initial population

1 files changed, 151 insertions, 0 deletions

diff --git a/usr.bin/find/misc.c b/usr.bin/find/misc.c
new file mode 100644
index 0000000..8ba84c0
--- /dev/null
+++ b/usr.bin/find/misc.c
@@ -0,0 +1,151 @@
+/*	$NetBSD: misc.c,v 1.14 2006/10/11 19:51:10 apb Exp $	*/
+
+/*-
+ * Copyright (c) 1990, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Cimarron D. Taylor of the University of California, Berkeley.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+#ifndef lint
+#if 0
+static char sccsid[] = "from: @(#)misc.c	8.2 (Berkeley) 4/1/94";
+#else
+__RCSID("$NetBSD: misc.c,v 1.14 2006/10/11 19:51:10 apb Exp $");
+#endif
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <err.h>
+#include <errno.h>
+#include <fts.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "find.h"
+
+/*
+ * brace_subst --
+ *	Replace occurrences of {} in orig with path, and place it in a malloced
+ *      area of memory set in store.
+ */
+void
+brace_subst(char *orig, char **store, char *path, int *len)
+{
+	int nlen, plen, rest;
+	char ch, *p, *ostore;
+
+	plen = strlen(path);
+	for (p = *store; (ch = *orig) != '\0'; ++orig)
+		if (ch == '{' && orig[1] == '}') {
+			/* Length of string after the {}. */
+			rest = strlen(&orig[2]);
+
+			nlen = *len;
+			while ((p - *store) + plen + rest + 1 > nlen)
+				nlen *= 2;
+
+			if (nlen > *len) {
+				ostore = *store;
+				if ((*store = realloc(ostore, nlen)) == NULL)
+					err(1, "realloc");
+				*len = nlen;
+				p += *store - ostore;	/* Relocate. */
+			}
+			memmove(p, path, plen);
+			p += plen;
+			++orig;
+		} else
+			*p++ = ch;
+	*p = '\0';
+}
+
+/*
+ * queryuser --
+ *	print a message to standard error and then read input from standard
+ *	input. If the input is 'y' then 1 is returned.
+ */
+int
+queryuser(char **argv)
+{
+	int ch, first, nl;
+
+	(void)fprintf(stderr, "\"%s", *argv);
+	while (*++argv)
+		(void)fprintf(stderr, " %s", *argv);
+	(void)fprintf(stderr, "\"? ");
+	(void)fflush(stderr);
+
+	first = ch = getchar();
+	for (nl = 0;;) {
+		if (ch == '\n') {
+			nl = 1;
+			break;
+		}
+		if (ch == EOF)
+			break;
+		ch = getchar();
+	}
+
+	if (!nl) {
+		(void)fprintf(stderr, "\n");
+		(void)fflush(stderr);
+	}
+        return (first == 'y');
+}
+
+/*
+ * show_path --
+ *	called on SIGINFO
+ */
+/* ARGSUSED */
+void
+show_path(int sig)
+{
+	extern FTSENT *g_entry;
+	int errno_bak;
+
+	if (g_entry == NULL) {
+		/*
+		 * not initialized yet.
+		 * assumption: pointer assignment is atomic.
+		 */
+		return;
+	}
+
+	errno_bak = errno;
+	write(STDERR_FILENO, "find path: ", 11);
+	write(STDERR_FILENO, g_entry->fts_path, g_entry->fts_pathlen);
+	write(STDERR_FILENO, "\n", 1);
+	errno = errno_bak;
+}