diff options
| -rw-r--r-- | cache.h | 3 | ||||
| -rw-r--r-- | commit.c | 23 | ||||
| -rw-r--r-- | environment.c | 45 | ||||
| -rw-r--r-- | perl/Git.pm | 11 | ||||
| -rw-r--r-- | perl/Git.xs | 16 | ||||
| -rw-r--r-- | sha1_file.c | 30 | ||||
| -rw-r--r-- | sha1_name.c | 10 |
7 files changed, 114 insertions, 24 deletions
@@ -116,6 +116,9 @@ extern struct cache_entry **active_cache; extern unsigned int active_nr, active_alloc, active_cache_changed; extern struct cache_tree *active_cache_tree; +extern void setup_git(char *new_git_dir, char *new_git_object_dir, + char *new_git_index_file, char *new_git_graft_file); + #define GIT_DIR_ENVIRONMENT "GIT_DIR" #define DEFAULT_GIT_DIR_ENVIRONMENT ".git" #define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY" @@ -163,6 +163,14 @@ int register_commit_graft(struct commit_graft *graft, int ignore_dups) return 0; } +void free_commit_grafts(void) +{ + int pos = commit_graft_nr; + while (pos >= 0) + free(commit_graft[pos--]); + commit_graft_nr = 0; +} + struct commit_graft *read_graft_line(char *buf, int len) { /* The format is just "Commit Parent1 Parent2 ...\n" */ @@ -215,11 +223,18 @@ int read_graft_file(const char *graft_file) static void prepare_commit_graft(void) { static int commit_graft_prepared; - char *graft_file; + static char *last_graft_file; + char *graft_file = get_graft_file(); + + if (last_graft_file) { + if (!strcmp(graft_file, last_graft_file)) + return; + free_commit_grafts(); + } + if (last_graft_file) + free(last_graft_file); + last_graft_file = strdup(graft_file); - if (commit_graft_prepared) - return; - graft_file = get_graft_file(); read_graft_file(graft_file); commit_graft_prepared = 1; } diff --git a/environment.c b/environment.c index 3de8eb3b2..6b64d111f 100644 --- a/environment.c +++ b/environment.c @@ -21,28 +21,61 @@ char git_commit_encoding[MAX_ENCODING_LENGTH] = "utf-8"; int shared_repository = PERM_UMASK; const char *apply_default_whitespace = NULL; +static int dyn_git_object_dir, dyn_git_index_file, dyn_git_graft_file; static char *git_dir, *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file; -static void setup_git_env(void) + +void setup_git(char *new_git_dir, char *new_git_object_dir, + char *new_git_index_file, char *new_git_graft_file) { - git_dir = getenv(GIT_DIR_ENVIRONMENT); + git_dir = new_git_dir; if (!git_dir) git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; - git_object_dir = getenv(DB_ENVIRONMENT); + + if (dyn_git_object_dir) + free(git_object_dir); + git_object_dir = new_git_object_dir; if (!git_object_dir) { git_object_dir = xmalloc(strlen(git_dir) + 9); sprintf(git_object_dir, "%s/objects", git_dir); + dyn_git_object_dir = 1; + } else { + dyn_git_object_dir = 0; } + + if (git_refs_dir) + free(git_refs_dir); git_refs_dir = xmalloc(strlen(git_dir) + 6); sprintf(git_refs_dir, "%s/refs", git_dir); - git_index_file = getenv(INDEX_ENVIRONMENT); + + if (dyn_git_index_file) + free(git_index_file); + git_index_file = new_git_index_file; if (!git_index_file) { git_index_file = xmalloc(strlen(git_dir) + 7); sprintf(git_index_file, "%s/index", git_dir); + dyn_git_index_file = 1; + } else { + dyn_git_index_file = 0; } - git_graft_file = getenv(GRAFT_ENVIRONMENT); - if (!git_graft_file) + + if (dyn_git_graft_file) + free(git_graft_file); + git_graft_file = new_git_graft_file; + if (!git_graft_file) { git_graft_file = strdup(git_path("info/grafts")); + dyn_git_graft_file = 1; + } else { + dyn_git_graft_file = 0; + } +} + +static void setup_git_env(void) +{ + setup_git(getenv(GIT_DIR_ENVIRONMENT), + getenv(DB_ENVIRONMENT), + getenv(INDEX_ENVIRONMENT), + getenv(GRAFT_ENVIRONMENT)); } char *get_git_dir(void) diff --git a/perl/Git.pm b/perl/Git.pm index 9ce9fcdd3..9da15e9c8 100644 --- a/perl/Git.pm +++ b/perl/Git.pm @@ -98,6 +98,8 @@ XSLoader::load('Git', $VERSION); } +my $instance_id = 0; + =head1 CONSTRUCTORS @@ -215,7 +217,7 @@ sub repository { delete $opts{Directory}; } - $self = { opts => \%opts }; + $self = { opts => \%opts, id => $instance_id++ }; bless $self, $class; } @@ -833,11 +835,10 @@ sub _call_gate { if (defined $self) { # XXX: We ignore the WorkingCopy! To properly support # that will require heavy changes in libgit. + # For now, when we will need to do it we could temporarily + # chdir() there and then chdir() back after the call is done. - # XXX: And we ignore everything else as well. libgit - # at least needs to be extended to let us specify - # the $GIT_DIR instead of looking it up in environment. - #xs_call_gate($self->{opts}->{Repository}); + xs__call_gate($self->{id}, $self->repo_path()); } # Having to call throw from the C code is a sure path to insanity. diff --git a/perl/Git.xs b/perl/Git.xs index 2bbec4365..6ed26a29b 100644 --- a/perl/Git.xs +++ b/perl/Git.xs @@ -52,7 +52,21 @@ BOOT: } -# /* TODO: xs_call_gate(). See Git.pm. */ +void +xs__call_gate(repoid, git_dir) + long repoid; + char *git_dir; +CODE: +{ + static long last_repoid; + if (repoid != last_repoid) { + setup_git(git_dir, + getenv(DB_ENVIRONMENT), + getenv(INDEX_ENVIRONMENT), + getenv(GRAFT_ENVIRONMENT)); + last_repoid = repoid; + } +} char * diff --git a/sha1_file.c b/sha1_file.c index 817963045..ab64543d4 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -126,16 +126,22 @@ static void fill_sha1_path(char *pathbuf, const unsigned char *sha1) char *sha1_file_name(const unsigned char *sha1) { static char *name, *base; + static const char *last_objdir; + const char *sha1_file_directory = get_object_directory(); - if (!base) { - const char *sha1_file_directory = get_object_directory(); + if (!last_objdir || strcmp(last_objdir, sha1_file_directory)) { int len = strlen(sha1_file_directory); + if (base) + free(base); base = xmalloc(len + 60); memcpy(base, sha1_file_directory, len); memset(base+len, 0, 60); base[len] = '/'; base[len+3] = '/'; name = base + len + 1; + if (last_objdir) + free((char *) last_objdir); + last_objdir = strdup(sha1_file_directory); } fill_sha1_path(name, sha1); return base; @@ -145,14 +151,20 @@ char *sha1_pack_name(const unsigned char *sha1) { static const char hex[] = "0123456789abcdef"; static char *name, *base, *buf; + static const char *last_objdir; + const char *sha1_file_directory = get_object_directory(); int i; - if (!base) { - const char *sha1_file_directory = get_object_directory(); + if (!last_objdir || strcmp(last_objdir, sha1_file_directory)) { int len = strlen(sha1_file_directory); + if (base) + free(base); base = xmalloc(len + 60); sprintf(base, "%s/pack/pack-1234567890123456789012345678901234567890.pack", sha1_file_directory); name = base + len + 11; + if (last_objdir) + free((char *) last_objdir); + last_objdir = strdup(sha1_file_directory); } buf = name; @@ -170,14 +182,20 @@ char *sha1_pack_index_name(const unsigned char *sha1) { static const char hex[] = "0123456789abcdef"; static char *name, *base, *buf; + static const char *last_objdir; + const char *sha1_file_directory = get_object_directory(); int i; - if (!base) { - const char *sha1_file_directory = get_object_directory(); + if (!last_objdir || strcmp(last_objdir, sha1_file_directory)) { int len = strlen(sha1_file_directory); + if (base) + free(base); base = xmalloc(len + 60); sprintf(base, "%s/pack/pack-1234567890123456789012345678901234567890.idx", sha1_file_directory); name = base + len + 11; + if (last_objdir) + free((char *) last_objdir); + last_objdir = strdup(sha1_file_directory); } buf = name; diff --git a/sha1_name.c b/sha1_name.c index f2cbafa49..c698c1b0b 100644 --- a/sha1_name.c +++ b/sha1_name.c @@ -12,15 +12,21 @@ static int find_short_object_filename(int len, const char *name, unsigned char * char hex[40]; int found = 0; static struct alternate_object_database *fakeent; + static const char *last_objdir; + const char *objdir = get_object_directory(); - if (!fakeent) { - const char *objdir = get_object_directory(); + if (!last_objdir || strcmp(last_objdir, objdir)) { int objdir_len = strlen(objdir); int entlen = objdir_len + 43; + if (fakeent) + free(fakeent); fakeent = xmalloc(sizeof(*fakeent) + entlen); memcpy(fakeent->base, objdir, objdir_len); fakeent->name = fakeent->base + objdir_len + 1; fakeent->name[-1] = '/'; + if (last_objdir) + free((char *) last_objdir); + last_objdir = strdup(objdir); } fakeent->next = alt_odb_list; |