From 28747a0a626b15a9e0bfb34e0a729325e503820f Mon Sep 17 00:00:00 2001
From: Andy Wingo <wingo@pobox.com>
Date: Sun, 19 Apr 2015 14:21:37 +0200
Subject: [PATCH 1/1] Remove compression support

---
 configure.ac       | 52 ----------------------------------------------
 src/shared/build.h | 14 -------------
 2 files changed, 66 deletions(-)

diff --git a/configure.ac b/configure.ac
index 5a52c8182..ffe648caa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -397,54 +397,6 @@ AC_ARG_WITH([certificate-root],
 
 AC_SUBST(CERTIFICATEROOT)
 
-# ------------------------------------------------------------------------------
-have_xz=no
-AC_ARG_ENABLE(xz, AS_HELP_STRING([--disable-xz], [Disable optional XZ support]))
-if test "x$enable_xz" != "xno"; then
-        PKG_CHECK_MODULES(XZ, [ liblzma ],
-                [AC_DEFINE(HAVE_XZ, 1, [Define if XZ is available]) have_xz=yes], have_xz=no)
-        if test "x$have_xz" = xno -a "x$enable_xz" = xyes; then
-                AC_MSG_ERROR([*** XZ support requested but libraries not found])
-        fi
-fi
-AM_CONDITIONAL(HAVE_XZ, [test "$have_xz" = "yes"])
-
-# ------------------------------------------------------------------------------
-have_zlib=no
-AC_ARG_ENABLE(zlib, AS_HELP_STRING([--disable-zlib], [Disable optional ZLIB support]))
-if test "x$enable_zlib" != "xno"; then
-        PKG_CHECK_MODULES(ZLIB, [ zlib ],
-                [AC_DEFINE(HAVE_ZLIB, 1, [Define if ZLIB is available]) have_zlib=yes], have_zlib=no)
-        if test "x$have_zlib" = xno -a "x$enable_zlib" = xyes; then
-                AC_MSG_ERROR([*** ZLIB support requested but libraries not found])
-        fi
-fi
-AM_CONDITIONAL(HAVE_ZLIB, [test "$have_zlib" = "yes"])
-
-# ------------------------------------------------------------------------------
-have_bzip2=no
-AC_ARG_ENABLE(bzip2, AS_HELP_STRING([--enable-bzip2], [Disable optional BZIP2 support]))
-AS_IF([test "x$enable_bzip2" != "xno"], [
-        AC_CHECK_HEADERS(bzlib.h,
-                [AC_DEFINE(HAVE_BZIP2, 1, [Define in BZIP2 is available])
-                 have_bzip2=yes],
-                [AS_IF([test "x$have_bzip2" = xyes], [AC_MSG_ERROR([*** BZIP2 support requested but headers not found])])
-        ])
-])
-AM_CONDITIONAL(HAVE_BZIP2, [test "$have_bzip2" = "yes"])
-
-# ------------------------------------------------------------------------------
-have_lz4=no
-AC_ARG_ENABLE(lz4, AS_HELP_STRING([--enable-lz4], [Enable optional LZ4 support]))
-AS_IF([test "x$enable_lz4" = "xyes"], [
-        AC_CHECK_HEADERS(lz4.h,
-               [AC_DEFINE(HAVE_LZ4, 1, [Define in LZ4 is available]) have_lz4=yes],
-               [AC_MSG_ERROR([*** LZ4 support requested but headers not found])])
-])
-AM_CONDITIONAL(HAVE_LZ4, [test "$have_lz4" = "yes"])
-
-AM_CONDITIONAL(HAVE_COMPRESSION, [test "$have_xz" = "yes" -o "$have_lz4" = "yes"])
-
 # ------------------------------------------------------------------------------
 AC_ARG_ENABLE([pam],
         AS_HELP_STRING([--disable-pam],[Disable optional PAM support]),
@@ -1284,10 +1236,6 @@ AC_MSG_RESULT([
         SELinux:                 ${have_selinux}
         SECCOMP:                 ${have_seccomp}
         SMACK:                   ${have_smack}
-        ZLIB:                    ${have_zlib}
-        XZ:                      ${have_xz}
-        LZ4:                     ${have_lz4}
-        BZIP2:                   ${have_bzip2}
         ACL:                     ${have_acl}
         GCRYPT:                  ${have_gcrypt}
         QRENCODE:                ${have_qrencode}
diff --git a/src/shared/build.h b/src/shared/build.h
index 6514e591a..9f048ee64 100644
--- a/src/shared/build.h
+++ b/src/shared/build.h
@@ -75,18 +75,6 @@
 #define _ACL_FEATURE_ "-ACL"
 #endif
 
-#ifdef HAVE_XZ
-#define _XZ_FEATURE_ "+XZ"
-#else
-#define _XZ_FEATURE_ "-XZ"
-#endif
-
-#ifdef HAVE_LZ4
-#define _LZ4_FEATURE_ "+LZ4"
-#else
-#define _LZ4_FEATURE_ "-LZ4"
-#endif
-
 #ifdef HAVE_SECCOMP
 #define _SECCOMP_FEATURE_ "+SECCOMP"
 #else
@@ -121,8 +109,6 @@
         _GCRYPT_FEATURE_ " "                                            \
         _GNUTLS_FEATURE_ " "                                            \
         _ACL_FEATURE_ " "                                               \
-        _XZ_FEATURE_ " "                                                \
-        _LZ4_FEATURE_ " "                                               \
         _SECCOMP_FEATURE_ " "                                           \
         _BLKID_FEATURE_ " "                                             \
         _ELFUTILS_FEATURE_ " "                                          \
-- 
2.30.2