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> > Actually, unless old kernels are completely out, sysdep.h should > > probably map the old and new syscall names. > > Like this? I tested this patch and glibc now compiles with the old 2.4 style naming of pread/pwrite and the new 2.5 style naming as well. blue skies, Martin. 2003-03-11 Martin Schwidefsky <schwidefsky at de dot ibm dot com> * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (__NR_pread64): Define to __NR_pread if not defined. (__NR_pwrite64): Define to __NR_pwrite if not defined. diff -urN libc/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h libc-s390/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h --- libc/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h Tue Mar 4 12:58:09 2003 +++ libc-s390/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h Tue Mar 11 09:53:45 2003 @@ -31,6 +31,18 @@ /* In newer 2.1 kernels __NR_syscall is missing so we define it here. */ #define __NR_syscall 0 +/* + * Newer kernel versions redefined __NR_pread and __NR_pwrite to + * __NR_pread64 and __NR_pwrite64. We use the new names but have + * to define them on our own for compiling against older kernels. + */ +#ifndef __NR_pread64 +# define __NR_pread64 __NR_pread +#endif +#ifndef __NR_pwrite64 +# define __NR_pwrite64 __NR_pwrite +#endif + #undef SYS_ify #define SYS_ify(syscall_name) __NR_##syscall_name
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