diff options
Diffstat (limited to 'lib/libstand/stand.h')
| -rw-r--r-- | lib/libstand/stand.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/libstand/stand.h b/lib/libstand/stand.h index 78832e7..08b1d9d 100644 --- a/lib/libstand/stand.h +++ b/lib/libstand/stand.h @@ -165,7 +165,7 @@ extern struct open_file files[]; #define isspace(c) ((c) == ' ' || ((c) >= 0x9 && (c) <= 0xd)) #define isdigit(c) ((c) >= '0' && (c) <= '9') #define isxdigit(c) (isdigit(c) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F')) -#define isascii(c) ((c) >= 0 || (c <= 0x7f)) +#define isascii(c) (((unsigned char)c) <= 0x7f) #define isalpha(c) (isupper(c) || (islower(c))) static __inline int toupper(int c) @@ -307,8 +307,8 @@ extern void nullsys(void); extern int null_open(const char *path, struct open_file *f); extern int null_close(struct open_file *f); -extern ssize_t null_read(struct open_file *f, void *buf, size_t size, size_t *resid); -extern ssize_t null_write(struct open_file *f, void *buf, size_t size, size_t *resid); +extern int null_read(struct open_file *f, void *buf, size_t size, size_t *resid); +extern int null_write(struct open_file *f, void *buf, size_t size, size_t *resid); extern off_t null_seek(struct open_file *f, off_t offset, int where); extern int null_stat(struct open_file *f, struct stat *sb); |
