diff options
Diffstat (limited to 'src/index.c')
| -rw-r--r-- | src/index.c | 88 |
1 files changed, 70 insertions, 18 deletions
diff --git a/src/index.c b/src/index.c index f1ae9a710..3fedcd27a 100644 --- a/src/index.c +++ b/src/index.c @@ -15,6 +15,7 @@ #include "hash.h" #include "git2/odb.h" #include "git2/blob.h" +#include "git2/config.h" #define entry_size(type,len) ((offsetof(type, path) + (len) + 8) & ~7) #define short_entry_size(len) entry_size(struct entry_short, len) @@ -124,11 +125,27 @@ static unsigned int index_create_mode(unsigned int mode) { if (S_ISLNK(mode)) return S_IFLNK; + if (S_ISDIR(mode) || (mode & S_IFMT) == (S_IFLNK | S_IFDIR)) return (S_IFLNK | S_IFDIR); + return S_IFREG | ((mode & 0100) ? 0755 : 0644); } +static unsigned int index_merge_mode( + git_index *index, git_index_entry *existing, unsigned int mode) +{ + if (index->no_symlinks && S_ISREG(mode) && + existing && S_ISLNK(existing->mode)) + return existing->mode; + + if (index->distrust_filemode && S_ISREG(mode)) + return (existing && S_ISREG(existing->mode)) ? + existing->mode : index_create_mode(0666); + + return index_create_mode(mode); +} + int git_index_open(git_index **index_out, const char *index_path) { git_index *index; @@ -208,6 +225,45 @@ void git_index_clear(git_index *index) index->tree = NULL; } +int git_index_set_caps(git_index *index, unsigned int caps) +{ + assert(index); + + if (caps == GIT_INDEXCAP_FROM_OWNER) { + git_config *cfg; + int val; + + if (INDEX_OWNER(index) == NULL || + git_repository_config__weakptr(&cfg, INDEX_OWNER(index)) < 0) + { + giterr_set(GITERR_INDEX, + "Cannot get repository config to set index caps"); + return -1; + } + + if (git_config_get_bool(&val, cfg, "core.ignorecase") == 0) + index->ignore_case = (val != 0); + if (git_config_get_bool(&val, cfg, "core.filemode") == 0) + index->distrust_filemode = (val == 0); + if (git_config_get_bool(&val, cfg, "core.symlinks") == 0) + index->no_symlinks = (val != 0); + } + else { + index->ignore_case = ((caps & GIT_INDEXCAP_IGNORE_CASE) != 0); + index->distrust_filemode = ((caps & GIT_INDEXCAP_NO_FILEMODE) != 0); + index->no_symlinks = ((caps & GIT_INDEXCAP_NO_SYMLINKS) != 0); + } + + return 0; +} + +unsigned int git_index_caps(const git_index *index) +{ + return ((index->ignore_case ? GIT_INDEXCAP_IGNORE_CASE : 0) | + (index->distrust_filemode ? GIT_INDEXCAP_NO_FILEMODE : 0) | + (index->no_symlinks ? GIT_INDEXCAP_NO_SYMLINKS : 0)); +} + int git_index_read(git_index *index) { int error, updated; @@ -383,7 +439,7 @@ static int index_insert(git_index *index, git_index_entry *entry, int replace) { size_t path_length; int position; - git_index_entry **entry_array; + git_index_entry **existing = NULL; assert(index && entry && entry->path != NULL); @@ -397,28 +453,24 @@ static int index_insert(git_index *index, git_index_entry *entry, int replace) else entry->flags |= GIT_IDXENTRY_NAMEMASK;; - /* - * replacing is not requested: just insert entry at the end; - * the index is no longer sorted - */ - if (!replace) - return git_vector_insert(&index->entries, entry); - /* look if an entry with this path already exists */ - position = git_index_find(index, entry->path); + if ((position = git_index_find(index, entry->path)) >= 0) { + existing = (git_index_entry **)&index->entries.contents[position]; - /* - * if no entry exists add the entry at the end; - * the index is no longer sorted + /* update filemode to existing values if stat is not trusted */ + entry->mode = index_merge_mode(index, *existing, entry->mode); + } + + /* if replacing is not requested or no existing entry exists, just + * insert entry at the end; the index is no longer sorted */ - if (position == GIT_ENOTFOUND) + if (!replace || !existing) return git_vector_insert(&index->entries, entry); /* exists, replace it */ - entry_array = (git_index_entry **) index->entries.contents; - git__free(entry_array[position]->path); - git__free(entry_array[position]); - entry_array[position] = entry; + git__free((*existing)->path); + git__free(*existing); + *existing = entry; return 0; } @@ -475,7 +527,7 @@ int git_index_add2(git_index *index, const git_index_entry *source_entry) int git_index_append2(git_index *index, const git_index_entry *source_entry) { - return index_add2(index, source_entry, 1); + return index_add2(index, source_entry, 0); } int git_index_remove(git_index *index, int position) |