107 lines
2.8 KiB
C
107 lines
2.8 KiB
C
/* -*- Mode: C ; c-basic-offset: 2 -*- */
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/*
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* LADI Session Handler (ladish)
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*
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* Copyright (C) 2009 Nedko Arnaudov <nedko@arnaudov.name>
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*
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**************************************************************************
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* This file contains implementation of the catdup() function
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**************************************************************************
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*
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* LADI Session Handler is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* LADI Session Handler is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
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* or write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "common.h"
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#include "catdup.h"
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char * catdup(const char * s1, const char * s2)
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{
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char * buffer;
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size_t s1_len, s2_len;
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ASSERT(s1 != NULL && s2 != NULL);
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s1_len = strlen(s1);
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s2_len = strlen(s2);
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buffer = malloc(s1_len + s2_len + 1);
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if (buffer == NULL)
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{
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log_error("malloc() failed.");
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return NULL;
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}
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memcpy(buffer, s1, s1_len);
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memcpy(buffer + s1_len, s2, s2_len);
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buffer[s1_len + s2_len] = 0;
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return buffer;
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}
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char * catdup3(const char * s1, const char * s2, const char * s3)
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{
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char * buffer;
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size_t s1_len, s2_len, s3_len;
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ASSERT(s1 != NULL && s2 != NULL && s3 != NULL);
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s1_len = strlen(s1);
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s2_len = strlen(s2);
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s3_len = strlen(s3);
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buffer = malloc(s1_len + s2_len + s3_len + 1);
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if (buffer == NULL)
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{
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log_error("malloc() failed.");
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return NULL;
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}
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memcpy(buffer, s1, s1_len);
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memcpy(buffer + s1_len, s2, s2_len);
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memcpy(buffer + s1_len + s2_len, s3, s3_len);
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buffer[s1_len + s2_len + s3_len] = 0;
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return buffer;
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}
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char * catdup4(const char * s1, const char * s2, const char * s3, const char * s4)
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{
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char * buffer;
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size_t s1_len, s2_len, s3_len, s4_len;
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ASSERT(s1 != NULL && s2 != NULL && s3 != NULL && s4 != NULL);
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s1_len = strlen(s1);
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s2_len = strlen(s2);
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s3_len = strlen(s3);
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s4_len = strlen(s4);
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buffer = malloc(s1_len + s2_len + s3_len + s4_len + 1);
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if (buffer == NULL)
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{
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log_error("malloc() failed.");
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return NULL;
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}
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memcpy(buffer, s1, s1_len);
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memcpy(buffer + s1_len, s2, s2_len);
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memcpy(buffer + s1_len + s2_len, s3, s3_len);
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memcpy(buffer + s1_len + s2_len + s3_len, s4, s4_len);
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buffer[s1_len + s2_len + s3_len + s4_len] = 0;
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return buffer;
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}
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