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-rw-r--r--BOOTSTRAP-MINGW.cli30
1 files changed, 23 insertions, 7 deletions
diff --git a/BOOTSTRAP-MINGW.cli b/BOOTSTRAP-MINGW.cli
index 13f5969..7617f61 100644
--- a/BOOTSTRAP-MINGW.cli
+++ b/BOOTSTRAP-MINGW.cli
@@ -19,10 +19,8 @@ libgcc_s_*.dll
To build with MinGW you can either perform the following steps manually or, if
after reviewing the steps, you are happy with using the defaults, run the
\c{build-mingw.bat} batch file. It performs (and echoes) the same set of steps
-as outlined below but only allows you to customize the compiler and
-installation directory (run \c{build-mingw.bat /?} for usage). You can also
-specify an alternative package repository with the \c{BUILD2_REPO} environment
-variable.
+as outlined below but only allows you to customize the compiler, installation
+directory, and a few other things (run \c{build-mingw.bat /?} for usage).
For example, if your MinGW distribution is in \c{C:\\mingw\\}, then you could
run it (from the command prompt that we have started earlier) like this:
@@ -38,11 +36,19 @@ use just \c{g++} for the compiler:
> .\build-mingw.bat g++
\
+If you would like to speed the process up by compiling in parallel, then you
+can instruct \c{build-mingw.bat} to bootstrap using GNU make (comes in
+the \c{build2-mingw} package), for example:
+
+\
+> .\build-mingw.bat --make mingw32-make --make -j8 g++
+\
+
Note also that at about half way through (\c{bpkg fetch} at step 4 below) the
script will stop and prompt you to verify the authenticity of the repository
-certificate. To run the script unattended you can specify the repository
-fingerprint as a second argument, after the installation directory (see
-\c{build-mingw.bat /?} for details).
+certificate. To run the script unattended you can specify the certificate
+fingerprint with the \c{--trust} option (see \c{build-mingw.bat /?} for
+details).
The end result of the bootstrap process (performed either with the script or
manually) is the installed toolchain as well as the \c{bpkg} configuration in
@@ -77,6 +83,16 @@ compile options; run \c{bootstrap-mingw.bat /?} and see the
> build2\b-boot --version
\
+Alternatively, we can use the \c{bootstrap.gmake} GNU makefile to bootstrap
+in parallel:
+
+\
+> cd build2
+> mingw32-make -f bootstrap.gmake -j 8 CXX=g++ LDFLAGS=-static
+
+> build2\b-boot --version
+\
+
|
\li|\n\b{2. Bootstrap, Phase 2}\n