/* $Id$ */ /* * Copyright (c) 2006 Nicholas Marriott * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #ifdef HAVE_STDINT_H #include #else #include #endif #include #include "tmux.h" int asprintf(char **ret, const char *fmt, ...) { va_list ap; int n; va_start(ap, fmt); n = vasprintf(ret, fmt, ap); va_end(ap); return (n); } int vasprintf(char **ret, const char *fmt, va_list ap) { int n; if ((n = vsnprintf(NULL, 0, fmt, ap)) < 0) goto error; *ret = xmalloc(n + 1); if ((n = vsnprintf(*ret, n + 1, fmt, ap)) < 0) { xfree(*ret); goto error; } return (n); error: *ret = NULL; return (-1); }