int nexttoken(const char **p_out, const char **p_in, const char *delims)
{
const char *s, *a, *e;
char c, q;
int delim_spc;
delim_spc = NULL == delims || strchr(delims, ' ');
for (a = e = s = *p_in, q = 0; 0 != (c = *s);) {
++s;
if (0==q) {
if ('\"'==c || '\''==c)
q = c;
else
if (IS_SPC(c)) {
if (e == a) {
a = e = s;
continue;
}
if (delim_spc)
break;
}
if (delims && strchr(delims, c))
break;
} else if (c==q) {
q=0;
}
e = s;
}
while (e > a && IS_SPC(e[-1]))
--e;
skip_spc(&s);
*p_out = a, *p_in = s;
return (int)(e - a);
}
const void *exec_internal_broam(
const char *arg,
const struct cfgmenu *menu_root,
const struct cfgmenu **p_menu,
const struct cfgmenu**p_item)
{
const void *v = NULL;
*p_item = find_cfg_item(arg, menu_root, p_menu);
if (NULL == *p_item)
return v;
v = (*p_item)->pvalue;
if (v) {
// scan for a possible argument to the command
while (!IS_SPC(*arg))
++arg;
skip_spc(&arg);
// now set the appropriate variable
if (is_fixed_string(v)) {
strcpy((char *)v, arg);
} else if (is_string_item(v)) {
strcpy((char *)v, arg);
} else if (get_int_item(v)) {
if (*arg) *(int*)v = atoi(arg);
} else {
set_bool((bool*)v, arg);
}
// write to blackbox.rc or extensions.rc (automatic)
Settings_WriteRCSetting(v);
}
return v;
}
int skip_spc(const char **pp)
{
int c;
while (c = **pp, IS_SPC(c) && c)
++*pp;
return c;
}
// Protected Functions
bool HttpParser::spc(bref::Buffer::const_iterator &it,
bref:: Buffer::const_iterator const &it_end) const {
if (it == it_end
|| !IS_SPC(*it))
return false;
++it;
return true;
}
const char *get_special_command(const char **p_path, char *buffer, int size)
{
const char *in, *a, *b;
a = strstr(in = *p_path, ">>");
if (NULL == a)
return NULL;
b = a + 2;
skip_spc(&b);
while (a > in && IS_SPC(a[-1]))
--a;
*p_path = extract_string(buffer, in, imin((int)(a-in), size-1));
return b;
}
int get_string_within (char *dest, int size, const char **p_src, const char *delims)
{
const char *a, *b, *p;
char c, n, d, e;
n = 0; /* balance-counter for nested pairs of delims */
a = NULL;
d = delims[0], e = delims[1];
for (p = *p_src; 0 != (c = *p++); ) {
if (c == d && 0 == n++) {
a = p;
} else if (c == e && 0 == --n) {
b = (*p_src = p) - 1;
while (a < b && IS_SPC(*a))
++a;
while (b > a && IS_SPC(b[-1]))
--b;
extract_string(dest, a, imin((int)(b-a), size-1));
return 1;
}
}
*dest = 0;
return 0;
}
