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Support propogation of file flags when building a homedir from the

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skeleton directory.
sprintf() -> snprintf() cleanup.
PR:		bin/8756
Submitted by:	"Nickolay N. Dudorov" <nnd@itfs.nsk.su>
This commit is contained in:
David Nugent 2000-07-13 23:52:49 +00:00
parent c5dc421f98
commit 1994f5c7aa
1 changed files with 17 additions and 6 deletions
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23
usr.sbin/pw/cpdir.c
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@ -72,18 +72,23 @@ copymkdir(char const * dir, char const * skel, mode_t mode, uid_t uid, gid_t gid
while ((e = readdir(d)) != NULL) {
char *p = e->d_name;
sprintf(src, "%s/%s", skel, p);
if (stat(src, &st) == 0) {
if (snprintf(src, sizeof(src), "%s/%s", skel, p) >= (int)sizeof(src))
warn("warning: pathname too long '%s/%s' (skel not copied)", skel, p);
else if (stat(src, &st) == 0) {
if (strncmp(p, "dot.", 4) == 0) /* Conversion */
p += 3;
sprintf(dst, "%s/%s", dir, p);
if (S_ISDIR(st.st_mode)) { /* Recurse for this */
if (snprintf(dst, sizeof(dst), "%s/%s", dir, p) >= (int)sizeof(dst))
warn("warning: path too long '%s/%s' (skel file skipped)", dir, p);
else {
if (S_ISDIR(st.st_mode)) { /* Recurse for this */
if (strcmp(e->d_name, ".") != 0 && strcmp(e->d_name, "..") != 0)
copymkdir(dst, src, (st.st_mode & 0777), uid, gid);
chflags(dst, st.st_flags); /* propogate flags */
/*
* Note: don't propogate 'special' attributes
* Note: don't propogate special attributes
* but do propogate file flags
*/
} else if (S_ISREG(st.st_mode) && (outfd = open(dst, O_RDWR | O_CREAT | O_EXCL, st.st_mode)) != -1) {
} else if (S_ISREG(st.st_mode) && (outfd = open(dst, O_RDWR | O_CREAT | O_EXCL, st.st_mode)) != -1) {
if ((infd = open(src, O_RDONLY)) == -1) {
close(outfd);
remove(dst);
@ -98,9 +103,15 @@ copymkdir(char const * dir, char const * skel, mode_t mode, uid_t uid, gid_t gid
while ((b = read(infd, copybuf, 4096)) > 0)
write(outfd, copybuf, b);
close(infd);
/*
* Propogate special filesystem flags
*/
fchown(outfd, uid, gid);
fchflags(outfd, st.st_flags);
close(outfd);
chown(dst, uid, gid);
}
}
}
}
}