Wininstaller, fix bug where previous installations, with emergency version greater...

[lyx.git] / INSTALL

diff --git a/INSTALL b/INSTALL
index 0059087c39625b05f2be7687f95af01b8314fe39..99114b2de356456c65330ed9caf3d0a1a2ccc27c 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -6,7 +6,7 @@ Quick compilation guide
 
 These four steps will compile, test and install LyX:
 
-       0) Linux users beware: You need qt4 and qt4-devel packages
+       0) Linux users beware: You need qt4/5 and qt4/5-devel packages
           of the same version to compile LyX.
 
           In general, it is also recommended to have pkg-config
@@ -18,6 +18,7 @@ These four steps will compile, test and install LyX:
           (for example, "--with-qt-dir=/usr/share/qt4/") if the
           environment variable QTDIR is not set and pkg-config is not
           available.
+          You will need --enable-qt5 switch for choosing qt5 over qt4.
 
           See Note below if ./configure script is not present.
 
@@ -36,8 +37,8 @@ Note for Git checkouts
 -----------------------------
 
 If you have checked this out from Git, you need to have:
-* automake (supported versions are 1.8--1.15)
-* autoconf (supported versions are 2.60--2.69)
+* automake (supported versions are 1.14--1.16)
+* autoconf (supported versions are 2.65--2.69)
 Then type "./autogen.sh" to build the needed configuration
 files and proceed as stated above/below.
 
@@ -49,17 +50,17 @@ Requirements
 
 First of all, you will need a recent C++ compiler, where recent means
 that the compilers are close to C++11 standard conforming like gcc (at
-least 4.3) or clang.
+least 4.6) or clang.
 
 LyX makes great use of the C++ Standard Template Library (STL).
 This means that gcc users will have to install the relevant libstdc++
 library to be able to compile this version of LyX.
 
-For full LyX usability we suggest to use Qt 4.x and at least Qt 4.8 which
-has been widely tested. For compilation you need to compile against at
-least Qt 4.5.0 and at Windows we advise at highest Qt 4.8.4. The only
-special point to make is that you must ensure that both LyX and the
-Qt libraries are compiled with the same C++ compiler.
+For full LyX usability we suggest to use Qt 5.6 and higher, or at the
+very least Qt 5.4. For compilation you need to compile against at least
+Qt 4.8 which has been widely tested, and for Windows we advise at least
+Qt 4.8.4. The only special point to make is that you must ensure that
+both LyX and the Qt libraries are compiled with the same C++ compiler.
 
 To build LyX with spell checking capabilities included you have to
 install at least one of the development packages of the spell checker
@@ -227,6 +228,9 @@ The following options allow you to tweak the generated code more precisely (see
     --without-included-boost is specified). You may have to use
     --disable-stdlib-debug when linking development versions against
     your system's boost library.
+    The same problem applies to hunspell (as of hunspell 1.5). So either
+    compile --with-included-hunspell or --disable-stdlib-debug when
+    linking development versions against your system's hunspell library.
 
   o --enable-monolithic-build[=boost,client,insets,mathed,core,tex2lyx,frontend-qt4]
     that enables monolithic build of the given parts of the source