph((u_char)(c))) || \ @@ -44,7 +45,7 @@ ((flag & VIS_NL) == 0 && (c) == '\n') || \ ((flag & VIS_SAFE) && ((c) == '\b' || \ (c) == '\007' || (c) == '\r' || \ - isgraph((u_char)(c))))) + isgraph((u_char)(c)))))) /* * vis - visually encode characters @@ -52,7 +53,7 @@ char * vis(char *dst, int c, int flag, int nextc) { - if (isvisible(c) && (flag & VIS_ALL) == 0) { + if (isvisible(c, flag)) { *dst++ = c; if (c == '\\' && (flag & VIS_NOSLASH) == 0) *dst++ = '\\'; @@ -167,7 +168,7 @@ strnvis(char *dst, const char *src, size_t siz, int flag) i = 0; for (start = dst, end = start + siz - 1; (c = *src) && dst < end; ) { - if (isvisible(c)) { + if (isvisible(c, flag)) { i = 1; *dst++ = c; if (c == '\\' && (flag & VIS_NOSLASH) == 0) { |