diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/configure.in')
| -rw-r--r-- | sysdeps/unix/sysv/linux/configure.in | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/configure.in b/sysdeps/unix/sysv/linux/configure.in index a05bed564f..e89d8b4c1b 100644 --- a/sysdeps/unix/sysv/linux/configure.in +++ b/sysdeps/unix/sysv/linux/configure.in @@ -36,7 +36,33 @@ configure option --with-headers.]) fi # If the user gave a minimal version number test whether the available -# kernel headers are young enough. +# kernel headers are young enough. Additionally we have minimal +# kernel versions for some architectures. +if test -n "$minimum_kernel"; then + case "$machine" in + sh*) + arch_minimum_kernel=2.3.99 + ;; + *) + ;; + esac + + user_version=$((`echo $minimum_kernel.0.0.0 | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`)) + arch_version=$((`echo $arch_minimum_kernel.0.0.0 | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/\1 \* 65536 + \2 \* 256 + \3/'`)) + if test $user_version -lt $arch_minimum_kernel; then + AC_MSG_WARN([minimum kernel version reset to $arch_minimum_kernel]) + minimum_kernel=$arch_minimum_kernel + fi +else + case "$machine" in + sh*) + minimum_kernel = 2.3.99 + ;; + *) + ;; + esac +fi + if test -n "$minimum_kernel"; then AC_MSG_CHECKING(for kernel header at least $minimum_kernel) changequote(,)dnl @@ -80,7 +106,7 @@ fi # Under Linux the LinuxThreads add-on should be available. case $add_ons in - # Both are available. Good. + # It is available. Good. *linuxthreads*) message= ;; |