*
*/
#include "cache.h"
+#include "exec_cmd.h"
+#include "strbuf.h"
+#include "quote.h"
-#define MAXNAME (256)
+typedef struct config_file {
+ struct config_file *prev;
+ FILE *f;
+ const char *name;
+ int linenr;
+ int eof;
+ struct strbuf value;
+ struct strbuf var;
+} config_file;
+
+static config_file *cf;
-static FILE *config_file;
-static const char *config_file_name;
-static int config_linenr;
static int zlib_compression_seen;
+#define MAX_INCLUDE_DEPTH 10
+static const char include_depth_advice[] =
+"exceeded maximum include depth (%d) while including\n"
+" %s\n"
+"from\n"
+" %s\n"
+"Do you have circular includes?";
+static int handle_path_include(const char *path, struct config_include_data *inc)
+{
+ int ret = 0;
+ struct strbuf buf = STRBUF_INIT;
+ char *expanded = expand_user_path(path);
+
+ if (!expanded)
+ return error("Could not expand include path '%s'", path);
+ path = expanded;
+
+ /*
+ * Use an absolute path as-is, but interpret relative paths
+ * based on the including config file.
+ */
+ if (!is_absolute_path(path)) {
+ char *slash;
+
+ if (!cf || !cf->name)
+ return error("relative config includes must come from files");
+
+ slash = find_last_dir_sep(cf->name);
+ if (slash)
+ strbuf_add(&buf, cf->name, slash - cf->name + 1);
+ strbuf_addstr(&buf, path);
+ path = buf.buf;
+ }
+
+ if (!access_or_warn(path, R_OK)) {
+ if (++inc->depth > MAX_INCLUDE_DEPTH)
+ die(include_depth_advice, MAX_INCLUDE_DEPTH, path,
+ cf && cf->name ? cf->name : "the command line");
+ ret = git_config_from_file(git_config_include, path, inc);
+ inc->depth--;
+ }
+ strbuf_release(&buf);
+ free(expanded);
+ return ret;
+}
+
+int git_config_include(const char *var, const char *value, void *data)
+{
+ struct config_include_data *inc = data;
+ const char *type;
+ int ret;
+
+ /*
+ * Pass along all values, including "include" directives; this makes it
+ * possible to query information on the includes themselves.
+ */
+ ret = inc->fn(var, value, inc->data);
+ if (ret < 0)
+ return ret;
+
+ type = skip_prefix(var, "include.");
+ if (!type)
+ return ret;
+
+ if (!strcmp(type, "path"))
+ ret = handle_path_include(value, inc);
+ return ret;
+}
+
+static void lowercase(char *p)
+{
+ for (; *p; p++)
+ *p = tolower(*p);
+}
+
+void git_config_push_parameter(const char *text)
+{
+ struct strbuf env = STRBUF_INIT;
+ const char *old = getenv(CONFIG_DATA_ENVIRONMENT);
+ if (old) {
+ strbuf_addstr(&env, old);
+ strbuf_addch(&env, ' ');
+ }
+ sq_quote_buf(&env, text);
+ setenv(CONFIG_DATA_ENVIRONMENT, env.buf, 1);
+ strbuf_release(&env);
+}
+
+int git_config_parse_parameter(const char *text,
+ config_fn_t fn, void *data)
+{
+ struct strbuf **pair;
+ pair = strbuf_split_str(text, '=', 2);
+ if (!pair[0])
+ return error("bogus config parameter: %s", text);
+ if (pair[0]->len && pair[0]->buf[pair[0]->len - 1] == '=')
+ strbuf_setlen(pair[0], pair[0]->len - 1);
+ strbuf_trim(pair[0]);
+ if (!pair[0]->len) {
+ strbuf_list_free(pair);
+ return error("bogus config parameter: %s", text);
+ }
+ lowercase(pair[0]->buf);
+ if (fn(pair[0]->buf, pair[1] ? pair[1]->buf : NULL, data) < 0) {
+ strbuf_list_free(pair);
+ return -1;
+ }
+ strbuf_list_free(pair);
+ return 0;
+}
+
+int git_config_from_parameters(config_fn_t fn, void *data)
+{
+ const char *env = getenv(CONFIG_DATA_ENVIRONMENT);
+ char *envw;
+ const char **argv = NULL;
+ int nr = 0, alloc = 0;
+ int i;
+
+ if (!env)
+ return 0;
+ /* sq_dequote will write over it */
+ envw = xstrdup(env);
+
+ if (sq_dequote_to_argv(envw, &argv, &nr, &alloc) < 0) {
+ free(envw);
+ return error("bogus format in " CONFIG_DATA_ENVIRONMENT);
+ }
+
+ for (i = 0; i < nr; i++) {
+ if (git_config_parse_parameter(argv[i], fn, data) < 0) {
+ free(argv);
+ free(envw);
+ return -1;
+ }
+ }
+
+ free(argv);
+ free(envw);
+ return nr > 0;
+}
+
static int get_next_char(void)
{
int c;
FILE *f;
c = '\n';
- if ((f = config_file) != NULL) {
+ if (cf && ((f = cf->f) != NULL)) {
c = fgetc(f);
if (c == '\r') {
/* DOS like systems */
}
}
if (c == '\n')
- config_linenr++;
+ cf->linenr++;
if (c == EOF) {
- config_file = NULL;
+ cf->eof = 1;
c = '\n';
}
}
static char *parse_value(void)
{
- static char value[1024];
- int quote = 0, comment = 0, len = 0, space = 0;
+ int quote = 0, comment = 0, space = 0;
+ strbuf_reset(&cf->value);
for (;;) {
int c = get_next_char();
- if (len >= sizeof(value))
- return NULL;
if (c == '\n') {
- if (quote)
+ if (quote) {
+ cf->linenr--;
return NULL;
- value[len] = 0;
- return value;
+ }
+ return cf->value.buf;
}
if (comment)
continue;
if (isspace(c) && !quote) {
- space = 1;
+ if (cf->value.len)
+ space++;
continue;
}
if (!quote) {
continue;
}
}
- if (space) {
- if (len)
- value[len++] = ' ';
- space = 0;
- }
+ for (; space; space--)
+ strbuf_addch(&cf->value, ' ');
if (c == '\\') {
c = get_next_char();
switch (c) {
default:
return NULL;
}
- value[len++] = c;
+ strbuf_addch(&cf->value, c);
continue;
}
if (c == '"') {
quote = 1-quote;
continue;
}
- value[len++] = c;
+ strbuf_addch(&cf->value, c);
}
}
return isalnum(c) || c == '-';
}
-static int get_value(config_fn_t fn, char *name, unsigned int len)
+static int get_value(config_fn_t fn, void *data, struct strbuf *name)
{
int c;
char *value;
/* Get the full name */
for (;;) {
c = get_next_char();
- if (c == EOF)
+ if (cf->eof)
break;
if (!iskeychar(c))
break;
- name[len++] = tolower(c);
- if (len >= MAXNAME)
- return -1;
+ strbuf_addch(name, tolower(c));
}
- name[len] = 0;
+
while (c == ' ' || c == '\t')
c = get_next_char();
if (!value)
return -1;
}
- return fn(name, value);
+ return fn(name->buf, value, data);
}
-static int get_extended_base_var(char *name, int baselen, int c)
+static int get_extended_base_var(struct strbuf *name, int c)
{
do {
if (c == '\n')
- return -1;
+ goto error_incomplete_line;
c = get_next_char();
} while (isspace(c));
/* We require the format to be '[base "extension"]' */
if (c != '"')
return -1;
- name[baselen++] = '.';
+ strbuf_addch(name, '.');
for (;;) {
int c = get_next_char();
if (c == '\n')
- return -1;
+ goto error_incomplete_line;
if (c == '"')
break;
if (c == '\\') {
c = get_next_char();
if (c == '\n')
- return -1;
+ goto error_incomplete_line;
}
- name[baselen++] = c;
- if (baselen > MAXNAME / 2)
- return -1;
+ strbuf_addch(name, c);
}
/* Final ']' */
if (get_next_char() != ']')
return -1;
- return baselen;
+ return 0;
+error_incomplete_line:
+ cf->linenr--;
+ return -1;
}
-static int get_base_var(char *name)
+static int get_base_var(struct strbuf *name)
{
- int baselen = 0;
-
for (;;) {
int c = get_next_char();
- if (c == EOF)
+ if (cf->eof)
return -1;
if (c == ']')
- return baselen;
+ return 0;
if (isspace(c))
- return get_extended_base_var(name, baselen, c);
+ return get_extended_base_var(name, c);
if (!iskeychar(c) && c != '.')
return -1;
- if (baselen > MAXNAME / 2)
- return -1;
- name[baselen++] = tolower(c);
+ strbuf_addch(name, tolower(c));
}
}
-static int git_parse_file(config_fn_t fn)
+static int git_parse_file(config_fn_t fn, void *data)
{
int comment = 0;
int baselen = 0;
- static char var[MAXNAME];
+ struct strbuf *var = &cf->var;
+
+ /* 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') {
- /* EOF? */
- if (!config_file)
+ if (cf->eof)
return 0;
comment = 0;
continue;
continue;
}
if (c == '[') {
- baselen = get_base_var(var);
- if (baselen <= 0)
+ /* Reset prior to determining a new stem */
+ strbuf_reset(var);
+ if (get_base_var(var) < 0 || var->len < 1)
break;
- var[baselen++] = '.';
- var[baselen] = 0;
+ strbuf_addch(var, '.');
+ baselen = var->len;
continue;
}
if (!isalpha(c))
break;
- var[baselen] = tolower(c);
- if (get_value(fn, var, baselen+1) < 0)
+ /*
+ * Truncate the var name back to the section header
+ * stem prior to grabbing the suffix part of the name
+ * and the value.
+ */
+ strbuf_setlen(var, baselen);
+ strbuf_addch(var, tolower(c));
+ if (get_value(fn, data, var) < 0)
break;
}
- die("bad config file line %d in %s", config_linenr, config_file_name);
+ die("bad config file line %d in %s", cf->linenr, cf->name);
}
-static unsigned long get_unit_factor(const char *end)
+static int parse_unit_factor(const char *end, uintmax_t *val)
{
if (!*end)
return 1;
- else if (!strcasecmp(end, "k"))
- return 1024;
- else if (!strcasecmp(end, "m"))
- return 1024 * 1024;
- else if (!strcasecmp(end, "g"))
- return 1024 * 1024 * 1024;
- die("unknown unit: '%s'", end);
-}
-
-static struct whitespace_rule {
- const char *rule_name;
- unsigned rule_bits;
-} whitespace_rule_names[] = {
- { "trailing-space", WS_TRAILING_SPACE },
- { "space-before-tab", WS_SPACE_BEFORE_TAB },
- { "indent-with-non-tab", WS_INDENT_WITH_NON_TAB },
-};
-
-static unsigned parse_whitespace_rule(const char *string)
-{
- unsigned rule = WS_DEFAULT_RULE;
-
- while (string) {
- int i;
- size_t len;
- const char *ep;
- int negated = 0;
-
- string = string + strspn(string, ", \t\n\r");
- ep = strchr(string, ',');
- if (!ep)
- len = strlen(string);
- else
- len = ep - string;
-
- if (*string == '-') {
- negated = 1;
- string++;
- len--;
- }
- if (!len)
- break;
- for (i = 0; i < ARRAY_SIZE(whitespace_rule_names); i++) {
- if (strncmp(whitespace_rule_names[i].rule_name,
- string, len))
- continue;
- if (negated)
- rule &= ~whitespace_rule_names[i].rule_bits;
- else
- rule |= whitespace_rule_names[i].rule_bits;
- break;
- }
- string = ep;
+ else if (!strcasecmp(end, "k")) {
+ *val *= 1024;
+ return 1;
+ }
+ else if (!strcasecmp(end, "m")) {
+ *val *= 1024 * 1024;
+ return 1;
+ }
+ else if (!strcasecmp(end, "g")) {
+ *val *= 1024 * 1024 * 1024;
+ return 1;
}
- return rule;
+ 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;
- long val = strtol(value, &end, 0);
- *ret = val * get_unit_factor(end);
+ intmax_t val;
+ uintmax_t uval;
+ uintmax_t factor = 1;
+
+ errno = 0;
+ val = strtoimax(value, &end, 0);
+ if (errno == ERANGE)
+ return 0;
+ if (!parse_unit_factor(end, &factor))
+ return 0;
+ uval = abs(val);
+ uval *= factor;
+ if ((uval > maximum_signed_value_of_type(long)) ||
+ (abs(val) > uval))
+ return 0;
+ val *= factor;
+ *ret = val;
return 1;
}
return 0;
{
if (value && *value) {
char *end;
- unsigned long val = strtoul(value, &end, 0);
- *ret = val * get_unit_factor(end);
+ uintmax_t val;
+ uintmax_t oldval;
+
+ errno = 0;
+ val = strtoumax(value, &end, 0);
+ if (errno == ERANGE)
+ return 0;
+ oldval = val;
+ if (!parse_unit_factor(end, &val))
+ return 0;
+ if ((val > maximum_unsigned_value_of_type(long)) ||
+ (oldval > val))
+ return 0;
+ *ret = val;
return 1;
}
return 0;
}
+static void die_bad_config(const char *name)
+{
+ if (cf && cf->name)
+ die("bad config value for '%s' in %s", name, cf->name);
+ die("bad config value for '%s'", 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 value for '%s' in %s", name, config_file_name);
+ die_bad_config(name);
return ret;
}
{
unsigned long ret;
if (!git_parse_ulong(value, &ret))
- die("bad config value for '%s' in %s", name, config_file_name);
+ die_bad_config(name);
return ret;
}
-int git_config_bool(const char *name, const char *value)
+static int git_config_maybe_bool_text(const char *name, const char *value)
{
if (!value)
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;
- return git_config_int(name, value) != 0;
+ return -1;
+}
+
+int git_config_maybe_bool(const char *name, const char *value)
+{
+ long v = git_config_maybe_bool_text(name, value);
+ if (0 <= v)
+ return v;
+ if (git_parse_long(value, &v))
+ return !!v;
+ return -1;
+}
+
+int git_config_bool_or_int(const char *name, const char *value, int *is_bool)
+{
+ int v = git_config_maybe_bool_text(name, value);
+ if (0 <= v) {
+ *is_bool = 1;
+ return v;
+ }
+ *is_bool = 0;
+ return git_config_int(name, value);
+}
+
+int git_config_bool(const char *name, const char *value)
+{
+ int discard;
+ return !!git_config_bool_or_int(name, value, &discard);
+}
+
+int git_config_string(const char **dest, const char *var, const char *value)
+{
+ if (!value)
+ return config_error_nonbool(var);
+ *dest = xstrdup(value);
+ return 0;
}
-int git_default_config(const char *var, const char *value)
+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 */
if (!strcmp(var, "core.filemode")) {
trust_executable_bit = git_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "core.trustctime")) {
+ trust_ctime = git_config_bool(var, value);
+ return 0;
+ }
if (!strcmp(var, "core.quotepath")) {
quote_path_fully = git_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "core.ignorecase")) {
+ ignore_case = git_config_bool(var, value);
+ return 0;
+ }
+
+ if (!strcmp(var, "core.attributesfile"))
+ return git_config_pathname(&git_attributes_file, var, value);
+
if (!strcmp(var, "core.bare")) {
is_bare_repository_cfg = git_config_bool(var, value);
return 0;
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)
if (!strcmp(var, "core.packedgitwindowsize")) {
int pgsz_x2 = getpagesize() * 2;
- packed_git_window_size = git_config_int(var, value);
+ packed_git_window_size = git_config_ulong(var, value);
/* This value must be multiple of (pagesize * 2) */
packed_git_window_size /= pgsz_x2;
return 0;
}
+ if (!strcmp(var, "core.bigfilethreshold")) {
+ big_file_threshold = git_config_ulong(var, value);
+ return 0;
+ }
+
if (!strcmp(var, "core.packedgitlimit")) {
- packed_git_limit = git_config_int(var, value);
+ packed_git_limit = git_config_ulong(var, value);
return 0;
}
if (!strcmp(var, "core.deltabasecachelimit")) {
- delta_base_cache_limit = git_config_int(var, value);
+ delta_base_cache_limit = git_config_ulong(var, value);
return 0;
}
+ if (!strcmp(var, "core.logpackaccess"))
+ return git_config_string(&log_pack_access, var, value);
+
if (!strcmp(var, "core.autocrlf")) {
if (value && !strcasecmp(value, "input")) {
- auto_crlf = -1;
+ if (core_eol == EOL_CRLF)
+ return error("core.autocrlf=input conflicts with core.eol=crlf");
+ auto_crlf = AUTO_CRLF_INPUT;
return 0;
}
auto_crlf = git_config_bool(var, value);
return 0;
}
- if (!strcmp(var, "user.name")) {
- strlcpy(git_default_name, value, sizeof(git_default_name));
+ if (!strcmp(var, "core.safecrlf")) {
+ if (value && !strcasecmp(value, "warn")) {
+ safe_crlf = SAFE_CRLF_WARN;
+ return 0;
+ }
+ safe_crlf = git_config_bool(var, value);
+ return 0;
+ }
+
+ if (!strcmp(var, "core.eol")) {
+ if (value && !strcasecmp(value, "lf"))
+ core_eol = EOL_LF;
+ else if (value && !strcasecmp(value, "crlf"))
+ core_eol = EOL_CRLF;
+ else if (value && !strcasecmp(value, "native"))
+ core_eol = EOL_NATIVE;
+ else
+ core_eol = EOL_UNSET;
+ if (core_eol == EOL_CRLF && auto_crlf == AUTO_CRLF_INPUT)
+ return error("core.autocrlf=input conflicts with core.eol=crlf");
return 0;
}
- if (!strcmp(var, "user.email")) {
- strlcpy(git_default_email, value, sizeof(git_default_email));
+ if (!strcmp(var, "core.notesref")) {
+ notes_ref_name = xstrdup(value);
return 0;
}
- if (!strcmp(var, "i18n.commitencoding")) {
- git_commit_encoding = xstrdup(value);
+ if (!strcmp(var, "core.pager"))
+ return git_config_string(&pager_program, var, value);
+
+ if (!strcmp(var, "core.editor"))
+ return git_config_string(&editor_program, var, value);
+
+ if (!strcmp(var, "core.askpass"))
+ return git_config_string(&askpass_program, var, value);
+
+ if (!strcmp(var, "core.excludesfile"))
+ return git_config_pathname(&excludes_file, var, value);
+
+ if (!strcmp(var, "core.whitespace")) {
+ if (!value)
+ return config_error_nonbool(var);
+ whitespace_rule_cfg = parse_whitespace_rule(value);
return 0;
}
- if (!strcmp(var, "i18n.logoutputencoding")) {
- git_log_output_encoding = xstrdup(value);
+ if (!strcmp(var, "core.fsyncobjectfiles")) {
+ fsync_object_files = git_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "core.preloadindex")) {
+ core_preload_index = git_config_bool(var, value);
+ return 0;
+ }
- if (!strcmp(var, "pager.color") || !strcmp(var, "color.pager")) {
- pager_use_color = git_config_bool(var,value);
+ 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.pager")) {
- pager_program = xstrdup(value);
+ if (!strcmp(var, "core.sparsecheckout")) {
+ core_apply_sparse_checkout = git_config_bool(var, value);
return 0;
}
- if (!strcmp(var, "core.editor")) {
- editor_program = xstrdup(value);
+ if (!strcmp(var, "core.precomposeunicode")) {
+ precomposed_unicode = git_config_bool(var, value);
return 0;
}
- if (!strcmp(var, "core.whitespace")) {
- whitespace_rule = parse_whitespace_rule(value);
+ /* Add other config variables here and to Documentation/config.txt. */
+ return 0;
+}
+
+static int git_default_i18n_config(const char *var, const char *value)
+{
+ if (!strcmp(var, "i18n.commitencoding"))
+ return git_config_string(&git_commit_encoding, var, value);
+
+ if (!strcmp(var, "i18n.logoutputencoding"))
+ return git_config_string(&git_log_output_encoding, var, value);
+
+ /* Add other config variables here and to Documentation/config.txt. */
+ return 0;
+}
+
+static int git_default_branch_config(const char *var, const char *value)
+{
+ if (!strcmp(var, "branch.autosetupmerge")) {
+ if (value && !strcasecmp(value, "always")) {
+ git_branch_track = BRANCH_TRACK_ALWAYS;
+ return 0;
+ }
+ git_branch_track = git_config_bool(var, value);
+ return 0;
+ }
+ if (!strcmp(var, "branch.autosetuprebase")) {
+ if (!value)
+ return config_error_nonbool(var);
+ else if (!strcmp(value, "never"))
+ autorebase = AUTOREBASE_NEVER;
+ else if (!strcmp(value, "local"))
+ autorebase = AUTOREBASE_LOCAL;
+ else if (!strcmp(value, "remote"))
+ autorebase = AUTOREBASE_REMOTE;
+ else if (!strcmp(value, "always"))
+ autorebase = AUTOREBASE_ALWAYS;
+ else
+ return error("Malformed value for %s", var);
return 0;
}
return 0;
}
-int git_config_from_file(config_fn_t fn, const char *filename)
+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, "simple"))
+ push_default = PUSH_DEFAULT_SIMPLE;
+ else if (!strcmp(value, "upstream"))
+ push_default = PUSH_DEFAULT_UPSTREAM;
+ else if (!strcmp(value, "tracking")) /* deprecated */
+ push_default = PUSH_DEFAULT_UPSTREAM;
+ 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, simple, "
+ "upstream 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."))
+ return git_default_core_config(var, value);
+
+ if (!prefixcmp(var, "user."))
+ return git_ident_config(var, value, dummy);
+
+ if (!prefixcmp(var, "i18n."))
+ return git_default_i18n_config(var, value);
+
+ 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;
+ }
+
+ if (!strcmp(var, "pack.packsizelimit")) {
+ pack_size_limit_cfg = git_config_ulong(var, value);
+ return 0;
+ }
+ /* Add other config variables here and to Documentation/config.txt. */
+ return 0;
+}
+
+int git_config_from_file(config_fn_t fn, const char *filename, void *data)
{
int ret;
FILE *f = fopen(filename, "r");
ret = -1;
if (f) {
- config_file = f;
- config_file_name = filename;
- config_linenr = 1;
- ret = git_parse_file(fn);
+ config_file top;
+
+ /* push config-file parsing state stack */
+ top.prev = cf;
+ top.f = f;
+ top.name = filename;
+ top.linenr = 1;
+ top.eof = 0;
+ strbuf_init(&top.value, 1024);
+ strbuf_init(&top.var, 1024);
+ cf = ⊤
+
+ ret = git_parse_file(fn, data);
+
+ /* pop config-file parsing state stack */
+ strbuf_release(&top.value);
+ strbuf_release(&top.var);
+ cf = top.prev;
+
fclose(f);
- config_file_name = NULL;
}
return ret;
}
-int git_config(config_fn_t fn)
+const char *git_etc_gitconfig(void)
+{
+ static const char *system_wide;
+ if (!system_wide)
+ system_wide = system_path(ETC_GITCONFIG);
+ return system_wide;
+}
+
+int git_env_bool(const char *k, int def)
+{
+ const char *v = getenv(k);
+ return v ? git_config_bool(k, v) : def;
+}
+
+int git_config_system(void)
+{
+ return !git_env_bool("GIT_CONFIG_NOSYSTEM", 0);
+}
+
+int git_config_early(config_fn_t fn, void *data, const char *repo_config)
+{
+ int ret = 0, found = 0;
+ char *xdg_config = NULL;
+ char *user_config = NULL;
+
+ home_config_paths(&user_config, &xdg_config, "config");
+
+ if (git_config_system() && !access_or_warn(git_etc_gitconfig(), R_OK)) {
+ ret += git_config_from_file(fn, git_etc_gitconfig(),
+ data);
+ found += 1;
+ }
+
+ if (xdg_config && !access_or_warn(xdg_config, R_OK)) {
+ ret += git_config_from_file(fn, xdg_config, data);
+ found += 1;
+ }
+
+ if (user_config && !access_or_warn(user_config, R_OK)) {
+ ret += git_config_from_file(fn, user_config, data);
+ found += 1;
+ }
+
+ if (repo_config && !access_or_warn(repo_config, R_OK)) {
+ ret += git_config_from_file(fn, repo_config, data);
+ found += 1;
+ }
+
+ switch (git_config_from_parameters(fn, data)) {
+ case -1: /* error */
+ die("unable to parse command-line config");
+ break;
+ case 0: /* found nothing */
+ break;
+ default: /* found at least one item */
+ found++;
+ break;
+ }
+
+ free(xdg_config);
+ free(user_config);
+ return ret == 0 ? found : ret;
+}
+
+int git_config_with_options(config_fn_t fn, void *data,
+ const char *filename, int respect_includes)
{
- int ret = 0;
char *repo_config = NULL;
- const char *home = NULL, *filename;
-
- /* $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. */
- filename = getenv(CONFIG_ENVIRONMENT);
- if (!filename) {
- if (!access(ETC_GITCONFIG, R_OK))
- ret += git_config_from_file(fn, ETC_GITCONFIG);
- home = getenv("HOME");
- filename = getenv(CONFIG_LOCAL_ENVIRONMENT);
- if (!filename)
- filename = repo_config = xstrdup(git_path("config"));
- }
-
- if (home) {
- char *user_config = xstrdup(mkpath("%s/.gitconfig", home));
- if (!access(user_config, R_OK))
- ret = git_config_from_file(fn, user_config);
- free(user_config);
- }
-
- ret += git_config_from_file(fn, filename);
- free(repo_config);
+ int ret;
+ struct config_include_data inc = CONFIG_INCLUDE_INIT;
+
+ if (respect_includes) {
+ inc.fn = fn;
+ inc.data = data;
+ fn = git_config_include;
+ data = &inc;
+ }
+
+ /*
+ * If we have a specific filename, use it. Otherwise, follow the
+ * regular lookup sequence.
+ */
+ if (filename)
+ return git_config_from_file(fn, filename, data);
+
+ repo_config = git_pathdup("config");
+ ret = git_config_early(fn, data, repo_config);
+ if (repo_config)
+ free(repo_config);
return ret;
}
+int git_config(config_fn_t fn, void *data)
+{
+ return git_config_with_options(fn, data, NULL, 1);
+}
+
/*
* Find all the stuff for git_config_set() below.
*/
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 ||
!regexec(store.value_regex, value, 0, NULL, 0)));
}
-static int store_aux(const char* key, const char* value)
+static int store_aux(const char *key, const char *value, void *cb)
{
const char *ep;
size_t section_len;
+ FILE *f = cf->f;
switch (store.state) {
case KEY_SEEN:
if (matches(key, value)) {
if (store.seen == 1 && store.multi_replace == 0) {
- fprintf(stderr,
- "Warning: %s has multiple values\n",
- key);
+ warning("%s has multiple values", key);
} else if (store.seen >= MAX_MATCHES) {
- fprintf(stderr, "Too many matches\n");
+ error("too many matches for %s", key);
return 1;
}
- store.offset[store.seen] = ftell(config_file);
+ store.offset[store.seen] = ftell(f);
store.seen++;
}
break;
* Do not increment matches: this is no match, but we
* just made sure we are in the desired section.
*/
- store.offset[store.seen] = ftell(config_file);
+ store.offset[store.seen] = ftell(f);
/* fallthru */
case SECTION_END_SEEN:
case START:
if (matches(key, value)) {
- store.offset[store.seen] = ftell(config_file);
+ store.offset[store.seen] = ftell(f);
store.state = KEY_SEEN;
store.seen++;
} else {
if (strrchr(key, '.') - key == store.baselen &&
!strncmp(key, store.key, store.baselen)) {
store.state = SECTION_SEEN;
- store.offset[store.seen] = ftell(config_file);
+ store.offset[store.seen] = ftell(f);
}
}
}
return 0;
}
-static int write_error(void)
+static int write_error(const char *filename)
{
- fprintf(stderr, "Failed to write new configuration file\n");
+ error("failed to write new configuration file %s", filename);
/* Same error code as "failed to rename". */
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 = strchr(key, '.');
- int len1 = store.baselen, len2 = -1;
+ const char *dot;
+ int i, success;
+ struct strbuf sb = STRBUF_INIT;
- dot = strchr(key, '.');
+ dot = memchr(key, '.', store.baselen);
if (dot) {
- int dotlen = dot - key;
- if (dotlen < len1) {
- len2 = len1 - dotlen - 1;
- len1 = dotlen;
+ strbuf_addf(&sb, "[%.*s \"", (int)(dot - key), key);
+ for (i = dot - key + 1; i < store.baselen; i++) {
+ if (key[i] == '"' || key[i] == '\\')
+ strbuf_addch(&sb, '\\');
+ strbuf_addch(&sb, key[i]);
}
+ strbuf_addstr(&sb, "\"]\n");
+ } else {
+ strbuf_addf(&sb, "[%.*s]\n", store.baselen, key);
}
- if (write_in_full(fd, "[", 1) != 1 ||
- write_in_full(fd, key, len1) != len1)
- return 0;
- if (len2 >= 0) {
- if (write_in_full(fd, " \"", 2) != 2)
- return 0;
- while (--len2 >= 0) {
- unsigned char c = *++dot;
- if (c == '"')
- if (write_in_full(fd, "\\", 1) != 1)
- return 0;
- if (write_in_full(fd, &c, 1) != 1)
- return 0;
- }
- if (write_in_full(fd, "\"", 1) != 1)
- return 0;
- }
- if (write_in_full(fd, "]\n", 2) != 2)
- return 0;
+ success = write_in_full(fd, sb.buf, sb.len) == sb.len;
+ strbuf_release(&sb);
- return 1;
+ 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;
- int length = strlen(key+store.baselen+1);
- int quote = 0;
+ int i, success;
+ int length = strlen(key + store.baselen + 1);
+ const char *quote = "";
+ struct strbuf sb = STRBUF_INIT;
- /* Check to see if the value needs to be quoted. */
+ /*
+ * Check to see if the value needs to be surrounded with a dq pair.
+ * Note that problematic characters are always backslash-quoted; this
+ * check is about not losing leading or trailing SP and strings that
+ * follow beginning-of-comment characters (i.e. ';' and '#') by the
+ * configuration parser.
+ */
if (value[0] == ' ')
- quote = 1;
+ quote = "\"";
for (i = 0; value[i]; i++)
if (value[i] == ';' || value[i] == '#')
- quote = 1;
- if (value[i-1] == ' ')
- quote = 1;
+ quote = "\"";
+ if (i && value[i - 1] == ' ')
+ quote = "\"";
+
+ strbuf_addf(&sb, "\t%.*s = %s",
+ length, key + store.baselen + 1, quote);
- if (write_in_full(fd, "\t", 1) != 1 ||
- write_in_full(fd, key+store.baselen+1, length) != length ||
- write_in_full(fd, " = ", 3) != 3)
- return 0;
- if (quote && write_in_full(fd, "\"", 1) != 1)
- return 0;
for (i = 0; value[i]; i++)
switch (value[i]) {
case '\n':
- if (write_in_full(fd, "\\n", 2) != 2)
- return 0;
+ strbuf_addstr(&sb, "\\n");
break;
case '\t':
- if (write_in_full(fd, "\\t", 2) != 2)
- return 0;
+ strbuf_addstr(&sb, "\\t");
break;
case '"':
case '\\':
- if (write_in_full(fd, "\\", 1) != 1)
- return 0;
+ strbuf_addch(&sb, '\\');
default:
- if (write_in_full(fd, value+i, 1) != 1)
- return 0;
+ strbuf_addch(&sb, value[i]);
break;
}
- if (quote && write_in_full(fd, "\"", 1) != 1)
- return 0;
- if (write_in_full(fd, "\n", 1) != 1)
- return 0;
- return 1;
+ strbuf_addf(&sb, "%s\n", quote);
+
+ success = write_in_full(fd, sb.buf, sb.len) == sb.len;
+ strbuf_release(&sb);
+
+ 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;
+contline:
for (offset = offset_-2; offset > 0
&& contents[offset] != '\n'; offset--)
switch (contents[offset]) {
case '=': equal_offset = offset; break;
case ']': bracket_offset = offset; break;
}
+ if (offset > 0 && contents[offset-1] == '\\') {
+ offset_ = offset;
+ goto contline;
+ }
if (bracket_offset < equal_offset) {
*found_bracket = 1;
offset = bracket_offset+1;
return offset;
}
-int git_config_set(const char* key, const char* value)
+int git_config_set_in_file(const char *config_filename,
+ const char *key, const char *value)
+{
+ return git_config_set_multivar_in_file(config_filename, key, value, NULL, 0);
+}
+
+int git_config_set(const char *key, const char *value)
{
return git_config_set_multivar(key, value, NULL, 0);
}
+/*
+ * Auxiliary function to sanity-check and split the key into the section
+ * identifier and variable name.
+ *
+ * Returns 0 on success, -1 when there is an invalid character in the key and
+ * -2 if there is no section name in the key.
+ *
+ * store_key - pointer to char* which will hold a copy of the key with
+ * lowercase section and variable name
+ * baselen - pointer to int which will hold the length of the
+ * section + subsection part, can be NULL
+ */
+int git_config_parse_key(const char *key, char **store_key, int *baselen_)
+{
+ int i, dot, baselen;
+ const char *last_dot = strrchr(key, '.');
+
+ /*
+ * Since "key" actually contains the section name and the real
+ * key name separated by a dot, we have to know where the dot is.
+ */
+
+ if (last_dot == NULL || last_dot == key) {
+ error("key does not contain a section: %s", key);
+ return -CONFIG_NO_SECTION_OR_NAME;
+ }
+
+ if (!last_dot[1]) {
+ error("key does not contain variable name: %s", key);
+ return -CONFIG_NO_SECTION_OR_NAME;
+ }
+
+ baselen = last_dot - key;
+ if (baselen_)
+ *baselen_ = baselen;
+
+ /*
+ * Validate the key and while at it, lower case it for matching.
+ */
+ *store_key = xmalloc(strlen(key) + 1);
+
+ dot = 0;
+ for (i = 0; key[i]; i++) {
+ unsigned char c = key[i];
+ if (c == '.')
+ dot = 1;
+ /* Leave the extended basename untouched.. */
+ if (!dot || i > baselen) {
+ if (!iskeychar(c) ||
+ (i == baselen + 1 && !isalpha(c))) {
+ error("invalid key: %s", key);
+ goto out_free_ret_1;
+ }
+ c = tolower(c);
+ } else if (c == '\n') {
+ error("invalid key (newline): %s", key);
+ goto out_free_ret_1;
+ }
+ (*store_key)[i] = c;
+ }
+ (*store_key)[i] = 0;
+
+ return 0;
+
+out_free_ret_1:
+ free(*store_key);
+ *store_key = NULL;
+ return -CONFIG_INVALID_KEY;
+}
+
/*
* If value==NULL, unset in (remove from) config,
* if value_regex!=NULL, disregard key/value pairs where value does not match.
* - 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_in_file(const char *config_filename,
+ 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;
struct lock_file *lock = NULL;
- const char* last_dot = strrchr(key, '.');
+ char *filename_buf = NULL;
- config_filename = getenv(CONFIG_ENVIRONMENT);
- if (!config_filename) {
- config_filename = getenv(CONFIG_LOCAL_ENVIRONMENT);
- if (!config_filename)
- config_filename = git_path("config");
- }
- config_filename = xstrdup(config_filename);
-
- /*
- * Since "key" actually contains the section name and the real
- * key name separated by a dot, we have to know where the dot is.
- */
-
- if (last_dot == NULL) {
- fprintf(stderr, "key does not contain a section: %s\n", key);
- ret = 2;
+ /* parse-key returns negative; flip the sign to feed exit(3) */
+ ret = 0 - git_config_parse_key(key, &store.key, &store.baselen);
+ if (ret)
goto out_free;
- }
- store.baselen = last_dot - key;
store.multi_replace = multi_replace;
- /*
- * Validate the key and while at it, lower case it for matching.
- */
- store.key = xmalloc(strlen(key) + 1);
- dot = 0;
- for (i = 0; key[i]; i++) {
- unsigned char c = key[i];
- if (c == '.')
- dot = 1;
- /* Leave the extended basename untouched.. */
- if (!dot || i > store.baselen) {
- if (!iskeychar(c) || (i == store.baselen+1 && !isalpha(c))) {
- fprintf(stderr, "invalid key: %s\n", key);
- free(store.key);
- ret = 1;
- goto out_free;
- }
- c = tolower(c);
- } else if (c == '\n') {
- fprintf(stderr, "invalid key (newline): %s\n", key);
- free(store.key);
- ret = 1;
- goto out_free;
- }
- store.key[i] = c;
- }
- store.key[i] = 0;
+ if (!config_filename)
+ config_filename = filename_buf = git_pathdup("config");
/*
* The lock serves a purpose in addition to locking: the new
lock = xcalloc(sizeof(struct lock_file), 1);
fd = hold_lock_file_for_update(lock, config_filename, 0);
if (fd < 0) {
- fprintf(stderr, "could not lock config file\n");
+ error("could not lock config file %s: %s", config_filename, strerror(errno));
free(store.key);
- ret = -1;
+ ret = CONFIG_NO_LOCK;
goto out_free;
}
if ( ENOENT != errno ) {
error("opening %s: %s", config_filename,
strerror(errno));
- ret = 3; /* same as "invalid config file" */
+ ret = CONFIG_INVALID_FILE; /* same as "invalid config file" */
goto out_free;
}
/* if nothing to unset, error out */
if (value == NULL) {
- ret = 5;
+ ret = CONFIG_NOTHING_SET;
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;
store.value_regex = (regex_t*)xmalloc(sizeof(regex_t));
if (regcomp(store.value_regex, value_regex,
REG_EXTENDED)) {
- fprintf(stderr, "Invalid pattern: %s\n",
- value_regex);
+ error("invalid pattern: %s", value_regex);
free(store.value_regex);
- ret = 6;
+ ret = CONFIG_INVALID_PATTERN;
goto out_free;
}
}
* As a side effect, we make sure to transform only a valid
* existing config file.
*/
- if (git_config_from_file(store_aux, config_filename)) {
- fprintf(stderr, "invalid config file\n");
+ if (git_config_from_file(store_aux, config_filename, NULL)) {
+ error("invalid config file %s", config_filename);
free(store.key);
if (store.value_regex != NULL) {
regfree(store.value_regex);
free(store.value_regex);
}
- ret = 3;
+ ret = CONFIG_INVALID_FILE;
goto out_free;
}
/* if nothing to unset, or too many matches, error out */
if ((store.seen == 0 && value == NULL) ||
(store.seen > 1 && multi_replace == 0)) {
- ret = 5;
+ ret = CONFIG_NOTHING_SET;
goto out_free;
}
contents, contents_sz,
store.offset[i]-2, &new_line);
+ if (copy_end > 0 && contents[copy_end-1] != '\n')
+ new_line = 1;
+
/* write the first part of the config */
if (copy_end > copy_begin) {
if (write_in_full(fd, contents + copy_begin,
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];
munmap(contents, contents_sz);
}
- if (close(fd) || commit_lock_file(lock) < 0) {
- fprintf(stderr, "Cannot commit config file!\n");
- ret = 4;
+ if (commit_lock_file(lock) < 0) {
+ error("could not commit config file %s", config_filename);
+ ret = CONFIG_NO_WRITE;
goto out_free;
}
- /* fd is closed, so don't try to close it below. */
- fd = -1;
/*
* lock is committed, so don't try to roll it back below.
* NOTE: Since lockfile.c keeps a linked list of all created
ret = 0;
out_free:
- if (0 <= fd)
- close(fd);
if (lock)
rollback_lock_file(lock);
- free(config_filename);
+ free(filename_buf);
return ret;
write_err_out:
- ret = write_error();
+ ret = write_error(lock->filename);
goto out_free;
}
+int git_config_set_multivar(const char *key, const char *value,
+ const char *value_regex, int multi_replace)
+{
+ return git_config_set_multivar_in_file(NULL, key, value, value_regex,
+ multi_replace);
+}
+
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++] != '.')
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;
+}
+
+static int section_name_is_ok(const char *name)
+{
+ /* Empty section names are bogus. */
+ if (!*name)
+ return 0;
+
+ /*
+ * Before a dot, we must be alphanumeric or dash. After the first dot,
+ * anything goes, so we can stop checking.
+ */
+ for (; *name && *name != '.'; name++)
+ if (*name != '-' && !isalnum(*name))
+ return 0;
+ return 1;
}
/* if new_name == NULL, the section is removed instead */
-int git_config_rename_section(const char *old_name, const char *new_name)
+int git_config_rename_section_in_file(const char *config_filename,
+ const char *old_name, const char *new_name)
{
int ret = 0, remove = 0;
- char *config_filename;
- struct lock_file *lock = xcalloc(sizeof(struct lock_file), 1);
+ char *filename_buf = NULL;
+ struct lock_file *lock;
int out_fd;
char buf[1024];
+ FILE *config_file;
- config_filename = getenv(CONFIG_ENVIRONMENT);
- if (!config_filename) {
- config_filename = getenv(CONFIG_LOCAL_ENVIRONMENT);
- if (!config_filename)
- config_filename = git_path("config");
+ if (new_name && !section_name_is_ok(new_name)) {
+ ret = error("invalid section name: %s", new_name);
+ goto out;
}
- config_filename = xstrdup(config_filename);
+
+ if (!config_filename)
+ config_filename = filename_buf = git_pathdup("config");
+
+ lock = xcalloc(sizeof(struct lock_file), 1);
out_fd = hold_lock_file_for_update(lock, config_filename, 0);
if (out_fd < 0) {
- ret = error("Could not lock config file!");
+ ret = error("could not lock config file %s", config_filename);
goto out;
}
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;
}
store.baselen = strlen(new_name);
if (!store_write_section(out_fd, new_name)) {
- ret = write_error();
+ 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) {
- ret = write_error();
+ length = strlen(output);
+ if (write_in_full(out_fd, output, length) != length) {
+ ret = write_error(lock->filename);
goto out;
}
}
fclose(config_file);
- unlock_and_out:
- if (close(out_fd) || commit_lock_file(lock) < 0)
- ret = error("Cannot commit config file!");
- out:
- free(config_filename);
+unlock_and_out:
+ if (commit_lock_file(lock) < 0)
+ ret = error("could not commit config file %s", config_filename);
+out:
+ free(filename_buf);
return ret;
}
+
+int git_config_rename_section(const char *old_name, const char *new_name)
+{
+ return git_config_rename_section_in_file(NULL, old_name, new_name);
+}
+
+/*
+ * Call this to report error for your variable that should not
+ * get a boolean value (i.e. "[my] var" means "true").
+ */
+int config_error_nonbool(const char *var)
+{
+ return error("Missing value for '%s'", var);
+}