Update Install.txt for Xcode

1 files changed, 12 insertions, 3 deletions

diff --git a/Install.txt b/Install.txt
index f5bbe18d..db15ed5e 100644
--- a/Install.txt
+++ b/Install.txt
@@ -78,7 +78,16 @@ LLVM's libc++ is also supported, so you can:
     export CXXFLAGS="-std=c++11 -stdlib=libc++"

     make

 

-If you target 32-bit IA-32 machines (i386, i586 or i686), then the makefile forgoes -fPIC due to register pressures. You should add -fPIC yourself in this case:

+If you are using the library on OS X with XCode then you should add LLVM's libc++. You can do so by modifying CXXFLAGS, or you can modify the GNUmakefile. To modify the GNUmakefile, open it and find the line for OS X builds around line 150:

+

+    ifneq ($(IS_DARWIN),0)

+      CXX ?= c++

+      CRYPTOPP_CXXFLAGS += -stdlib=libc++

+      AR = libtool

+      ARFLAGS = -static -o

+    endif

+

+If you target 32-bit IA-32 machines (i386, i586 or i686), then the makefile forgoes -fPIC due to register pressures. You should add -fPIC yourself, if needed:

 

     CXXFLAGS="-DNDEBUG -g2 -O3 -fPIC" make

 

@@ -86,7 +95,7 @@ You can also override a variable so that only your flags are present. That is, t
 

     make CXXFLAGS="-std=c++11"

 

-Crypto++ does not enagage Specter remediations at this time. You can build with Specter resistance with the following flags:

+Crypto++ does not engage Specter remediations at this time. You can build with Specter resistance with the following flags:

 

     CXXFLAGS="-DNDEBUG -g2 -O3 -mfunction-return=thunk -mindirect-branch=thunk" make

 

@@ -227,6 +236,6 @@ The library also offers its test script for those who want to use it. The test s
 REPORTING PROBLEMS

 ------------------

 

-Dirty compiles and failures in the validation suite or test vectors should be reported at the Crypto++ User Group. The User Group is located at http://groups.google.com/forum/#!forum/cryptopp-users.

+Build failures, dirty compiles and failures in the validation suite or test vectors should be reported at the Crypto++ User Group. The User Group is located at http://groups.google.com/forum/#!forum/cryptopp-users.

 

 The library uses Wei Dai's GitHub to track issues. The tracker is located at http://github.com/weidai11/cryptopp/issues. Please do not ask questions in the bug tracker; ask questions on the mailing list instead. Also see http://www.cryptopp.com/wiki/Bug_Report.