diff options
Diffstat (limited to 'config.c')
| -rw-r--r-- | config.c | 226 |
1 files changed, 176 insertions, 50 deletions
@@ -62,7 +62,8 @@ static char *parse_value(void) if (comment) continue; if (isspace(c) && !quote) { - space = 1; + if (len) + space++; continue; } if (!quote) { @@ -71,11 +72,8 @@ static char *parse_value(void) continue; } } - if (space) { - if (len) - value[len++] = ' '; - space = 0; - } + for (; space; space--) + value[len++] = ' '; if (c == '\\') { c = get_next_char(); switch (c) { @@ -205,8 +203,27 @@ static int git_parse_file(config_fn_t fn, void *data) int baselen = 0; static char var[MAXNAME]; + /* U+FEFF Byte Order Mark in UTF8 */ + static const unsigned char *utf8_bom = (unsigned char *) "\xef\xbb\xbf"; + const unsigned char *bomptr = utf8_bom; + for (;;) { int c = get_next_char(); + if (bomptr && *bomptr) { + /* We are at the file beginning; skip UTF8-encoded BOM + * if present. Sane editors won't put this in on their + * own, but e.g. Windows Notepad will do it happily. */ + if ((unsigned char) c == *bomptr) { + bomptr++; + continue; + } else { + /* Do not tolerate partial BOM. */ + if (bomptr != utf8_bom) + break; + /* No BOM at file beginning. Cool. */ + bomptr = NULL; + } + } if (c == '\n') { if (config_file_eof) return 0; @@ -255,7 +272,7 @@ static int parse_unit_factor(const char *end, unsigned long *val) return 0; } -int git_parse_long(const char *value, long *ret) +static int git_parse_long(const char *value, long *ret) { if (value && *value) { char *end; @@ -291,7 +308,7 @@ static void die_bad_config(const char *name) int git_config_int(const char *name, const char *value) { - long ret; + long ret = 0; if (!git_parse_long(value, &ret)) die_bad_config(name); return ret; @@ -312,9 +329,9 @@ int git_config_bool_or_int(const char *name, const char *value, int *is_bool) return 1; if (!*value) return 0; - if (!strcasecmp(value, "true") || !strcasecmp(value, "yes")) + if (!strcasecmp(value, "true") || !strcasecmp(value, "yes") || !strcasecmp(value, "on")) return 1; - if (!strcasecmp(value, "false") || !strcasecmp(value, "no")) + if (!strcasecmp(value, "false") || !strcasecmp(value, "no") || !strcasecmp(value, "off")) return 0; *is_bool = 0; return git_config_int(name, value); @@ -334,6 +351,16 @@ int git_config_string(const char **dest, const char *var, const char *value) return 0; } +int git_config_pathname(const char **dest, const char *var, const char *value) +{ + if (!value) + return config_error_nonbool(var); + *dest = expand_user_path(value); + if (!*dest) + die("Failed to expand user dir in: '%s'", value); + return 0; +} + static int git_default_core_config(const char *var, const char *value) { /* This needs a better name */ @@ -450,6 +477,11 @@ static int git_default_core_config(const char *var, const char *value) return 0; } + if (!strcmp(var, "core.notesref")) { + notes_ref_name = xstrdup(value); + return 0; + } + if (!strcmp(var, "core.pager")) return git_config_string(&pager_program, var, value); @@ -457,7 +489,7 @@ static int git_default_core_config(const char *var, const char *value) return git_config_string(&editor_program, var, value); if (!strcmp(var, "core.excludesfile")) - return git_config_string(&excludes_file, var, value); + return git_config_pathname(&excludes_file, var, value); if (!strcmp(var, "core.whitespace")) { if (!value) @@ -471,6 +503,26 @@ static int git_default_core_config(const char *var, const char *value) return 0; } + if (!strcmp(var, "core.preloadindex")) { + core_preload_index = git_config_bool(var, value); + return 0; + } + + if (!strcmp(var, "core.createobject")) { + if (!strcmp(value, "rename")) + object_creation_mode = OBJECT_CREATION_USES_RENAMES; + else if (!strcmp(value, "link")) + object_creation_mode = OBJECT_CREATION_USES_HARDLINKS; + else + die("Invalid mode for object creation: %s", value); + return 0; + } + + if (!strcmp(var, "core.sparsecheckout")) { + core_apply_sparse_checkout = git_config_bool(var, value); + return 0; + } + /* Add other config variables here and to Documentation/config.txt. */ return 0; } @@ -481,8 +533,7 @@ static int git_default_user_config(const char *var, const char *value) if (!value) return config_error_nonbool(var); strlcpy(git_default_name, value, sizeof(git_default_name)); - if (git_default_email[0]) - user_ident_explicitly_given = 1; + user_ident_explicitly_given |= IDENT_NAME_GIVEN; return 0; } @@ -490,8 +541,7 @@ static int git_default_user_config(const char *var, const char *value) if (!value) return config_error_nonbool(var); strlcpy(git_default_email, value, sizeof(git_default_email)); - if (git_default_name[0]) - user_ident_explicitly_given = 1; + user_ident_explicitly_given |= IDENT_MAIL_GIVEN; return 0; } @@ -541,6 +591,40 @@ static int git_default_branch_config(const char *var, const char *value) return 0; } +static int git_default_push_config(const char *var, const char *value) +{ + if (!strcmp(var, "push.default")) { + if (!value) + return config_error_nonbool(var); + else if (!strcmp(value, "nothing")) + push_default = PUSH_DEFAULT_NOTHING; + else if (!strcmp(value, "matching")) + push_default = PUSH_DEFAULT_MATCHING; + else if (!strcmp(value, "tracking")) + push_default = PUSH_DEFAULT_TRACKING; + else if (!strcmp(value, "current")) + push_default = PUSH_DEFAULT_CURRENT; + else { + error("Malformed value for %s: %s", var, value); + return error("Must be one of nothing, matching, " + "tracking or current."); + } + return 0; + } + + /* Add other config variables here and to Documentation/config.txt. */ + return 0; +} + +static int git_default_mailmap_config(const char *var, const char *value) +{ + if (!strcmp(var, "mailmap.file")) + return git_config_string(&git_mailmap_file, var, value); + + /* Add other config variables here and to Documentation/config.txt. */ + return 0; +} + int git_default_config(const char *var, const char *value, void *dummy) { if (!prefixcmp(var, "core.")) @@ -555,6 +639,15 @@ int git_default_config(const char *var, const char *value, void *dummy) if (!prefixcmp(var, "branch.")) return git_default_branch_config(var, value); + if (!prefixcmp(var, "push.")) + return git_default_push_config(var, value); + + if (!prefixcmp(var, "mailmap.")) + return git_default_mailmap_config(var, value); + + if (!prefixcmp(var, "advice.")) + return git_default_advice_config(var, value); + if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) { pager_use_color = git_config_bool(var,value); return 0; @@ -608,31 +701,37 @@ int git_config_global(void) int git_config(config_fn_t fn, void *data) { - int ret = 0; + int ret = 0, found = 0; char *repo_config = NULL; const char *home = NULL; - /* $GIT_CONFIG makes git read _only_ the given config file, - * $GIT_CONFIG_LOCAL will make it process it in addition to the - * global config file, the same way it would the per-repository - * config file otherwise. */ + /* Setting $GIT_CONFIG makes git read _only_ the given config file. */ if (config_exclusive_filename) return git_config_from_file(fn, config_exclusive_filename, data); - if (git_config_system() && !access(git_etc_gitconfig(), R_OK)) + if (git_config_system() && !access(git_etc_gitconfig(), R_OK)) { ret += git_config_from_file(fn, git_etc_gitconfig(), data); + found += 1; + } home = getenv("HOME"); if (git_config_global() && home) { char *user_config = xstrdup(mkpath("%s/.gitconfig", home)); - if (!access(user_config, R_OK)) + if (!access(user_config, R_OK)) { ret += git_config_from_file(fn, user_config, data); + found += 1; + } free(user_config); } repo_config = git_pathdup("config"); - ret += git_config_from_file(fn, repo_config, data); + if (!access(repo_config, R_OK)) { + ret += git_config_from_file(fn, repo_config, data); + found += 1; + } free(repo_config); + if (found == 0) + return -1; return ret; } @@ -644,16 +743,16 @@ int git_config(config_fn_t fn, void *data) static struct { int baselen; - char* key; + char *key; int do_not_match; - regex_t* value_regex; + regex_t *value_regex; int multi_replace; size_t offset[MAX_MATCHES]; enum { START, SECTION_SEEN, SECTION_END_SEEN, KEY_SEEN } state; int seen; } store; -static int matches(const char* key, const char* value) +static int matches(const char *key, const char *value) { return !strcmp(key, store.key) && (store.value_regex == NULL || @@ -661,7 +760,7 @@ static int matches(const char* key, const char* value) !regexec(store.value_regex, value, 0, NULL, 0))); } -static int store_aux(const char* key, const char* value, void *cb) +static int store_aux(const char *key, const char *value, void *cb) { const char *ep; size_t section_len; @@ -730,13 +829,12 @@ static int write_error(const char *filename) return 4; } -static int store_write_section(int fd, const char* key) +static int store_write_section(int fd, const char *key) { const char *dot; int i, success; - struct strbuf sb; + struct strbuf sb = STRBUF_INIT; - strbuf_init(&sb, 0); dot = memchr(key, '.', store.baselen); if (dot) { strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key); @@ -756,12 +854,12 @@ static int store_write_section(int fd, const char* key) return success; } -static int store_write_pair(int fd, const char* key, const char* value) +static int store_write_pair(int fd, const char *key, const char *value) { int i, success; int length = strlen(key + store.baselen + 1); const char *quote = ""; - struct strbuf sb; + struct strbuf sb = STRBUF_INIT; /* * Check to see if the value needs to be surrounded with a dq pair. @@ -778,7 +876,6 @@ static int store_write_pair(int fd, const char* key, const char* value) if (i && value[i - 1] == ' ') quote = "\""; - strbuf_init(&sb, 0); strbuf_addf(&sb, "\t%.*s = %s", length, key + store.baselen + 1, quote); @@ -805,8 +902,8 @@ static int store_write_pair(int fd, const char* key, const char* value) return success; } -static ssize_t find_beginning_of_line(const char* contents, size_t size, - size_t offset_, int* found_bracket) +static ssize_t find_beginning_of_line(const char *contents, size_t size, + size_t offset_, int *found_bracket) { size_t equal_offset = size, bracket_offset = size; ssize_t offset; @@ -831,7 +928,7 @@ contline: return offset; } -int git_config_set(const char* key, const char* value) +int git_config_set(const char *key, const char *value) { return git_config_set_multivar(key, value, NULL, 0); } @@ -859,15 +956,15 @@ int git_config_set(const char* key, const char* value) * - the config file is removed and the lock file rename()d to it. * */ -int git_config_set_multivar(const char* key, const char* value, - const char* value_regex, int multi_replace) +int git_config_set_multivar(const char *key, const char *value, + const char *value_regex, int multi_replace) { int i, dot; int fd = -1, in_fd; int ret; - char* config_filename; + char *config_filename; struct lock_file *lock = NULL; - const char* last_dot = strrchr(key, '.'); + const char *last_dot = strrchr(key, '.'); if (config_exclusive_filename) config_filename = xstrdup(config_exclusive_filename); @@ -923,7 +1020,7 @@ int git_config_set_multivar(const char* key, const char* value, lock = xcalloc(sizeof(struct lock_file), 1); fd = hold_lock_file_for_update(lock, config_filename, 0); if (fd < 0) { - error("could not lock config file %s", config_filename); + error("could not lock config file %s: %s", config_filename, strerror(errno)); free(store.key); ret = -1; goto out_free; @@ -948,13 +1045,13 @@ int git_config_set_multivar(const char* key, const char* value, goto out_free; } - store.key = (char*)key; + store.key = (char *)key; if (!store_write_section(fd, key) || !store_write_pair(fd, key, value)) goto write_err_out; } else { struct stat st; - char* contents; + char *contents; size_t contents_sz, copy_begin, copy_end; int i, new_line = 0; @@ -1040,7 +1137,7 @@ int git_config_set_multivar(const char* key, const char* value, copy_end - copy_begin) goto write_err_out; if (new_line && - write_in_full(fd, "\n", 1) != 1) + write_str_in_full(fd, "\n") != 1) goto write_err_out; } copy_begin = store.offset[i]; @@ -1096,7 +1193,9 @@ write_err_out: static int section_name_match (const char *buf, const char *name) { int i = 0, j = 0, dot = 0; - for (; buf[i] && buf[i] != ']'; i++) { + if (buf[i] != '[') + return 0; + for (i = 1; buf[i] && buf[i] != ']'; i++) { if (!dot && isspace(buf[i])) { dot = 1; if (name[j++] != '.') @@ -1117,7 +1216,17 @@ static int section_name_match (const char *buf, const char *name) if (buf[i] != name[j++]) break; } - return (buf[i] == ']' && name[j] == 0); + if (buf[i] == ']' && name[j] == 0) { + /* + * We match, now just find the right length offset by + * gobbling up any whitespace after it, as well + */ + i++; + for (; buf[i] && isspace(buf[i]); i++) + ; /* do nothing */ + return i; + } + return 0; } /* if new_name == NULL, the section is removed instead */ @@ -1147,11 +1256,13 @@ int git_config_rename_section(const char *old_name, const char *new_name) while (fgets(buf, sizeof(buf), config_file)) { int i; int length; + char *output = buf; for (i = 0; buf[i] && isspace(buf[i]); i++) ; /* do nothing */ if (buf[i] == '[') { /* it's a section */ - if (section_name_match (&buf[i+1], old_name)) { + int offset = section_name_match(&buf[i], old_name); + if (offset > 0) { ret++; if (new_name == NULL) { remove = 1; @@ -1162,14 +1273,29 @@ int git_config_rename_section(const char *old_name, const char *new_name) ret = write_error(lock->filename); goto out; } - continue; + /* + * We wrote out the new section, with + * a newline, now skip the old + * section's length + */ + output += offset + i; + if (strlen(output) > 0) { + /* + * More content means there's + * a declaration to put on the + * next line; indent with a + * tab + */ + output -= 1; + output[0] = '\t'; + } } remove = 0; } if (remove) continue; - length = strlen(buf); - if (write_in_full(out_fd, buf, length) != length) { + length = strlen(output); + if (write_in_full(out_fd, output, length) != length) { ret = write_error(lock->filename); goto out; } |