The special variables, $(filename) and $(lineno), are expanded to a file name and its line number being parsed, respectively.
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| @@ -114,6 +114,11 @@ static char *do_error_if(int argc, char *argv[]) · 113 unmodified lines | ||
| 114 | 114 | return NULL; |
| 115 | 115 | } |
| 116 | 116 | |
| 117 | +static char *do_filename(int argc, char *argv[]) | |
| 118 | +{ | |
| 119 | + return xstrdup(current_file->name); | |
| 120 | +} | |
| 121 | + | |
| 117 | 122 | static char *do_info(int argc, char *argv[]) |
| 118 | 123 | { |
| 119 | 124 | printf("%s\n", argv[0]); |
| @@ -121,6 +126,15 @@ static char *do_info(int argc, char *argv[]) · 1 unmodified line | ||
| 121 | 126 | return xstrdup(""); |
| 122 | 127 | } |
| 123 | 128 | |
| 129 | +static char *do_lineno(int argc, char *argv[]) | |
| 130 | +{ | |
| 131 | + char buf[16]; | |
| 132 | + | |
| 133 | + sprintf(buf, "%d", yylineno); | |
| 134 | + | |
| 135 | + return xstrdup(buf); | |
| 136 | +} | |
| 137 | + | |
| 124 | 138 | static char *do_shell(int argc, char *argv[]) |
| 125 | 139 | { |
| 126 | 140 | FILE *p; |
| @@ -173,7 +187,9 @@ static char *do_warning_if(int argc, char *argv[]) · 46 unmodified lines | ||
| 173 | 187 | static const struct function function_table[] = { |
| 174 | 188 | /* Name MIN MAX Function */ |
| 175 | 189 | { "error-if", 2, 2, do_error_if }, |
| 190 | + { "filename", 0, 0, do_filename }, | |
| 176 | 191 | { "info", 1, 1, do_info }, |
| 192 | + { "lineno", 0, 0, do_lineno }, | |
| 177 | 193 | { "shell", 1, 1, do_shell }, |
| 178 | 194 | { "warning-if", 2, 2, do_warning_if }, |
| 179 | 195 | }; |