From db7e85988f71b13f83f37c30e772d0e9a90d840d Mon Sep 17 00:00:00 2001 From: Brandon Williams Date: Wed, 4 Jan 2017 10:04:05 -0800 Subject: pathspec: factor global magic into its own function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Create helper functions to read the global magic environment variables in additon to factoring out the global magic gathering logic into its own function. Signed-off-by: Brandon Williams Reviewed-by: Nguyễn Thái Ngọc Duy Signed-off-by: Junio C Hamano --- pathspec.c | 127 +++++++++++++++++++++++++++++++++++++------------------------ 1 file changed, 78 insertions(+), 49 deletions(-) (limited to 'pathspec.c') diff --git a/pathspec.c b/pathspec.c index af7f2d01d5..77df55da6a 100644 --- a/pathspec.c +++ b/pathspec.c @@ -87,6 +87,75 @@ static void prefix_magic(struct strbuf *sb, int prefixlen, unsigned magic) strbuf_addf(sb, ",prefix:%d)", prefixlen); } +static inline int get_literal_global(void) +{ + static int literal = -1; + + if (literal < 0) + literal = git_env_bool(GIT_LITERAL_PATHSPECS_ENVIRONMENT, 0); + + return literal; +} + +static inline int get_glob_global(void) +{ + static int glob = -1; + + if (glob < 0) + glob = git_env_bool(GIT_GLOB_PATHSPECS_ENVIRONMENT, 0); + + return glob; +} + +static inline int get_noglob_global(void) +{ + static int noglob = -1; + + if (noglob < 0) + noglob = git_env_bool(GIT_NOGLOB_PATHSPECS_ENVIRONMENT, 0); + + return noglob; +} + +static inline int get_icase_global(void) +{ + static int icase = -1; + + if (icase < 0) + icase = git_env_bool(GIT_ICASE_PATHSPECS_ENVIRONMENT, 0); + + return icase; +} + +static int get_global_magic(int element_magic) +{ + int global_magic = 0; + + if (get_literal_global()) + global_magic |= PATHSPEC_LITERAL; + + /* --glob-pathspec is overridden by :(literal) */ + if (get_glob_global() && !(element_magic & PATHSPEC_LITERAL)) + global_magic |= PATHSPEC_GLOB; + + if (get_glob_global() && get_noglob_global()) + die(_("global 'glob' and 'noglob' pathspec settings are incompatible")); + + if (get_icase_global()) + global_magic |= PATHSPEC_ICASE; + + if ((global_magic & PATHSPEC_LITERAL) && + (global_magic & ~PATHSPEC_LITERAL)) + die(_("global 'literal' pathspec setting is incompatible " + "with all other global pathspec settings")); + + /* --noglob-pathspec adds :(literal) _unless_ :(glob) is specified */ + if (get_noglob_global() && !(element_magic & PATHSPEC_GLOB)) + global_magic |= PATHSPEC_LITERAL; + + return global_magic; +} + /* * Take an element of a pathspec and check for magic signatures. * Append the result to the prefix. Return the magic bitmap. @@ -104,46 +173,12 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags, const char *prefix, int prefixlen, const char *elt) { - static int literal_global = -1; - static int glob_global = -1; - static int noglob_global = -1; - static int icase_global = -1; - unsigned magic = 0, element_magic = 0, global_magic = 0; + unsigned magic = 0, element_magic = 0; const char *copyfrom = elt; char *match; int i, pathspec_prefix = -1; - if (literal_global < 0) - literal_global = git_env_bool(GIT_LITERAL_PATHSPECS_ENVIRONMENT, 0); - if (literal_global) - global_magic |= PATHSPEC_LITERAL; - - if (glob_global < 0) - glob_global = git_env_bool(GIT_GLOB_PATHSPECS_ENVIRONMENT, 0); - if (glob_global) - global_magic |= PATHSPEC_GLOB; - - if (noglob_global < 0) - noglob_global = git_env_bool(GIT_NOGLOB_PATHSPECS_ENVIRONMENT, 0); - - if (glob_global && noglob_global) - die(_("global 'glob' and 'noglob' pathspec settings are incompatible")); - - - if (icase_global < 0) - icase_global = git_env_bool(GIT_ICASE_PATHSPECS_ENVIRONMENT, 0); - if (icase_global) - global_magic |= PATHSPEC_ICASE; - - if ((global_magic & PATHSPEC_LITERAL) && - (global_magic & ~PATHSPEC_LITERAL)) - die(_("global 'literal' pathspec setting is incompatible " - "with all other global pathspec settings")); - - if (flags & PATHSPEC_LITERAL_PATH) - global_magic = 0; - - if (elt[0] != ':' || literal_global || + if (elt[0] != ':' || get_literal_global() || (flags & PATHSPEC_LITERAL_PATH)) { ; /* nothing to do */ } else if (elt[1] == '(') { @@ -207,15 +242,11 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags, magic |= element_magic; - /* --noglob-pathspec adds :(literal) _unless_ :(glob) is specified */ - if (noglob_global && !(magic & PATHSPEC_GLOB)) - global_magic |= PATHSPEC_LITERAL; - - /* --glob-pathspec is overridden by :(literal) */ - if ((global_magic & PATHSPEC_GLOB) && (magic & PATHSPEC_LITERAL)) - global_magic &= ~PATHSPEC_GLOB; - - magic |= global_magic; + /* PATHSPEC_LITERAL_PATH ignores magic */ + if (flags & PATHSPEC_LITERAL_PATH) + magic = PATHSPEC_LITERAL; + else + magic |= get_global_magic(element_magic); if (pathspec_prefix >= 0 && (prefixlen || (prefix && *prefix))) @@ -241,7 +272,7 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags, * original. Useful for passing to another command. */ if ((flags & PATHSPEC_PREFIX_ORIGIN) && - prefixlen && !literal_global) { + prefixlen && !get_literal_global()) { struct strbuf sb = STRBUF_INIT; /* Preserve the actual prefix length of each pattern */ @@ -408,9 +439,7 @@ void parse_pathspec(struct pathspec *pathspec, item[i].magic = prefix_pathspec(item + i, flags, prefix, prefixlen, entry); - if ((flags & PATHSPEC_LITERAL_PATH) && - !(magic_mask & PATHSPEC_LITERAL)) - item[i].magic |= PATHSPEC_LITERAL; + if (item[i].magic & PATHSPEC_EXCLUDE) nr_exclude++; if (item[i].magic & magic_mask) -- cgit v1.2.1