Missing static libc doesn't really prevent the build to finish, but it would cause errors when running qemu sandboxes. Checking in configure will save time for new developers. --- configure.ac | 2 ++ m4/virt-static.m4 | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+) create mode 100644 m4/virt-static.m4 diff --git a/configure.ac b/configure.ac index 0e49a0a..ba5247a 100644 --- a/configure.ac +++ b/configure.ac @@ -87,6 +87,8 @@ LIBVIRT_SANDBOX_COVERAGE LIBVIRT_SANDBOX_RPCGEN LIBVIRT_SANDBOX_SELINUX +LIBVIRT_SANDBOX_STATIC_LIBC + GOBJECT_INTROSPECTION_CHECK([$GOBJECT_INTROSPECTION_REQUIRED]) dnl Should be in m4/virt-gettext.m4 but intltoolize is too diff --git a/m4/virt-static.m4 b/m4/virt-static.m4 new file mode 100644 index 0000000..8a40351 --- /dev/null +++ b/m4/virt-static.m4 @@ -0,0 +1,33 @@ +# LIBVIRT_SANDBOX_STATIC_LIB(NAME, CFLAGS, LDFLAGS, PROLOG, PROGRAM) +# ------------------------------------------------------------------ +# Check if the program can be linked with static libraries only. +# +AC_DEFUN([LIBVIRT_SANDBOX_STATIC_LIB], [ + AC_MSG_CHECKING([for static $1]) + + SAVED_LDFLAGS=$LDFLAGS + SAVED_CFLAGS=$CFLAGS + CFLAGS="$2" + LDFLAGS="-static $3" + AC_LINK_IFELSE( + [AC_LANG_PROGRAM([$4], + [$5])], + [], + [AC_MSG_RESULT([no])] + [AC_MSG_ERROR([static $1 is required in order to build virt-sandbox-init-qemu])] + ) + LDFLAGS=$SAVED_LDFLAGS + CFLAGS=$SAVED_CFLAGS + + AC_MSG_RESULT([yes]) +]) + +AC_DEFUN([LIBVIRT_SANDBOX_STATIC_LIBC], [ + LIBVIRT_SANDBOX_STATIC_LIB( + [LIBC], + [], + [], + [#include <stdio.h>], + [printf("bar");]) +]) + -- 2.1.4