diff options
Diffstat (limited to 'cmd-line-utils/libedit/np')
| -rw-r--r-- | cmd-line-utils/libedit/np/fgetln.c | 50 | ||||
| -rw-r--r-- | cmd-line-utils/libedit/np/strlcat.c | 80 | ||||
| -rw-r--r-- | cmd-line-utils/libedit/np/strlcpy.c | 77 | ||||
| -rw-r--r-- | cmd-line-utils/libedit/np/unvis.c | 99 | ||||
| -rw-r--r-- | cmd-line-utils/libedit/np/vis.c | 409 | ||||
| -rw-r--r-- | cmd-line-utils/libedit/np/vis.h | 19 |
6 files changed, 390 insertions, 344 deletions
diff --git a/cmd-line-utils/libedit/np/fgetln.c b/cmd-line-utils/libedit/np/fgetln.c index 93da9914dc8..898abc758dc 100644 --- a/cmd-line-utils/libedit/np/fgetln.c +++ b/cmd-line-utils/libedit/np/fgetln.c @@ -1,4 +1,4 @@ -/* $NetBSD: fgetln.c,v 1.1.1.1 1999/04/12 07:43:21 crooksa Exp $ */ +/* $NetBSD: fgetln.c,v 1.9 2008/04/29 06:53:03 martin Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. @@ -15,13 +15,6 @@ * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED @@ -36,17 +29,24 @@ * POSSIBILITY OF SUCH DAMAGE. */ +#ifdef HAVE_NBTOOL_CONFIG_H +#include "nbtool_config.h" +#else #include "config.h" -#include <stdio.h> +#endif + +#if !HAVE_FGETLN #include <stdlib.h> +#ifndef HAVE_NBTOOL_CONFIG_H +/* These headers are required, but included from nbtool_config.h */ +#include <stdio.h> #include <unistd.h> #include <errno.h> #include <string.h> +#endif char * -fgetln(fp, len) - FILE *fp; - size_t *len; +fgetln(FILE *fp, size_t *len) { static char *buf = NULL; static size_t bufsiz = 0; @@ -61,8 +61,8 @@ fgetln(fp, len) if (fgets(buf, bufsiz, fp) == NULL) return NULL; - *len = 0; + *len = 0; while ((ptr = strchr(&buf[*len], '\n')) == NULL) { size_t nbufsiz = bufsiz + BUFSIZ; char *nbuf = realloc(buf, nbufsiz); @@ -76,13 +76,33 @@ fgetln(fp, len) } else buf = nbuf; - *len = bufsiz; - if (fgets(&buf[bufsiz], BUFSIZ, fp) == NULL) + if (fgets(&buf[bufsiz], BUFSIZ, fp) == NULL) { + buf[bufsiz] = '\0'; + *len = strlen(buf); return buf; + } + *len = bufsiz; bufsiz = nbufsiz; } *len = (ptr - buf) + 1; return buf; } + +#endif + +#ifdef TEST +int +main(int argc, char *argv[]) +{ + char *p; + size_t len; + + while ((p = fgetln(stdin, &len)) != NULL) { + (void)printf("%zu %s", len, p); + free(p); + } + return 0; +} +#endif diff --git a/cmd-line-utils/libedit/np/strlcat.c b/cmd-line-utils/libedit/np/strlcat.c index 6c9f1e92d79..4e2897d8f35 100644 --- a/cmd-line-utils/libedit/np/strlcat.c +++ b/cmd-line-utils/libedit/np/strlcat.c @@ -1,59 +1,68 @@ +/* $NetBSD: strlcat.c,v 1.3 2007/06/04 18:19:27 christos Exp $ */ +/* $OpenBSD: strlcat.c,v 1.10 2003/04/12 21:56:39 millert Exp $ */ + /* * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. * - * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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. + * THE SOFTWARE IS PROVIDED "AS IS" AND TODD C. MILLER DISCLAIMS ALL + * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL TODD C. MILLER BE LIABLE + * FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#if !defined(_KERNEL) && !defined(_STANDALONE) +#if HAVE_NBTOOL_CONFIG_H +#include "nbtool_config.h" +#else #include "config.h" +#endif + #if defined(LIBC_SCCS) && !defined(lint) -static char *rcsid = "$OpenBSD: strlcat.c,v 1.2 1999/06/17 16:28:58 millert Exp $"; #endif /* LIBC_SCCS and not lint */ -#ifndef lint -static const char rcsid[] = - "$FreeBSD: src/lib/libc/string/strlcat.c,v 1.2.4.2 2001/07/09 23:30:06 obrien Exp $"; -#endif +#ifdef _LIBC +#include "namespace.h" +#endif #include <sys/types.h> +#include <assert.h> #include <string.h> +#ifdef _LIBC +# ifdef __weak_alias +__weak_alias(strlcat, _strlcat) +# endif +#endif + +#else +#include <lib/libkern/libkern.h> +#endif /* !_KERNEL && !_STANDALONE */ + +#if !HAVE_STRLCAT /* * Appends src to string dst of size siz (unlike strncat, siz is the * full size of dst, not space left). At most siz-1 characters * will be copied. Always NUL terminates (unless siz <= strlen(dst)). - * Returns strlen(initial dst) + strlen(src); if retval >= siz, - * truncation occurred. + * Returns strlen(src) + MIN(siz, strlen(initial dst)). + * If retval >= siz, truncation occurred. */ -size_t strlcat(dst, src, siz) - char *dst; - const char *src; - size_t siz; +size_t +strlcat(char *dst, const char *src, size_t siz) { - register char *d = dst; - register const char *s = src; - register size_t n = siz; + char *d = dst; + const char *s = src; + size_t n = siz; size_t dlen; + _DIAGASSERT(dst != NULL); + _DIAGASSERT(src != NULL); + /* Find the end of dst and adjust bytes left but don't go past end */ while (n-- != 0 && *d != '\0') d++; @@ -73,3 +82,4 @@ size_t strlcat(dst, src, siz) return(dlen + (s - src)); /* count does not include NUL */ } +#endif diff --git a/cmd-line-utils/libedit/np/strlcpy.c b/cmd-line-utils/libedit/np/strlcpy.c index 1f154bcf2ea..092a9757c0f 100644 --- a/cmd-line-utils/libedit/np/strlcpy.c +++ b/cmd-line-utils/libedit/np/strlcpy.c @@ -1,59 +1,63 @@ -/* $OpenBSD: strlcpy.c,v 1.4 1999/05/01 18:56:41 millert Exp $ */ +/* $NetBSD: strlcpy.c,v 1.3 2007/06/04 18:19:27 christos Exp $ */ +/* $OpenBSD: strlcpy.c,v 1.7 2003/04/12 21:56:39 millert Exp $ */ /* * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. * - * THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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. + * THE SOFTWARE IS PROVIDED "AS IS" AND TODD C. MILLER DISCLAIMS ALL + * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL TODD C. MILLER BE LIABLE + * FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#if !defined(_KERNEL) && !defined(_STANDALONE) +#if HAVE_NBTOOL_CONFIG_H +#include "nbtool_config.h" +#else #include "config.h" -#if defined(LIBC_SCCS) && !defined(lint) -#if 0 -static char *rcsid = "$OpenBSD: strlcpy.c,v 1.4 1999/05/01 18:56:41 millert Exp $"; #endif +#if defined(LIBC_SCCS) && !defined(lint) #endif /* LIBC_SCCS and not lint */ -#ifndef lint -static const char rcsid[] = - "$FreeBSD: src/lib/libc/string/strlcpy.c,v 1.2.4.1 2001/07/09 23:30:06 obrien Exp $"; -#endif +#ifdef _LIBC +#include "namespace.h" +#endif #include <sys/types.h> +#include <assert.h> #include <string.h> +#ifdef _LIBC +# ifdef __weak_alias +__weak_alias(strlcpy, _strlcpy) +# endif +#endif +#else +#include <lib/libkern/libkern.h> +#endif /* !_KERNEL && !_STANDALONE */ + + +#if !HAVE_STRLCPY /* * Copy src to string dst of size siz. At most siz-1 characters * will be copied. Always NUL terminates (unless siz == 0). * Returns strlen(src); if retval >= siz, truncation occurred. */ -size_t strlcpy(dst, src, siz) - char *dst; - const char *src; - size_t siz; +size_t +strlcpy(char *dst, const char *src, size_t siz) { - register char *d = dst; - register const char *s = src; - register size_t n = siz; + char *d = dst; + const char *s = src; + size_t n = siz; + + _DIAGASSERT(dst != NULL); + _DIAGASSERT(src != NULL); /* Copy as many bytes as will fit */ if (n != 0 && --n != 0) { @@ -73,3 +77,4 @@ size_t strlcpy(dst, src, siz) return(s - src - 1); /* count does not include NUL */ } +#endif diff --git a/cmd-line-utils/libedit/np/unvis.c b/cmd-line-utils/libedit/np/unvis.c index 895ff2059ac..3c37c231ceb 100644 --- a/cmd-line-utils/libedit/np/unvis.c +++ b/cmd-line-utils/libedit/np/unvis.c @@ -1,4 +1,4 @@ -/* $NetBSD: unvis.c,v 1.22 2002/03/23 17:38:27 christos Exp $ */ +/* $NetBSD: unvis.c,v 1.28 2005/09/13 01:44:09 christos Exp $ */ /*- * Copyright (c) 1989, 1993 @@ -12,11 +12,7 @@ * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors + * 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. * @@ -34,34 +30,30 @@ */ #include "config.h" + #if defined(LIBC_SCCS) && !defined(lint) #if 0 static char sccsid[] = "@(#)unvis.c 8.1 (Berkeley) 6/4/93"; #else -__RCSID("$NetBSD: unvis.c,v 1.22 2002/03/23 17:38:27 christos Exp $"); #endif #endif /* LIBC_SCCS and not lint */ -#define __LIBC12_SOURCE__ - #include <sys/types.h> #include <assert.h> #include <ctype.h> #include <stdio.h> +#ifdef HAVE_VIS_H +#include <vis.h> +#else #include "np/vis.h" +#endif #ifdef __weak_alias __weak_alias(strunvis,_strunvis) -__weak_alias(unvis,_unvis) #endif -#ifdef __warn_references -__warn_references(unvis, - "warning: reference to compatibility unvis(); include <vis.h> for correct reference") -#endif - -#if !HAVE_VIS_H +#if !HAVE_VIS /* * decode driven by state machine */ @@ -72,30 +64,22 @@ __warn_references(unvis, #define S_CTRL 4 /* control char started (^) */ #define S_OCTAL2 5 /* octal digit 2 */ #define S_OCTAL3 6 /* octal digit 3 */ -#define S_HEX1 7 /* hex digit */ -#define S_HEX2 8 /* hex digit 2 */ +#define S_HEX1 7 /* hex digit */ +#define S_HEX2 8 /* hex digit 2 */ #define isoctal(c) (((u_char)(c)) >= '0' && ((u_char)(c)) <= '7') #define xtod(c) (isdigit(c) ? (c - '0') : ((tolower(c) - 'a') + 10)) -int -unvis(cp, c, astate, flag) - char *cp; - int c; - int *astate, flag; -{ - return __unvis13(cp, (int)c, astate, flag); -} - /* * unvis - decode characters previously encoded by vis */ int -__unvis13(cp, c, astate, flag) +unvis(cp, c, astate, flag) char *cp; int c; int *astate, flag; { + unsigned char uc = (unsigned char)c; _DIAGASSERT(cp != NULL); _DIAGASSERT(astate != NULL); @@ -105,7 +89,7 @@ __unvis13(cp, c, astate, flag) || *astate == S_HEX2) { *astate = S_GROUND; return (UNVIS_VALID); - } + } return (*astate == S_GROUND ? UNVIS_NOCHAR : UNVIS_SYNBAD); } @@ -116,7 +100,7 @@ __unvis13(cp, c, astate, flag) if (c == '\\') { *astate = S_START; return (0); - } + } if ((flag & VIS_HTTPSTYLE) && c == '%') { *astate = S_HEX1; return (0); @@ -193,7 +177,7 @@ __unvis13(cp, c, astate, flag) } *astate = S_GROUND; return (UNVIS_SYNBAD); - + case S_META: if (c == '-') *astate = S_META1; @@ -204,12 +188,12 @@ __unvis13(cp, c, astate, flag) return (UNVIS_SYNBAD); } return (0); - + case S_META1: *astate = S_GROUND; *cp |= c; return (UNVIS_VALID); - + case S_CTRL: if (c == '?') *cp |= 0177; @@ -219,23 +203,23 @@ __unvis13(cp, c, astate, flag) return (UNVIS_VALID); case S_OCTAL2: /* second possible octal digit */ - if (isoctal(c)) { - /* - * yes - and maybe a third + if (isoctal(uc)) { + /* + * yes - and maybe a third */ *cp = (*cp << 3) + (c - '0'); - *astate = S_OCTAL3; + *astate = S_OCTAL3; return (0); - } - /* - * no - done with current sequence, push back passed char + } + /* + * no - done with current sequence, push back passed char */ *astate = S_GROUND; return (UNVIS_VALIDPUSH); case S_OCTAL3: /* third possible octal digit */ *astate = S_GROUND; - if (isoctal(c)) { + if (isoctal(uc)) { *cp = (*cp << 3) + (c - '0'); return (UNVIS_VALID); } @@ -243,27 +227,30 @@ __unvis13(cp, c, astate, flag) * we were done, push back passed char */ return (UNVIS_VALIDPUSH); + case S_HEX1: - if (isxdigit(c)) { - *cp = xtod(c); + if (isxdigit(uc)) { + *cp = xtod(uc); *astate = S_HEX2; return (0); } - /* - * no - done with current sequence, push back passed char + /* + * no - done with current sequence, push back passed char */ *astate = S_GROUND; return (UNVIS_VALIDPUSH); + case S_HEX2: - *astate = S_GROUND; - if (isxdigit(c)) { - *cp = xtod(c) | (*cp << 4); + *astate = S_GROUND; + if (isxdigit(uc)) { + *cp = xtod(uc) | (*cp << 4); return (UNVIS_VALID); } - return (UNVIS_VALIDPUSH); - default: - /* - * decoder in unknown state - (probably uninitialized) + return (UNVIS_VALIDPUSH); + + default: + /* + * decoder in unknown state - (probably uninitialized) */ *astate = S_GROUND; return (UNVIS_SYNBAD); @@ -271,7 +258,7 @@ __unvis13(cp, c, astate, flag) } /* - * strunvis - decode src into dst + * strunvis - decode src into dst * * Number of chars decoded into dst is returned, -1 on error. * Dst is null terminated. @@ -291,8 +278,8 @@ strunvisx(dst, src, flag) _DIAGASSERT(dst != NULL); while ((c = *src++) != '\0') { - again: - switch (__unvis13(dst, c, &state, flag)) { + again: + switch (unvis(dst, c, &state, flag)) { case UNVIS_VALID: dst++; break; @@ -306,7 +293,7 @@ strunvisx(dst, src, flag) return (-1); } } - if (__unvis13(dst, c, &state, UNVIS_END) == UNVIS_VALID) + if (unvis(dst, c, &state, UNVIS_END) == UNVIS_VALID) dst++; *dst = '\0'; return (dst - start); diff --git a/cmd-line-utils/libedit/np/vis.c b/cmd-line-utils/libedit/np/vis.c index e8f5c195f10..2a746274681 100644 --- a/cmd-line-utils/libedit/np/vis.c +++ b/cmd-line-utils/libedit/np/vis.c @@ -1,7 +1,6 @@ -/* $NetBSD: vis.c,v 1.22 2002/03/23 17:38:27 christos Exp $ */ +/* $NetBSD: vis.c,v 1.38 2008/09/04 09:41:44 lukem Exp $ */ /*- - * Copyright (c) 1999 The NetBSD Foundation, Inc. * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * @@ -13,11 +12,7 @@ * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors + * 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. * @@ -34,21 +29,47 @@ * SUCH DAMAGE. */ +/*- + * Copyright (c) 1999, 2005 The NetBSD Foundation, Inc. + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 "config.h" #if defined(LIBC_SCCS) && !defined(lint) -__RCSID("$NetBSD: vis.c,v 1.22 2002/03/23 17:38:27 christos Exp $"); #endif /* LIBC_SCCS and not lint */ #include <sys/types.h> + #include <assert.h> -#ifdef HAVE_ALLOCA_H -#include <alloca.h> +#ifdef HAVE_VIS_H +#include <vis.h> +#else +#include "np/vis.h" #endif #include <stdlib.h> -#include "np/vis.h" - #ifdef __weak_alias __weak_alias(strsvis,_strsvis) __weak_alias(strsvisx,_strsvisx) @@ -58,63 +79,61 @@ __weak_alias(svis,_svis) __weak_alias(vis,_vis) #endif -#if !HAVE_VIS_H +#if !HAVE_VIS || !HAVE_SVIS #include <ctype.h> #include <limits.h> #include <stdio.h> #include <string.h> -#include <assert.h> + +static char *do_svis(char *, int, int, int, const char *); + #undef BELL -#if defined(__STDC__) #define BELL '\a' -#else -#define BELL '\007' -#endif -#define isoctal(c) (((unsigned char)(c)) >= '0' && ((unsigned char)(c)) <= '7') +#define isoctal(c) (((u_char)(c)) >= '0' && ((u_char)(c)) <= '7') #define iswhite(c) (c == ' ' || c == '\t' || c == '\n') #define issafe(c) (c == '\b' || c == BELL || c == '\r') #define xtoa(c) "0123456789abcdef"[c] -#define MAXEXTRAS 5 - - -char *MAKEEXTRALIST(unsigned int flag, const char *orig) -{ - const char *o = orig; - char *e, *extra; - while (*o++) - continue; - extra = (char*) malloc((size_t)((o - orig) + MAXEXTRAS)); - assert(extra); - for (o = orig, e = extra; (*e++ = *o++) != '\0';) - continue; - e--; - if (flag & VIS_SP) *e++ = ' '; - if (flag & VIS_TAB) *e++ = '\t'; - if (flag & VIS_NL) *e++ = '\n'; - if ((flag & VIS_NOSLASH) == 0) *e++ = '\\'; - *e = '\0'; - return extra; -} +#define MAXEXTRAS 5 +#define MAKEEXTRALIST(flag, extra, orig_str) \ +do { \ + const char *orig = orig_str; \ + const char *o = orig; \ + char *e; \ + while (*o++) \ + continue; \ + extra = malloc((size_t)((o - orig) + MAXEXTRAS)); \ + if (!extra) break; \ + for (o = orig, e = extra; (*e++ = *o++) != '\0';) \ + continue; \ + e--; \ + if (flag & VIS_SP) *e++ = ' '; \ + if (flag & VIS_TAB) *e++ = '\t'; \ + if (flag & VIS_NL) *e++ = '\n'; \ + if ((flag & VIS_NOSLASH) == 0) *e++ = '\\'; \ + *e = '\0'; \ +} while (/*CONSTCOND*/0) /* - * This is HVIS, the macro of vis used to HTTP style (RFC 1808) + * This is do_hvis, for HTTP style (RFC 1808) */ -#define HVIS(dst, c, flag, nextc, extra) \ -do \ - if (!isascii(c) || !isalnum(c) || strchr("$-_.+!*'(),", c) != NULL) { \ - *dst++ = '%'; \ - *dst++ = xtoa(((unsigned int)c >> 4) & 0xf); \ - *dst++ = xtoa((unsigned int)c & 0xf); \ - } else { \ - SVIS(dst, c, flag, nextc, extra); \ - } \ -while (/*CONSTCOND*/0) - +static char * +do_hvis(char *dst, int c, int flag, int nextc, const char *extra) +{ + if (!isascii(c) || !isalnum(c) || strchr("$-_.+!*'(),", c) != NULL) { + *dst++ = '%'; + *dst++ = xtoa(((unsigned int)c >> 4) & 0xf); + *dst++ = xtoa((unsigned int)c & 0xf); + } else { + dst = do_svis(dst, c, flag, nextc, extra); + } + return dst; +} + /* - * This is SVIS, the central macro of vis. + * This is do_vis, the central code of vis. * dst: Pointer to the destination buffer * c: Character to encode * flag: Flag word @@ -122,95 +141,103 @@ while (/*CONSTCOND*/0) * extra: Pointer to the list of extra characters to be * backslash-protected. */ -#define SVIS(dst, c, flag, nextc, extra) \ -do { \ - int isextra, isc; \ - isextra = strchr(extra, c) != NULL; \ - if (!isextra && isascii(c) && (isgraph(c) || iswhite(c) || \ - ((flag & VIS_SAFE) && issafe(c)))) { \ - *dst++ = c; \ - break; \ - } \ - isc = 0; \ - if (flag & VIS_CSTYLE) { \ - switch (c) { \ - case '\n': \ - isc = 1; *dst++ = '\\'; *dst++ = 'n'; \ - break; \ - case '\r': \ - isc = 1; *dst++ = '\\'; *dst++ = 'r'; \ - break; \ - case '\b': \ - isc = 1; *dst++ = '\\'; *dst++ = 'b'; \ - break; \ - case BELL: \ - isc = 1; *dst++ = '\\'; *dst++ = 'a'; \ - break; \ - case '\v': \ - isc = 1; *dst++ = '\\'; *dst++ = 'v'; \ - break; \ - case '\t': \ - isc = 1; *dst++ = '\\'; *dst++ = 't'; \ - break; \ - case '\f': \ - isc = 1; *dst++ = '\\'; *dst++ = 'f'; \ - break; \ - case ' ': \ - isc = 1; *dst++ = '\\'; *dst++ = 's'; \ - break; \ - case '\0': \ - isc = 1; *dst++ = '\\'; *dst++ = '0'; \ - if (isoctal(nextc)) { \ - *dst++ = '0'; \ - *dst++ = '0'; \ - } \ - } \ - } \ - if (isc) break; \ - if (isextra || ((c & 0177) == ' ') || (flag & VIS_OCTAL)) { \ - *dst++ = '\\'; \ - *dst++ = (unsigned char)(((unsigned int)(unsigned char)c >> 6) & 03) + '0'; \ - *dst++ = (unsigned char)(((unsigned int)(unsigned char)c >> 3) & 07) + '0'; \ - *dst++ = (c & 07) + '0'; \ - } else { \ - if ((flag & VIS_NOSLASH) == 0) *dst++ = '\\'; \ - if (c & 0200) { \ - c &= 0177; *dst++ = 'M'; \ - } \ - if (iscntrl(c)) { \ - *dst++ = '^'; \ - if (c == 0177) \ - *dst++ = '?'; \ - else \ - *dst++ = c + '@'; \ - } else { \ - *dst++ = '-'; *dst++ = c; \ - } \ - } \ -} while (/*CONSTCOND*/0) +static char * +do_svis(char *dst, int c, int flag, int nextc, const char *extra) +{ + int isextra; + isextra = strchr(extra, c) != NULL; + if (!isextra && isascii(c) && (isgraph(c) || iswhite(c) || + ((flag & VIS_SAFE) && issafe(c)))) { + *dst++ = c; + return dst; + } + if (flag & VIS_CSTYLE) { + switch (c) { + case '\n': + *dst++ = '\\'; *dst++ = 'n'; + return dst; + case '\r': + *dst++ = '\\'; *dst++ = 'r'; + return dst; + case '\b': + *dst++ = '\\'; *dst++ = 'b'; + return dst; + case BELL: + *dst++ = '\\'; *dst++ = 'a'; + return dst; + case '\v': + *dst++ = '\\'; *dst++ = 'v'; + return dst; + case '\t': + *dst++ = '\\'; *dst++ = 't'; + return dst; + case '\f': + *dst++ = '\\'; *dst++ = 'f'; + return dst; + case ' ': + *dst++ = '\\'; *dst++ = 's'; + return dst; + case '\0': + *dst++ = '\\'; *dst++ = '0'; + if (isoctal(nextc)) { + *dst++ = '0'; + *dst++ = '0'; + } + return dst; + default: + if (isgraph(c)) { + *dst++ = '\\'; *dst++ = c; + return dst; + } + } + } + if (isextra || ((c & 0177) == ' ') || (flag & VIS_OCTAL)) { + *dst++ = '\\'; + *dst++ = (u_char)(((u_int32_t)(u_char)c >> 6) & 03) + '0'; + *dst++ = (u_char)(((u_int32_t)(u_char)c >> 3) & 07) + '0'; + *dst++ = (c & 07) + '0'; + } else { + if ((flag & VIS_NOSLASH) == 0) *dst++ = '\\'; + if (c & 0200) { + c &= 0177; *dst++ = 'M'; + } + if (iscntrl(c)) { + *dst++ = '^'; + if (c == 0177) + *dst++ = '?'; + else + *dst++ = c + '@'; + } else { + *dst++ = '-'; *dst++ = c; + } + } + return dst; +} /* * svis - visually encode characters, also encoding the characters - * pointed to by `extra' + * pointed to by `extra' */ char * -svis(dst, c, flag, nextc, extra) - char *dst; - int c, flag, nextc; - const char *extra; +svis(char *dst, int c, int flag, int nextc, const char *extra) { - char *nextra, *to_be_freed; + char *nextra = NULL; + _DIAGASSERT(dst != NULL); _DIAGASSERT(extra != NULL); - nextra= to_be_freed= MAKEEXTRALIST(flag, extra); + MAKEEXTRALIST(flag, nextra, extra); + if (!nextra) { + *dst = '\0'; /* can't create nextra, return "" */ + return dst; + } if (flag & VIS_HTTPSTYLE) - HVIS(dst, c, flag, nextc, nextra); + dst = do_hvis(dst, c, flag, nextc, nextra); else - SVIS(dst, c, flag, nextc, nextra); + dst = do_svis(dst, c, flag, nextc, nextra); + free(nextra); *dst = '\0'; - free(to_be_freed); - return(dst); + return dst; } @@ -221,140 +248,146 @@ svis(dst, c, flag, nextc, extra) * be encoded, too. These functions are useful e. g. to * encode strings in such a way so that they are not interpreted * by a shell. - * + * * 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. + * is returned. * * Strsvisx encodes exactly len bytes from src into dst. * This is useful for encoding a block of data. */ int -strsvis(dst, src, flag, extra) - char *dst; - const char *src; - int flag; - const char *extra; +strsvis(char *dst, const char *csrc, int flag, const char *extra) { - char c; + int c; char *start; - char *nextra, *to_be_freed; + char *nextra = NULL; + const unsigned char *src = (const unsigned char *)csrc; _DIAGASSERT(dst != NULL); _DIAGASSERT(src != NULL); _DIAGASSERT(extra != NULL); - nextra= to_be_freed= MAKEEXTRALIST(flag, extra); + MAKEEXTRALIST(flag, nextra, extra); + if (!nextra) { + *dst = '\0'; /* can't create nextra, return "" */ + return 0; + } if (flag & VIS_HTTPSTYLE) { for (start = dst; (c = *src++) != '\0'; /* empty */) - HVIS(dst, c, flag, *src, nextra); + dst = do_hvis(dst, c, flag, *src, nextra); } else { for (start = dst; (c = *src++) != '\0'; /* empty */) - SVIS(dst, c, flag, *src, nextra); + dst = do_svis(dst, c, flag, *src, nextra); } + free(nextra); *dst = '\0'; - free(to_be_freed); return (dst - start); } int -strsvisx(dst, src, len, flag, extra) - char *dst; - const char *src; - size_t len; - int flag; - const char *extra; +strsvisx(char *dst, const char *csrc, size_t len, int flag, const char *extra) { - char c; + unsigned char c; char *start; - char *nextra, *to_be_freed; + char *nextra = NULL; + const unsigned char *src = (const unsigned char *)csrc; _DIAGASSERT(dst != NULL); _DIAGASSERT(src != NULL); _DIAGASSERT(extra != NULL); - nextra= to_be_freed= MAKEEXTRALIST(flag, extra); + MAKEEXTRALIST(flag, nextra, extra); + if (! nextra) { + *dst = '\0'; /* can't create nextra, return "" */ + return 0; + } if (flag & VIS_HTTPSTYLE) { for (start = dst; len > 0; len--) { c = *src++; - HVIS(dst, c, flag, len ? *src : '\0', nextra); + dst = do_hvis(dst, c, flag, + len > 1 ? *src : '\0', nextra); } } else { for (start = dst; len > 0; len--) { c = *src++; - SVIS(dst, c, flag, len ? *src : '\0', nextra); + dst = do_svis(dst, c, flag, + len > 1 ? *src : '\0', nextra); } } + free(nextra); *dst = '\0'; - free(to_be_freed); return (dst - start); } +#endif - +#if !HAVE_VIS /* * vis - visually encode characters */ char * -vis(dst, c, flag, nextc) - char *dst; - int c, flag, nextc; - +vis(char *dst, int c, int flag, int nextc) { - char *extra, *to_be_freed; + char *extra = NULL; + unsigned char uc = (unsigned char)c; _DIAGASSERT(dst != NULL); - extra= to_be_freed= MAKEEXTRALIST(flag, ""); - + MAKEEXTRALIST(flag, extra, ""); + if (! extra) { + *dst = '\0'; /* can't create extra, return "" */ + return dst; + } if (flag & VIS_HTTPSTYLE) - HVIS(dst, c, flag, nextc, extra); + dst = do_hvis(dst, uc, flag, nextc, extra); else - SVIS(dst, c, flag, nextc, extra); + dst = do_svis(dst, uc, flag, nextc, extra); + free(extra); *dst = '\0'; - free(to_be_freed); - return (dst); + return dst; } /* * strvis, 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. + * is returned. * * Strvisx encodes exactly len bytes from src into dst. * This is useful for encoding a block of data. */ int -strvis(dst, src, flag) - char *dst; - const char *src; - int flag; +strvis(char *dst, const char *src, int flag) { - char *extra; - int tmp; + char *extra = NULL; + int rv; - extra= MAKEEXTRALIST(flag, ""); - tmp= strsvis(dst, src, flag, extra); + MAKEEXTRALIST(flag, extra, ""); + if (!extra) { + *dst = '\0'; /* can't create extra, return "" */ + return 0; + } + rv = strsvis(dst, src, flag, extra); free(extra); - return tmp; + return rv; } int -strvisx(dst, src, len, flag) - char *dst; - const char *src; - size_t len; - int flag; +strvisx(char *dst, const char *src, size_t len, int flag) { - char *extra; - int tmp; + char *extra = NULL; + int rv; - extra= MAKEEXTRALIST(flag, ""); - tmp= strsvisx(dst, src, len, flag, extra); + MAKEEXTRALIST(flag, extra, ""); + if (!extra) { + *dst = '\0'; /* can't create extra, return "" */ + return 0; + } + rv = strsvisx(dst, src, len, flag, extra); free(extra); - return tmp; + return rv; } #endif diff --git a/cmd-line-utils/libedit/np/vis.h b/cmd-line-utils/libedit/np/vis.h index 1a49c9e3ed2..11f5b740e2d 100644 --- a/cmd-line-utils/libedit/np/vis.h +++ b/cmd-line-utils/libedit/np/vis.h @@ -1,4 +1,4 @@ -/* $NetBSD: vis.h,v 1.12 2002/03/23 17:39:05 christos Exp $ */ +/* $NetBSD: vis.h,v 1.16 2005/09/13 01:44:32 christos Exp $ */ /*- * Copyright (c) 1990, 1993 @@ -12,11 +12,7 @@ * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors + * 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. * @@ -38,9 +34,7 @@ #ifndef _VIS_H_ #define _VIS_H_ -#ifdef HAVE_SYS_CDEFS_H -#include <sys/cdefs.h> -#endif +#include <sys/types.h> /* * to select alternate encoding format @@ -78,6 +72,7 @@ */ #define UNVIS_END 1 /* no more characters */ +__BEGIN_DECLS char *vis(char *, int, int, int); char *svis(char *, int, int, int, const char *); int strvis(char *, const char *, int); @@ -86,11 +81,7 @@ int strvisx(char *, const char *, size_t, int); int strsvisx(char *, const char *, size_t, int, const char *); int strunvis(char *, const char *); int strunvisx(char *, const char *, int); -#ifdef __LIBC12_SOURCE__ int unvis(char *, int, int *, int); -int __unvis13(char *, int, int *, int); -#else -int unvis(char *, int, int *, int) __RENAME(__unvis13); -#endif +__END_DECLS #endif /* !_VIS_H_ */ |