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-rw-r--r--contrib/tcsh/tc.str.c427
1 files changed, 0 insertions, 427 deletions
diff --git a/contrib/tcsh/tc.str.c b/contrib/tcsh/tc.str.c
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index 5f58ef9fc026..000000000000
--- a/contrib/tcsh/tc.str.c
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@@ -1,427 +0,0 @@
-/* $Header: /src/pub/tcsh/tc.str.c,v 3.9 1996/04/26 19:21:42 christos Exp $ */
-/*
- * tc.str.c: Short string package
- * This has been a lesson of how to write buggy code!
- */
-/*-
- * Copyright (c) 1980, 1991 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. 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
- * 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 "sh.h"
-
-RCSID("$Id: tc.str.c,v 3.9 1996/04/26 19:21:42 christos Exp $")
-
-#define MALLOC_INCR 128
-
-#ifdef SHORT_STRINGS
-Char **
-blk2short(src)
- register char **src;
-{
- size_t n;
- register Char **sdst, **dst;
-
- /*
- * Count
- */
- for (n = 0; src[n] != NULL; n++)
- continue;
- sdst = dst = (Char **) xmalloc((size_t) ((n + 1) * sizeof(Char *)));
-
- for (; *src != NULL; src++)
- *dst++ = SAVE(*src);
- *dst = NULL;
- return (sdst);
-}
-
-char **
-short2blk(src)
- register Char **src;
-{
- size_t n;
- register char **sdst, **dst;
-
- /*
- * Count
- */
- for (n = 0; src[n] != NULL; n++)
- continue;
- sdst = dst = (char **) xmalloc((size_t) ((n + 1) * sizeof(char *)));
-
- for (; *src != NULL; src++)
- *dst++ = strsave(short2str(*src));
- *dst = NULL;
- return (sdst);
-}
-
-Char *
-str2short(src)
- register const char *src;
-{
- static Char *sdst;
- static size_t dstsize = 0;
- register Char *dst, *edst;
-
- if (src == NULL)
- return (NULL);
-
- if (sdst == (NULL)) {
- dstsize = MALLOC_INCR;
- sdst = (Char *) xmalloc((size_t) (dstsize * sizeof(Char)));
- }
-
- dst = sdst;
- edst = &dst[dstsize];
- while ((unsigned char) *src) {
- *dst++ = (Char) ((unsigned char) *src++);
- if (dst == edst) {
- dstsize += MALLOC_INCR;
- sdst = (Char *) xrealloc((ptr_t) sdst,
- (size_t) (dstsize * sizeof(Char)));
- edst = &sdst[dstsize];
- dst = &edst[-MALLOC_INCR];
- }
- }
- *dst = 0;
- return (sdst);
-}
-
-char *
-short2str(src)
- register const Char *src;
-{
- static char *sdst = NULL;
- static size_t dstsize = 0;
- register char *dst, *edst;
-
- if (src == NULL)
- return (NULL);
-
- if (sdst == NULL) {
- dstsize = MALLOC_INCR;
- sdst = (char *) xmalloc((size_t) (dstsize * sizeof(char)));
- }
- dst = sdst;
- edst = &dst[dstsize];
- while (*src) {
- *dst++ = (char) *src++;
- if (dst == edst) {
- dstsize += MALLOC_INCR;
- sdst = (char *) xrealloc((ptr_t) sdst,
- (size_t) (dstsize * sizeof(char)));
- edst = &sdst[dstsize];
- dst = &edst[-MALLOC_INCR];
- }
- }
- *dst = 0;
- return (sdst);
-}
-
-Char *
-s_strcpy(dst, src)
- register Char *dst;
- register const Char *src;
-{
- register Char *sdst;
-
- sdst = dst;
- while ((*dst++ = *src++) != '\0')
- continue;
- return (sdst);
-}
-
-Char *
-s_strncpy(dst, src, n)
- register Char *dst;
- register const Char *src;
- register size_t n;
-{
- register Char *sdst;
-
- if (n == 0)
- return(dst);
-
- sdst = dst;
- do
- if ((*dst++ = *src++) == '\0') {
- while (--n != 0)
- *dst++ = '\0';
- return(sdst);
- }
- while (--n != 0);
- return (sdst);
-}
-
-Char *
-s_strcat(dst, src)
- register Char *dst;
- register const Char *src;
-{
- register short *sdst;
-
- sdst = dst;
- while (*dst++)
- continue;
- --dst;
- while ((*dst++ = *src++) != '\0')
- continue;
- return (sdst);
-}
-
-#ifdef NOTUSED
-Char *
-s_strncat(dst, src, n)
- register Char *dst;
- register const Char *src;
- register size_t n;
-{
- register Char *sdst;
-
- if (n == 0)
- return (dst);
-
- sdst = dst;
-
- while (*dst++)
- continue;
- --dst;
-
- do
- if ((*dst++ = *src++) == '\0')
- return(sdst);
- while (--n != 0)
- continue;
-
- *dst = '\0';
- return (sdst);
-}
-
-#endif
-
-Char *
-s_strchr(str, ch)
- register const Char *str;
- int ch;
-{
- do
- if (*str == ch)
- return ((Char *) str);
- while (*str++);
- return (NULL);
-}
-
-Char *
-s_strrchr(str, ch)
- register const Char *str;
- int ch;
-{
- register const Char *rstr;
-
- rstr = NULL;
- do
- if (*str == ch)
- rstr = str;
- while (*str++);
- return ((Char *) rstr);
-}
-
-size_t
-s_strlen(str)
- register const Char *str;
-{
- register size_t n;
-
- for (n = 0; *str++; n++)
- continue;
- return (n);
-}
-
-int
-s_strcmp(str1, str2)
- register const Char *str1, *str2;
-{
- for (; *str1 && *str1 == *str2; str1++, str2++)
- continue;
- /*
- * The following case analysis is necessary so that characters which look
- * negative collate low against normal characters but high against the
- * end-of-string NUL.
- */
- if (*str1 == '\0' && *str2 == '\0')
- return (0);
- else if (*str1 == '\0')
- return (-1);
- else if (*str2 == '\0')
- return (1);
- else
- return (*str1 - *str2);
-}
-
-int
-s_strncmp(str1, str2, n)
- register const Char *str1, *str2;
- register size_t n;
-{
- if (n == 0)
- return (0);
- do {
- if (*str1 != *str2) {
- /*
- * The following case analysis is necessary so that characters
- * which look negative collate low against normal characters
- * but high against the end-of-string NUL.
- */
- if (*str1 == '\0')
- return (-1);
- else if (*str2 == '\0')
- return (1);
- else
- return (*str1 - *str2);
- }
- if (*str1 == '\0')
- return(0);
- str1++, str2++;
- } while (--n != 0);
- return(0);
-}
-
-Char *
-s_strsave(s)
- register const Char *s;
-{
- Char *n;
- register Char *p;
-
- if (s == 0)
- s = STRNULL;
- for (p = (Char *) s; *p++;)
- continue;
- n = p = (Char *) xmalloc((size_t)
- ((((const Char *) p) - s) * sizeof(Char)));
- while ((*p++ = *s++) != '\0')
- continue;
- return (n);
-}
-
-Char *
-s_strspl(cp, dp)
- const Char *cp, *dp;
-{
- Char *ep;
- register Char *p, *q;
-
- if (!cp)
- cp = STRNULL;
- if (!dp)
- dp = STRNULL;
- for (p = (Char *) cp; *p++;)
- continue;
- for (q = (Char *) dp; *q++;)
- continue;
- ep = (Char *) xmalloc((size_t)
- (((((const Char *) p) - cp) +
- (((const Char *) q) - dp) - 1) * sizeof(Char)));
- for (p = ep, q = (Char*) cp; (*p++ = *q++) != '\0';)
- continue;
- for (p--, q = (Char *) dp; (*p++ = *q++) != '\0';)
- continue;
- return (ep);
-}
-
-Char *
-s_strend(cp)
- register const Char *cp;
-{
- if (!cp)
- return ((Char *) cp);
- while (*cp)
- cp++;
- return ((Char *) cp);
-}
-
-Char *
-s_strstr(s, t)
- register const Char *s, *t;
-{
- do {
- register const Char *ss = s;
- register const Char *tt = t;
-
- do
- if (*tt == '\0')
- return ((Char *) s);
- while (*ss++ == *tt++);
- } while (*s++ != '\0');
- return (NULL);
-}
-
-#endif /* SHORT_STRINGS */
-
-char *
-short2qstr(src)
- register const Char *src;
-{
- static char *sdst = NULL;
- static size_t dstsize = 0;
- register char *dst, *edst;
-
- if (src == NULL)
- return (NULL);
-
- if (sdst == NULL) {
- dstsize = MALLOC_INCR;
- sdst = (char *) xmalloc((size_t) (dstsize * sizeof(char)));
- }
- dst = sdst;
- edst = &dst[dstsize];
- while (*src) {
- if (*src & QUOTE) {
- *dst++ = '\\';
- if (dst == edst) {
- dstsize += MALLOC_INCR;
- sdst = (char *) xrealloc((ptr_t) sdst,
- (size_t) (dstsize * sizeof(char)));
- edst = &sdst[dstsize];
- dst = &edst[-MALLOC_INCR];
- }
- }
- *dst++ = (char) *src++;
- if (dst == edst) {
- dstsize += MALLOC_INCR;
- sdst = (char *) xrealloc((ptr_t) sdst,
- (size_t) (dstsize * sizeof(char)));
- edst = &sdst[dstsize];
- dst = &edst[-MALLOC_INCR];
- }
- }
- *dst = 0;
- return (sdst);
-}
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