diff options
Diffstat (limited to 'src/nvim/macros.h')
| -rw-r--r-- | src/nvim/macros.h | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/src/nvim/macros.h b/src/nvim/macros.h index f6c8c0a4a0..3df7fa768d 100644 --- a/src/nvim/macros.h +++ b/src/nvim/macros.h @@ -36,38 +36,34 @@ #define BUFEMPTY() (curbuf->b_ml.ml_line_count == 1 && *ml_get((linenr_T)1) == \ NUL) -/* - * toupper() and tolower() that use the current locale. - * Careful: Only call TOUPPER_LOC() and TOLOWER_LOC() with a character in the - * range 0 - 255. toupper()/tolower() on some systems can't handle others. - * Note: It is often better to use mb_tolower() and mb_toupper(), because many - * toupper() and tolower() implementations only work for ASCII. - */ +// toupper() and tolower() that use the current locale. +// Careful: Only call TOUPPER_LOC() and TOLOWER_LOC() with a character in the +// range 0 - 255. toupper()/tolower() on some systems can't handle others. +// Note: It is often better to use mb_tolower() and mb_toupper(), because many +// toupper() and tolower() implementations only work for ASCII. #define TOUPPER_LOC toupper #define TOLOWER_LOC tolower -/* toupper() and tolower() for ASCII only and ignore the current locale. */ +// toupper() and tolower() for ASCII only and ignore the current locale. # define TOUPPER_ASC(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) - ('a' - 'A')) # define TOLOWER_ASC(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) + ('a' - 'A')) -/* Like isalpha() but reject non-ASCII characters. Can't be used with a - * special key (negative value). */ +// Like isalpha() but reject non-ASCII characters. Can't be used with a +// special key (negative value). # define ASCII_ISLOWER(c) ((unsigned)(c) >= 'a' && (unsigned)(c) <= 'z') # define ASCII_ISUPPER(c) ((unsigned)(c) >= 'A' && (unsigned)(c) <= 'Z') # define ASCII_ISALPHA(c) (ASCII_ISUPPER(c) || ASCII_ISLOWER(c)) # define ASCII_ISALNUM(c) (ASCII_ISALPHA(c) || ascii_isdigit(c)) -/* Returns empty string if it is NULL. */ +// Returns empty string if it is NULL. #define EMPTY_IF_NULL(x) ((x) ? (x) : (char_u *)"") -/* - * Adjust chars in a language according to 'langmap' option. - * NOTE that there is no noticeable overhead if 'langmap' is not set. - * When set the overhead for characters < 256 is small. - * Don't apply 'langmap' if the character comes from the Stuff buffer or from a - * mapping and the langnoremap option was set. - * The do-while is just to ignore a ';' after the macro. - */ +// Adjust chars in a language according to 'langmap' option. +// NOTE that there is no noticeable overhead if 'langmap' is not set. +// When set the overhead for characters < 256 is small. +// Don't apply 'langmap' if the character comes from the Stuff buffer or from a +// mapping and the langnoremap option was set. +// The do-while is just to ignore a ';' after the macro. # define LANGMAP_ADJUST(c, condition) \ do { \ if (*p_langmap \ @@ -83,12 +79,12 @@ } \ } while (0) -#define WRITEBIN "wb" /* no CR-LF translation */ +#define WRITEBIN "wb" // no CR-LF translation #define READBIN "rb" #define APPENDBIN "ab" -/* mch_open_rw(): invoke os_open() with third argument for user R/W. */ -#if defined(UNIX) /* open in rw------- mode */ +// mch_open_rw(): invoke os_open() with third argument for user R/W. +#if defined(UNIX) // open in rw------- mode # define mch_open_rw(n, f) os_open((n), (f), (mode_t)0600) #elif defined(WIN32) # define mch_open_rw(n, f) os_open((n), (f), S_IREAD | S_IWRITE) @@ -100,7 +96,7 @@ # define UTF_COMPOSINGLIKE(p1, p2) utf_composinglike((p1), (p2)) -/* Whether to draw the vertical bar on the right side of the cell. */ +// Whether to draw the vertical bar on the right side of the cell. # define CURSOR_BAR_RIGHT (curwin->w_p_rl && (!(State & CMDLINE) || cmdmsg_rl)) // MB_PTR_ADV(): advance a pointer to the next character, taking care of |