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Fix bug in config parser where 'foo=bar' did not work, but 'foo = bar' did work due to extra whitespace between tokens.

This commit is contained in:
Jan Vidar Krey 2010-11-18 22:43:48 +01:00
parent 4f8e3ba10b
commit b993e97bb4
2 changed files with 60 additions and 3 deletions
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19
autotest/test_tokenizer.tcc
View File

@ -84,5 +84,24 @@ EXO_TEST(tokenizer_escape_5, { return compare("\"value1\" value\\\\2", "value1 v
EXO_TEST(tokenizer_escape_6, { return compare("\"value1\" value\\\t2", "value1 value|2"); });
EXO_TEST(tokenizer_escape_7, { return compare("\"value1\" \"value\t2\"", "value1 value|2"); });
static int test_setting(const char* str, const char* expected_key, const char* expected_value)
{
int success = 0;
struct cfg_settings* setting = cfg_settings_split(str);
if (!setting) return expected_key == NULL;
success = (!strcmp(cfg_settings_get_key(setting), expected_key) && !strcmp(cfg_settings_get_value(setting), expected_value));
cfg_settings_free(setting);
return success;
}
EXO_TEST(tokenizer_settings_1, { return test_setting("foo=bar", "foo", "bar"); });
EXO_TEST(tokenizer_settings_2, { return test_setting("foo =bar", "foo", "bar"); });
EXO_TEST(tokenizer_settings_3, { return test_setting("foo= bar", "foo", "bar"); });
EXO_TEST(tokenizer_settings_4, { return test_setting("\tfoo=bar", "foo", "bar"); });
EXO_TEST(tokenizer_settings_5, { return test_setting("foo=bar\t", "foo", "bar"); });
EXO_TEST(tokenizer_settings_6, { return test_setting("\tfoo=bar\t", "foo", "bar"); });
EXO_TEST(tokenizer_settings_7, { return test_setting("\tfoo\t=\tbar\t", "foo", "bar"); });
EXO_TEST(tokenizer_settings_8, { return test_setting("foo=", "foo", ""); });
EXO_TEST(tokenizer_settings_9, { return test_setting("=bar", NULL, ""); });

44
src/util/config_token.c
View File

@ -172,7 +172,7 @@ struct cfg_settings* cfg_settings_split(const char* line)
|| ((pos = (char*) strchr(line, '=')) == NULL)
|| ((s = hub_malloc_zero(sizeof(struct cfg_settings))) == NULL)
|| ((tok = cfg_tokenize(line)) == NULL)
|| (cfg_token_count(tok) < 2)
|| (cfg_token_count(tok) < 1)
|| (cfg_token_count(tok) > 3)
|| (cfg_token_count(tok) == 3 && strcmp(cfg_token_get(tok, 1), "="))
)
@ -182,10 +182,17 @@ struct cfg_settings* cfg_settings_split(const char* line)
return NULL;
}
if (cfg_token_count(tok) == 2)
if (cfg_token_count(tok) == 1)
{
char* key = cfg_token_get_first(tok);
pos = strchr(key, '=');
if (!pos)
{
cfg_tokens_free(tok);
cfg_settings_free(s);
return NULL;
}
pos[0] = 0;
key = strip_white_space(key);
@ -197,7 +204,38 @@ struct cfg_settings* cfg_settings_split(const char* line)
}
s->key = strdup(key);
s->value = strdup(strip_white_space(cfg_token_get_next(tok)));
s->value = strdup(strip_white_space(pos+1));
}
else if (cfg_token_count(tok) == 2)
{
char* key = cfg_token_get_first(tok);
char* val = cfg_token_get_next(tok);
if ((pos = strchr(key, '=')))
{
pos[0] = 0;
key = strip_white_space(key);
}
else if ((pos = strchr(val, '=')))
{
val = strip_white_space(pos+1);
}
else
{
cfg_tokens_free(tok);
cfg_settings_free(s);
return NULL;
}
if (!*key)
{
cfg_tokens_free(tok);
cfg_settings_free(s);
return NULL;
}
s->key = strdup(key);
s->value = strdup(val);
}
else
{