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Use a macro instead of repeating myself.

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This commit is contained in:
Dianne Skoll
2025-11-01 21:15:24 -04:00
parent d12d327e35
commit 53dcce6a91
1 changed files with 4 additions and 2 deletions
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6
src/expr.c
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@@ -170,6 +170,8 @@ static expr_node *expr_node_free_list = NULL;
/* Maximum parse level before we bail (to avoid SEGV from filling stack)*/
#define MAX_PARSE_LEVEL 2000
/* Legal punctuation characters in an expression */
#define LEGAL_CHARS "+-*/%&|=<>!)"
static int parse_level_high_water = 0;
#define CHECK_PARSE_LEVEL() do { if (level > parse_level_high_water) { parse_level_high_water = level; if (level > MAX_PARSE_LEVEL) { *r = E_OP_STK_OVER; return NULL; } } } while(0)
@@ -2230,7 +2232,7 @@ static int set_constant_value(expr_node *atom)
}
atom->u.value.type = ERR_TYPE;
if (strchr("+-*/%&|=<>!)", *s) != NULL) {
if (strchr(LEGAL_CHARS, *s) != NULL) {
r = E_EXPECTING_ATOM;
} else {
r = E_ILLEGAL_CHAR;
@@ -2352,7 +2354,7 @@ static expr_node *parse_atom(char const **e, int *r, Var *locals, int level)
*s != '$' &&
*s != '"' &&
*s != '\'') {
if (strchr("+-*/%&|=<>!)", *s) != NULL) {
if (strchr(LEGAL_CHARS, *s) != NULL) {
*r = E_EXPECTING_ATOM;
Eprint("%s", GetErr(*r));
} else {