//-------
// ^FUNCTION: CmdLine::print_descriptions
//
// ^SYNOPSIS:
// unsigned CmdLine::print_descriptions(syntax, os, cols, longest)
//
// ^PARAMETERS:
// CmdLine::CmdLineSyntax syntax;
// -- the syntax to use (long-option, short-option, or both)
// when printing the synopsis.
//
// ostream & os;
// -- where to print.
//
// int cols;
// -- the maximum width of a line.
//
// unsigned longest;
// -- value returned by print_synopsis.
//
// ^DESCRIPTION:
// Print a command argument descriptions (using the command-line syntax).
// The descriptions should be printed to "os" using the desired syntax,
// in lines that are no more than "cols" characters wide.
//
// ^REQUIREMENTS:
// "longest" should correspond to a value returned by print_synopsis
// that used the same "cmd" and syntax.
//
// ^SIDE-EFFECTS:
// Prints on "os".
//
// ^RETURN-VALUE:
// None.
//
// ^ALGORITHM:
// Print the description for each argument.
//-^^----
void
CmdLine::print_descriptions(CmdLine::CmdLineSyntax syntax,
ostream & os,
int cols,
unsigned longest) const
{
int positionals, options = 0;
char buf[256];
for (positionals = 0 ; positionals < 2 ; positionals++) {
CmdArgListListIter list_iter(cmd_args);
for (CmdArgList * alist = list_iter() ; alist ; alist = list_iter()) {
CmdArgListIter iter(alist);
for (CmdArg * cmdarg = iter() ; cmdarg ; cmdarg = iter()) {
// don't display hidden arguments
if (cmdarg->syntax() & CmdArg::isHIDDEN) continue;
if (!positionals && (cmdarg->syntax() & CmdArg::isPOS)) continue;
if (positionals && !(cmdarg->syntax() & CmdArg::isPOS)) continue;
#ifdef vms_style
if ( !options++ ) os << "Qualifiers/Parameters:\n" ;
#else
if ( !options++ ) os << "Options/Arguments:\n" ;
#endif
if (! fmt_arg(cmdarg, buf, sizeof(buf), syntax, TERSE_USAGE)) {
continue;
}
const char * description = cmdarg->description();
if ((description == NULL) || (! *description)) continue;
strindent(os, cols, 8, buf, (longest + 2), description);
} //for each cmdarg
} //for each arg-list
} //for each parm-type
}
static void test_list(void) {
List *list = make_list();
assert_int(0, list_len(list));
list_push(list, (void *)1);
assert_int(1, list_len(list));
list_push(list, (void *)2);
assert_int(2, list_len(list));
Iter *iter = list_iter(list);
assert_int(1, (long)iter_next(iter));
assert_int(false, iter_end(iter));
assert_int(2, (long)iter_next(iter));
assert_int(true, iter_end(iter));
assert_int(0, (long)iter_next(iter));
assert_int(true, iter_end(iter));
List *copy = list_copy(list);
assert_int(2, list_len(copy));
assert_int(1, (long)list_get(copy, 0));
assert_int(2, (long)list_get(copy, 1));
List *rev = list_reverse(list);
iter = list_iter(rev);
assert_int(2, (long)iter_next(iter));
assert_int(1, (long)iter_next(iter));
assert_int(0, (long)iter_next(iter));
assert_int(2, list_len(rev));
assert_int(1, (long)list_pop(rev));
assert_int(1, list_len(rev));
assert_int(2, (long)list_pop(rev));
assert_int(0, list_len(rev));
assert_int(0, (long)list_pop(rev));
List *list2 = make_list();
list_push(list2, (void *)5);
list_push(list2, (void *)6);
assert_int(5, (long)list_shift(list2));
assert_int(6, (long)list_shift(list2));
assert_int(0, (long)list_shift(list2));
List *list3 = make_list();
assert_int(0, (long)list_head(list3));
assert_int(0, (long)list_tail(list3));
list_push(list3, (void *)1);
assert_int(1, (long)list_head(list3));
assert_int(1, (long)list_tail(list3));
list_push(list3, (void *)2);
assert_int(1, (long)list_head(list3));
assert_int(2, (long)list_tail(list3));
List *list4 = make_list();
list_push(list4, (void *)1);
list_push(list4, (void *)2);
assert_int(1, (long)list_get(list4, 0));
assert_int(2, (long)list_get(list4, 1));
assert_int(0, (long)list_get(list4, 2));
}
caddr_t
ctf_gen(iiburst_t *iiburst, size_t *resszp, int do_compress)
{
ctf_buf_t *buf = ctf_buf_new();
ctf_header_t h;
caddr_t outbuf;
int i;
/*
* Prepare the header, and create the CTF output buffers. The data
* object section and function section are both lists of 2-byte
* integers; we pad these out to the next 4-byte boundary if needed.
*/
h.cth_magic = CTF_MAGIC;
h.cth_version = CTF_VERSION;
h.cth_flags = do_compress ? CTF_F_COMPRESS : 0;
h.cth_parlabel = strtab_insert(&buf->ctb_strtab,
iiburst->iib_td->td_parlabel);
h.cth_parname = strtab_insert(&buf->ctb_strtab,
iiburst->iib_td->td_parname);
h.cth_lbloff = 0;
(void) list_iter(iiburst->iib_td->td_labels, write_label,
buf);
pad_buffer(buf, 2);
h.cth_objtoff = ctf_buf_cur(buf);
for (i = 0; i < iiburst->iib_nobjts; i++)
write_objects(iiburst->iib_objts[i], buf);
pad_buffer(buf, 2);
h.cth_funcoff = ctf_buf_cur(buf);
for (i = 0; i < iiburst->iib_nfuncs; i++)
write_functions(iiburst->iib_funcs[i], buf);
pad_buffer(buf, 4);
h.cth_typeoff = ctf_buf_cur(buf);
(void) list_iter(iiburst->iib_types, write_type, buf);
debug(2, "CTF wrote %d types\n", list_count(iiburst->iib_types));
h.cth_stroff = ctf_buf_cur(buf);
h.cth_strlen = strtab_size(&buf->ctb_strtab);
/*
* We only do compression for ctfmerge, as ctfconvert is only
* supposed to be used on intermediary build objects. This is
* significantly faster.
*/
if (do_compress)
outbuf = write_compressed_buffer(&h, buf, resszp);
else
outbuf = write_buffer(&h, buf, resszp);
ctf_buf_free(buf);
return (outbuf);
}
void cpp_eval(char *buf) {
FILE *fp = fmemopen(buf, strlen(buf), "r");
set_input_file("(eval)", NULL, fp);
List *toplevels = read_toplevels();
for (Iter *i = list_iter(toplevels); !iter_end(i);)
emit_toplevel(iter_next(i));
}
void
case_list_iter()
{
struct list *list = list();
char *s1 = "s1", *s2 = "s2", *s3 = "s3";
list_push(list, s1);
list_push(list, s2);
list_push(list, s3);
struct list_iter *iter = list_iter(list);
assert(iter->list == list);
assert(iter->node == list->head);
assert(list_iter_next(iter) == s1);
assert(list_iter_next(iter) == s2);
assert(list_iter_next(iter) == s3);
list_iter_seek_tail(iter);
assert(list_iter_prev(iter) == s3);
assert(list_iter_prev(iter) == s2);
assert(list_iter_prev(iter) == s1);
list_iter_free(iter);
int i = 0;
struct list_node *node;
list_each(list, node) {
char *s = node->data;
assert(s[1] - 49 == i);
i += 1;
}
static void emit_data_int(List *inits, int size, int off, int depth) {
SAVE;
Iter *iter = list_iter(inits);
while (!iter_end(iter) && 0 < size) {
Node *node = iter_next(iter);
Node *v = node->initval;
emit_padding(node, off);
if (node->totype->bitsize > 0) {
assert(node->totype->bitoff == 0);
long data = eval_intexpr(v);
Ctype *totype = node->totype;
while (!iter_end(iter)) {
node = iter_next(iter);
if (node->totype->bitsize <= 0) {
break;
}
v = node->initval;
totype = node->totype;
data |= ((((long)1 << totype->bitsize) - 1) & eval_intexpr(v)) << totype->bitoff;
}
emit_data_primtype(totype, &(Node){ AST_LITERAL, totype, .ival = data });
off += totype->size;
size -= totype->size;
if (iter_end(iter))
break;
} else {
static char *get_caller_list(void) {
String *s = make_string();
for (Iter *i = list_iter(functions); !iter_end(i);) {
string_appendf(s, "%s", iter_next(i));
if (!iter_end(i))
string_appendf(s, " -> ");
}
return get_cstring(s);
}
static void set_reg_nums(List *args) {
numgp = numfp = 0;
for (Iter *i = list_iter(args); !iter_end(i);) {
Node *arg = iter_next(i);
if (is_flotype(arg->ctype))
numfp++;
else
numgp++;
}
}
symbol_t* symbol_get_in_scope(symbol_table_t* symbol_table, char* name) {
if (!symbol_table) return NULL;
list_item_t* iter = list_iter_init(symbol_table->symbols);
for (; iter; iter = list_iter(iter)) {
symbol_t* candidate = iter->val;
if (strcmp(candidate->name, name) == 0) {
return candidate;
}
}
return NULL;
}
static void emit_args(List *vals) {
SAVE;
Iter *iter = list_iter(vals);
while (!iter_end(iter)) {
Node *v = iter_next(iter);
emit_expr(v);
if (is_flotype(v->ctype))
push_xmm(0);
else
push("rax");
}
}
static void classify_args(List *ints, List *floats, List *rest, List *args) {
SAVE;
int ireg = 0, xreg = 0;
int imax = 6, xmax = 8;
Iter *iter = list_iter(args);
while (!iter_end(iter)) {
Node *v = iter_next(iter);
if (is_flotype(v->ctype))
list_push((xreg++ < xmax) ? floats : rest, v);
else
list_push((ireg++ < imax) ? ints : rest, v);
}
}
static void emit_decl_init(List *inits, int off) {
Iter *iter = list_iter(inits);
while (!iter_end(iter)) {
Node *node = iter_next(iter);
assert(node->type == AST_INIT);
if (node->initval->type == AST_LITERAL &&
node->totype->bitsize <= 0) {
emit_save_literal(node->initval, node->totype, node->initoff + off);
} else {
emit_expr(node->initval);
emit_lsave(node->totype, node->initoff + off);
}
}
}
void pq_dump(pq_t * pq) {
printf("pq_dump: %p\n", pq);
printf("-----------------\n");
if (pq == NULL) {
printf(" NULL\n");
} else {
printf(" cmp: ");
_pr_addr_(pq->cmp);
printf(" sz_lst: %lu\n", pq->sz_lst);
printf(" sz_obj: %lu\n", pq->sz_obj);
printf(" list contents:\n");
list_iter(pq->list, &_pr_addr_);
printf("\n");
}
}
void
case_list_iter()
{
struct list *list = list();
char *s1 = "s1", *s2 = "s2", *s3 = "s3";
list_push(list, s1);
list_push(list, s2);
list_push(list, s3);
struct list_iter *iter = list_iter(list);
assert(iter->list == list);
assert(iter->node == list->head);
assert(list_iter_next(iter) == s1);
assert(list_iter_next(iter) == s2);
assert(list_iter_next(iter) == s3);
list_iter_seek_tail(iter);
assert(list_iter_prev(iter) == s3);
assert(list_iter_prev(iter) == s2);
assert(list_iter_prev(iter) == s1);
list_iter_free(iter);
list_free(list);
}
void dbg_alts(hash_table_t * ht, char a[][BUFSIZ]) {
uint32_t i;
for (i = 0; i < ht->size; i++) {
list_dump(ht->row[i]);
printf("\n");
list_iter(ht->row[i], &print_kv);
}
size_t maxlen = 0;
for (i = 0; i < ht->size; i++) {
size_t len = list_length(ht->row[i]);
maxlen = len > maxlen ? len : maxlen;
printf("%d -> %lu\n", i, len);
}
printf("maxlen = %lu\n", maxlen);
for (i = 0; i < NUMA; i++) {
printf("%d -> %s\n", i, a[i]);
}
}
int nm(const char * filename)
{
void *data;
t_elf elf;
t_sym_list *list;
int msize;
if ((msize = map_file(&data, filename)) == -1)
return (1);
if (init_elf_data(&elf, data) == -1)
return (1);
list = extract_symbols(&elf);
list_sort(list, symcmp);
list_iter(list, print_symbol);
delete_list(list);
if (elf.ehdr->e_ident[EI_CLASS] == ELFCLASS32)
{
free(elf.ehdr);
free(elf.shtab);
}
(void)munmap(data, msize);
return (0);
}
void list_append(List *a, List *b) {
for (Iter *i = list_iter(b); !iter_end(i);)
list_push(a, iter_next(i));
}
//-------
// ^FUNCTION: CmdLine::print_synopsis
//
// ^SYNOPSIS:
// unsigned CmdLine::print_synopsis(syntax, os, cols)
//
// ^PARAMETERS:
// CmdLine::CmdLineSyntax syntax;
// -- the syntax to use (long-option, short-option, or both)
// when printing the synopsis.
//
// ostream & os;
// -- where to print.
//
// int cols;
// -- the maximum width of a line.
//
// ^DESCRIPTION:
// Print a command-line synopsis (the command-line syntax).
// The synopsis should be printed to "os" using the desired syntax,
// in lines that are no more than "cols" characters wide.
//
// ^REQUIREMENTS:
//
// ^SIDE-EFFECTS:
// Prints on "os".
//
// ^RETURN-VALUE:
// The length of the longest argument-buf that was printed.
//
// ^ALGORITHM:
// It's kind of complicated so follow along!
//-^^----
unsigned
CmdLine::print_synopsis(CmdLine::CmdLineSyntax syntax,
ostream & os,
int cols) const
{
#ifdef vms_style
static char usg_prefix[] = "Format: ";
#else
static char usg_prefix[] = "Usage: ";
#endif
unsigned ll, positionals, longest = 0;
// first print the command name
os << usg_prefix << cmd_name ;
ll = (cmd_name ? ::strlen(cmd_name) : 0) + (sizeof(usg_prefix) - 1);
// set margin so that we always start printing arguments in a column
// that is *past* the command name.
//
unsigned margin = ll + 1;
// print option-syntax followed by positional parameters
int first;
char buf[256] ;
for (positionals = 0 ; positionals < 2 ; positionals++) {
first = 1;
CmdArgListListIter list_iter(cmd_args);
for (CmdArgList * alist = list_iter() ; alist ; alist = list_iter()) {
CmdArgListIter iter(alist);
for (CmdArg * cmdarg = iter() ; cmdarg ; cmdarg = iter()) {
unsigned len, pl;
// don't display hidden arguments
if (cmdarg->syntax() & CmdArg::isHIDDEN) continue;
if (!positionals && (cmdarg->syntax() & CmdArg::isPOS)) continue;
if (positionals && !(cmdarg->syntax() & CmdArg::isPOS)) continue;
// figure out how wide this parameter is (for printing)
pl = len = fmt_arg(cmdarg, buf, sizeof(buf), syntax, VERBOSE_USAGE);
if (! len) continue;
if (cmdarg->syntax() & CmdArg::isLIST) pl -= 4 ; // " ..."
if (! (cmdarg->syntax() & CmdArg::isREQ)) pl -= 2 ; // "[]"
if (pl > longest) longest = pl;
// Will this fit?
if ((ll + len + 1) > (cols - first)) {
os << char('\n') ;
os.width(margin);
os << "" ; // No - start a new line;
ll = margin;
} else {
os << char(' ') ; // Yes - just throw in a space
++ll;
}
ll += len;
os << buf;
first = 0;
} //for each cmdarg
} //for each arg-list
} //for each parm-type
os << endl ;
return longest ;
}
static void emit_compound_stmt(Node *node) {
SAVE;
for (Iter *i = list_iter(node->stmts); !iter_end(i);)
emit_expr(iter_next(i));
}
List *list_reverse(List *list) {
List *r = make_list();
for (Iter *i = list_iter(list); !iter_end(i);)
list_unshift(r, iter_next(i));
return r;
}
List *list_copy(List *list) {
List *r = make_list();
for (Iter *i = list_iter(list); !iter_end(i);)
list_push(r, iter_next(i));
return r;
}
