isl_arg_parse: reset all flags with same option name whenever a flag is set

Otherwise, there is no way to turn off a flag that is set by default.

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_arg.c b/isl_arg.c
index 6961a07..fe9aa46 100644 (file)
--- a/isl_arg.c
+++ b/isl_arg.c
@@ -779,7 +779,7 @@ static int parse_flags_option(struct isl_arg *decl, char **arg,
        if (!has_argument)
                flags = arg[1];
 
-       val = *(unsigned *)(((char *)opt) + decl->offset);
+       val = 0;
 
        while ((comma = strchr(flags, ',')) != NULL) {
                if (!set_flag(decl, &val, flags, comma - flags))