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Add the "FUNSET" command to delete user-defined functions.

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This commit is contained in:
Dianne Skoll
2022-10-12 14:12:13 -04:00
parent b77a261c87
commit dbe4c662c1
11 changed files with 79 additions and 1 deletions
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src/userfns.c
+28
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@@ -53,6 +53,34 @@ static void FSet (UserFunc *f);
static int SetUpLocalVars (UserFunc *f);
static void DestroyLocalVals (UserFunc *f);
/***************************************************************/
/* */
/* DoFset */
/* */
/* Undefine a user-defined function - the FUNSET command. */
/* */
/***************************************************************/
int DoFunset(ParsePtr p)
{
int r;
int seen_one = 0;
DynamicBuffer buf;
DBufInit(&buf);
while(1) {
r = ParseIdentifier(p, &buf);
if (r == E_EOLN) {
DBufFree(&buf);
break;
}
seen_one = 1;
FUnset(DBufValue(&buf));
DBufFree(&buf);
}
if (seen_one) return OK;
return E_PARSE_ERR;
}
/***************************************************************/
/* */
/* DoFset */