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Diffstat (limited to 'src/libmowgli/base/formatter.c')
-rw-r--r--src/libmowgli/base/formatter.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libmowgli/base/formatter.c b/src/libmowgli/base/formatter.c
index db908e7..f4c0e4c 100644
--- a/src/libmowgli/base/formatter.c
+++ b/src/libmowgli/base/formatter.c
@@ -50,7 +50,7 @@ mowgli_formatter_format_from_argstack(char *buf, size_t bufstr, const char *fmts
arg = atoi(fiter);
e = mowgli_node_nth_data(&stack->stack, arg - 1);
- while (isdigit(*fiter))
+ while (isdigit((unsigned char)*fiter))
{
fiter++;
}