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Minor improvements

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Nikita Ivanov 2022-06-08 15:25:39 +05:00
parent 648df6fe5c
commit bd1eaaf6e0
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GPG Key ID: 6E656AC5B97B5133
1 changed files with 18 additions and 11 deletions
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29
config.c
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@ -14,6 +14,10 @@
#define CHECK_NULL(f) CHECK(f, x != STAT_NULL)
#define CHECK_OK_NULL(f) CHECK(f, x != STAT_OK || x != STAT_NULL)
#define EXPECT(x) CHECK_OK(expect(x))
#define ACCEPT(x) CHECK_OK(accept(x))
#define NOT_ACCEPT(x) CHECK_NULL(accept(x))
enum {
STAT_OK,
STAT_ERR,
@ -88,10 +92,10 @@ static inline char *get_str(Token tok)
static int preview_type_ext(char **ext)
{
CHECK_OK(accept(TOK_DOT));
ACCEPT(TOK_DOT);
Token tok = token;
CHECK_OK(expect(TOK_STR));
EXPECT(TOK_STR);
*ext = get_str(tok);
return STAT_OK;
@ -100,10 +104,10 @@ static int preview_type_ext(char **ext)
static int preview_type_mime_part(char **s)
{
*s = NULL;
CHECK_NULL(accept(TOK_STAR));
NOT_ACCEPT(TOK_STAR);
Token t = token;
CHECK_OK(expect(TOK_STR));
EXPECT(TOK_STR);
*s = get_str(t);
return STAT_OK;
@ -112,7 +116,7 @@ static int preview_type_mime_part(char **s)
static int preview_type_mime(char **type, char **subtype)
{
CHECK_OK(preview_type_mime_part(type));
CHECK_OK(expect(TOK_SLASH));
EXPECT(TOK_SLASH);
CHECK_OK(preview_type_mime_part(subtype));
return STAT_OK;
@ -127,19 +131,19 @@ static int preview_type(char **type, char **subtype, char **ext)
static int new_preview(void)
{
Token name = token;
CHECK_OK(expect(TOK_STR));
EXPECT(TOK_STR);
char *type = NULL;
char *subtype = NULL;
char *ext = NULL;
CHECK_OK(preview_type(&type, &subtype, &ext));
CHECK_OK(expect(TOK_BLK_OPEN));
EXPECT(TOK_BLK_OPEN);
Token script = token;
CHECK_OK(expect(TOK_STR));
EXPECT(TOK_STR);
CHECK_OK(expect(TOK_BLK_CLS));
EXPECT(TOK_BLK_CLS);
add_preview(get_str(name), get_str(script), type, subtype, ext);
return STAT_OK;
@ -154,7 +158,7 @@ static int priority(Token tok)
static int command(void)
{
Token cmd = token;
CHECK_OK(expect(TOK_STR));
EXPECT(TOK_STR);
char *cmd_str = get_str(cmd);
if (strcmp(cmd_str, "preview") == 0)
@ -168,6 +172,9 @@ static int command(void)
static int end(void)
{
NOT_ACCEPT(TOK_EOF);
EXPECT(TOK_NEW_LN);
while (1) {
if (accept(TOK_NEW_LN) != STAT_OK)
break;
@ -181,7 +188,7 @@ static int commands(void)
accept(TOK_NEW_LN);
while (1) {
CHECK_NULL(accept(TOK_EOF));
NOT_ACCEPT(TOK_EOF);
CHECK_OK(command());
CHECK_OK(end());
}