/* $Cambridge: exim/src/OS/os.h-Linux,v 1.7.2.1 2009/02/24 15:57:55 tom Exp $ */ /* Exim: OS-specific C header file for Linux */ #define CRYPT_H #define GLIBC_IP_OPTIONS #define HAVE_MMAP #define HAVE_BSD_GETLOADAVG #define HAVE_SYS_STATVFS_H #define NO_IP_VAR_H #define SIG_IGN_WORKS /* When using the DKIM, setting HAVE_LINUX_SENDFILE can increase performance on outgoing mail a bit. Note: With older glibc versions this setting will conflict with the _FILE_OFFSET_BITS=64 setting defined as part of the Linux CFLAGS. */ /* #define HAVE_LINUX_SENDFILE */ #define F_FREESP O_TRUNC typedef struct flock flock_t; #define os_strsignal strsignal #define OS_STRSIGNAL #if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__NetBSD_kernel__) #define SIOCGIFCONF_GIVES_ADDR #define HAVE_SYS_MOUNT_H #endif #if defined(__linux__) /* Some versions of Linux need explicit sync-ing of directories as well as files. This setting requests that. If the directory is on NFS, it may not be possible to sync it - in that case, Exim now should ignore the error. But if you have problems in that area, try undefining this. But be aware that you may be in a situation where files are not being properly "committed to stable storage" as quickly as Exim thinks they are. */ #define NEED_SYNC_DIRECTORY /* Other OS have "const" in here */ #define ICONV_ARG2_TYPE char ** #define os_find_running_interfaces os_find_running_interfaces_linux /* Need a prototype for the Linux-specific function. The structure hasn't been defined yet, so we need to pre-declare it. */ struct ip_address_item; extern struct ip_address_item *os_find_running_interfaces_linux(void); #endif /* __linux__ */ /* End */