From 5fd83771641d15c418f747bd343ba6738d3875f7 Mon Sep 17 00:00:00 2001
From: Cameron Katri <me@cameronkatri.com>
Date: Sun, 9 May 2021 14:20:58 -0400
Subject: Import macOS userland

adv_cmds-176
basic_cmds-55
bootstrap_cmds-116.100.1
developer_cmds-66
diskdev_cmds-667.40.1
doc_cmds-53.60.1
file_cmds-321.40.3
mail_cmds-35
misc_cmds-34
network_cmds-606.40.1
patch_cmds-17
remote_cmds-63
shell_cmds-216.60.1
system_cmds-880.60.2
text_cmds-106
---
 developer_cmds/ctags/print.c | 122 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 developer_cmds/ctags/print.c

(limited to 'developer_cmds/ctags/print.c')

diff --git a/developer_cmds/ctags/print.c b/developer_cmds/ctags/print.c
new file mode 100644
index 0000000..a6c4aaf
--- /dev/null
+++ b/developer_cmds/ctags/print.c
@@ -0,0 +1,122 @@
+/*	$NetBSD: print.c,v 1.5 1997/10/18 13:18:52 lukem Exp $	*/
+
+/*
+ * Copyright (c) 1987, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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[] = "@(#)print.c	8.3 (Berkeley) 4/2/94";
+#else 
+__RCSID("$NetBSD: print.c,v 1.5 1997/10/18 13:18:52 lukem Exp $");
+#endif
+#endif /* not lint */
+
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "ctags.h"
+
+/*
+ * ct_getline --
+ *	get the line the token of interest occurred on,
+ *	prepare it for printing.
+ */
+void
+ct_getline()
+{
+	long	saveftell;
+	int	c;
+	int	cnt;
+	char	*cp;
+
+	saveftell = ftell(inf);
+	(void)fseek(inf, lineftell, SEEK_SET);
+	if (xflag)
+		for (cp = lbuf; GETC(!=, '\n'); *cp++ = c)
+			continue;
+	/*
+	 * do all processing here, so we don't step through the
+	 * line more than once; means you don't call this routine
+	 * unless you're sure you've got a keeper.
+	 */
+	else for (cnt = 0, cp = lbuf; GETC(!=, EOF) && cnt < ENDLINE; ++cnt) {
+		if (c == '\\') {		/* backslashes */
+			if (cnt > ENDLINE - 2)
+				break;
+			*cp++ = '\\'; *cp++ = '\\';
+			++cnt;
+		}
+		else if (c == (int)searchar) {	/* search character */
+			if (cnt > ENDLINE - 2)
+				break;
+			*cp++ = '\\'; *cp++ = c;
+			++cnt;
+		}
+		else if (c == '\n') {	/* end of keep */
+			*cp++ = '$';		/* can find whole line */
+			break;
+		}
+		else
+			*cp++ = c;
+	}
+	*cp = EOS;
+	(void)fseek(inf, saveftell, SEEK_SET);
+}
+
+/*
+ * put_entries --
+ *	write out the tags
+ */
+void
+put_entries(node)
+	NODE	*node;
+{
+
+	if (node->left)
+		put_entries(node->left);
+	if (vflag)
+		printf("%s %s %d\n",
+		    node->entry, node->file, (node->lno + 63) / 64);
+	else if (xflag)
+		printf("%-16s%4d %-16s %s\n",
+		    node->entry, node->lno, node->file, node->pat);
+	else
+		fprintf(outf, "%s\t%s\t%c^%s%c\n",
+		    node->entry, node->file, searchar, node->pat, searchar);
+	if (node->right)
+		put_entries(node->right);
+}
-- 
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