c15129b699 (config: factor out global config file retrieval, 2024-01-18)
was a refactor that moved some of the code in this function to
`config.c`. However, in the process I managed to drop this code comment
which explains `$HOME not set`.
Signed-off-by: Kristoffer Haugsbakk <code@xxxxxxxxxxxxxxx>
---
builtin/config.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/builtin/config.c b/builtin/config.c
index 08fe36d499..b55bfae7d6 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -710,6 +710,12 @@ int cmd_config(int argc, const char **argv, const char *prefix)
if (use_global_config) {
given_config_source.file = git_global_config();
if (!given_config_source.file)
+ /*
+ * It is unknown if HOME/.gitconfig exists, so
+ * we do not know if we should write to XDG
+ * location; error out even if XDG_CONFIG_HOME
+ * is set and points at a sane location.
+ */
die(_("$HOME not set"));
given_config_source.scope = CONFIG_SCOPE_GLOBAL;
} else if (use_system_config) {
--
2.43.0
