diff options
| author | Pavel Machek <pavel@ucw.cz> | 2000-05-15 12:27:45 +0000 |
|---|---|---|
| committer | Pavel Machek <pavel@ucw.cz> | 2000-05-15 12:27:45 +0000 |
| commit | c5a06f65ee20328b8d0f2276287e223e4fd4a595 (patch) | |
| tree | 2b6aa28cd22fe7e54481d1cd5727564bc34fd204 /filter/filter.c | |
| parent | f4ab23174688920e44bb4cae6e8b4f280a066e28 (diff) | |
Allow other operations than +.
Diffstat (limited to 'filter/filter.c')
| -rw-r--r-- | filter/filter.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/filter/filter.c b/filter/filter.c index 84680c66..344368e6 100644 --- a/filter/filter.c +++ b/filter/filter.c @@ -230,6 +230,22 @@ interpret(struct f_inst *what) default: runtime( "Usage of unknown type" ); } break; + case '-': + TWOARGS_C; + switch (res.type = v1.type) { + case T_VOID: runtime( "Can not operate with values of type void" ); + case T_INT: res.val.i = v1.val.i - v2.val.i; break; + default: runtime( "Usage of unknown type" ); + } + break; + case '*': + TWOARGS_C; + switch (res.type = v1.type) { + case T_VOID: runtime( "Can not operate with values of type void" ); + case T_INT: res.val.i = v1.val.i * v2.val.i; break; + default: runtime( "Usage of unknown type" ); + } + break; case '/': TWOARGS_C; switch (res.type = v1.type) { @@ -582,6 +598,8 @@ i_same(struct f_inst *f1, struct f_inst *f2) switch(f1->code) { case ',': /* fall through */ case '+': + case '-': + case '*': case '/': case P('!','='): case P('=','='): |