/**
* Compares two FileItems.
*
* Based on 'ustricmp' of Allegro. It makes sure that eg "foo.bar"
* comes before "foo-1.bar", and also that "foo9.bar" comes before
* "foo10.bar".
*/
int FileItem::compare(const FileItem& that) const
{
if (IS_FOLDER(this)) {
if (!IS_FOLDER(&that))
return -1;
}
else if (IS_FOLDER(&that))
return 1;
{
int c1, c2;
int x1, x2;
char *t1, *t2;
const char* s1 = this->displayname.c_str();
const char* s2 = that.displayname.c_str();
for (;;) {
c1 = utolower(ugetxc(&s1));
c2 = utolower(ugetxc(&s2));
if ((c1 >= '0') && (c1 <= '9') && (c2 >= '0') && (c2 <= '9')) {
x1 = ustrtol(s1 - ucwidth(c1), &t1, 10);
x2 = ustrtol(s2 - ucwidth(c2), &t2, 10);
if (x1 != x2)
return x1 - x2;
else if (t1 - s1 != t2 - s2)
return (t2 - s2) - (t1 - s1);
s1 = t1;
s2 = t2;
}
else if (c1 != c2) {
if (!c1)
return -1;
else if (!c2)
return 1;
else if (c1 == '.')
return -1;
else if (c2 == '.')
return 1;
return c1 - c2;
}
if (!c1)
return 0;
}
}
return -1;
}
/* ustrfilecmp:
* ustricmp for filenames: makes sure that eg "foo.bar" comes before
* "foo-1.bar", and also that "foo9.bar" comes before "foo10.bar".
*/
static int ustrfilecmp(AL_CONST char *s1, AL_CONST char *s2)
{
int c1, c2;
int x1, x2;
char *t1, *t2;
for(;;)
{
c1 = utolower(ugetxc(&s1));
c2 = utolower(ugetxc(&s2));
if((c1 >= '0') && (c1 <= '9') && (c2 >= '0') && (c2 <= '9'))
{
x1 = ustrtol(s1 - ucwidth(c1), &t1, 10);
x2 = ustrtol(s2 - ucwidth(c2), &t2, 10);
if(x1 != x2)
return x1 - x2;
else if(t1 - s1 != t2 - s2)
return (t2 - s2) - (t1 - s1);
s1 = t1;
s2 = t2;
}
else if(c1 != c2)
{
if(!c1)
return -1;
else if(!c2)
return 1;
else if(c1 == '.')
return -1;
else if(c2 == '.')
return 1;
return c1 - c2;
}
if(!c1)
return 0;
}
}
/* parse_extension_string:
* Parses the extension string, possibly containing attribute characters.
*/
static void parse_extension_string(AL_CONST char *ext)
{
attrb_state_t state;
char ext_tokens[32], attrb_char[32];
char *last, *p, *attrb_p;
int c, c2, i;
i = 0;
fext_size = 0;
fext_p = NULL;
attrb_p = NULL;
if(!ext)
return;
fext = ustrdup(ext);
/* Tokenize the extension string and record the pointers to the
* beginning of each token in a dynamically growing array.
* ???? We rely on the implementation of ustrtok_r() which writes
* null characters in the string to delimit the tokens. Yuck.
*/
c = usetc(ext_tokens, ' ');
c += usetc(ext_tokens+c, ',');
c += usetc(ext_tokens+c, ';');
usetc(ext_tokens+c, 0);
p = ustrtok_r(fext, ext_tokens, &last);
if(p == NULL || !ugetc(p))
return;
do
{
/* Set of attribute characters. */
if(ugetc(p) == '/')
{
attrb_p = p + ucwidth('/');
continue;
}
/* Dynamically grow the array if needed. */
if(i >= fext_size)
{
fext_size = (fext_size ? fext_size*2 : 2);
fext_p = (char **)_al_sane_realloc(fext_p, fext_size * sizeof(char *));
}
/* Record a pointer to the beginning of the token. */
fext_p[i++] = p;
}
while((p = ustrtok_r(NULL, ext_tokens, &last))!=NULL);
/* This is the meaningful size now. */
fext_size = i;
if(attrb_p)
{
state = ATTRB_SET;
c = usetc(attrb_char, 'r');
c += usetc(attrb_char+c, 'h');
c += usetc(attrb_char+c, 's');
c += usetc(attrb_char+c, 'd');
c += usetc(attrb_char+c, 'a');
c += usetc(attrb_char+c, '+');
c += usetc(attrb_char+c, '-');
usetc(attrb_char+c, 0);
/* Scan the string. */
while((c = utolower(ugetx(&attrb_p)))!=0)
{
p = attrb_char;
for(i = 0; (c2 = ugetx(&p))!=0; i++)
{
if(c == c2)
{
if(i < ATTRB_MAX)
attrb_state[i] = state;
else
state = (i == ATTRB_MAX) ? ATTRB_SET : ATTRB_UNSET;
break;
}
}
}
}
}
/* fs_flist_putter:
* Callback routine for for_each_file() to fill the file selector listbox.
*/
static void fs_flist_putter(AL_CONST char *str, int attrib, int param)
{
char ext_tokens[32];
char *s, *ext, *tok, *name;
char tmp[512], tmp2[32];
int c, c2, i, k, sign;
/* attribute flags (rhsda order)
* 0 = not required, 1 = must be set, -1 = must be unset
*/
int attr_flag[5+5] = {
0, -1, -1, 0, 0,
FA_RDONLY, FA_HIDDEN, FA_SYSTEM, FA_DIREC, FA_ARCH
};
c = usetc(ext_tokens, ' ');
c += usetc(ext_tokens+c, ',');
c += usetc(ext_tokens+c, ';');
usetc(ext_tokens+c, 0);
s = get_filename(str);
fix_filename_case(s);
if (fext) {
ustrcpy(tmp, fext);
ustrtok(tmp, ext_tokens);
c = (ustrtok(NULL, ext_tokens) ? 1 : 0);
if (!c) {
if (!ustrchr(fext, '/'))
c = 1;
}
if (c && (!(attrib & FA_DIREC))) {
ustrcpy(tmp, fext);
ext = get_extension(s);
tok = ustrtok(tmp, ext_tokens);
while (tok) {
if (ustricmp(ext, tok) == 0)
break;
tok = ustrtok(NULL, ext_tokens);
}
if (!tok)
return;
}
c = usetc(ext_tokens, ' ');
c += usetc(ext_tokens+c, ',');
c += usetc(ext_tokens+c, ';');
c += usetc(ext_tokens+c, '/');
usetc(ext_tokens+c, 0);
ustrcpy(tmp, fext);
tok = ustrchr(tmp, '/');
if (tok)
tok = ustrtok(tok, ext_tokens);
if (tok) {
sign = 1;
c = usetc(tmp2, 'r');
c += usetc(tmp2+c, 'h');
c += usetc(tmp2+c, 's');
c += usetc(tmp2+c, 'd');
c += usetc(tmp2+c, 'a');
c += usetc(tmp2+c, '+');
c += usetc(tmp2+c, '-');
usetc(tmp2+c, 0);
/* scan the string */
i = 0;
while ((c = utolower(ugetat(tok, i)))) {
k = 0;
while ((c2 = ugetat(tmp2, k))!=0) {
if (c == c2) {
if (k<5) {
attr_flag[k] = sign;
break;
}
else
sign = (k==5) ? 1 : -1;
}
k++;
}
i++;
}
}
}
/* check if file attributes match */
if (!(attr_flag[3+5] & attrib)) {
/* if not a directory, we check all attributes except FA_DIREC */
for (c=0; c<5; c++) {
if (c == 3)
continue;
if ((attr_flag[c] == 1) && (!(attrib & attr_flag[c+5])))
return;
if ((attr_flag[c] == -1) && (attrib & attr_flag[c+5]))
return;
}
}
else {
/* if a directory, we check only FA_DIREC */
if (attr_flag[3] == -1)
return;
}
if ((flist->size < FLIST_SIZE) && ((ugetc(s) != '.') || (ugetat(s, 1)))) {
name = malloc(ustrsizez(s) + ((attrib & FA_DIREC) ? ucwidth(OTHER_PATH_SEPARATOR) : 0));
if (!name)
return;
for (c=0; c<flist->size; c++) {
if (ugetat(flist->name[c], -1) == OTHER_PATH_SEPARATOR) {
if (attrib & FA_DIREC)
if (ustrfilecmp(s, flist->name[c]) < 0)
break;
}
else {
if (attrib & FA_DIREC)
break;
if (ustrfilecmp(s, flist->name[c]) < 0)
break;
}
}
for (c2=flist->size; c2>c; c2--)
flist->name[c2] = flist->name[c2-1];
flist->name[c] = name;
ustrcpy(flist->name[c], s);
if (attrib & FA_DIREC)
put_backslash(flist->name[c]);
flist->size++;
}
}
int main(int argc, char *argv[])
{
int c;
if (install_allegro(SYSTEM_NONE, &errno, atexit) != 0)
return 1;
for (c=1; c<argc; c++) {
if (argv[c][0] == '-') {
switch (utolower(argv[c][1])) {
case 'a':
opt_allegro = TRUE;
break;
case 'b':
opt_binary = TRUE;
break;
case 'c':
opt_compress = TRUE;
break;
case 'd':
opt_delete = TRUE;
break;
case 'x':
opt_extract = TRUE;
break;
case '0':
if ((opt_password) || (c >= argc-1)) {
usage();
return 1;
}
opt_password = argv[++c];
break;
default:
printf("Unknown option '%s'\n", argv[c]);
return 1;
}
}
else {
if (!opt_filename)
opt_filename = argv[c];
else if (!opt_dataname)
opt_dataname = argv[c];
else {
usage();
return 1;
}
}
}
if ((!opt_filename) ||
((opt_allegro) && (opt_binary)) ||
((opt_delete) && (opt_extract))) {
usage();
return 1;
}
if (opt_password)
packfile_password(opt_password);
if (opt_delete) {
if (opt_dataname) {
usage();
return 1;
}
update_file(opt_filename, NULL);
}
else if (opt_extract) {
if (!opt_dataname) {
usage();
return 1;
}
if ((!opt_allegro) && (!opt_binary)) {
printf("The -x option must be used together with -a or -b\n");
return 1;
}
extract_data();
}
else {
if (opt_dataname)
update_file(opt_filename, opt_dataname);
else
show_stats();
}
return err;
}
