static void check_write(void)
{
+ if (given_config_source.use_stdin)
+ die("writing to stdin is not supported");
+
if (given_config_source.blob)
die("writing config blobs is not supported");
}
usage_with_options(builtin_config_usage, builtin_config_options);
}
+ if (given_config_source.file &&
+ !strcmp(given_config_source.file, "-")) {
+ given_config_source.file = NULL;
+ given_config_source.use_stdin = 1;
+ }
+
if (use_global_config) {
char *user_config = NULL;
char *xdg_config = NULL;
check_argc(argc, 0, 0);
if (!given_config_source.file && nongit)
die("not in a git directory");
+ if (given_config_source.use_stdin)
+ die("editing stdin is not supported");
if (given_config_source.blob)
die("editing blobs is not supported");
git_config(git_default_config, NULL);
#define CONFIG_GENERIC_ERROR 7
struct git_config_source {
+ unsigned int use_stdin:1;
const char *file;
const char *blob;
};
return ret;
}
-int git_config_from_file(config_fn_t fn, const char *filename, void *data)
+static int do_config_from_file(config_fn_t fn,
+ const char *name, const char *path, FILE *f, void *data)
{
- int ret;
- FILE *f = fopen(filename, "r");
+ struct config_source top;
- ret = -1;
- if (f) {
- struct config_source top;
+ top.u.file = f;
+ top.name = name;
+ top.path = path;
+ top.die_on_error = 1;
+ top.do_fgetc = config_file_fgetc;
+ top.do_ungetc = config_file_ungetc;
+ top.do_ftell = config_file_ftell;
- top.u.file = f;
- top.name = top.path = filename;
- top.die_on_error = 1;
- top.do_fgetc = config_file_fgetc;
- top.do_ungetc = config_file_ungetc;
- top.do_ftell = config_file_ftell;
+ return do_config_from(&top, fn, data);
+}
- ret = do_config_from(&top, fn, data);
+static int git_config_from_stdin(config_fn_t fn, void *data)
+{
+ return do_config_from_file(fn, "<stdin>", NULL, stdin, data);
+}
+
+int git_config_from_file(config_fn_t fn, const char *filename, void *data)
+{
+ int ret = -1;
+ FILE *f;
+ f = fopen(filename, "r");
+ if (f) {
+ ret = do_config_from_file(fn, filename, filename, f, data);
fclose(f);
}
return ret;
* If we have a specific filename, use it. Otherwise, follow the
* regular lookup sequence.
*/
- if (config_source && config_source->file)
+ if (config_source && config_source->use_stdin)
+ return git_config_from_stdin(fn, data);
+ else if (config_source && config_source->file)
return git_config_from_file(fn, config_source->file, data);
else if (config_source && config_source->blob)
return git_config_from_blob_ref(fn, config_source->blob, data);
EOF
test_expect_success 'alternative GIT_CONFIG' '
- GIT_CONFIG=other-config git config -l >output &&
+ GIT_CONFIG=other-config git config --list >output &&
test_cmp expect output
'
test_expect_success 'alternative GIT_CONFIG (--file)' '
- git config --file other-config -l > output &&
+ git config --file other-config --list >output &&
test_cmp expect output
'
+test_expect_success 'alternative GIT_CONFIG (--file=-)' '
+ git config --file - --list <other-config >output &&
+ test_cmp expect output
+'
+
+test_expect_success 'setting a value in stdin is an error' '
+ test_must_fail git config --file - some.value foo
+'
+
+test_expect_success 'editing stdin is an error' '
+ test_must_fail git config --file - --edit
+'
+
test_expect_success 'refer config from subdirectory' '
mkdir x &&
(
test_expect_success 'absolute includes from command line work' '
echo "[test]one = 1" >one &&
echo 1 >expect &&
- git -c include.path="$PWD/one" config test.one >actual &&
+ git -c include.path="$(pwd)/one" config test.one >actual &&
test_cmp expect actual
'
test_must_fail git config --blob=$blob test.one
'
+test_expect_success 'absolute includes from stdin work' '
+ echo "[test]one = 1" >one &&
+ echo 1 >expect &&
+ echo "[include]path=\"$(pwd)/one\"" |
+ git config --file - test.one >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'relative includes from stdin line fail' '
+ echo "[test]one = 1" >one &&
+ echo "[include]path=one" |
+ test_must_fail git config --file - test.one
+'
+
test_expect_success 'include cycles are detected' '
cat >.gitconfig <<-\EOF &&
[test]value = gitconfig