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| author |  Evan Shaw <edsrzf@gmail.com> | 2026-02-18 02:50:50 +1300 |
|---|---|---|
| committer |  GitHub <noreply@github.com> | 2026-02-17 07:50:50 -0600 |
| commit | 78ef9d173332e01a83608ff73ca09a88d8815a42 (patch) | |
| tree | 0a5b921679e0261b3861de0e43761fae3b112c08 | |
| parent | Use snprintf instead of sprintf - sequel (#1713) (diff) | |
Initialize memory allocated by put (#1715)
| -rw-r--r-- | src/core/value.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/core/value.c b/src/core/value.c index 2a0c4fe0..bd673362 100644 --- a/src/core/value.c +++ b/src/core/value.c @@ -724,6 +724,9 @@ void janet_putindex(Janet ds, int32_t index, Janet value) { JanetArray *array = janet_unwrap_array(ds); if (index >= array->count) { janet_array_ensure(array, index + 1, 2); + for (int32_t i = array->count; i < index + 1; i++) { + array->data[i] = janet_wrap_nil(); + } array->count = index + 1; } array->data[index] = value; @@ -735,6 +738,7 @@ void janet_putindex(Janet ds, int32_t index, Janet value) { janet_panicf("can only put integers in buffers, got %v", value); if (index >= buffer->count) { janet_buffer_ensure(buffer, index + 1, 2); + memset(buffer->data + buffer->count, 0, index + 1 - buffer->count); buffer->count = index + 1; } buffer->data[index] = (uint8_t)(janet_unwrap_integer(value) & 0xFF); @@ -768,6 +772,9 @@ void janet_put(Janet ds, Janet key, Janet value) { int32_t index = getter_checkint(type, key, INT32_MAX - 1); if (index >= array->count) { janet_array_ensure(array, index + 1, 2); + for (int32_t i = array->count; i < index + 1; i++) { + array->data[i] = janet_wrap_nil(); + } array->count = index + 1; } array->data[index] = value; @@ -780,6 +787,7 @@ void janet_put(Janet ds, Janet key, Janet value) { janet_panicf("can only put integers in buffers, got %v", value); if (index >= buffer->count) { janet_buffer_ensure(buffer, index + 1, 2); + memset(buffer->data + buffer->count, 0, index + 1 - buffer->count); buffer->count = index + 1; } buffer->data[index] = (uint8_t)(janet_unwrap_integer(value) & 0xFF); |