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/* -*- c-file-style: "linux" -*-
Weiss 1/1999
Batch utilities for rsync.
*/
#include "rsync.h"
#include <time.h>
extern char *batch_name;
extern int delete_mode;
extern int delete_excluded;
extern int eol_nulls;
extern int recurse;
extern int preserve_links;
extern int preserve_hard_links;
extern int preserve_devices;
extern int preserve_uid;
extern int preserve_gid;
extern int always_checksum;
extern struct exclude_list_struct exclude_list;
static int *flag_ptr[] = {
&recurse,
&preserve_uid,
&preserve_gid,
&preserve_links,
&preserve_devices,
&preserve_hard_links,
&always_checksum,
NULL
};
static char *flag_name[] = {
"--recurse (-r)",
"--owner (-o)",
"--group (-g)",
"--links (-l)",
"--devices (-D)",
"--hard-links (-H)",
"--checksum (-c)",
NULL
};
void write_stream_flags(int fd)
{
int i, flags;
/* Start the batch file with a bitmap of data-stream-affecting
* flags. */
for (i = 0, flags = 0; flag_ptr[i]; i++) {
if (*flag_ptr[i])
flags |= 1 << i;
}
write_int(fd, flags);
}
void read_stream_flags(int fd)
{
int i, flags;
for (i = 0, flags = read_int(fd); flag_ptr[i]; i++) {
int set = flags & (1 << i) ? 1 : 0;
if (*flag_ptr[i] != set) {
rprintf(FINFO,
"%sing the %s option to match the batchfile.\n",
set ? "Sett" : "Clear", flag_name[i]);
*flag_ptr[i] = set;
}
}
}
static void write_arg(int fd, char *arg)
{
char *x, *s;
if (*arg == '-' && (x = strchr(arg, '=')) != NULL) {
write(fd, arg, x - arg + 1);
arg += x - arg + 1;
}
if (strpbrk(arg, " \"'&;|[]()$#!*?^\\") != NULL) {
write(fd, "'", 1);
for (s = arg; (x = strchr(s, '\'')) != NULL; s = x + 1) {
write(fd, s, x - s + 1);
write(fd, "'", 1);
}
write(fd, s, strlen(s));
write(fd, "'", 1);
return;
}
write(fd, arg, strlen(arg));
}
static void write_excludes(int fd)
{
struct exclude_struct *ent;
write_sbuf(fd, " <<'#E#'\n");
for (ent = exclude_list.head; ent; ent = ent->next) {
char *p = ent->pattern;
if (ent->match_flags & MATCHFLG_INCLUDE)
write_buf(fd, "+ ", 2);
else if (((*p == '-' || *p == '+') && p[1] == ' ')
|| *p == '#' || *p == ';')
write_buf(fd, "- ", 2);
write_sbuf(fd, p);
if (ent->match_flags & MATCHFLG_DIRECTORY)
write_byte(fd, '/');
write_byte(fd, eol_nulls ? 0 : '\n');
}
if (eol_nulls)
write_sbuf(fd, ";\n");
write_sbuf(fd, "#E#");
}
/* This routine tries to write out an equivalent --read-batch command
* given the user's --write-batch args. However, it doesn't really
* understand most of the options, so it uses some overly simple
* heuristics to munge the command line into something that will
* (hopefully) work. */
void write_batch_shell_file(int argc, char *argv[], int file_arg_cnt)
{
int fd, i;
char *p, filename[MAXPATHLEN];
stringjoin(filename, sizeof filename,
batch_name, ".sh", NULL);
fd = do_open(filename, O_WRONLY | O_CREAT | O_TRUNC,
S_IRUSR | S_IWUSR | S_IEXEC);
if (fd < 0) {
rsyserr(FERROR, errno, "Batch file %s open error", filename);
exit_cleanup(1);
}
/* Write argvs info to BATCH.sh file */
write_arg(fd, argv[0]);
if (exclude_list.head)
write_sbuf(fd, " --exclude-from=-");
for (i = 1; i < argc - file_arg_cnt; i++) {
p = argv[i];
if (strncmp(p, "--files-from", 12) == 0
|| strncmp(p, "--include", 9) == 0
|| strncmp(p, "--exclude", 9) == 0) {
if (strchr(p, '=') == NULL)
i++;
continue;
}
write(fd, " ", 1);
if (strncmp(p, "--write-batch", 13) == 0) {
write(fd, "--read-batch", 12);
if (p[13] == '=') {
write(fd, "=", 1);
write_arg(fd, p + 14);
}
} else
write_arg(fd, p);
}
if ((p = find_colon(argv[argc - 1])) != NULL) {
if (*++p == ':')
p++;
} else
p = argv[argc - 1];
write(fd, " ${1:-", 6);
write_arg(fd, p);
write_byte(fd, '}');
if (exclude_list.head)
write_excludes(fd);
if (write(fd, "\n", 1) != 1 || close(fd) < 0) {
rsyserr(FERROR, errno, "Batch file %s write error", filename);
exit_cleanup(1);
}
}
void show_flist(int index, struct file_struct **fptr)
{
/* for debugging show_flist(flist->count, flist->files * */
int i;
for (i = 0; i < index; i++) {
rprintf(FINFO, "flist->flags=%#x\n", fptr[i]->flags);
rprintf(FINFO, "flist->modtime=%#lx\n",
(long unsigned) fptr[i]->modtime);
rprintf(FINFO, "flist->length=%.0f\n",
(double) fptr[i]->length);
rprintf(FINFO, "flist->mode=%#o\n", (int) fptr[i]->mode);
rprintf(FINFO, "flist->basename=%s\n", fptr[i]->basename);
if (fptr[i]->dirname)
rprintf(FINFO, "flist->dirname=%s\n",
fptr[i]->dirname);
if (fptr[i]->basedir)
rprintf(FINFO, "flist->basedir=%s\n",
fptr[i]->basedir);
}
}
void show_argvs(int argc, char *argv[])
{
/* for debugging * */
int i;
rprintf(FINFO, "BATCH.C:show_argvs,argc=%d\n", argc);
for (i = 0; i < argc; i++) {
/* if (argv[i]) */
rprintf(FINFO, "i=%d,argv[i]=%s\n", i, argv[i]);
}
}
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