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Merge branch 'tr/config-multivalue-lift-max'
* tr/config-multivalue-lift-max: config: arbitrary number of matches for --unset and --replace-all
This commit is contained in:
Junio C Hamano
commit
3497717941
19
config.c
19
config.c
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@ -1210,15 +1210,14 @@ int git_config(config_fn_t fn, void *data)
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* Find all the stuff for git_config_set() below.
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*/
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#define MAX_MATCHES 512
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static struct {
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int baselen;
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char *key;
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int do_not_match;
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regex_t *value_regex;
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int multi_replace;
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size_t offset[MAX_MATCHES];
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size_t *offset;
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unsigned int offset_alloc;
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enum { START, SECTION_SEEN, SECTION_END_SEEN, KEY_SEEN } state;
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int seen;
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} store;
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@ -1241,11 +1240,11 @@ static int store_aux(const char *key, const char *value, void *cb)
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if (matches(key, value)) {
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if (store.seen == 1 && store.multi_replace == 0) {
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warning("%s has multiple values", key);
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} else if (store.seen >= MAX_MATCHES) {
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error("too many matches for %s", key);
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return 1;
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}
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ALLOC_GROW(store.offset, store.seen + 1,
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store.offset_alloc);
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store.offset[store.seen] = cf->do_ftell(cf);
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store.seen++;
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}
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@ -1273,11 +1272,15 @@ static int store_aux(const char *key, const char *value, void *cb)
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* Do not increment matches: this is no match, but we
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* just made sure we are in the desired section.
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*/
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ALLOC_GROW(store.offset, store.seen + 1,
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store.offset_alloc);
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store.offset[store.seen] = cf->do_ftell(cf);
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/* fallthru */
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case SECTION_END_SEEN:
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case START:
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if (matches(key, value)) {
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ALLOC_GROW(store.offset, store.seen + 1,
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store.offset_alloc);
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store.offset[store.seen] = cf->do_ftell(cf);
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store.state = KEY_SEEN;
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store.seen++;
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@ -1285,6 +1288,9 @@ static int store_aux(const char *key, const char *value, void *cb)
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if (strrchr(key, '.') - key == store.baselen &&
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!strncmp(key, store.key, store.baselen)) {
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store.state = SECTION_SEEN;
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ALLOC_GROW(store.offset,
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store.seen + 1,
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store.offset_alloc);
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store.offset[store.seen] = cf->do_ftell(cf);
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}
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}
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@ -1583,6 +1589,7 @@ int git_config_set_multivar_in_file(const char *config_filename,
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}
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}
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ALLOC_GROW(store.offset, 1, store.offset_alloc);
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store.offset[0] = 0;
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store.state = START;
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store.seen = 0;
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@ -3,17 +3,28 @@
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test_description='Test wacky input to git config'
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. ./test-lib.sh
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# Leaving off the newline is intentional!
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setup() {
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(printf "[section]\n" &&
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printf " key = foo") >.git/config
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}
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# 'check section.key value' verifies that the entry for section.key is
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# 'value'
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check() {
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echo "$2" >expected
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git config --get "$1" >actual 2>&1
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test_cmp actual expected
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}
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# 'check section.key regex value' verifies that the entry for
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# section.key *that matches 'regex'* is 'value'
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check_regex() {
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echo "$3" >expected
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git config --get "$1" "$2" >actual 2>&1
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test_cmp actual expected
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}
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test_expect_success 'modify same key' '
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setup &&
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git config section.key bar &&
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@ -47,4 +58,57 @@ test_expect_success 'do not crash on special long config line' '
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check section.key "$LONG_VALUE"
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'
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setup_many() {
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setup &&
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# This time we want the newline so that we can tack on more
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# entries.
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echo >>.git/config &&
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# Semi-efficient way of concatenating 5^5 = 3125 lines. Note
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# that because 'setup' already put one line, this means 3126
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# entries for section.key in the config file.
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cat >5to1 <<-\EOF &&
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key = foo
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key = foo
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key = foo
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key = foo
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key = foo
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EOF
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cat 5to1 5to1 5to1 5to1 5to1 >5to2 && # 25
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cat 5to2 5to2 5to2 5to2 5to2 >5to3 && # 125
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cat 5to3 5to3 5to3 5to3 5to3 >5to4 && # 635
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cat 5to4 5to4 5to4 5to4 5to4 >>.git/config # 3125
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}
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test_expect_success 'get many entries' '
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setup_many &&
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git config --get-all section.key >actual &&
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test_line_count = 3126 actual
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'
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test_expect_success 'get many entries by regex' '
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setup_many &&
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git config --get-regexp "sec.*ke." >actual &&
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test_line_count = 3126 actual
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'
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test_expect_success 'add and replace one of many entries' '
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setup_many &&
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git config --add section.key bar &&
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check_regex section.key "b.*r" bar &&
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git config section.key beer "b.*r" &&
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check_regex section.key "b.*r" beer
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'
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test_expect_success 'replace many entries' '
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setup_many &&
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git config --replace-all section.key bar &&
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check section.key bar
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'
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test_expect_success 'unset many entries' '
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setup_many &&
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git config --unset-all section.key &&
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test_must_fail git config section.key
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'
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test_done
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