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Add support for comments in configuration file

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Supported comments are:

    # here
    {
        # or here
        output eDP-1 mode 1920x1080 # or here
    }

Co-authored-by: Simon Ser <contact@emersion.fr>
This commit is contained in:
Bartosz Taczała 2019-09-25 13:08:58 +02:00 committed by Simon Ser
parent 5a30abdf0b
commit c848893b23
1 changed files with 20 additions and 0 deletions
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20
parser.c
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@ -91,6 +91,19 @@ static bool parser_read_quoted(struct kanshi_parser *parser) {
}
}
static void parser_ignore_line(struct kanshi_parser *parser) {
while (1) {
int ch = parser_read_char(parser);
if (ch < 0) {
return;
}
if (ch == '\n' || ch == '\0') {
return;
}
}
}
static bool parser_read_line(struct kanshi_parser *parser) {
while (1) {
int ch = parser_peek_char(parser);
@ -149,6 +162,10 @@ static bool parser_next_token(struct kanshi_parser *parser) {
parser->tok_type = KANSHI_TOKEN_STR;
parser->tok_str_len = 0;
return parser_read_quoted(parser);
} else if (ch == '#') {
parser_ignore_line(parser);
parser->tok_type = KANSHI_TOKEN_NEWLINE;
return true;
} else {
parser->tok_type = KANSHI_TOKEN_STR;
parser->tok_str[0] = ch;
@ -466,6 +483,9 @@ static struct kanshi_config *_parse_config(struct kanshi_parser *parser) {
return NULL;
} else if (ch == 0) {
return config;
} else if (ch == '#') {
parser_ignore_line(parser);
continue;
} else if (isspace(ch)) {
parser_read_char(parser);
continue;