diff options
Diffstat (limited to 'newlib/libc/include/sys/config.h')
| -rw-r--r-- | newlib/libc/include/sys/config.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/newlib/libc/include/sys/config.h b/newlib/libc/include/sys/config.h index 0cf4b1e57..60c6eb9fb 100644 --- a/newlib/libc/include/sys/config.h +++ b/newlib/libc/include/sys/config.h @@ -137,11 +137,18 @@ typedef unsigned int __uint32_t; #if defined(__rtems__) #define __FILENAME_MAX__ 255 +#define _READ_WRITE_RETURN_TYPE ssize_t #endif #ifndef __IMPORT #define __IMPORT #endif +/* Define return type of read/write routines. In POSIX, the return type + for read()/write() is "ssize_t" but legacy newlib code has been using + "int" for some time. If not specified, "int" is defaulted. */ +#ifndef _READ_WRITE_RETURN_TYPE +#define _READ_WRITE_RETURN_TYPE int +#endif #endif /* __SYS_CONFIG_H__ */ |