From 5590215b1392b4f094f60d7db7a3c796b8bc9aae Mon Sep 17 00:00:00 2001 From: Brandon Williams Date: Wed, 4 Jan 2017 10:04:09 -0800 Subject: pathspec: create strip submodule slash helpers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Factor out the logic responsible for stripping the trailing slash on pathspecs referencing submodules into its own function. Signed-off-by: Brandon Williams Reviewed-by: Nguyễn Thái Ngọc Duy Signed-off-by: Junio C Hamano --- pathspec.c | 68 ++++++++++++++++++++++++++++++++++++++------------------------ 1 file changed, 42 insertions(+), 26 deletions(-) (limited to 'pathspec.c') diff --git a/pathspec.c b/pathspec.c index 00fcae4e1..f3a7a1d33 100644 --- a/pathspec.c +++ b/pathspec.c @@ -258,6 +258,44 @@ static const char *parse_element_magic(unsigned *magic, int *prefix_len, return parse_short_magic(magic, elem); } +static void strip_submodule_slash_cheap(struct pathspec_item *item) +{ + if (item->len >= 1 && item->match[item->len - 1] == '/') { + int i = cache_name_pos(item->match, item->len - 1); + + if (i >= 0 && S_ISGITLINK(active_cache[i]->ce_mode)) { + item->len--; + item->match[item->len] = '\0'; + } + } +} + +static void strip_submodule_slash_expensive(struct pathspec_item *item) +{ + int i; + + for (i = 0; i < active_nr; i++) { + struct cache_entry *ce = active_cache[i]; + int ce_len = ce_namelen(ce); + + if (!S_ISGITLINK(ce->ce_mode)) + continue; + + if (item->len <= ce_len || item->match[ce_len] != '/' || + memcmp(ce->name, item->match, ce_len)) + continue; + + if (item->len == ce_len + 1) { + /* strip trailing slash */ + item->len--; + item->match[item->len] = '\0'; + } else { + die(_("Pathspec '%s' is in submodule '%.*s'"), + item->original, ce_len, ce->name); + } + } +} + /* * Take an element of a pathspec and check for magic signatures. * Append the result to the prefix. Return the magic bitmap. @@ -278,7 +316,7 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags, unsigned magic = 0, element_magic = 0; const char *copyfrom = elt; char *match; - int i, pathspec_prefix = -1; + int pathspec_prefix = -1; /* PATHSPEC_LITERAL_PATH ignores magic */ if (flags & PATHSPEC_LITERAL_PATH) { @@ -329,33 +367,11 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags, item->len = strlen(item->match); item->prefix = prefixlen; - if ((flags & PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP) && - (item->len >= 1 && item->match[item->len - 1] == '/') && - (i = cache_name_pos(item->match, item->len - 1)) >= 0 && - S_ISGITLINK(active_cache[i]->ce_mode)) { - item->len--; - match[item->len] = '\0'; - } + if (flags & PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP) + strip_submodule_slash_cheap(item); if (flags & PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE) - for (i = 0; i < active_nr; i++) { - struct cache_entry *ce = active_cache[i]; - int ce_len = ce_namelen(ce); - - if (!S_ISGITLINK(ce->ce_mode)) - continue; - - if (item->len <= ce_len || match[ce_len] != '/' || - memcmp(ce->name, match, ce_len)) - continue; - if (item->len == ce_len + 1) { - /* strip trailing slash */ - item->len--; - match[item->len] = '\0'; - } else - die (_("Pathspec '%s' is in submodule '%.*s'"), - elt, ce_len, ce->name); - } + strip_submodule_slash_expensive(item); if (magic & PATHSPEC_LITERAL) item->nowildcard_len = item->len; -- cgit v1.2.1