[PATCH v5 4/7] rewrite git_config() to use the config-set API

Of all the functions in `git_config*()` family, `git_config()` has the most invocations in the whole code base. Each `git_config()` invocation causes config file rereads which can be avoided using the config-set API. Use the config-set API to rewrite `git_config()` to use the config caching layer

Re: [PATCH v5 4/7] rewrite git_config() to use the config-set API

Tanay Abhra tanay...@gmail.com writes: + if (!kv_info-linenr) + die(unable to parse '%s' from command-line config, entry-key); + else + die(bad config variable '%s' at file line %d in %s, Also