[libvirt] [sandbox 01/10] Allow disabling build with lzma.

Some linux distributions don't package static lzma library. Allow disabling it. --- configure.ac | 14 +++++++++++++- libvirt-sandbox/libvirt-sandbox-init-qemu.c | 12 ++++++++++++ 2 files changed, 25 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 140fb8c..834a444 100644 --- a/configure.ac +++ b/configure.ac @@ -81,7 +81,14 @@ PKG_CHECK_MODULES(LIBVIRT_GLIB, libvirt-glib-1.0 >= $LIBVIRT_GOBJECT_REQUIRED) PKG_CHECK_MODULES(LIBVIRT_GOBJECT, libvirt-gobject-1.0 >= $LIBVIRT_GOBJECT_REQUIRED) PKG_CHECK_MODULES(LIBVIRT_GCONFIG, libvirt-gconfig-1.0 >= $LIBVIRT_GCONFIG_REQUIRED) PKG_CHECK_MODULES(ZLIB, zlib >= $ZLIB_REQUIRED) -PKG_CHECK_MODULES(LZMA, liblzma >= $LZMA_REQUIRED) +AC_ARG_WITH([lzma], + [AS_HELP_STRING([--with-lzma], + [add LZMA support @<:@default=yes@:>@])]) +m4_divert_text([DEFAULTS], [with_lzma=yes]) + +if test "$with_lzma" = "yes" ; then + PKG_CHECK_MODULES(LZMA, liblzma >= $LZMA_REQUIRED) +fi LIBVIRT_SANDBOX_CAPNG LIBVIRT_SANDBOX_GETTEXT @@ -118,6 +125,11 @@ AC_MSG_NOTICE([]) AC_MSG_NOTICE([]) AC_MSG_NOTICE([ Libraries:]) AC_MSG_NOTICE([]) +if test "$with_lzma" != "no" ; then +AC_MSG_NOTICE([ LZMA: $LZMA_CFLAGS $LZMA_LIBS]) +else +AC_MSG_NOTICE([ LZMA: no]) +fi AC_MSG_NOTICE([ GOBJECT: $GOBJECT_CFLAGS $GOBJECT_LIBS]) AC_MSG_NOTICE([ LIBVIRT_GOBJECT: $LIBVIRT_GOBJECT_CFLAGS $LIBVIRT_GOBJECT_LIBS]) AC_MSG_NOTICE([]) diff --git a/libvirt-sandbox/libvirt-sandbox-init-qemu.c b/libvirt-sandbox/libvirt-sandbox-init-qemu.c index 2c2c803..e91dbcf 100644 --- a/libvirt-sandbox/libvirt-sandbox-init-qemu.c +++ b/libvirt-sandbox/libvirt-sandbox-init-qemu.c @@ -42,7 +42,9 @@ #include <fcntl.h> #include <sys/reboot.h> #include <termios.h> +#if WITH_LZMA #include <lzma.h> +#endif /* WITH_LZMA */ #include <zlib.h> #define ATTR_UNUSED __attribute__((__unused__)) @@ -492,6 +494,7 @@ has_suffix(const char *filename, const char *ext) offset[strlen(ext)] == '\0'); } +#if WITH_LZMA static char * load_module_file_lzma(const char *filename, size_t *len) { @@ -548,6 +551,15 @@ load_module_file_lzma(const char *filename, size_t *len) free(xzdata); return data; } +#else +static char * +load_module_file_lzma(const char *filename, size_t *len) +{ + fprintf(stderr, "libvirt-sandbox-init-qemu: %s: " + "lzma support disabled, can't read module %s\n", __func__, filename); + exit_poweroff(); +} +#endif /* WITH_LZMA */ static char * load_module_file_zlib(const char *filename, size_t *len) -- 2.1.4