spif_bool_t
spif_url_unparse(spif_url_t self)
{
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
spif_str_done(SPIF_STR(self));
spif_str_init_from_ptr(SPIF_STR(self), SPIF_CHARPTR(""));
/* First, proto followed by a colon. */
if (!SPIF_STR_ISNULL(self->proto)) {
spif_str_append(SPIF_STR(self), self->proto);
spif_str_append_char(SPIF_STR(self), ':');
}
/* If we have a port but no host, make it localhost. */
if (!SPIF_STR_ISNULL(self->port) && SPIF_STR_ISNULL(self->host)) {
self->host = spif_str_new_from_ptr(SPIF_CHARPTR("localhost"));
}
/* We need the // if we have a hostname. */
if (!SPIF_STR_ISNULL(self->host)) {
spif_str_append_from_ptr(SPIF_STR(self), SPIF_CHARPTR("//"));
}
if (!SPIF_STR_ISNULL(self->user)) {
spif_str_append(SPIF_STR(self), self->user);
if (!SPIF_STR_ISNULL(self->passwd)) {
spif_str_append_char(SPIF_STR(self), ':');
spif_str_append(SPIF_STR(self), self->passwd);
}
spif_str_append_char(SPIF_STR(self), '@');
}
if (!SPIF_STR_ISNULL(self->host)) {
spif_str_append(SPIF_STR(self), self->host);
if (!SPIF_STR_ISNULL(self->port)) {
spif_str_append_char(SPIF_STR(self), ':');
spif_str_append(SPIF_STR(self), self->port);
}
}
if (!SPIF_STR_ISNULL(self->path)) {
spif_str_append(SPIF_STR(self), self->path);
}
if (!SPIF_STR_ISNULL(self->query)) {
spif_str_append_char(SPIF_STR(self), '?');
spif_str_append(SPIF_STR(self), self->query);
}
return TRUE;
}
/**
* Parse the command line arguments for options.
*
* This function iterates through the command line arguments looking
* for options which have been defined. Each option encountered is
* handled according to its type.
*
* @param argc The number of arguments.
* @param argv The array of argument strings.
*
* @see @link DOXGRP_OPT Command Line Option Parser @endlink
* @ingroup DOXGRP_OPT
*/
void
spifopt_parse(int argc, char *argv[])
{
spif_int32_t i, j;
spif_charptr_t opt;
REQUIRE(argc > 1);
REQUIRE(argv != NULL);
/* Process each command line arg one-by-one. */
for (i = 1, opt = SPIF_CHARPTR(argv[1]); i < argc; ) {
spif_charptr_t val_ptr = NULL;
spif_char_t islong = 0, hasequal = 0;
D_OPTIONS(("argv[%d] == \"%s\", opt == \"%s\"\n", i, argv[i], opt));
if (SPIF_PTR_ISNULL(opt)) {
/* NEXT_ARG(); */
break;
} else if (opt == SPIF_CHARPTR(argv[i])) {
/* If it's not an option, skip it. */
if (*opt != '-') {
NEXT_ARG();
} else {
opt++;
}
}
/* If the second character is also a hyphen, it's a long option. */
if (*opt == '-') {
islong = 1;
/* Skip the leading "--" */
opt++;
D_OPTIONS(("Long option detected\n"));
if ((j = find_long_option(opt)) == -1) {
NEXT_ARG();
}
} else {
if ((j = find_short_option(*opt)) == -1) {
NEXT_LETTER();
}
}
if (!SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_PREPARSE) && SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_REMOVE_ARGS)) {
argv[i] = NULL;
}
/* If a value was passed to this option, set val_ptr to point to it. */
if (islong) {
val_ptr = find_value_long(SPIF_CHARPTR(opt), SPIF_CHARPTR(argv[i + 1]), &hasequal);
} else {
val_ptr = find_value_short(opt, SPIF_CHARPTR(argv[i + 1]));
}
/* Boolean options may or may not have a value... */
if (val_ptr) {
if (SPIFOPT_OPT_IS_BOOLEAN(j) && !is_boolean_value(val_ptr)) {
val_ptr = NULL;
} else if (SPIFOPT_OPT_IS_ABSTRACT(j) && is_valid_option(val_ptr)) {
val_ptr = NULL;
}
}
if (val_ptr) {
if (val_ptr == SPIF_CHARPTR(argv[i + 1])) {
i++;
opt += strlen((char *) opt);
}
}
/* If this option is deprecated, print a warning before continuing. */
if (SPIFOPT_OPT_IS_DEPRECATED(j)) {
spif_str_t warn;
warn = spif_str_new_from_buff(SPIF_CHARPTR("The "), 128);
if (SPIFOPT_OPT_SHORT(j)) {
spif_str_append_char(warn, '-');
spif_str_append_char(warn, SPIFOPT_OPT_SHORT(j));
spif_str_append_from_ptr(warn, SPIF_CHARPTR(" / --"));
} else {
spif_str_append_from_ptr(warn, SPIF_CHARPTR("--"));
}
spif_str_append_from_ptr(warn, SPIFOPT_OPT_LONG(j));
spif_str_append_from_ptr(warn, SPIF_CHARPTR(" option is deprecated and should not be used.\n"));
libast_print_warning((char *) SPIF_STR_STR(warn));
spif_str_del(warn);
}
/* Make sure that options which require a parameter have them. */
if (SPIFOPT_OPT_NEEDS_VALUE(j)) {
if (!val_ptr) {
if (islong) {
libast_print_error("long option --%s requires a%s value\n", SPIFOPT_OPT_LONG(j),
(SPIFOPT_OPT_IS_INTEGER(j)
? ("n integer")
: (SPIFOPT_OPT_IS_STRING(j)
? " string"
: (SPIFOPT_OPT_IS_ARGLIST(j)
? "n argument list"
: ""))));
} else {
libast_print_error("option -%c requires a%s value\n", SPIFOPT_OPT_SHORT(j),
(SPIFOPT_OPT_IS_INTEGER(j)
? ("n integer")
: (SPIFOPT_OPT_IS_STRING(j)
? " string"
: (SPIFOPT_OPT_IS_ARGLIST(j)
? "n argument list"
: ""))));
}
CHECK_BAD();
continue;
}
/* Also make sure we know what to do with the value. */
if (!SPIFOPT_OPT_VALUE(j)) {
NEXT_LOOP();
}
} else if (SPIFOPT_OPT_IS_ABSTRACT(j) && !SPIFOPT_OPT_VALUE(j)) {
/* Also make sure that abstract options have a function pointer. */
NEXT_LOOP();
}
if (SPIFOPT_OPT_IS_BOOLEAN(j)) {
if (!handle_boolean(j, val_ptr, islong)) {
i--;
}
} else if (SPIFOPT_OPT_IS_STRING(j)) {
if (SHOULD_PARSE(j)) {
handle_string(j, val_ptr);
}
} else if (SPIFOPT_OPT_IS_INTEGER(j)) {
if (SHOULD_PARSE(j)) {
handle_integer(j, val_ptr);
}
} else if (SPIFOPT_OPT_IS_ARGLIST(j)) {
if (SHOULD_PARSE(j)) {
handle_arglist(j, val_ptr, hasequal, i, argc, argv);
}
if (!hasequal) {
break;
}
} else if (SPIFOPT_OPT_IS_ABSTRACT(j)) {
if (SHOULD_PARSE(j)) {
D_OPTIONS(("Abstract option detected\n"));
((spifopt_abstract_handler_t) SPIFOPT_OPT_VALUE(j))(val_ptr);
}
}
if (!SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_PREPARSE) && SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_REMOVE_ARGS)) {
argv[i] = NULL;
}
NEXT_LOOP();
}
if (SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_PREPARSE)) {
SPIFOPT_FLAGS_CLEAR(SPIFOPT_SETTING_PREPARSE);
} else if (SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_REMOVE_ARGS)) {
for (i = 1, j = 1; i < argc; i++) {
if (argv[i]) {
argv[j] = argv[i];
j++;
}
}
if (j > 1) {
argv[j] = NULL;
}
}
}
spif_bool_t
spif_tok_eval(spif_tok_t self)
{
const char *pstr, *delim = NULL;
spif_str_t tmp;
char quote;
size_t len;
ASSERT_RVAL(!SPIF_TOK_ISNULL(self), FALSE);
REQUIRE_RVAL(!SPIF_STR_ISNULL(self->src), FALSE);
pstr = (const char *) SPIF_STR_STR(SPIF_STR(self->src));
len = spif_str_get_len(SPIF_STR(self->src));
if (!SPIF_STR_ISNULL(self->sep)) {
delim = (const char *) SPIF_STR_STR(SPIF_STR(self->sep));
}
if (!SPIF_LIST_ISNULL(self->tokens)) {
SPIF_LIST_DEL(self->tokens);
}
self->tokens = SPIF_LIST_NEW(dlinked_list);
/* Before we do anything, skip leading "whitespace." */
for (; *pstr && IS_DELIM(*pstr); pstr++);
/* The outermost for loop is where we traverse the string. Each new
word brings us back to the top where we resize our string list. */
for (quote = 0; *pstr; ) {
tmp = spif_str_new_from_buff(SPIF_CHARPTR(""), len);
spif_str_clear(tmp, 0);
/* This for loop is where we process each character. */
for (; *pstr && (quote || !IS_DELIM(*pstr));) {
if (*pstr == self->dquote || *pstr == self->quote) {
/* It's a quote character, so set or reset the quote variable. */
if (quote) {
if (quote == *pstr) {
quote = 0;
} else {
/* It's a single quote inside double quotes, or vice versa. Leave it alone. */
spif_str_append_char(tmp, *pstr);
}
} else {
quote = *pstr;
}
pstr++;
} else {
/* Handle any backslashes that are escaping delimiters or quotes. */
if ((*pstr == self->escape) && (IS_DELIM(*(pstr + 1)) || IS_QUOTE(*(pstr + 1)))) {
/* Incrementing pstr here moves us past the backslash so that the line
below will copy the next character to the new token, no questions asked. */
pstr++;
}
spif_str_append_char(tmp, *pstr++);
}
}
/* Reallocate the new string to be just the right size. */
spif_str_trim(tmp);
len -= spif_str_get_len(tmp);
/* Add it to the list */
SPIF_LIST_APPEND(self->tokens, tmp);
/* Move past any trailing "whitespace." */
for (; *pstr && IS_DELIM(*pstr); pstr++);
}
return TRUE;
}