Error_code::Type fetch_image::fetch_from_source(anime_database& db, std::size_t source_index, const astd::string_view starting_number, const astd::filesystem::path& destination)
{
source_token number_token(db.input.sources[source_index], "number", starting_number);
if (!number_token.valid)
{
return Error_code::SOURCE_PATH_PARSING_FAILED;
}
source_token image_token(db.input.sources[source_index], "image", "0");
if (!image_token.valid)
{
return Error_code::SOURCE_PATH_PARSING_FAILED;
}
Error_code::Type result = Error_code::CHAPTER_NOT_FOUND;
for (std::size_t number_index = 0;
number_index < number_token.values.size() && result == Error_code::CHAPTER_NOT_FOUND;
++number_index)
{
result = fetch_chapter(db, number_token, image_token, source_index, number_index, destination);
}
return result;
}
int
yylex(void)
{
char *s;
uDatum u;
#ifdef DISTRIB
extern Int *higherPriority;
#endif /* DISTRIB */
/* initial for a token */
clear_text();
if (bof) {
bof = 0;
if (nextc == '%') { /* comment line */
skip_percent_comment();/* return next token */
end_text();
clear_text();
}
/* printf("bof \n"); */
if (nextc == '>' || nextc == '<') getAgentName();
}
restart:
while (isspace(nextc) && (nextc != '\n') && (nextc != '\r')) {
/* skip blanks */
input();
}
if ((nextc == '\n') || (nextc == '\r')) {
input();
if (nextc == '%') { /* comment line */
skip_percent_comment();/* return next token */
end_text();
clear_text();
}
/* printf("restart\n"); */
if (nextc == '>' || nextc == '<') getAgentName();
goto restart;
}
end_text();
clear_text();
if (nextc == 0) { /* EOF */
#ifdef DISTRIB
if (setHighPrior) { *higherPriority=0; setHighPrior = 0; }
#endif
return 0; /* don't do input() so next token is EOF */
}
#ifdef TTYEDEN
prompt = promptsemi;
#endif
if (isdigit(nextc) || nextc == '.') /* a number or a dot */
return number_token();
if (isalpha(nextc) || nextc == '_') /* a keyword or an identifier */
{
append_agentName = 1;
return id_token();
}
/*if (nextc == '^') {
input();
append_agentName = 1;
return context_token();
}*/
if (nextc == '\'') {
while (input(), nextc != '\'') {
if (nextc == '\\')
input();
else if (nextc == 0)
error("unexpected end-of-file in character constant");
}
input(); /* read the quote */
/* mustn't alter the following two lines */
end_text(); /* accept the text */
last_char = '\0'; /* delete the last quote */
backslash(yytext + 1); /* resolve the backslashs */
if (yytext[2]) /* more than one char */
error("single char expected");
u.i = yytext[1];
yylval.dp = makedatum(MYCHAR, u);
return CONSTANT;
}
if (nextc == '\"') {
#ifdef TTYEDEN
prompt = promptchar;
#endif
while (input(), nextc != '\"') {
if (nextc == '\\')
input();
else if (nextc == 0)
error("unexpected end-of-file in string constant");
}
input(); /* read the quote */
/* mustn't alter the following two lines */
end_text(); /* accept the text */
last_char = '\0'; /* delete the last quote */
backslash(yytext + 1); /* resolve the backslashs */
s = (char *) emalloc(strlen(yytext));
strcpy(s, yytext + 1);
u.s = s;
yylval.dp = makedatum(STRING, u);
return CONSTANT;
}
input(); /* accept the char, must be the 1st char */
switch (*yytext) { /* the 1st char */
case '@':
yylval.dp = makedatum(UNDEF, u); /* bug fix Ash + Carters */
RETURN_TOKEN(CONSTANT);
break;
case '~': /* for agency --sun */
if (isalpha(nextc) || nextc == '_') {
clear_text();
append_agentName = 0;
return id_token();
}
break;
case '$':
while (isdigit(nextc))
input();
if (yyleng == 1)
RETURN_TOKEN('$');
yylval.narg = atoi(yytext + 1);
RETURN_TOKEN(ARG);
case '/':
#ifdef TTYEDEN
prompt = promptcomment;
#endif
if (nextc == '*') { /* nested comment */
skip_comment(); /* return next token */
end_text();
clear_text();
#ifdef TTYEDEN
prompt = prompt1;
#endif
goto restart;
}
break;
case '#':
if (nextc == '#') {
skip_one_line_comment();
end_text();
clear_text();
#ifdef TTYEDEN
prompt = prompt1;
#endif
goto restart;
}
break;
}
return (multi_symbol_token());
}
