| /**************************************************************************** |
| * Copyright (c) 2009-2010,2011 Free Software Foundation, Inc. * |
| * * |
| * Permission is hereby granted, free of charge, to any person obtaining a * |
| * copy of this software and associated documentation files (the * |
| * "Software"), to deal in the Software without restriction, including * |
| * without limitation the rights to use, copy, modify, merge, publish, * |
| * distribute, distribute with modifications, sublicense, and/or sell * |
| * copies of the Software, and to permit persons to whom the Software is * |
| * furnished to do so, subject to the following conditions: * |
| * * |
| * The above copyright notice and this permission notice shall be included * |
| * in all copies or substantial portions of the Software. * |
| * * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * |
| * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * |
| * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * |
| * * |
| * Except as contained in this notice, the name(s) of the above copyright * |
| * holders shall not be used in advertising or otherwise to promote the * |
| * sale, use or other dealings in this Software without prior written * |
| * authorization. * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Author: Thomas E. Dickey * |
| ****************************************************************************/ |
| #include <progs.priv.h> |
| #include <string.h> |
| |
| #include <transform.h> |
| |
| MODULE_ID("$Id: transform.c,v 1.3 2011/05/14 22:41:17 tom Exp $") |
| |
| #ifdef SUFFIX_IGNORED |
| static void |
| trim_suffix(const char *a, size_t *len) |
| { |
| const char ignore[] = SUFFIX_IGNORED; |
| |
| if (sizeof(ignore) != 0) { |
| bool trim = FALSE; |
| size_t need = (sizeof(ignore) - 1); |
| |
| if (*len > need) { |
| size_t first = *len - need; |
| size_t n; |
| trim = TRUE; |
| for (n = first; n < *len; ++n) { |
| if (tolower(UChar(a[n])) != tolower(UChar(ignore[n - first]))) { |
| trim = FALSE; |
| break; |
| } |
| } |
| if (trim) { |
| *len -= need; |
| } |
| } |
| } |
| } |
| #else |
| #define trim_suffix(a, len) /* nothing */ |
| #endif |
| |
| bool |
| same_program(const char *a, const char *b) |
| { |
| size_t len_a = strlen(a); |
| size_t len_b = strlen(b); |
| |
| trim_suffix(a, &len_a); |
| trim_suffix(b, &len_b); |
| |
| return (len_a == len_b) && (strncmp(a, b, len_a) == 0); |
| } |