int
ftw(const char* path, int(*userf)(const char*, const struct stat*, int), int depth)
{
NoP(depth);
ftw_userf = userf;
return ftwalk(path, ftw_user, FTW_DOT, NiL);
}
int
nftw(const char* path, int(*userf)(const char*, const struct stat*, int, struct FTW*), int depth, int flags)
{
NoP(depth);
nftw_userf = userf;
if (flags & FTW_CHDIR) flags &= ~FTW_DOT;
else flags |= FTW_DOT;
nftw_flags = flags;
return ftwalk(path, nftw_user, flags, NiL);
}
void
copy(register Archive_t* ap, register int (*copyfile)(Ftw_t*))
{
register char* s;
register char* t;
register char* v;
register int c;
unsigned long flags;
char* mode;
char* mtime;
if (ap)
{
deltabase(ap);
if (ap->delta && ap->delta->format != ap->expected && ap->expected)
error(3, "%s: archive format %s does not match requested format %s", ap->name, ap->delta->format->name, ap->expected->name);
if (state.append || state.update)
{
ap->format = ap->delta->format;
if (!(ap->format->flags & APPEND))
error(3, "%s: archive format %s does support append/update", ap->name, ap->format->name);
if (state.update)
ap->update = ap->delta->tab;
ap->delta = 0;
ap->parent = 0;
ap->volume--;
}
putprologue(ap, state.append || state.update);
}
if (state.files)
ftwalk((char*)state.files, copyfile, state.ftwflags|FTW_MULTIPLE, state.exact ? (Ftw_cmp_t)0 : cmpftw);
else
{
sfopen(sfstdin, NiL, "rt");
sfset(sfstdin, SF_SHARE, 0);
mode = state.mode;
mtime = state.mtime;
for (;;)
{
if (s = state.peekfile)
{
state.peekfile = 0;
c = state.peeklen;
}
else if (!(s = sfgetr(sfstdin, '\n', 1)))
break;
else
c = sfvalue(sfstdin) - 1;
sfwrite(state.tmp.lst, s, c);
if (!(s = sfstruse(state.tmp.lst)))
nospace();
flags = state.ftwflags;
if (state.filter.line)
{
if (!(c = *s++))
continue;
state.filter.options = s;
if (!(s = skip(s, c)))
continue;
*s++ = 0;
state.filter.command = s;
if (!(s = skip(s, c)))
continue;
*s++ = 0;
state.filter.path = s;
if (!(s = skip(s, c)))
state.filter.name = state.filter.path;
else
{
*s++ = 0;
state.filter.name = s;
if (s = skip(s, c))
*s = 0;
}
s = state.filter.options;
for (;;)
{
if (t = strchr(s, ','))
*t = 0;
if (v = strchr(s, '='))
{
*v++ = 0;
c = strtol(v, NiL, 0);
}
else
c = 1;
if (s[0] == 'n' && s[1] == 'o')
{
s += 2;
c = !c;
}
if (streq(s, "logical") || streq(s, "physical"))
{
if (s[0] == 'p')
c = !c;
if (c)
flags &= ~(FTW_META|FTW_PHYSICAL);
else
{
flags &= ~(FTW_META);
flags |= FTW_PHYSICAL;
}
}
else if (streq(s, "mode"))
state.mode = v;
else if (streq(s, "mtime"))
state.mtime = v;
if (!t)
break;
s = t + 1;
}
s = state.filter.path;
state.filter.line = *state.filter.name ? 2 : 1;
}
c = *s ? ftwalk(s, copyfile, flags, NiL) : 0;
state.mode = mode;
state.mtime = mtime;
if (c)
{
error(2, "%s: not completely copied", s);
break;
}
}
}
if (ap)
{
deltadelete(ap);
putepilogue(ap);
}
}
int
main(int argc, register char** argv)
{
register int n;
register char* s;
char* args;
char* codes;
char** av;
char** ap;
int i;
int count;
int len;
int traverse;
int size;
Dir_t* firstdir;
Dir_t* lastdir;
Exnode_t* x;
Exnode_t* y;
Ftw_t ftw;
Finddisc_t disc;
setlocale(LC_ALL, "");
error_info.id = "tw";
av = argv + 1;
args = 0;
codes = 0;
count = 0;
size = 0;
traverse = 1;
firstdir = lastdir = newof(0, Dir_t, 1, 0);
firstdir->name = ".";
state.action = LIST;
state.cmdflags = CMD_EXIT|CMD_IGNORE|CMD_IMPLICIT|CMD_NEWLINE;
state.errexit = EXIT_QUIT;
state.ftwflags = ftwflags()|FTW_DELAY;
state.select = ALL;
state.separator = '\n';
memset(&disc, 0, sizeof(disc));
for (;;)
{
switch (optget(argv, usage))
{
case 'a':
args = opt_info.arg;
state.cmdflags |= CMD_POST;
continue;
case 'c':
if ((count = opt_info.num) < 0)
error(3, "argument count must be >= 0");
continue;
case 'd':
lastdir = lastdir->next = newof(0, Dir_t, 1, 0);
lastdir->name = opt_info.arg;
continue;
case 'e':
compile(opt_info.arg, 0);
continue;
case 'f':
state.pattern = opt_info.arg;
continue;
case 'i':
state.ignore = 1;
continue;
case 'l':
state.localfs = 1;
continue;
case 'm':
state.intermediate = 1;
continue;
case 'n':
traverse = 0;
continue;
case 'p':
state.ftwflags |= FTW_TWICE;
continue;
case 'q':
state.cmdflags |= CMD_QUERY;
continue;
case 'r':
state.ftwflags |= FTW_RECURSIVE;
continue;
case 's':
if ((size = opt_info.num) < 0)
error(3, "command size must be >= 0");
continue;
case 't':
state.cmdflags |= CMD_TRACE;
continue;
case 'x':
state.errexit = opt_info.arg ? opt_info.num : EXIT_QUIT;
continue;
case 'z':
if (s = sfgetr(sfstdin, '\n', 1))
{
if (!(s = strdup(s)))
error(ERROR_SYSTEM|3, "out of space");
n = state.snapshot.format.delim = *s++;
state.snapshot.format.path = s;
if (!(s = strchr(s, n)))
{
osnap:
error(3, "invalid snapshot on standard input");
}
*s++ = 0;
if (!streq(state.snapshot.format.path, SNAPSHOT_ID))
goto osnap;
state.snapshot.format.path = s;
if (!(s = strchr(s, n)))
goto osnap;
*s++ = 0;
state.snapshot.format.easy = s;
if (!(s = strchr(s, n)))
goto osnap;
*s++ = 0;
if (*(state.snapshot.format.hard = s))
{
if (!(s = strchr(s, n)))
goto osnap;
*s = 0;
}
else
state.snapshot.format.hard = 0;
state.snapshot.sp = sfstdin;
state.snapshot.prev = sfgetr(sfstdin, '\n', 0);
}
else
{
state.snapshot.format.path = SNAPSHOT_PATH;
state.snapshot.format.easy = SNAPSHOT_EASY;
state.snapshot.format.hard = SNAPSHOT_HARD;
state.snapshot.format.delim = SNAPSHOT_DELIM[0];
}
if (!(state.snapshot.tmp = sfstropen()))
error(ERROR_SYSTEM|3, "out of space");
compile("sort:name;", 0);
continue;
case 'C':
state.ftwflags |= FTW_NOSEEDOTDIR;
continue;
case 'D':
error_info.trace = -opt_info.num;
continue;
case 'E':
compile(opt_info.arg, 1);
continue;
case 'F':
codes = opt_info.arg;
continue;
case 'G':
disc.flags |= FIND_GENERATE;
if (streq(opt_info.arg, "old"))
disc.flags |= FIND_OLD;
else if (streq(opt_info.arg, "gnu") || streq(opt_info.arg, "locate"))
disc.flags |= FIND_GNU;
else if (streq(opt_info.arg, "type"))
disc.flags |= FIND_TYPE;
else if (streq(opt_info.arg, "?"))
{
error(2, "formats are { default|dir type old gnu|locate }");
return 0;
}
else if (!streq(opt_info.arg, "-") && !streq(opt_info.arg, "default") && !streq(opt_info.arg, "dir"))
error(3, "%s: invalid find codes format -- { default|dir type old gnu|locate } expected", opt_info.arg);
continue;
case 'H':
state.ftwflags |= FTW_META|FTW_PHYSICAL;
continue;
case 'I':
state.icase = 1;
continue;
case 'L':
state.ftwflags &= ~(FTW_META|FTW_PHYSICAL|FTW_SEEDOTDIR);
continue;
case 'P':
state.ftwflags &= ~FTW_META;
state.ftwflags |= FTW_PHYSICAL;
continue;
case 'S':
state.separator = *opt_info.arg;
continue;
case 'X':
state.ftwflags |= FTW_MOUNT;
continue;
case '?':
error(ERROR_USAGE|4, "%s", opt_info.arg);
continue;
case ':':
error(2, "%s", opt_info.arg);
continue;
}
break;
}
argv += opt_info.index;
argc -= opt_info.index;
if (error_info.errors)
error(ERROR_USAGE|4, "%s", optusage(NiL));
/*
* do it
*/
if (state.snapshot.tmp)
sfprintf(sfstdout, "%c%s%c%s%c%s%c%s%c\n",
state.snapshot.format.delim, SNAPSHOT_ID,
state.snapshot.format.delim, state.snapshot.format.path,
state.snapshot.format.delim, state.snapshot.format.easy,
state.snapshot.format.delim, state.snapshot.format.hard ? state.snapshot.format.hard : "",
state.snapshot.format.delim);
if (x = exexpr(state.program, "begin", NiL, 0))
eval(x, NiL);
if ((x = exexpr(state.program, "select", NiL, INTEGER)) || (x = exexpr(state.program, NiL, NiL, INTEGER)))
state.select = x;
if (!(state.ftwflags & FTW_PHYSICAL))
state.ftwflags &= ~FTW_DELAY;
memset(&ftw, 0, sizeof(ftw));
ftw.path = ftw.name = "";
if (traverse)
{
if (x = exexpr(state.program, "action", NiL, 0))
state.action = x;
if (x = exexpr(state.program, "sort", NiL, 0))
{
state.sortkey = x;
y = 0;
for (;;)
{
switch (x->op)
{
case ',':
y = x->data.operand.right;
/*FALLTHROUGH*/
case '!':
case '~':
case S2B:
case X2I:
x = x->data.operand.left;
continue;
case ID:
if (!(x = y))
break;
y = 0;
continue;
default:
error(3, "invalid sort identifier (op 0x%02x)", x->op);
break;
}
break;
}
state.sort = order;
}
if (*argv && (*argv)[0] == '-' && (*argv)[1] == 0)
{
state.ftwflags |= FTW_LIST;
argv++;
argc--;
}
if (*argv || args || count || !(state.cmdflags & CMD_IMPLICIT))
{
Cmddisc_t disc;
CMDDISC(&disc, state.cmdflags, errorf);
state.cmd = cmdopen(argv, count, size, args, &disc);
state.ftwflags |= FTW_DOT;
}
else
state.cmdflags &= ~CMD_IMPLICIT;
if (codes && (disc.flags & FIND_GENERATE))
{
char* p;
Dir_t* dp;
char pwd[PATH_MAX];
char tmp[PATH_MAX];
disc.version = FIND_VERSION;
if (state.cmdflags & CMD_TRACE)
disc.flags |= FIND_TYPE;
if (state.cmdflags & CMD_QUERY)
disc.flags |= FIND_OLD;
disc.errorf = errorf;
if (!(state.find = findopen(codes, NiL, NiL, &disc)))
exit(2);
if (disc.flags & FIND_TYPE)
{
state.act = ACT_CODETYPE;
compile("_tw_init:mime;", 0);
state.magicdisc.flags |= MAGIC_MIME;
}
else
state.act = ACT_CODE;
state.icase = 1;
state.pattern = 0;
state.sort = order;
if (!state.program)
compile("1", 0);
if (!(state.sortkey = newof(0, Exnode_t, 1, 0)) || !(state.sortkey->data.variable.symbol = (Exid_t*)dtmatch(state.program->symbols, "name")))
error(ERROR_SYSTEM|3, "out of space");
state.sortkey->op = ID;
s = p = 0;
for (dp = (firstdir == lastdir) ? firstdir : firstdir->next; dp; dp = dp->next)
{
if (*(s = dp->name) == '/')
sfsprintf(tmp, sizeof(tmp), "%s", s);
else if (!p && !(p = getcwd(pwd, sizeof(pwd))))
error(ERROR_SYSTEM|3, "cannot determine pwd path");
else
sfsprintf(tmp, sizeof(tmp), "%s/%s", p, s);
pathcanon(tmp, sizeof(tmp), PATH_PHYSICAL);
if (!(dp->name = strdup(tmp)))
error(ERROR_SYSTEM|3, "out of space [PATH_PHYSICAL]");
}
}
else if (state.snapshot.tmp)
state.act = ACT_SNAPSHOT;
else if (state.cmdflags & CMD_IMPLICIT)
state.act = ACT_CMDARG;
else if (state.action == LIST)
state.act = ACT_LIST;
else if (state.action)
state.act = ACT_EVAL;
if (state.intermediate)
{
state.actII = state.act;
state.act = ACT_INTERMEDIATE;
}
if (state.pattern)
{
disc.version = FIND_VERSION;
if (state.icase)
disc.flags |= FIND_ICASE;
disc.errorf = errorf;
disc.dirs = ap = av;
if (firstdir != lastdir)
firstdir = firstdir->next;
do {*ap++ = firstdir->name;} while (firstdir = firstdir->next);
*ap = 0;
if (!(state.find = findopen(codes, state.pattern, NiL, &disc)))
exit(1);
state.ftwflags |= FTW_TOP;
n = state.select == ALL ? state.act : ACT_EVAL;
while (s = findread(state.find))
{
switch (n)
{
case ACT_CMDARG:
if ((i = cmdarg(state.cmd, s, strlen(s))) >= state.errexit)
exit(i);
break;
case ACT_LIST:
sfputr(sfstdout, s, '\n');
break;
default:
ftwalk(s, tw, state.ftwflags, NiL);
break;
}
}
}
else if (state.ftwflags & FTW_LIST)
{
sfopen(sfstdin, NiL, "rt");
n = state.select == ALL && state.act == ACT_CMDARG;
for (;;)
{
if (s = sfgetr(sfstdin, state.separator, 1))
len = sfvalue(sfstdin) - 1;
else if (state.separator != '\n')
{
state.separator = '\n';
continue;
}
else if (s = sfgetr(sfstdin, state.separator, -1))
len = sfvalue(sfstdin);
else
break;
if (!n)
ftwalk(s, tw, state.ftwflags, NiL);
else if ((i = cmdarg(state.cmd, s, len)) >= state.errexit)
exit(i);
}
if (sferror(sfstdin))
error(ERROR_SYSTEM|2, "input read error");
}
else if (firstdir == lastdir)
ftwalk(firstdir->name, tw, state.ftwflags, state.sort);
else
{
ap = av;
while (firstdir = firstdir->next)
*ap++ = firstdir->name;
*ap = 0;
ftwalk((char*)av, tw, state.ftwflags|FTW_MULTIPLE, state.sort);
}
if (state.cmd && (i = cmdflush(state.cmd)) >= state.errexit)
exit(i);
if (state.find && (findclose(state.find) || state.finderror))
exit(2);
}
else if (state.select)
error_info.errors = eval(state.select, &ftw) == 0;
if (x = exexpr(state.program, "end", NiL, 0))
eval(x, &ftw);
if (sfsync(sfstdout))
error(ERROR_SYSTEM|2, "write error");
exit(error_info.errors != 0);
}