On 21/07/14 12:44, Tanay Abhra wrote:
> Use `git_config_get_*()` family instead of `git_config()` to take advantage of
> the config-set API which provides a cleaner control flow.
>
> Signed-off-by: Tanay Abhra <tanay...@gmail.com>
> ---
> Consider this as a proof of concept as the others callers have to be rewritten
> as well.
> I think that it is not so buggy as it passes all the tests.
> After the first six patches in the series which you have already seen there
> are
> five or four left which can rewritten without touching git_default_config().
>
> Thus, this rewrite will serve as the base for rewriting other git_config()
> callers which pass control to git_default_config() at the end of the function.
> Also there are more than thirty direct callers to git_default_config()
> (i.e git_config(git_default_config, NULL)), so this rewrite solves them
> in one sweep.
>
> Slight behaviour change, config_error_nonbool() has been replaced with
> die("Missing value for '%s'", var);.
> The original code also alerted the file name and the line number which we
> lose here.
>
> Cheers,
> Tanay Abhra.
>
> advice.c | 18 ++--
> advice.h | 2 +-
> cache.h | 2 +-
> config.c | 287
> ++++++++++++++++++++-------------------------------------------
> ident.c | 15 ++--
> 5 files changed, 104 insertions(+), 220 deletions(-)
>
[snip]
> diff --git a/config.c b/config.c
> index fe9f399..72196a9 100644
> --- a/config.c
> +++ b/config.c
> @@ -666,88 +666,47 @@ int git_config_pathname(const char **dest, const char
> *var, const char *value)
> return 0;
> }
>
> -static int git_default_core_config(const char *var, const char *value)
> +static void git_default_core_config(void)
> {
> + const char *value = NULL;
> /* This needs a better name */
> - if (!strcmp(var, "core.filemode")) {
> - trust_executable_bit = git_config_bool(var, value);
> - return 0;
> - }
> - if (!strcmp(var, "core.trustctime")) {
> - trust_ctime = git_config_bool(var, value);
> - return 0;
> - }
> - if (!strcmp(var, "core.checkstat")) {
> + git_config_get_bool("core.filemode", &trust_executable_bit);
> + git_config_get_bool("core.trustctime", &trust_ctime);
> +
> + if (!git_config_get_value("core.checkstat", &value)) {
> if (!strcasecmp(value, "default"))
> check_stat = 1;
> else if (!strcasecmp(value, "minimal"))
> check_stat = 0;
> }
>
> - if (!strcmp(var, "core.quotepath")) {
> - quote_path_fully = git_config_bool(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.symlinks")) {
> - has_symlinks = git_config_bool(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.ignorecase")) {
> - ignore_case = git_config_bool(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.attributesfile"))
> - return git_config_pathname(&git_attributes_file, var, value);
> -
> - if (!strcmp(var, "core.bare")) {
> - is_bare_repository_cfg = git_config_bool(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.ignorestat")) {
> - assume_unchanged = git_config_bool(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.prefersymlinkrefs")) {
> - prefer_symlink_refs = git_config_bool(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.logallrefupdates")) {
> - log_all_ref_updates = git_config_bool(var, value);
> - return 0;
> - }
> + git_config_get_bool("core.quotepath", "e_path_fully);
> + git_config_get_bool("core.symlinks", &has_symlinks);
> + git_config_get_bool("core.ignorecase", &ignore_case);
> + git_config_get_pathname("core.attributesfile", &git_attributes_file);
> + git_config_get_bool("core.bare", &is_bare_repository_cfg);
> + git_config_get_bool("core.ignorestat", &assume_unchanged);
> + git_config_get_bool("core.prefersymlinkrefs", &prefer_symlink_refs);
> + git_config_get_bool("core.logallrefupdates", &log_all_ref_updates);
> + git_config_get_bool("core.warnambiguousrefs", &warn_ambiguous_refs);
>
> - if (!strcmp(var, "core.warnambiguousrefs")) {
> - warn_ambiguous_refs = git_config_bool(var, value);
> - return 0;
> + int abbrev;
declaration after statement.
> + if (!git_config_get_int("core.abbrev", &abbrev)) {
> + if (abbrev >= minimum_abbrev && abbrev <= 40)
> + default_abbrev = abbrev;
> }
>
> - if (!strcmp(var, "core.abbrev")) {
> - int abbrev = git_config_int(var, value);
> - if (abbrev < minimum_abbrev || abbrev > 40)
> - return -1;
> - default_abbrev = abbrev;
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.loosecompression")) {
> - int level = git_config_int(var, value);
> + int level;
ditto.
> + if (!git_config_get_int("core.loosecompression", &level)) {
> if (level == -1)
> level = Z_DEFAULT_COMPRESSION;
> else if (level < 0 || level > Z_BEST_COMPRESSION)
> die("bad zlib compression level %d", level);
> zlib_compression_level = level;
> zlib_compression_seen = 1;
> - return 0;
> }
>
> - if (!strcmp(var, "core.compression")) {
> - int level = git_config_int(var, value);
> + if (!git_config_get_int("core.compression", &level)) {
> if (level == -1)
> level = Z_DEFAULT_COMPRESSION;
> else if (level < 0 || level > Z_BEST_COMPRESSION)
> @@ -756,57 +715,39 @@ static int git_default_core_config(const char *var,
> const char *value)
> core_compression_seen = 1;
> if (!zlib_compression_seen)
> zlib_compression_level = level;
> - return 0;
> }
>
> - if (!strcmp(var, "core.packedgitwindowsize")) {
> + if (!git_config_get_ulong("core.packedgitwindowsize", (long unsigned
> int*)&packed_git_window_size)) {
> int pgsz_x2 = getpagesize() * 2;
> - packed_git_window_size = git_config_ulong(var, value);
>
> /* This value must be multiple of (pagesize * 2) */
> packed_git_window_size /= pgsz_x2;
> if (packed_git_window_size < 1)
> packed_git_window_size = 1;
> packed_git_window_size *= pgsz_x2;
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.bigfilethreshold")) {
> - big_file_threshold = git_config_ulong(var, value);
> - return 0;
> }
>
> - if (!strcmp(var, "core.packedgitlimit")) {
> - packed_git_limit = git_config_ulong(var, value);
> - return 0;
> - }
> + git_config_get_ulong("core.bigfilethreshold", &big_file_threshold);
> + git_config_get_ulong("core.packedgitlimit", (long unsigned
> int*)&packed_git_limit);
> + git_config_get_ulong("core.deltabasecachelimit", (long unsigned
> int*)&delta_base_cache_limit);
>
> - if (!strcmp(var, "core.deltabasecachelimit")) {
> - delta_base_cache_limit = git_config_ulong(var, value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.autocrlf")) {
> + if (!git_config_get_value("core.autocrlf", &value)) {
> if (value && !strcasecmp(value, "input")) {
> if (core_eol == EOL_CRLF)
> - return error("core.autocrlf=input conflicts
> with core.eol=crlf");
> + die("core.autocrlf=input conflicts with
> core.eol=crlf");
> auto_crlf = AUTO_CRLF_INPUT;
> - return 0;
> - }
> - auto_crlf = git_config_bool(var, value);
> - return 0;
> + } else
> + auto_crlf = git_config_bool("core.autocrlf", value);
> }
>
> - if (!strcmp(var, "core.safecrlf")) {
> - if (value && !strcasecmp(value, "warn")) {
> + if (!git_config_get_value("core.safecrlf", &value)) {
> + if (value && !strcasecmp(value, "warn"))
> safe_crlf = SAFE_CRLF_WARN;
> - return 0;
> - }
> - safe_crlf = git_config_bool(var, value);
> - return 0;
> + else
> + safe_crlf = git_config_bool("core.safecrlf", value);
> }
>
> - if (!strcmp(var, "core.eol")) {
> + if (!git_config_get_value("core.eol", &value)) {
> if (value && !strcasecmp(value, "lf"))
> core_eol = EOL_LF;
> else if (value && !strcasecmp(value, "crlf"))
> @@ -816,108 +757,74 @@ static int git_default_core_config(const char *var,
> const char *value)
> else
> core_eol = EOL_UNSET;
> if (core_eol == EOL_CRLF && auto_crlf == AUTO_CRLF_INPUT)
> - return error("core.autocrlf=input conflicts with
> core.eol=crlf");
> - return 0;
> + die("core.autocrlf=input conflicts with core.eol=crlf");
> }
>
> - if (!strcmp(var, "core.notesref")) {
> - notes_ref_name = xstrdup(value);
> - return 0;
> - }
> -
> - if (!strcmp(var, "core.pager"))
> - return git_config_string(&pager_program, var, value);
> -
> - if (!strcmp(var, "core.editor"))
> - return git_config_string(&editor_program, var, value);
> + git_config_get_string("core.notesref", (const char**)¬es_ref_name);
> + git_config_get_string("core.pager", &pager_program);
> + git_config_get_string("core.editor", &editor_program);
>
> - if (!strcmp(var, "core.commentchar")) {
> - const char *comment;
> - int ret = git_config_string(&comment, var, value);
> - if (ret)
> - return ret;
> - else if (!strcasecmp(comment, "auto"))
> + const char *comment;
ditto. I gave up here.
ATB,
Ramsay Jones
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