diff options
Diffstat (limited to 'dtc-lexer.l')
-rw-r--r-- | dtc-lexer.l | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/dtc-lexer.l b/dtc-lexer.l index edbeb86..254d5af 100644 --- a/dtc-lexer.l +++ b/dtc-lexer.l @@ -71,6 +71,27 @@ static int pop_input_file(void); push_input_file(name); } +<*>^"#"(line)?{WS}+[0-9]+{WS}+{STRING}({WS}+[0-9]+)? { + char *line, *tmp, *fn; + /* skip text before line # */ + line = yytext; + while (!isdigit(*line)) + line++; + /* skip digits in line # */ + tmp = line; + while (!isspace(*tmp)) + tmp++; + /* "NULL"-terminate line # */ + *tmp = '\0'; + /* start of filename */ + fn = strchr(tmp + 1, '"') + 1; + /* strip trailing " from filename */ + tmp = strchr(fn, '"'); + *tmp = 0; + /* -1 since #line is the number of the next line */ + srcpos_set_line(xstrdup(fn), atoi(line) - 1); + } + <*><<EOF>> { if (!pop_input_file()) { yyterminate(); |