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| author |   Clement Calmels <clement.calmels@fr.ibm.com> | 2011-01-20 10:59:33 +0100 |
|---|---|---|
| committer |   Daniel Lezcano <dlezcano@fr.ibm.com> | 2011-02-01 12:54:17 +0100 |
| commit | 0f1c997258912380e315ddeb5684e1f3847d8695 (patch) | |
| tree | e69c6a1af9374a2446961f4342341242bf0925b6 /config | |
| parent | lxc-attach gives a better error message (diff) | |
| download | lxc-0f1c997258912380e315ddeb5684e1f3847d8695.tar.gz lxc-0f1c997258912380e315ddeb5684e1f3847d8695.tar.bz2 lxc-0f1c997258912380e315ddeb5684e1f3847d8695.zip | |
generate setns syscall number
Signed-off-by: Clement Calmels <clement.calmels@fr.ibm.com>
Signed-off-by: Cedric Le Goater <clg@fr.ibm.com>
Diffstat (limited to 'config')
| -rw-r--r-- | config/linux.m4 | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/config/linux.m4 b/config/linux.m4 new file mode 100644 index 0000000..338f393 --- /dev/null +++ b/config/linux.m4 @@ -0,0 +1,73 @@ +AC_DEFUN([AC_LINUX], +[ + AC_LINUX_DIR() + AC_LINUX_SRCARCH() +]) + +AC_DEFUN([AS_TRY_LINUX_DIR], + [AC_MSG_CHECKING(for Linux in $1) + + if test -f "$1/Makefile" ; then + result=yes + $2 + else + result="not found" + $3 + fi + + AC_MSG_RESULT($result) +]) + +AC_DEFUN([AC_LINUX_DIR], +[ + AC_ARG_WITH([linuxdir], + [AC_HELP_STRING([--with-linuxdir=DIR], + [specify path to Linux source directory])], + [LINUX_DIR="${withval}"], + [LINUX_DIR=default]) + + dnl if specified, use the specified one + if test "${LINUX_DIR}" != "default" ; then + AS_TRY_LINUX_DIR([${LINUX_DIR}], , AC_MSG_ERROR([Linux dir not found]) ) + fi + + dnl if not specified, first try with previously set LINUX_KERNEL_RELEASE + if test "${LINUX_DIR}" = "default" ; then + dir="/lib/modules/$LINUX_KERNEL_RELEASE/build"; + AS_TRY_LINUX_DIR([${dir}], [LINUX_DIR=${dir}], ) + fi + + dnl next try using the kernel source dir + if test "${LINUX_DIR}" = "default" ; then + dir="/usr/src/linux-$LINUX_KERNEL_RELEASE"; + AS_TRY_LINUX_DIR([${dir}], [LINUX_DIR=${dir}], ) + fi + + dnl then try a common default of /usr/src/linux + if test "${LINUX_DIR}" = "default" ; then + dir="/usr/src/linux"; + AS_TRY_LINUX_DIR([${dir}], [LINUX_DIR=${dir}], ) + fi + + dnl if still nothing found, fail + if test "${LINUX_DIR}" = "default" ; then + AC_MSG_WARN([Linux source directory not found]) + fi + + AC_SUBST(LINUX_DIR) +]) + +AC_DEFUN([AC_LINUX_SRCARCH],[ + AC_MSG_CHECKING(for linux SRCARCH) + + case "${host}" in + i[[3456]]86-*) LINUX_SRCARCH=x86;; + x86_64-*) LINUX_SRCARCH=x86;; + powerpc*-*) LINUX_SRCARCH=powerpc;; + s390*-*) LINUX_SRCARCH=s390;; + *) AC_MSG_ERROR([architecture ${host} not supported]);; + esac + + AC_MSG_RESULT(${LINUX_SRCARCH}) + AC_SUBST(LINUX_SRCARCH) +]) |