xref: /freebsd/usr.bin/gprof/printlist.c (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1983, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 #include <err.h>
34 #include <string.h>
35 
36 #include "gprof.h"
37 
38     /*
39      *	these are the lists of names:
40      *	there is the list head and then the listname
41      *	is a pointer to the list head
42      *	(for ease of passing to stringlist functions).
43      */
44 struct stringlist	kfromhead = { 0 , 0 };
45 struct stringlist	*kfromlist = &kfromhead;
46 struct stringlist	ktohead = { 0 , 0 };
47 struct stringlist	*ktolist = &ktohead;
48 struct stringlist	fhead = { 0 , 0 };
49 struct stringlist	*flist = &fhead;
50 struct stringlist	Fhead = { 0 , 0 };
51 struct stringlist	*Flist = &Fhead;
52 struct stringlist	ehead = { 0 , 0 };
53 struct stringlist	*elist = &ehead;
54 struct stringlist	Ehead = { 0 , 0 };
55 struct stringlist	*Elist = &Ehead;
56 
57 void
58 addlist(struct stringlist *listp, char *funcname)
59 {
60     struct stringlist	*slp;
61 
62     slp = (struct stringlist *) malloc( sizeof(struct stringlist));
63     if ( slp == (struct stringlist *) 0 )
64 	errx( 1 , "no room for printlist");
65     slp -> next = listp -> next;
66     slp -> string = funcname;
67     listp -> next = slp;
68 }
69 
70 bool
71 onlist(struct stringlist *listp, const char *funcname)
72 {
73     struct stringlist	*slp;
74 
75     for ( slp = listp -> next ; slp ; slp = slp -> next ) {
76 	if ( ! strcmp( slp -> string , funcname ) ) {
77 	    return TRUE;
78 	}
79 	if ( funcname[0] == '_' && ! strcmp( slp -> string , &funcname[1] ) ) {
80 	    return TRUE;
81 	}
82     }
83     return FALSE;
84 }
85