/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* gstring-util : utilities for gstring object */ /* * * Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@inria.fr> . * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA */ #include "gstring-util.h" #include "camel-log.h" /** * g_string_equals : test if two string are equal * * @string1 : first string * @string2 : second string * * @Return Value : true if the strings equal, false otherwise **/ gboolean g_string_equals(GString *string1, GString *string2) { g_assert(string1); g_assert(string2); return !strcmp(string1->str, string2->str); } /** * g_string_clone : clone a GString * * @string : the string to clone * * @Return Value : the clone ... **/ GString * g_string_clone(GString *string) { return g_string_new( g_strdup(string->str) ); } /** * right_dichotomy : return the strings before and/or after * the last occurence of the specified separator * * This routine returns the string before and/or after * a character given as an argument. * if the separator is the last character, prefix and/or * suffix is set to NULL and result is set to 'l' * if the separator is not in the list, prefix and/or * suffix is set to NULL and result is set to 'n' * When the operation succedeed, the return value is 'o' * * @sep : separator * @prefix: pointer to be field by the prefix object * the prefix is not returned when the given pointer is NULL * @suffix: pointer to be field by the suffix object * the suffix is not returned when the given pointer is NULL * * @Return Value : result of the operation ('o', 'l' or 'n') * **/ gchar g_string_right_dichotomy( GString *string, gchar sep, GString **prefix, GString **suffix, DichotomyOption options) { gchar *str, *tmp; gint pos, len, first; CAMEL_LOG(FULL_DEBUG,\ "Entering rightDichotomy: \n\tseparator=%c \n\tprefix=%p \n\tsuffix=%p \n\toptions=%ld\n",\ sep, prefix, suffix, options); g_assert( tmp=string->str ); len = strlen(tmp); if (!len) { if (prefix) *prefix=NULL; if (suffix) *suffix=NULL; CAMEL_LOG(FULL_DEBUG,"rightDichotomy: string is empty\n"); return 'n'; } first = 0; if ( (options & STRIP_LEADING ) && (tmp[first] == sep) ) do {first++;} while ( (first<len) && (tmp[first] == sep) ); if (options & STRIP_TRAILING ) while (tmp[len-1] == sep) len--; if (first==len) { if (prefix) *prefix=NULL; if (suffix) *suffix=NULL; CAMEL_LOG(FULL_DEBUG,"rightDichotomy: after stripping, string is empty\n"); return 'n'; } pos = len; do { pos--; } while ((pos>=first) && (tmp[pos]!=sep)); if (pos<first) { if (suffix) *suffix=NULL; if (prefix) *prefix=NULL; CAMEL_LOG(FULL_DEBUG,"rightDichotomy: separator not found\n"); return 'n'; } /* if we have stripped trailongs separators, we should */ /* never enter here */ if (pos==len-1) { if (suffix) *suffix=NULL; if (prefix) *prefix=NULL; CAMEL_LOG(FULL_DEBUG,"rightDichotomy: separator is last character\n"); return 'l'; } if (prefix) /* return the prefix */ { str = g_strndup(tmp,pos); *prefix = g_string_new(str); g_free(str); } if (suffix) /* return the suffix */ { str = g_strdup(tmp+pos+1); *suffix = g_string_new(str); g_free(str); } return 'o'; } /** * g_string_append_g_string : append a GString to another GString * * @dest_string : string which will be appended * @other_string : string to append * **/ void g_string_append_g_string(GString *dest_string, GString *other_string) { g_assert(other_string); g_assert(dest_string); g_assert(other_string->str); g_string_append(dest_string, other_string->str); }