From 9dea7522023370177af170db0017e6b4b280c360 Mon Sep 17 00:00:00 2001
From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Tue, 18 Jan 2011 08:49:24 +0000
Subject: [PATCH] Added configure option to disable building rrd_graph:
 --disable-rrd_graph. With support from Ulf Zimmermann (OpenLane)

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.4/program@2172 a5681a0c-68f1-0310-ab6d-d61299d08faa
---
 configure.ac    | 14 ++++++++++++++
 src/Makefile.am | 15 +++++++++------
 src/rrd_tool.c  | 13 ++++++++++++-
 3 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/configure.ac b/configure.ac
index 6ed90df..12f6ece 100644
--- a/configure.ac
+++ b/configure.ac
@@ -102,6 +102,13 @@ AC_DEFINE_UNQUOTED(RRDGRAPH_YLEGEND_ANGLE,${RRDGRAPH_YLEGEND_ANGLE:-90.0},
 AC_ARG_ENABLE(rrdcgi,AS_HELP_STRING([--disable-rrdcgi],[disable building of rrdcgi]),
 [],[enable_rrdcgi=yes])
 
+AC_ARG_ENABLE(rrd_graph,AS_HELP_STRING([--disable-rrd_graph],[disable all rrd_graph functions]),
+[enable_rrdcgi=no],[enable_rrd_graph=yes])
+
+if test $enable_rrd_graph != no; then
+ AC_DEFINE([HAVE_RRD_GRAPH], [], [is rrd_graph supported by this install])
+fi
+
 dnl Check if we run on a system that has fonts
 AC_ARG_WITH(rrd-default-font,
 [  --with-rrd-default-font=[OPTIONS]  set the full path to your default font.],
@@ -536,9 +543,12 @@ AM_CONDITIONAL(BUILD_LIBWRAP,[test $have_libwrap != no])
 
 AM_CONDITIONAL(BUILD_RRDCGI,[test $enable_rrdcgi != no])
 
+AM_CONDITIONAL(BUILD_RRDGRAPH,[test $enable_rrd_graph != no])
+
 
 CORE_LIBS="$LIBS"
 
+if test $enable_rrd_graph != no; then
 dnl EX_CHECK_ALL(z,          zlibVersion,               zlib.h,                 zlib,        1.2.3,  http://www.gzip.org/zlib/, "")
 dnl EX_CHECK_ALL(png,        png_access_version_number, png.h,                  libpng,      1.2.10,  http://prdownloads.sourceforge.net/libpng/, "")
 dnl EX_CHECK_ALL(freetype,   FT_Init_FreeType,          ft2build.h,		freetype2,   2.1.10,  http://prdownloads.sourceforge.net/freetype/, /usr/include/freetype2)
@@ -549,6 +559,9 @@ EX_CHECK_ALL(cairo,      cairo_pdf_surface_create,      cairo-pdf.h,
 EX_CHECK_ALL(cairo,      cairo_ps_surface_create,       cairo-ps.h,             cairo-ps,    1.4.6,  http://cairographics.org/releases/, "")
 EX_CHECK_ALL(glib-2.0,   glib_check_version,            glib.h,                 glib-2.0,    2.12.12, ftp://ftp.gtk.org/pub/glib/2.12/, "")
 EX_CHECK_ALL(pangocairo-1.0,  pango_cairo_context_set_font_options,  pango/pango.h,  pangocairo,  1.17,    http://ftp.gnome.org/pub/GNOME/sources/pango/1.17, "")
+
+fi
+
 EX_CHECK_ALL(xml2,       xmlParseFile,                  libxml/parser.h,        libxml-2.0,        2.6.31,  http://xmlsoft.org/downloads.html, /usr/include/libxml2)
 
 if test "$EX_CHECK_ALL_ERR" = "YES"; then
@@ -957,6 +970,7 @@ echo "Config is DONE!"
 echo
 echo "          With MMAP IO: $enable_mmap"
 echo "      Build rrd_getopt: $build_getopt"
+echo "       Build rrd_graph: $enable_rrd_graph"
 echo "       Static programs: $staticprogs"
 echo "          Perl Modules: $COMP_PERL"
 echo "           Perl Binary: $PERL"
diff --git a/src/Makefile.am b/src/Makefile.am
index 9998e4a..5ec27da 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -32,24 +32,27 @@ UPD_C_FILES =		\
 	rrd_update.c
 
 RRD_C_FILES =		\
-	hash_32.c	\
-	pngsize.c	\
 	rrd_create.c	\
-	rrd_graph.c	\
-	rrd_graph_helper.c	\
+	hash_32.c	\
 	rrd_version.c	\
 	rrd_last.c	\
 	rrd_lastupdate.c	\
 	rrd_first.c	\
 	rrd_restore.c	\
-	rrd_xport.c	\
-	rrd_gfx.c \
 	rrd_dump.c	\
 	rrd_flushcached.c \
 	rrd_fetch.c	\
 	rrd_resize.c \
 	rrd_tune.c
 
+if BUILD_RRDGRAPH
+RRD_C_FILES += rrd_graph.c	\
+	rrd_graph_helper.c	\
+	rrd_xport.c	\
+	rrd_gfx.c \
+	pngsize.c
+endif
+
 noinst_HEADERS = \
 	unused.h \
         gettext.h \
diff --git a/src/rrd_tool.c b/src/rrd_tool.c
index a135dd4..156f96b 100644
--- a/src/rrd_tool.c
+++ b/src/rrd_tool.c
@@ -695,6 +695,7 @@ int HandleInputLine(
             free(data);
         }
     } else if (strcmp("xport", argv[1]) == 0) {
+#ifdef HAVE_RRD_GRAPH
         int       xxsize;
         unsigned long int j = 0;
         time_t    start, end, ti;
@@ -771,7 +772,11 @@ int HandleInputLine(
             setlocale(LC_NUMERIC, old_locale);
         }
         free(vtag);
+#else
+        rrd_set_error("the instance of rrdtool has been compiled without graphics");
+#endif
     } else if (strcmp("graph", argv[1]) == 0) {
+#ifdef HAVE_RRD_GRAPH
         char    **calcpr;
 
 #ifdef notused /*XXX*/
@@ -805,7 +810,11 @@ int HandleInputLine(
             }
         }
 
+#else
+       rrd_set_error("the instance of rrdtool has been compiled without graphics");
+#endif
     } else if (strcmp("graphv", argv[1]) == 0) {
+#ifdef HAVE_RRD_GRAPH
         rrd_info_t *grinfo = NULL;  /* 1 to distinguish it from the NULL that rrd_graph sends in */
 
         grinfo = rrd_graph_v(argc - 1, &argv[1]);
@@ -813,7 +822,9 @@ int HandleInputLine(
             rrd_info_print(grinfo);
             rrd_info_free(grinfo);
         }
-
+#else
+       rrd_set_error("the instance of rrdtool has been compiled without graphics");
+#endif
     } else if (strcmp("tune", argv[1]) == 0)
         rrd_tune(argc - 1, &argv[1]);
 #ifndef WIN32
-- 
2.30.2