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simplify all IS* and TO* macros

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Reduces the file size (by up to 2 KB with VS2015 RC, /O2, /MD) and
removes the requirement of including <ctype.h> before their usage.
Multiple macro argument evaluation and lack of type-checking is still an
issue.
This commit is contained in:
cremno
2015-05-28 10:20:41 +02:00
parent cd4cc3bd9d
commit 85075bef75
1 changed files with 12 additions and 13 deletions
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include/mruby.h
+12 -13
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@@ -348,21 +348,20 @@ MRB_API mrb_bool mrb_obj_is_kind_of(mrb_state *mrb, mrb_value obj, struct RClass
MRB_API mrb_value mrb_obj_inspect(mrb_state *mrb, mrb_value self);
MRB_API mrb_value mrb_obj_clone(mrb_state *mrb, mrb_value self);
/* need to include <ctype.h> to use these macros */
#ifndef ISPRINT
#define ISASCII(c) ((unsigned)(c) <= 0x7f)
#define ISPRINT(c) (ISASCII(c) && isprint((int)(unsigned char)(c)))
#define ISSPACE(c) (ISASCII(c) && isspace((int)(unsigned char)(c)))
#define ISUPPER(c) (ISASCII(c) && isupper((int)(unsigned char)(c)))
#define ISLOWER(c) (ISASCII(c) && islower((int)(unsigned char)(c)))
#define ISALNUM(c) (ISASCII(c) && isalnum((int)(unsigned char)(c)))
#define ISALPHA(c) (ISASCII(c) && isalpha((int)(unsigned char)(c)))
#define ISDIGIT(c) (ISASCII(c) && isdigit((int)(unsigned char)(c)))
#define ISXDIGIT(c) (ISASCII(c) && isxdigit((int)(unsigned char)(c)))
#define ISBLANK(c) (ISASCII(c) && ((c) == ' ' || (c) == '\t'))
#define ISCNTRL(c) (ISASCII(c) && iscntrl((int)(unsigned char)(c)))
#define TOUPPER(c) (ISASCII(c) ? toupper((int)(unsigned char)(c)) : (c))
#define TOLOWER(c) (ISASCII(c) ? tolower((int)(unsigned char)(c)) : (c))
#define ISPRINT(c) (((unsigned)(c) - 0x20) < 0x5f)
#define ISSPACE(c) ((c) == ' ' || (unsigned)(c) - '\t' < 5)
#define ISUPPER(c) (((unsigned)(c) - 'A') < 26)
#define ISLOWER(c) (((unsigned)(c) - 'a') < 26)
#define ISALPHA(c) ((((unsigned)(c) | 0x20) - 'a') < 26)
#define ISDIGIT(c) (((unsigned)(c) - '0') < 10)
#define ISXDIGIT(c) (ISDIGIT(c) || ((unsigned)(c) | 0x20) - 'a' < 6)
#define ISALNUM(c) (ISALPHA(c) || ISDIGIT(c))
#define ISBLANK(c) ((c) == ' ' || (c) == '\t')
#define ISCNTRL(c) ((unsigned)(c) < 0x20 || (c) == 0x7f)
#define TOUPPER(c) (ISLOWER(c) ? ((c) & 0x5f) : (c))
#define TOLOWER(c) (ISUPPER(c) ? ((c) | 0x20) : (c))
#endif
MRB_API mrb_value mrb_exc_new(mrb_state *mrb, struct RClass *c, const char *ptr, size_t len);