#include <atalk/bstrlib.h>
#include <atalk/bstradd.h>
#include <atalk/queue.h>
-
+
#include "ad.h"
#define STRIP_TRAILING_SLASH(p) { \
PATH_T to = { to.p_path, emptystring, "" };
enum op { FILE_TO_FILE, FILE_TO_DIR, DIR_TO_DNE };
-int fflag, iflag, lflag, nflag, pflag, vflag;
+int fflag, iflag, nflag, pflag, vflag;
mode_t mask;
cnid_t ppdid, pdid, did; /* current dir CNID and parent did*/
pdid = ppdid;
}
-/*
- SIGNAL handling:
- catch SIGINT and SIGTERM which cause clean exit. Ignore anything else.
- */
+/*
+ SIGNAL handling:
+ catch SIGINT and SIGTERM which cause clean exit. Ignore anything else.
+*/
static void sig_handler(int signo)
{
static void usage_cp(void)
{
printf(
- "Usage: ad cp [-R [-P]] [-pvf] <source_file> <target_file>\n"
- "Usage: ad cp [-R [-P]] [-pvfx] <source_file [source_file ...]> <target_directory>\n"
+ "Usage: ad cp [-R] [-aipvf] <source_file> <target_file>\n"
+ " ad cp [-R] [-aipvfx] <source_file [source_file ...]> <target_directory>\n\n"
+ "In the first synopsis form, the cp utility copies the contents of the source_file to the\n"
+ "target_file. In the second synopsis form, the contents of each named source_file is copied to the\n"
+ "destination target_directory. The names of the files themselves are not changed. If cp detects an\n"
+ "attempt to copy a file to itself, the copy will fail.\n\n"
+ "Netatalk AFP volumes are detected by means of their \".AppleDesktop\" directory\n"
+ "which is located in their volume root. When a copy targetting an AFP volume\n"
+ "is detected, its CNID database daemon is connected and all copies will also\n"
+ "go through the CNID database.\n"
+ "AppleDouble files are also copied and created as needed when the target is\n"
+ "an AFP volume.\n\n"
+ "The following options are available:\n\n"
+ " -a Archive mode. Same as -Rp.\n\n"
+ " -f For each existing destination pathname, remove it and create a new\n"
+ " file, without prompting for confirmation regardless of its permis-\n"
+ " sions. (The -f option overrides any previous -i or -n options.)\n\n"
+ " -i Cause cp to write a prompt to the standard error output before\n"
+ " copying a file that would overwrite an existing file. If the\n"
+ " response from the standard input begins with the character 'y' or\n"
+ " 'Y', the file copy is attempted. (The -i option overrides any pre-\n"
+ " vious -f or -n options.)\n\n"
+ " -n Do not overwrite an existing file. (The -n option overrides any\n"
+ " previous -f or -i options.)\n\n"
+ " -p Cause cp to preserve the following attributes of each source file\n"
+ " in the copy: modification time, access time, file flags, file mode,\n"
+ " user ID, and group ID, as allowed by permissions.\n"
+ " If the user ID and group ID cannot be preserved, no error message\n"
+ " is displayed and the exit value is not altered.\n\n"
+ " -R If source_file designates a directory, cp copies the directory and\n"
+ " the entire subtree connected at that point.If the source_file\n"
+ " ends in a /, the contents of the directory are copied rather than\n"
+ " the directory itself.\n\n"
+ " -v Cause cp to be verbose, showing files as they are copied.\n\n"
+ " -x File system mount points are not traversed.\n\n"
);
exit(EXIT_FAILURE);
}
ppdid = pdid = htonl(1);
did = htonl(2);
- while ((ch = getopt(argc, argv, "Rafilnpvx")) != -1)
+ while ((ch = getopt(argc, argv, "afinpRvx")) != -1)
switch (ch) {
- case 'R':
- Rflag = 1;
- break;
case 'a':
pflag = 1;
Rflag = 1;
iflag = 1;
fflag = nflag = 0;
break;
- case 'l':
- lflag = 1;
- break;
case 'n':
nflag = 1;
fflag = iflag = 0;
case 'p':
pflag = 1;
break;
+ case 'R':
+ Rflag = 1;
+ break;
case 'v':
vflag = 1;
break;
/* Load .volinfo file for destination*/
openvol(to.p_path, &dvolume);
- for (int i = 0; argv[i] != NULL; i++) {
+ for (int i = 0; argv[i] != NULL; i++) {
/* Load .volinfo file for source */
openvol(argv[i], &svolume);
if (!S_ISDIR(statp->st_mode) &&
S_ISDIR(to_stat.st_mode)) {
SLOG("cannot overwrite directory %s with "
- "non-directory %s",
- to.p_path, path);
- badcp = rval = 1;
- return 0;
+ "non-directory %s",
+ to.p_path, path);
+ badcp = rval = 1;
+ return 0;
}
dne = 0;
}
if (svolume.volinfo.v_path && svolume.volinfo.v_adouble == AD_VERSION2) {
/* copy ".Parent" file */
- SLOG("Copying adouble for %s -> %s", path, to.p_path);
if (dvolume.volume.vfs->vfs_copyfile(&dvolume.volume, -1, path, to.p_path)) {
SLOG("Error copying adouble for %s -> %s", path, to.p_path);
badcp = rval = 1;
if (ad_open_metadata(to.p_path, ADFLAGS_DIR, O_RDWR | O_CREAT, &ad) != 0) {
ERROR("Error opening adouble for: %s", to.p_path);
}
- SLOG("Setting CNID %u for %s", ntohl(did), to.p_path);
ad_setid( &ad, st.st_dev, st.st_ino, did, pdid, dvolume.db_stamp);
ad_setname(&ad, utompath(&dvolume.volinfo, basename(to.p_path)));
ad_setdate(&ad, AD_DATE_CREATE | AD_DATE_UNIX, st.st_mtime);
if (ad_open_metadata(to.p_path, 0, O_RDWR | O_CREAT, &ad) != 0) {
ERROR("Error opening adouble for: %s", to.p_path);
}
- SLOG("setid: DID: %u, CNID: %u, %s", ntohl(did), ntohl(cnid), to.p_path);
ad_setid( &ad, st.st_dev, st.st_ino, cnid, did, dvolume.db_stamp);
ad_setname(&ad, utompath(&dvolume.volinfo, basename(to.p_path)));
ad_setdate(&ad, AD_DATE_CREATE | AD_DATE_UNIX, st.st_mtime);
(void)close(from_fd);
return (0);
} else if (iflag) {
- (void)fprintf(stderr, "overwrite %s? %s",
+ (void)fprintf(stderr, "overwrite %s? %s",
to.p_path, YESNO);
checkch = ch = getchar();
while (ch != '\n' && ch != EOF)
return (1);
}
}
-
+
if (fflag) {
- /* remove existing destination file name,
+ /* remove existing destination file name,
* create a new file */
(void)unlink(to.p_path);
(void)dvolume.volume.vfs->vfs_deletefile(&dvolume.volume, -1, to.p_path);
- if (!lflag)
- to_fd = open(to.p_path, O_WRONLY | O_TRUNC | O_CREAT,
- sp->st_mode & ~(S_ISUID | S_ISGID));
+ to_fd = open(to.p_path, O_WRONLY | O_TRUNC | O_CREAT,
+ sp->st_mode & ~(S_ISUID | S_ISGID));
} else {
- if (!lflag)
- /* overwrite existing destination file name */
- to_fd = open(to.p_path, O_WRONLY | O_TRUNC, 0);
+ /* overwrite existing destination file name */
+ to_fd = open(to.p_path, O_WRONLY | O_TRUNC, 0);
}
} else {
- if (!lflag)
- to_fd = open(to.p_path, O_WRONLY | O_TRUNC | O_CREAT,
- sp->st_mode & ~(S_ISUID | S_ISGID));
+ to_fd = open(to.p_path, O_WRONLY | O_TRUNC | O_CREAT,
+ sp->st_mode & ~(S_ISUID | S_ISGID));
}
-
+
if (to_fd == -1) {
SLOG("%s: %s", to.p_path, strerror(errno));
(void)close(from_fd);
rval = 0;
- if (!lflag) {
- /*
- * Mmap and write if less than 8M (the limit is so we don't totally
- * trash memory on big files. This is really a minor hack, but it
- * wins some CPU back.
- * Some filesystems, such as smbnetfs, don't support mmap,
- * so this is a best-effort attempt.
- */
+ /*
+ * Mmap and write if less than 8M (the limit is so we don't totally
+ * trash memory on big files. This is really a minor hack, but it
+ * wins some CPU back.
+ * Some filesystems, such as smbnetfs, don't support mmap,
+ * so this is a best-effort attempt.
+ */
- if (S_ISREG(sp->st_mode) && sp->st_size > 0 &&
- sp->st_size <= 8 * 1024 * 1024 &&
- (p = mmap(NULL, (size_t)sp->st_size, PROT_READ,
- MAP_SHARED, from_fd, (off_t)0)) != MAP_FAILED) {
- wtotal = 0;
- for (bufp = p, wresid = sp->st_size; ;
- bufp += wcount, wresid -= (size_t)wcount) {
+ if (S_ISREG(sp->st_mode) && sp->st_size > 0 &&
+ sp->st_size <= 8 * 1024 * 1024 &&
+ (p = mmap(NULL, (size_t)sp->st_size, PROT_READ,
+ MAP_SHARED, from_fd, (off_t)0)) != MAP_FAILED) {
+ wtotal = 0;
+ for (bufp = p, wresid = sp->st_size; ;
+ bufp += wcount, wresid -= (size_t)wcount) {
+ wcount = write(to_fd, bufp, wresid);
+ if (wcount <= 0)
+ break;
+ wtotal += wcount;
+ if (wcount >= (ssize_t)wresid)
+ break;
+ }
+ if (wcount != (ssize_t)wresid) {
+ SLOG("%s: %s", to.p_path, strerror(errno));
+ rval = 1;
+ }
+ /* Some systems don't unmap on close(2). */
+ if (munmap(p, sp->st_size) < 0) {
+ SLOG("%s: %s", spath, strerror(errno));
+ rval = 1;
+ }
+ } else {
+ if (buf == NULL) {
+ /*
+ * Note that buf and bufsize are static. If
+ * malloc() fails, it will fail at the start
+ * and not copy only some files.
+ */
+ if (sysconf(_SC_PHYS_PAGES) >
+ PHYSPAGES_THRESHOLD)
+ bufsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
+ else
+ bufsize = BUFSIZE_SMALL;
+ buf = malloc(bufsize);
+ if (buf == NULL)
+ ERROR("Not enough memory");
+
+ }
+ wtotal = 0;
+ while ((rcount = read(from_fd, buf, bufsize)) > 0) {
+ for (bufp = buf, wresid = rcount; ;
+ bufp += wcount, wresid -= wcount) {
wcount = write(to_fd, bufp, wresid);
if (wcount <= 0)
break;
if (wcount != (ssize_t)wresid) {
SLOG("%s: %s", to.p_path, strerror(errno));
rval = 1;
- }
- /* Some systems don't unmap on close(2). */
- if (munmap(p, sp->st_size) < 0) {
- SLOG("%s: %s", spath, strerror(errno));
- rval = 1;
- }
- } else {
- if (buf == NULL) {
- /*
- * Note that buf and bufsize are static. If
- * malloc() fails, it will fail at the start
- * and not copy only some files.
- */
- if (sysconf(_SC_PHYS_PAGES) >
- PHYSPAGES_THRESHOLD)
- bufsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
- else
- bufsize = BUFSIZE_SMALL;
- buf = malloc(bufsize);
- if (buf == NULL)
- ERROR("Not enough memory");
-
- }
- wtotal = 0;
- while ((rcount = read(from_fd, buf, bufsize)) > 0) {
- for (bufp = buf, wresid = rcount; ;
- bufp += wcount, wresid -= wcount) {
- wcount = write(to_fd, bufp, wresid);
- if (wcount <= 0)
- break;
- wtotal += wcount;
- if (wcount >= (ssize_t)wresid)
- break;
- }
- if (wcount != (ssize_t)wresid) {
- SLOG("%s: %s", to.p_path, strerror(errno));
- rval = 1;
- break;
- }
- }
- if (rcount < 0) {
- SLOG("%s: %s", spath, strerror(errno));
- rval = 1;
+ break;
}
}
- } else {
- if (link(spath, to.p_path)) {
- SLOG("%s", to.p_path);
+ if (rcount < 0) {
+ SLOG("%s: %s", spath, strerror(errno));
rval = 1;
}
}
-
+
/*
* Don't remove the target even after an error. The target might
* not be a regular file, or its attributes might be important,
* to remove it if we created it and its length is 0.
*/
- if (!lflag) {
- if (pflag && setfile(sp, to_fd))
- rval = 1;
- if (pflag && preserve_fd_acls(from_fd, to_fd) != 0)
- rval = 1;
- if (close(to_fd)) {
- SLOG("%s: %s", to.p_path, strerror(errno));
- rval = 1;
- }
+ if (pflag && setfile(sp, to_fd))
+ rval = 1;
+ if (pflag && preserve_fd_acls(from_fd, to_fd) != 0)
+ rval = 1;
+ if (close(to_fd)) {
+ SLOG("%s: %s", to.p_path, strerror(errno));
+ rval = 1;
}
(void)close(from_fd);