116 lines
2.3 KiB
C
116 lines
2.3 KiB
C
/************************************************************************
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* IRC - Internet Relay Chat, iauth/misc.c
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*
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* This program 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 1, or (at your option)
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* any later version.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id: misc.c,v 1.2 2002/08/13 14:45:09 fishwaldo Exp $
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include "iauth.h"
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#include "log.h"
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#include "misc.h"
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static void outofmemory();
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/*
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* strncpy_irc - optimized strncpy
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* This may not look like it would be the fastest possible way to do it,
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* but it generally outperforms everything else on many platforms,
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* including asm library versions and memcpy, if compiled with the
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* optimizer on. (-O2 for gcc) --Bleep
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*/
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char *
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strncpy_irc(char* s1, const char* s2, size_t n)
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{
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char* endp = s1 + n;
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char* s = s1;
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while (s < endp && (*s++ = *s2++))
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;
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return s1;
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}
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/*
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* MyMalloc - allocate memory, call outofmemory on failure
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*/
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void *
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MyMalloc(size_t x)
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{
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void* ret = malloc(x);
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if (!ret)
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outofmemory();
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return ret;
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} /* MyMalloc() */
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char *
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MyStrdup(char *str)
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{
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char *final;
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final = (char *) MyMalloc(strlen(str) + 1);
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strcpy(final, str);
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return (final);
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} /* MyStrdup() */
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/*
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MyRealloc()
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calls realloc() with 'oldptr' and 'newsize'; returns pointer to
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allocated memory if successful, otherwise calls outofmemory()
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*/
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void *
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MyRealloc(void *oldptr, size_t newsize)
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{
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void *ptr;
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ptr = (void *) realloc(oldptr, newsize);
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if (!ptr)
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outofmemory();
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return (ptr);
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} /* MyRealloc() */
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/*
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MyFree()
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Free a pointer
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*/
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void
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MyFree(void *ptr)
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{
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if (ptr)
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{
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free(ptr);
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ptr = NULL;
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}
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} /* MyFree() */
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static void
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outofmemory()
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{
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log(L_INFO, "Out of memory, exiting");
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exit (-1);
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} /* outofmemory() */
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