From 09a4f4da39e73c59cd4f7f1c13432ac4007e53cd Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Wed, 9 Mar 2016 15:43:57 -0800
Subject: [PATCH] GUAC-236: Add libavcodec to guacenc build. Conditionally
 compile guacenc and guacd.

---
 Makefile.am             | 10 ++++--
 configure.ac            | 72 +++++++++++++++++++++++++++++++++++++++++
 src/guacenc/Makefile.am |  8 +++--
 3 files changed, 85 insertions(+), 5 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 57dc3bda..608ea90d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -39,8 +39,6 @@ DIST_SUBDIRS =           \
 SUBDIRS =       \
     src/libguac \
     src/common  \
-    src/guacd   \
-    src/guacenc \
     tests
 
 if ENABLE_COMMON_SSH
@@ -67,6 +65,14 @@ if ENABLE_VNC
 SUBDIRS += src/protocols/vnc
 endif
 
+if ENABLE_GUACD
+SUBDIRS += src/guacd
+endif
+
+if ENABLE_GUACENC
+SUBDIRS += src/guacenc
+endif
+
 EXTRA_DIST =     \
     LICENSE      \
     bin/guacctl  \
diff --git a/configure.ac b/configure.ac
index d4d2644e..b30db0a7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -146,6 +146,25 @@ AC_ARG_WITH(guacd_conf,
             [guacd_conf=/etc/guacamole/guacd.conf])
 AC_DEFINE_UNQUOTED([GUACD_CONF_FILE], ["$guacd_conf"], [The full path to the guacd config file])
 
+#
+# libavcodec
+#
+
+have_libavcodec=disabled
+AC_ARG_WITH([libavcodec],
+            [AS_HELP_STRING([--with-libavcodec],
+                            [use libavcodec when encoding video @<:@default=check@:>@])],
+            [],
+            [with_libavcodec=check])
+
+if test "x$with_libavcodec" != "xno"
+then
+    have_libavcodec=yes
+    PKG_CHECK_MODULES([AVCODEC], [libavcodec],, [have_libavcodec=no]);
+fi
+
+AM_CONDITIONAL([ENABLE_AVCODEC], [test "x${have_libavcodec}" = "xyes"])
+
 #
 # libssl
 #
@@ -966,6 +985,34 @@ fi
 AM_CONDITIONAL([ENABLE_WEBP], [test "x${have_webp}" = "xyes"])
 AC_SUBST(WEBP_LIBS)
 
+#
+# guacd
+#
+
+AC_ARG_ENABLE([guacd],
+              [AS_HELP_STRING([--disable-guacd],
+                              [do not build the Guacamole proxy daemon])],
+              [],
+              [enable_guacd=yes])
+
+AM_CONDITIONAL([ENABLE_GUACD], [test "x${enable_guacd}"  = "xyes"])
+
+#
+# guacenc
+#
+
+AC_ARG_ENABLE([guacenc],
+              [AS_HELP_STRING([--disable-guacenc],
+                              [do not build the Guacamole video encoding tool])],
+              [],
+              [enable_guacenc=yes])
+
+AM_CONDITIONAL([ENABLE_GUACENC], [test "x${enable_guacenc}"  = "xyes" \
+                                    -a "x${have_libavcodec}" = "xyes"])
+
+#
+# Output Makefiles
+#
 
 AC_CONFIG_FILES([Makefile
                  tests/Makefile
@@ -981,13 +1028,32 @@ AC_CONFIG_FILES([Makefile
                  src/protocols/vnc/Makefile])
 AC_OUTPUT
 
+#
+# Protocol build status
+#
+
 AM_COND_IF([ENABLE_RDP],    [build_rdp=yes],    [build_rdp=no])
 AM_COND_IF([ENABLE_SSH],    [build_ssh=yes],    [build_ssh=no])
 AM_COND_IF([ENABLE_TELNET], [build_telnet=yes], [build_telnet=no])
 AM_COND_IF([ENABLE_VNC],    [build_vnc=yes],    [build_vnc=no])
 
+#
+# Service / tool build status
+#
+
+AM_COND_IF([ENABLE_GUACD],   [build_guacd=yes],   [build_guacd=no])
+AM_COND_IF([ENABLE_GUACENC], [build_guacenc=yes], [build_guacenc=no])
+
+#
+# Init scripts
+#
+
 AM_COND_IF([ENABLE_INIT], [build_init="${init_dir}"], [build_init=no])
 
+#
+# Display summary
+#
+
 echo "
 ------------------------------------------------
 $PACKAGE_NAME version $PACKAGE_VERSION
@@ -997,6 +1063,7 @@ $PACKAGE_NAME version $PACKAGE_VERSION
 
      freerdp ............. ${have_freerdp}
      pango ............... ${have_pango}
+     libavcodec .......... ${have_libavcodec}
      libssh2 ............. ${have_libssh2}
      libssl .............. ${have_ssl}
      libtelnet ........... ${have_libtelnet}
@@ -1012,6 +1079,11 @@ $PACKAGE_NAME version $PACKAGE_VERSION
       Telnet .... ${build_telnet}
       VNC ....... ${build_vnc}
 
+   Services / tools:
+
+      guacd ...... ${build_guacd}
+      guacenc .... ${build_guacenc}
+
    Init scripts: ${build_init}
 
 Type \"make\" to compile $PACKAGE_NAME.
diff --git a/src/guacenc/Makefile.am b/src/guacenc/Makefile.am
index d448c613..a2c807df 100644
--- a/src/guacenc/Makefile.am
+++ b/src/guacenc/Makefile.am
@@ -73,13 +73,15 @@ endif
 
 guacenc_CFLAGS =            \
     -Werror -Wall -pedantic \
+    @AVCODEC_CFLAGS@        \
     @LIBGUAC_INCLUDE@
 
 guacenc_LDADD =     \
     @LIBGUAC_LTLIB@
 
-guacenc_LDFLAGS = \
-    @CAIRO_LIBS@  \
-    @JPEG_LIBS@   \
+guacenc_LDFLAGS =  \
+    @AVCODEC_LIBS@ \
+    @CAIRO_LIBS@   \
+    @JPEG_LIBS@    \
     @WEBP_LIBS@