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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [readline/] [xmalloc.c] - Rev 433
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/* xmalloc.c -- safe versions of malloc and realloc */ /* Copyright (C) 1991 Free Software Foundation, Inc. This file is part of GNU Readline, a library for reading lines of text with interactive input and history editing. Readline 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, or (at your option) any later version. Readline 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 Readline; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ #define READLINE_LIBRARY #if defined (HAVE_CONFIG_H) #include <config.h> #endif #include <stdio.h> #if defined (HAVE_STDLIB_H) # include <stdlib.h> #else # include "ansi_stdlib.h" #endif /* HAVE_STDLIB_H */ #include "xmalloc.h" /* **************************************************************** */ /* */ /* Memory Allocation and Deallocation. */ /* */ /* **************************************************************** */ static void memory_error_and_abort (fname) char *fname; { fprintf (stderr, "%s: out of virtual memory\n", fname); exit (2); } /* Return a pointer to free()able block of memory large enough to hold BYTES number of bytes. If the memory cannot be allocated, print an error message and abort. */ PTR_T xmalloc (bytes) size_t bytes; { PTR_T temp; temp = malloc (bytes); if (temp == 0) memory_error_and_abort ("xmalloc"); return (temp); } PTR_T xrealloc (pointer, bytes) PTR_T pointer; size_t bytes; { PTR_T temp; temp = pointer ? realloc (pointer, bytes) : malloc (bytes); if (temp == 0) memory_error_and_abort ("xrealloc"); return (temp); } /* Use this as the function to call when adding unwind protects so we don't need to know what free() returns. */ void xfree (string) PTR_T string; { if (string) free (string); }
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