Add icon library to link target - needed on Mac OS X - thanks Kornel

[lyx.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index e05681c49d3ffb7e960d7cec18c3eff1f20bd152..77fe598f8b113bde5cb0955bb75b7e4ca644490d 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -35,8 +35,6 @@ AM_INIT_AUTOMAKE([foreign dist-bzip2 no-define 1.8] LYX_OBJECTS_LAYOUT)
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 PACKAGE=$save_PACKAGE
 
-LYX_CHECK_GIT_COMMIT
-
 # Allow to build some parts of the code as one big chunk
 m4_define([ALLPARTS],[boost,client,insets,mathed,core,tex2lyx,frontend_qt])
 AC_ARG_ENABLE(monolithic-build,
@@ -286,10 +284,12 @@ char * strerror(int n);
 #define BOOST_NO_WSTRING 1
 #define BOOST_SIGNALS_NO_DEPRECATION_WARNING 1
 
-// TR1 regex not supported in GCC <= 4.5
-#ifndef LYX_USE_TR1
-#  if __GNUC__ == 4 
-#    define LYX_USE_TR1
+// <regex> in gcc is unusable in versions less than 4.9.0
+// see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53631
+// clang defines __GNUC__ but how do the versions match?
+#ifndef LYX_USE_STD_REGEX
+#  if (__GNUC__ == 4 && __GNUC_MINOR__ >= 9) || __GNUC__ > 4 || defined(USE_LLVM_LIBCPP)
+#    define LYX_USE_STD_REGEX
 #  endif
 #endif
 
@@ -327,7 +327,6 @@ AC_DEFINE_UNQUOTED([PROGRAM_SUFFIX],
        "${version_suffix}",[Program version suffix])
 
 AC_DEFINE_UNQUOTED([LYX_DATE],"$LYX_DATE",[Date of release])
-AC_DEFINE_UNQUOTED([LYX_GIT_COMMIT_HASH], "$lyxgitcommit", [Git commit])
 AC_DEFINE_UNQUOTED([VERSION_INFO],"$VERSION_INFO",[Full version info])
 AC_DEFINE_UNQUOTED([LYX_DIR_VER],"$lyx_dir_ver",[Versioned env var for system dir])
 AC_DEFINE_UNQUOTED([LYX_USERDIR_VER],"$lyx_userdir_ver",[Versioned env var for user dir])