diff options
Diffstat (limited to 'general.c')
| -rw-r--r-- | general.c | 15 |
1 files changed, 13 insertions, 2 deletions
@@ -425,7 +425,8 @@ legal_alias_name (string, flags) /* Returns non-zero if STRING is an assignment statement. The returned value is the index of the `=' sign. If FLAGS&1 we are expecting a compound assignment - and don't want an array subscript before the `='. */ + and require an array subscript before the `=' to denote an assignment + statement. */ int assignment (string, flags) const char *string; @@ -437,7 +438,17 @@ assignment (string, flags) c = string[indx = 0]; #if defined (ARRAY_VARS) - if ((legal_variable_starter (c) == 0) && ((flags&1) == 0 || c != '[')) /* ] */ + /* If parser_state includes PST_COMPASSIGN, FLAGS will include 1, so we are + parsing the contents of a compound assignment. If parser_state includes + PST_REPARSE, we are in the middle of an assignment statement and breaking + the words between the parens into words and assignment statements, but + we don't need to check for that right now. Within a compound assignment, + the subscript is required to make the word an assignment statement. If + we don't have a subscript, even if the word is a valid assignment + statement otherwise, we don't want to treat it as one. */ + if ((flags & 1) && c != '[') /* ] */ + return (0); + else if ((flags & 1) == 0 && legal_variable_starter (c) == 0) #else if (legal_variable_starter (c) == 0) #endif |