diff options
Diffstat (limited to 'compat')
| -rw-r--r-- | compat/getopt.h | 2 | ||||
| -rw-r--r-- | compat/vis.c | 219 | ||||
| -rw-r--r-- | compat/vis.h | 84 |
3 files changed, 2 insertions, 303 deletions
diff --git a/compat/getopt.h b/compat/getopt.h index aab7fe2e..92935a5a 100644 --- a/compat/getopt.h +++ b/compat/getopt.h @@ -33,7 +33,9 @@ #ifndef _GETOPT_H_ #define _GETOPT_H_ +#if !defined (__SVR4) || !defined (__sun) #include <sys/cdefs.h> +#endif /* * GNU-like getopt_long() and 4.4BSD getsubopt()/optreset extensions diff --git a/compat/vis.c b/compat/vis.c deleted file mode 100644 index 8e44ad73..00000000 --- a/compat/vis.c +++ /dev/null @@ -1,219 +0,0 @@ -/* $OpenBSD: vis.c,v 1.19 2005/09/01 17:15:49 millert Exp $ */ -/*- - * Copyright (c) 1989, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/types.h> -#include <limits.h> -#include <ctype.h> -#include <string.h> -#include <vis.h> - -#define isoctal(c) (((u_char)(c)) >= '0' && ((u_char)(c)) <= '7') -#define isvisible(c) \ - (((u_int)(c) <= UCHAR_MAX && isascii((u_char)(c)) && \ - (((c) != '*' && (c) != '?' && (c) != '[' && (c) != '#') || \ - (flag & VIS_GLOB) == 0) && isgraph((u_char)(c))) || \ - ((flag & VIS_SP) == 0 && (c) == ' ') || \ - ((flag & VIS_TAB) == 0 && (c) == '\t') || \ - ((flag & VIS_NL) == 0 && (c) == '\n') || \ - ((flag & VIS_SAFE) && ((c) == '\b' || \ - (c) == '\007' || (c) == '\r' || \ - isgraph((u_char)(c))))) - -/* - * vis - visually encode characters - */ -char * -vis(char *dst, int c, int flag, int nextc) -{ - if (isvisible(c)) { - *dst++ = c; - if (c == '\\' && (flag & VIS_NOSLASH) == 0) - *dst++ = '\\'; - *dst = '\0'; - return (dst); - } - - if (flag & VIS_CSTYLE) { - switch(c) { - case '\n': - *dst++ = '\\'; - *dst++ = 'n'; - goto done; - case '\r': - *dst++ = '\\'; - *dst++ = 'r'; - goto done; - case '\b': - *dst++ = '\\'; - *dst++ = 'b'; - goto done; - case '\a': - *dst++ = '\\'; - *dst++ = 'a'; - goto done; - case '\v': - *dst++ = '\\'; - *dst++ = 'v'; - goto done; - case '\t': - *dst++ = '\\'; - *dst++ = 't'; - goto done; - case '\f': - *dst++ = '\\'; - *dst++ = 'f'; - goto done; - case ' ': - *dst++ = '\\'; - *dst++ = 's'; - goto done; - case '\0': - *dst++ = '\\'; - *dst++ = '0'; - if (isoctal(nextc)) { - *dst++ = '0'; - *dst++ = '0'; - } - goto done; - } - } - if (((c & 0177) == ' ') || (flag & VIS_OCTAL) || - ((flag & VIS_GLOB) && (c == '*' || c == '?' || c == '[' || c == '#'))) { - *dst++ = '\\'; - *dst++ = ((u_char)c >> 6 & 07) + '0'; - *dst++ = ((u_char)c >> 3 & 07) + '0'; - *dst++ = ((u_char)c & 07) + '0'; - goto done; - } - if ((flag & VIS_NOSLASH) == 0) - *dst++ = '\\'; - if (c & 0200) { - c &= 0177; - *dst++ = 'M'; - } - if (iscntrl((u_char)c)) { - *dst++ = '^'; - if (c == 0177) - *dst++ = '?'; - else - *dst++ = c + '@'; - } else { - *dst++ = '-'; - *dst++ = c; - } -done: - *dst = '\0'; - return (dst); -} - -/* - * strvis, strnvis, strvisx - visually encode characters from src into dst - * - * Dst must be 4 times the size of src to account for possible - * expansion. The length of dst, not including the trailing NULL, - * is returned. - * - * Strnvis will write no more than siz-1 bytes (and will NULL terminate). - * The number of bytes needed to fully encode the string is returned. - * - * Strvisx encodes exactly len bytes from src into dst. - * This is useful for encoding a block of data. - */ -int -strvis(char *dst, const char *src, int flag) -{ - char c; - char *start; - - for (start = dst; (c = *src);) - dst = vis(dst, c, flag, *++src); - *dst = '\0'; - return (dst - start); -} - -int -strnvis(char *dst, const char *src, size_t siz, int flag) -{ - char *start, *end; - char tbuf[5]; - int c, i; - - i = 0; - for (start = dst, end = start + siz - 1; (c = *src) && dst < end; ) { - if (isvisible(c)) { - i = 1; - *dst++ = c; - if (c == '\\' && (flag & VIS_NOSLASH) == 0) { - /* need space for the extra '\\' */ - if (dst < end) - *dst++ = '\\'; - else { - dst--; - i = 2; - break; - } - } - src++; - } else { - i = vis(tbuf, c, flag, *++src) - tbuf; - if (dst + i <= end) { - memcpy(dst, tbuf, i); - dst += i; - } else { - src--; - break; - } - } - } - if (siz > 0) - *dst = '\0'; - if (dst + i > end) { - /* adjust return value for truncation */ - while ((c = *src)) - dst += vis(tbuf, c, flag, *++src) - tbuf; - } - return (dst - start); -} - -int -strvisx(char *dst, const char *src, size_t len, int flag) -{ - char c; - char *start; - - for (start = dst; len > 1; len--) { - c = *src; - dst = vis(dst, c, flag, *++src); - } - if (len) - dst = vis(dst, *src, flag, '\0'); - *dst = '\0'; - return (dst - start); -} diff --git a/compat/vis.h b/compat/vis.h deleted file mode 100644 index d4a43af5..00000000 --- a/compat/vis.h +++ /dev/null @@ -1,84 +0,0 @@ -/* $OpenBSD: vis.h,v 1.11 2005/08/09 19:38:31 millert Exp $ */ -/* $NetBSD: vis.h,v 1.4 1994/10/26 00:56:41 cgd Exp $ */ - -/*- - * Copyright (c) 1990 The Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)vis.h 5.9 (Berkeley) 4/3/91 - */ - -#ifndef _VIS_H_ -#define _VIS_H_ - -/* - * to select alternate encoding format - */ -#define VIS_OCTAL 0x01 /* use octal \ddd format */ -#define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropriate */ - -/* - * to alter set of characters encoded (default is to encode all - * non-graphic except space, tab, and newline). - */ -#define VIS_SP 0x04 /* also encode space */ -#define VIS_TAB 0x08 /* also encode tab */ -#define VIS_NL 0x10 /* also encode newline */ -#define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL) -#define VIS_SAFE 0x20 /* only encode "unsafe" characters */ - -/* - * other - */ -#define VIS_NOSLASH 0x40 /* inhibit printing '\' */ -#define VIS_GLOB 0x100 /* encode glob(3) magics and '#' */ - -/* - * unvis return codes - */ -#define UNVIS_VALID 1 /* character valid */ -#define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */ -#define UNVIS_NOCHAR 3 /* valid sequence, no character produced */ -#define UNVIS_SYNBAD -1 /* unrecognized escape sequence */ -#define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */ - -/* - * unvis flags - */ -#define UNVIS_END 1 /* no more characters */ - -#include <sys/cdefs.h> - -char *vis(char *, int, int, int); -int strvis(char *, const char *, int); -int strnvis(char *, const char *, size_t, int); -int strvisx(char *, const char *, size_t, int); -int strunvis(char *, const char *); -int unvis(char *, char, int *, int); -ssize_t strnunvis(char *, const char *, size_t); - -#endif /* !_VIS_H_ */ |