pr.c revision 63165362 
1/*
2
3Copyright (c) 1993, 1994, 1998 The Open Group
4
5Permission to use, copy, modify, distribute, and sell this software and its
6documentation for any purpose is hereby granted without fee, provided that
7the above copyright notice appear in all copies and that both that
8copyright notice and this permission notice appear in supporting
9documentation.
10
11The above copyright notice and this permission notice shall be included in
12all copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
17OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20
21Except as contained in this notice, the name of The Open Group shall not be
22used in advertising or otherwise to promote the sale, use or other dealings
23in this Software without prior written authorization from The Open Group.
24
25*/
26
27#include "def.h"
28
29extern struct	inclist	inclist[ MAXFILES ],
30			*inclistp;
31extern char	*objprefix;
32extern char	*objsuffix;
33extern int	width;
34extern boolean	printed;
35extern boolean	verbose;
36extern boolean	show_where_not;
37
38void
39add_include(struct filepointer *filep, struct inclist *file,
40	    struct inclist *file_red, const char *include, int type,
41	    boolean failOK)
42{
43	register struct inclist	*newfile;
44	register struct filepointer	*content;
45
46	/*
47	 * First decide what the pathname of this include file really is.
48	 */
49	newfile = inc_path(file->i_file, include, type);
50	if (newfile == NULL) {
51		if (failOK)
52		    return;
53		if (file != file_red)
54			warning("%s (reading %s, line %ld): ",
55				file_red->i_file, file->i_file, filep->f_line);
56		else
57			warning("%s, line %ld: ", file->i_file, filep->f_line);
58		warning1("cannot find include file \"%s\"\n", include);
59		show_where_not = TRUE;
60		newfile = inc_path(file->i_file, include, type);
61		show_where_not = FALSE;
62	}
63
64	if (newfile) {
65		included_by(file, newfile);
66		if (!(newfile->i_flags & SEARCHED)) {
67			newfile->i_flags |= SEARCHED;
68			content = getfile(newfile->i_file);
69			find_includes(content, newfile, file_red, 0, failOK);
70			freefile(content);
71		}
72	}
73}
74
75static void
76pr(struct inclist *ip, const char *file, const char *base)
77{
78	static const char *lastfile;
79	static int	current_len;
80	register int	len, i;
81	char	buf[ BUFSIZ ];
82
83	printed = TRUE;
84	len = strlen(ip->i_file)+1;
85	if (current_len + len > width || file != lastfile) {
86		lastfile = file;
87		sprintf(buf, "\n%s%s%s: %s", objprefix, base, objsuffix,
88			ip->i_file);
89		len = current_len = strlen(buf);
90	}
91	else {
92		buf[0] = ' ';
93		strcpy(buf+1, ip->i_file);
94		current_len += len;
95	}
96	fwrite(buf, len, 1, stdout);
97
98	/*
99	 * If verbose is set, then print out what this file includes.
100	 */
101	if (! verbose || ip->i_list == NULL || ip->i_flags & NOTIFIED)
102		return;
103	ip->i_flags |= NOTIFIED;
104	lastfile = NULL;
105	printf("\n# %s includes:", ip->i_file);
106	for (i=0; i<ip->i_listlen; i++)
107		printf("\n#\t%s", ip->i_list[ i ]->i_incstring);
108}
109
110void
111recursive_pr_include(struct inclist *head, const char *file, const char *base)
112{
113	int	i;
114
115	if (head->i_flags & MARKED)
116		return;
117	head->i_flags |= MARKED;
118	if (head->i_file != file)
119		pr(head, file, base);
120	for (i=0; i<head->i_listlen; i++)
121		recursive_pr_include(head->i_list[ i ], file, base);
122}
123