char*
mimetype(Mime_t* mp, Sfio_t* fp, const char* file, struct stat* st)
{
if (mp->disc->flags & MIME_NOMAGIC)
return 0;
if (!mp->magic)
{
mp->magicd.version = MAGIC_VERSION;
mp->magicd.flags = MAGIC_MIME;
mp->magicd.errorf = mp->disc->errorf;
if (!(mp->magic = magicopen(&mp->magicd)))
{
mp->disc->flags |= MIME_NOMAGIC;
return 0;
}
mp->freef = drop;
magicload(mp->magic, NiL, 0);
}
return magictype(mp->magic, fp, file, st);
}
static void
act(register Ftw_t* ftw, int op)
{
char* s;
Sfio_t* fp;
int i;
int j;
int k;
int n;
int r;
switch (op)
{
case ACT_CMDARG:
if ((i = cmdarg(state.cmd, ftw->path, ftw->pathlen)) >= state.errexit)
exit(i);
break;
case ACT_CODE:
if (findwrite(state.find, ftw->path, ftw->pathlen, (ftw->info & FTW_D) ? "system/dir" : (char*)0))
state.finderror = 1;
break;
case ACT_CODETYPE:
fp = sfopen(NiL, PATH(ftw), "r");
if (findwrite(state.find, ftw->path, ftw->pathlen, magictype(state.magic, fp, PATH(ftw), &ftw->statb)))
state.finderror = 1;
if (fp)
sfclose(fp);
break;
case ACT_EVAL:
eval(state.action, ftw);
break;
case ACT_INTERMEDIATE:
intermediate(ftw, ftw->path);
break;
case ACT_LIST:
sfputr(sfstdout, ftw->path, '\n');
break;
case ACT_SNAPSHOT:
print(state.snapshot.tmp, ftw, state.snapshot.format.path);
sfputc(state.snapshot.tmp, state.snapshot.format.delim);
i = sfstrtell(state.snapshot.tmp);
print(state.snapshot.tmp, ftw, state.snapshot.format.easy);
j = sfstrtell(state.snapshot.tmp);
s = sfstrbase(state.snapshot.tmp);
r = SNAPSHOT_new;
if (!state.snapshot.prev)
k = 1;
else
{
do
{
if (!(k = urlcmp(state.snapshot.prev, s, state.snapshot.format.delim)))
{
r = SNAPSHOT_changed;
if (!(k = memcmp(state.snapshot.prev + i, s + i, j - i) || state.snapshot.prev[j] != state.snapshot.format.delim))
{
if ((n = (int)sfvalue(sfstdin)) > 4 && state.snapshot.prev[n-2] == state.snapshot.format.delim)
{
sfwrite(sfstdout, state.snapshot.prev, n - 4);
sfputc(sfstdout, '\n');
}
else
sfwrite(sfstdout, state.snapshot.prev, n);
}
}
else if (k > 0)
break;
else if (k < 0 && (n = (int)sfvalue(sfstdin)) > 4 && (state.snapshot.prev[n-2] != state.snapshot.format.delim || state.snapshot.prev[n-3] != SNAPSHOT_deleted))
{
sfwrite(sfstdout, state.snapshot.prev, n - (state.snapshot.prev[n-2] == state.snapshot.format.delim ? 4 : 1));
sfputc(sfstdout, state.snapshot.format.delim);
sfputc(sfstdout, SNAPSHOT_deleted);
sfputc(sfstdout, state.snapshot.format.delim);
sfputc(sfstdout, '\n');
if (state.cmdflags & CMD_TRACE)
error(1, "%s deleted", ftw->path);
}
if (!(state.snapshot.prev = sfgetr(sfstdin, '\n', 0)))
break;
} while (k < 0);
}
if (k)
{
if (state.snapshot.format.hard && (ftw->info & FTW_F))
{
sfputc(state.snapshot.tmp, state.snapshot.format.delim);
print(state.snapshot.tmp, ftw, state.snapshot.format.hard);
}
sfputc(state.snapshot.tmp, state.snapshot.format.delim);
sfputc(state.snapshot.tmp, r);
sfputc(state.snapshot.tmp, state.snapshot.format.delim);
sfputr(sfstdout, sfstruse(state.snapshot.tmp), '\n');
if (state.cmdflags & CMD_TRACE)
error(1, "%s %s", ftw->path, r == SNAPSHOT_new ? "new" : "changed");
}
else
sfstrseek(state.snapshot.tmp, SEEK_SET, 0);
break;
}
}
