From 2c7cd7b91b5ab3f17ac0cf8cd42723504f2bea88 Mon Sep 17 00:00:00 2001
From: Christian Persch <chpe@gnome.org>
Date: Thu, 4 Jun 2009 22:35:40 +0200
Subject: [PATCH] Add poppler version defines and version check macro

Add POPPLER_[MAJOR|MINOR|MICRO]_VERSION defines and
POPPLER_CHECK_VERSION macro. FDO bug #22091.
---
 configure.ac                              |   11 ++++-
 glib/poppler-features.h.in                |    9 +++
 glib/reference/poppler-docs.sgml          |    1 +
 glib/reference/poppler-sections.txt       |   10 ++++
 glib/reference/tmpl/poppler-features.sgml |   80 +++++++++++++++++++++++++++++
 5 files changed, 110 insertions(+), 1 deletions(-)
 create mode 100644 glib/reference/tmpl/poppler-features.sgml

diff --git a/configure.ac b/configure.ac
index 1eb8fd1..605251e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,10 @@
+m4_define([poppler_version_major],[0])
+m4_define([poppler_version_minor],[11])
+m4_define([poppler_version_micro],[0])
+m4_define([poppler_version],[poppler_version_major.poppler_version_minor.poppler_version_micro])
+
 AC_PREREQ(2.59)
-AC_INIT(poppler, 0.11.0)
+AC_INIT([poppler],[poppler_version],[https://bugs.freedesktop.org/enter_bug.cgi?product=poppler])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([foreign])
 AM_CONFIG_HEADER(config.h)
@@ -496,6 +501,10 @@ esac
 AC_SUBST(PC_REQUIRES)
 AC_SUBST(PC_REQUIRES_PRIVATE)
 
+AC_SUBST([POPPLER_MAJOR_VERSION],[poppler_version_major])
+AC_SUBST([POPPLER_MINOR_VERSION],[poppler_version_minor])
+AC_SUBST([POPPLER_MICRO_VERSION],[poppler_version_micro])
+
 AC_OUTPUT([
 Makefile
 goo/Makefile
diff --git a/glib/poppler-features.h.in b/glib/poppler-features.h.in
index 7b72569..99c7ed8 100644
--- a/glib/poppler-features.h.in
+++ b/glib/poppler-features.h.in
@@ -22,4 +22,13 @@
 @CAIRO_FEATURE@
 @GDK_FEATURE@
 
+#define POPPLER_MAJOR_VERSION (@POPPLER_MAJOR_VERSION@)
+#define POPPLER_MINOR_VERSION (@POPPLER_MINOR_VERSION@)
+#define POPPLER_MICRO_VERSION (@POPPLER_MICRO_VERSION@)
+
+#define POPPLER_CHECK_VERSION(major,minor,micro) \
+  (POPPLER_MAJOR_VERSION > (major) || \
+   (POPPLER_MAJOR_VERSION == (major) && POPPLER_MINOR_VERSION > (minor)) || \
+   (POPPLER_MAJOR_VERSION == (major) && POPPLER_MINOR_VERSION == (minor) && POPPLER_MICRO_VERSION >= (micro)))
+
 #endif /* __POPPLER_FEATURES_H__ */
diff --git a/glib/reference/poppler-docs.sgml b/glib/reference/poppler-docs.sgml
index e75d4cd..ded9a9c 100644
--- a/glib/reference/poppler-docs.sgml
+++ b/glib/reference/poppler-docs.sgml
@@ -17,5 +17,6 @@
     <xi:include href="xml/poppler-enums.xml"/>
     <xi:include href="xml/poppler-annot.xml"/>
     <xi:include href="xml/poppler-layer.xml"/>
+    <xi:include href="xml/poppler-features.h.xml"/>
   </chapter>
 </book>
diff --git a/glib/reference/poppler-sections.txt b/glib/reference/poppler-sections.txt
index 5388be0..070fdc9 100644
--- a/glib/reference/poppler-sections.txt
+++ b/glib/reference/poppler-sections.txt
@@ -308,3 +308,13 @@ poppler_layer_hide
 poppler_layer_is_parent
 poppler_layer_get_radio_button_group_id
 </SECTION>
+
+<SECTION>
+<FILE>poppler-features</FILE>
+POPPLER_HAS_CAIRO
+POPPLER_WITH_GDK
+POPPLER_MAJOR_VERSION
+POPPLER_MINOR_VERSION
+POPPLER_MICRO_VERSION
+POPPLER_CHECK_VERSION
+</SECTION>
diff --git a/glib/reference/tmpl/poppler-features.sgml b/glib/reference/tmpl/poppler-features.sgml
new file mode 100644
index 0000000..22f90b0
--- /dev/null
+++ b/glib/reference/tmpl/poppler-features.sgml
@@ -0,0 +1,80 @@
+<!-- ##### SECTION Title ##### -->
+Version and Features Information
+
+<!-- ##### SECTION Short_Description ##### -->
+Variables and functions to check the poppler version and features
+
+<!-- ##### SECTION Long_Description ##### -->
+<para>
+Poppler provides version information, and information about features
+enabled at compile time. This is primarily useful in configure checks
+for builds that have a configure script, or for allowing code to optionally
+depend but not require a specific poppler version.
+</para>
+
+<!-- ##### SECTION See_Also ##### -->
+<para>
+
+</para>
+
+<!-- ##### SECTION Stability_Level ##### -->
+
+
+<!-- ##### MACRO POPPLER_HAS_CAIRO ##### -->
+<para>
+Defined if poppler was compiled with cairo support.
+</para>
+
+
+
+<!-- ##### MACRO POPPLER_WITH_GDK ##### -->
+<para>
+Defined if poppler was compiled with GDK support.
+</para>
+
+
+
+<!-- ##### MACRO POPPLER_MAJOR_VERSION ##### -->
+<para>
+The major version number of the poppler header files (e.g. in poppler version
+0.1.2 this is 0.)
+</para>
+
+Since: 0.11
+
+
+
+<!-- ##### MACRO POPPLER_MINOR_VERSION ##### -->
+<para>
+
+</para>
+The major version number of the poppler header files (e.g. in poppler version
+0.1.2 this is 1.)
+
+Since: 0.11
+
+
+
+<!-- ##### MACRO POPPLER_MICRO_VERSION ##### -->
+<para>
+The micro version number of the poppler header files (e.g. in poppler version
+0.1.2 this is 2.)
+</para>
+
+Since: 0.11
+
+
+
+<!-- ##### MACRO POPPLER_CHECK_VERSION ##### -->
+<para>
+Returns %TRUE if the version of the poppler header files is the same
+as or newer than the passed-in version.
+</para>
+
+@major: major version (e.g. 0 for version 0.1.2)
+@minor: minor version (e.g. 1 for version 0.1.2)
+@micro: micro version (e.g. 2 for version 0.1.2)
+
+Since: 0.11
+
+
-- 
1.6.2.2.471.g6da14