diff options
| -rw-r--r-- | Documentation/config.txt | 6 | ||||
| -rw-r--r-- | builtin/describe.c | 6 | ||||
| -rw-r--r-- | cache.h | 5 | ||||
| -rw-r--r-- | config.c | 8 | ||||
| -rw-r--r-- | environment.c | 1 |
5 files changed, 23 insertions, 3 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt index 1a571f4174..52ffbf4efb 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -558,6 +558,12 @@ core.sparseCheckout:: Enable "sparse checkout" feature. See section "Sparse checkout" in linkgit:git-read-tree[1] for more information. +core.abbrev:: + Set the length object names are abbreviated to. If unspecified, + many commands abbreviate to 7 hexdigits, which may not be enough + for abbreviated object names to stay unique for sufficiently long + time. + add.ignore-errors:: add.ignoreErrors:: Tells 'git add' to continue adding files when some files cannot be diff --git a/builtin/describe.c b/builtin/describe.c index 3ba26dc819..4afd1504a6 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -21,7 +21,7 @@ static int debug; /* Display lots of verbose info */ static int all; /* Any valid ref can be used */ static int tags; /* Allow lightweight tags */ static int longformat; -static int abbrev = DEFAULT_ABBREV; +static int abbrev = -1; /* unspecified */ static int max_candidates = 10; static struct hash_table names; static int have_util; @@ -420,7 +420,11 @@ int cmd_describe(int argc, const char **argv, const char *prefix) OPT_END(), }; + git_config(git_default_config, NULL); argc = parse_options(argc, argv, prefix, options, describe_usage, 0); + if (abbrev < 0) + abbrev = DEFAULT_ABBREV; + if (max_candidates < 0) max_candidates = 0; else if (max_candidates > MAX_TAGS) @@ -540,6 +540,7 @@ extern int trust_executable_bit; extern int trust_ctime; extern int quote_path_fully; extern int has_symlinks; +extern int minimum_abbrev, default_abbrev; extern int ignore_case; extern int assume_unchanged; extern int prefer_symlink_refs; @@ -759,8 +760,8 @@ static inline unsigned int hexval(unsigned char c) } /* Convert to/from hex/sha1 representation */ -#define MINIMUM_ABBREV 4 -#define DEFAULT_ABBREV 7 +#define MINIMUM_ABBREV minimum_abbrev +#define DEFAULT_ABBREV default_abbrev struct object_context { unsigned char tree[20]; @@ -523,6 +523,14 @@ static int git_default_core_config(const char *var, const char *value) return 0; } + 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); if (level == -1) diff --git a/environment.c b/environment.c index c3efbb9608..33c806421e 100644 --- a/environment.c +++ b/environment.c @@ -15,6 +15,7 @@ int user_ident_explicitly_given; int trust_executable_bit = 1; int trust_ctime = 1; int has_symlinks = 1; +int minimum_abbrev = 4, default_abbrev = 7; int ignore_case; int assume_unchanged; int prefer_symlink_refs; |