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fdafd315ad
Apply the following automated changes to try to eliminate no-longer-needed sys/cdefs.h includes as well as now-empty blank lines in a row. Remove /^#if.*\n#endif.*\n#include\s+<sys/cdefs.h>.*\n/ Remove /\n+#include\s+<sys/cdefs.h>.*\n+#if.*\n#endif.*\n+/ Remove /\n+#if.*\n#endif.*\n+/ Remove /^#if.*\n#endif.*\n/ Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/types.h>/ Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/param.h>/ Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/capsicum.h>/ Sponsored by: Netflix
75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/*-
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* Copyright (c) 2013-2015 Sandvine Inc. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <machine/stdarg.h>
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int
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vasprintf(char **buf, struct malloc_type *mtp, const char *format, va_list va)
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{
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int len, ret;
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va_list tmp_va;
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char dummy;
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va_copy(tmp_va, va);
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len = vsnprintf(&dummy, 0, format, tmp_va);
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va_end(tmp_va);
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if (len < 0) {
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*buf = NULL;
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return (len);
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}
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/* Account for null terminator. */
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len += 1;
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*buf = malloc(len, mtp, M_NOWAIT);
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if (*buf == NULL)
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return (-1);
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ret = vsnprintf(*buf, len, format, va);
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if (ret < 0) {
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free(*buf, mtp);
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*buf = NULL;
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}
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return (ret);
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}
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int
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asprintf(char **buf, struct malloc_type *mtp, const char *format, ...)
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{
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int ret;
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va_list va;
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va_start(va, format);
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ret = vasprintf(buf, mtp, format, va);
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va_end(va);
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return (ret);
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}
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