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@@ -0,0 +1,56 @@
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+/*
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+ * Copyright (c) 2012 - 2013 Tony Finch <dot@dotat.at>
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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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+
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+#include <sys/stat.h>
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+
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+#include <ctype.h>
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+#include <errno.h>
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+#include <stdarg.h>
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+#include <stdbool.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include <unistd.h>
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+
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+/* Avoid err.h since this are non-standard BSD extensions */
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+#define vwarnx(fmt, args) ({ fprintf(stderr, "unifdef: "); vfprintf(stderr, fmt, args); fprintf(stderr, "\n"); })
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+#define warnx(fmt, args...) fprintf(stderr, "unifdef: " fmt "\n", ## args)
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+#define errx(exit_code, fmt, args...) ({ warnx(fmt, ## args); exit(exit_code); })
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+#define err(exit_code, fmt, args...) errx(exit_code, fmt ": %s", ## args, strerror(errno))
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+
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+/* portability stubs */
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+
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+#define fbinmode(fp) (fp)
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+
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+#define replace(old,new) rename(old,new)
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+
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+static FILE *
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+mktempmode(char *tmp, int mode)
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+{
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+ int fd = mkstemp(tmp);
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+ if (fd < 0) return (NULL);
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+ fchmod(fd, mode & (S_IRWXU|S_IRWXG|S_IRWXO));
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+ return (fdopen(fd, "wb"));
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+}
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Bernhard Reutner-Fischer