curl/lib/strequal.c
Yang Tse 4a5aa6682d Revert changes relative to lib/*.[ch] recent renaming
This reverts renaming and usage of lib/*.h header files done
28-12-2012, reverting 2 commits:

  f871de0... build: make use of 76 lib/*.h renamed files
  ffd8e12... build: rename 76 lib/*.h files

This also reverts removal of redundant include guard (redundant thanks
to changes in above commits) done 2-12-2013, reverting 1 commit:

  c087374... curl_setup.h: remove redundant include guard

This also reverts renaming and usage of lib/*.c source files done
3-12-2013, reverting 3 commits:

  13606bb... build: make use of 93 lib/*.c renamed files
  5b6e792... build: rename 93 lib/*.c files
  7d83dff... build: commit 13606bbfde follow-up 1

Start of related discussion thread:

  http://curl.haxx.se/mail/lib-2013-01/0012.html

Asking for confirmation on pushing this revertion commit:

  http://curl.haxx.se/mail/lib-2013-01/0048.html

Confirmation summary:

  http://curl.haxx.se/mail/lib-2013-01/0079.html

NOTICE: The list of 2 files that have been modified by other
intermixed commits, while renamed, and also by at least one
of the 6 commits this one reverts follows below. These 2 files
will exhibit a hole in history unless git's '--follow' option
is used when viewing logs.

  lib/curl_imap.h
  lib/curl_smtp.h
2013-01-06 18:20:27 +01:00

125 lines
3.2 KiB
C

/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "setup.h"
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif
#include "strequal.h"
/*
* @unittest: 1301
*/
int curl_strequal(const char *first, const char *second)
{
#if defined(HAVE_STRCASECMP)
return !(strcasecmp)(first, second);
#elif defined(HAVE_STRCMPI)
return !(strcmpi)(first, second);
#elif defined(HAVE_STRICMP)
return !(stricmp)(first, second);
#else
while(*first && *second) {
if(toupper(*first) != toupper(*second)) {
break;
}
first++;
second++;
}
return toupper(*first) == toupper(*second);
#endif
}
/*
* @unittest: 1301
*/
int curl_strnequal(const char *first, const char *second, size_t max)
{
#if defined(HAVE_STRNCASECMP)
return !strncasecmp(first, second, max);
#elif defined(HAVE_STRNCMPI)
return !strncmpi(first, second, max);
#elif defined(HAVE_STRNICMP)
return !strnicmp(first, second, max);
#else
while(*first && *second && max) {
if(toupper(*first) != toupper(*second)) {
break;
}
max--;
first++;
second++;
}
if(0 == max)
return 1; /* they are equal this far */
return toupper(*first) == toupper(*second);
#endif
}
#ifndef HAVE_STRLCAT
/*
* The strlcat() function appends the NUL-terminated string src to the end
* of dst. It will append at most size - strlen(dst) - 1 bytes, NUL-termi-
* nating the result.
*
* The strlcpy() and strlcat() functions return the total length of the
* string they tried to create. For strlcpy() that means the length of src.
* For strlcat() that means the initial length of dst plus the length of
* src. While this may seem somewhat confusing it was done to make trunca-
* tion detection simple.
*
*
*/
size_t Curl_strlcat(char *dst, const char *src, size_t siz)
{
char *d = dst;
const char *s = src;
size_t n = siz;
union {
ssize_t sig;
size_t uns;
} dlen;
/* Find the end of dst and adjust bytes left but don't go past end */
while(n-- != 0 && *d != '\0')
d++;
dlen.sig = d - dst;
n = siz - dlen.uns;
if(n == 0)
return(dlen.uns + strlen(s));
while(*s != '\0') {
if(n != 1) {
*d++ = *s;
n--;
}
s++;
}
*d = '\0';
return(dlen.uns + (s - src)); /* count does not include NUL */
}
#endif