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1.1 root 1: /* $Source: /src386/usr/bin/pax/pass.c,v $
2: *
3: * $Revision: 1.1 $
4: *
5: * pass.c - handle the pass option of cpio
6: *
7: * DESCRIPTION
8: *
9: * These functions implement the pass options in PAX. The pass option
10: * copies files from one directory hierarchy to another.
11: *
12: * AUTHOR
13: *
14: * Mark H. Colburn, NAPS International ([email protected])
15: *
16: * Sponsored by The USENIX Association for public distribution.
17: *
18: * Copyright (c) 1989 Mark H. Colburn.
19: * All rights reserved.
20: *
21: * Redistribution and use in source and binary forms are permitted
22: * provided that the above copyright notice is duplicated in all such
23: * forms and that any documentation, advertising materials, and other
24: * materials related to such distribution and use acknowledge that the
25: * software was developed * by Mark H. Colburn and sponsored by The
26: * USENIX Association.
27: *
28: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
29: * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
30: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
31: *
32: * $Log: pass.c,v $
33: * Revision 1.1 92/08/28 08:02:22 bin
34: * Initial revision
35: *
36: * Revision 1.1 89/02/14 16:48:05 jep
37: * Initial revision
38: *
39: * Revision 1.1 88/12/23 18:02:20 mark
40: * Initial revision
41: *
42: */
43:
44: #ifndef lint
45: static char *ident = "$Id: pass.c,v 1.1 92/08/28 08:02:22 bin Exp Locker: bin $";
46: static char *copyright = "Copyright (c) 1989 Mark H. Colburn.\nAll rights reserved.\n";
47: #endif /* ! lint */
48:
49:
50: /* Headers */
51:
52: #include "pax.h"
53:
54:
55: /* pass - copy within the filesystem
56: *
57: * DESCRIPTION
58: *
59: * Pass copies the named files from the current directory hierarchy to
60: * the directory pointed to by dirname.
61: *
62: * PARAMETERS
63: *
64: * char *dirname - name of directory to copy named files to.
65: *
66: */
67:
68: #if __STDC__
69:
70: int pass(char *dirname)
71:
72: #else
73:
74: int pass(dirname)
75: char *dirname;
76:
77: #endif
78: {
79: char name[PATH_MAX + 1];
80: int fd;
81: Stat sb;
82:
83: while (name_next(name, &sb) >= 0 && (fd = openin(name, &sb)) >= 0) {
84:
85: if (rplhead != (Replstr *)NULL) {
86: rpl_name(name);
87: }
88: if (get_disposition("pass", name) || get_newname(name, sizeof(name))) {
89: /* skip file... */
90: if (fd) {
91: close(fd);
92: }
93: continue;
94: }
95:
96: if (passitem(name, &sb, fd, dirname)) {
97: close(fd);
98: }
99: if (f_verbose) {
100: fprintf(stderr, "%s/%s\n", dirname, name);
101: }
102: }
103: }
104:
105:
106: /* passitem - copy one file
107: *
108: * DESCRIPTION
109: *
110: * Passitem copies a specific file to the named directory
111: *
112: * PARAMETERS
113: *
114: * char *from - the name of the file to open
115: * Stat *asb - the stat block associated with the file to copy
116: * int ifd - the input file descriptor for the file to copy
117: * char *dir - the directory to copy it to
118: *
119: * RETURNS
120: *
121: * Returns given input file descriptor or -1 if an error occurs.
122: *
123: * ERRORS
124: */
125:
126: #if __STDC__
127:
128: int passitem(char *from, Stat *asb, int ifd, char *dir)
129:
130: #else
131:
132: int passitem(from, asb, ifd, dir)
133: char *from;
134: Stat *asb;
135: int ifd;
136: char *dir;
137:
138: #endif
139: {
140: int ofd;
141: time_t tstamp[2];
142: char to[PATH_MAX + 1];
143:
144: if (nameopt(strcat(strcat(strcpy(to, dir), "/"), from)) < 0) {
145: return (-1);
146: }
147: if (asb->sb_nlink > 1) {
148: linkto(to, asb);
149: }
150: if (f_link && islink(from, asb) == (Link *)NULL) {
151: linkto(from, asb);
152: }
153: if ((ofd = openout(to, asb, islink(to, asb), 1)) < 0) {
154: return (-1);
155: }
156: if (ofd > 0) {
157: passdata(from, ifd, to, ofd);
158: }
159: tstamp[0] = asb->sb_atime;
160: tstamp[1] = f_mtime ? asb->sb_mtime : time((time_t *) 0);
161: if (!f_modified) /* VLAD */
162: utime(to, tstamp);
163: return (ifd);
164: }
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