diff options
Diffstat (limited to 'make.h')
| -rw-r--r-- | make.h | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -77,8 +77,8 @@ Boston, MA 02111-1307, USA. */ extern int errno; #endif -/* A shortcut for EINTR checking. Note you should never negate this! That - very likely doesn't mean what you want if EINTR is not available. */ +/* A shortcut for EINTR checking. Note you should be careful when negating + this! That might not mean what you want if EINTR is not available. */ #ifdef EINTR # define EINTR_SET (errno == EINTR) #else @@ -171,6 +171,10 @@ extern unsigned int get_path_max PARAMS ((void)); (! INTEGER_TYPE_SIGNED (t) ? (t) 0 : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)) #define INTEGER_TYPE_MAXIMUM(t) (~ (t) 0 - INTEGER_TYPE_MINIMUM (t)) +#ifndef CHAR_MAX +# define CHAR_MAX INTEGER_TYPE_MAXIMUM (char) +#endif + #ifdef STAT_MACROS_BROKEN # ifdef S_ISREG # undef S_ISREG |