From a18b73adad8a72c2ceb3782477f946b70ca6eeea Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Fri, 19 Aug 2022 23:50:54 +0300
Subject: Add compile and link options to build scripts

---
 build-clang.bat.in | 52 +++++++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 45 insertions(+), 7 deletions(-)

(limited to 'build-clang.bat.in')

diff --git a/build-clang.bat.in b/build-clang.bat.in
index dadb1f7..c983aae 100644
--- a/build-clang.bat.in
+++ b/build-clang.bat.in
@@ -8,7 +8,7 @@ goto start
 
 :usage
 echo.
-echo Usage: %0 [/?] [^<options^>] [^<clang++-compiler^>]
+echo Usage: %0 [/?] [^<options^>] [--] [^<clang++-compiler^>] [^<compile-options^>] [-- ^<link-options^>]
 echo Options:
 echo   --local                Don't build from packages, only from local source.
 echo   --no-bpkg              Don't install bpkg nor bdep ^(requires --local^).
@@ -263,15 +263,48 @@ if "_%~1_" == "_--verbose_" (
 
 if "_%~1_" == "_--_" shift
 
-rem Validate options and arguments.
-rem
-
 rem Compiler.
 rem
 if "_%1_" == "__" (
   set "cxx=clang++"
 ) else (
-  set "cxx=%1"
+  set "cxx=%~1"
+  shift
+)
+
+rem Compile and link options.
+rem
+set "compile_ops="
+set "link_ops="
+
+:compile_options
+if not "_%1_" == "__" (
+  if not "_%~1_" == "_--_" (
+    set "compile_ops=%compile_ops% %~1"
+    shift
+    goto compile_options
+  ) else (
+    shift
+  )
+)
+
+:link_options
+if not "_%1_" == "__" (
+  set "link_ops=%link_ops% %~1"
+  shift
+  goto link_options
+)
+
+if not "_%compile_ops%_" == "__" (
+  set coptions="config.cc.coptions=-m64%compile_ops%"
+) else (
+  set coptions="config.cc.coptions=-m64 -O2"
+)
+
+if not "_%link_ops%_" == "__" (
+  set loptions="config.cc.loptions=%link_ops:~1%"
+) else (
+  set "loptions="
 )
 
 rem Merge jobs and make_options into make.
@@ -284,6 +317,9 @@ if not "_%make%_" == "__" (
   if not "_%make_options%_" == "__" set "make=!make!%make_options%"
 )
 
+rem Validate options and arguments.
+rem
+
 rem If --no-bpkg is specified, then we require --local to also be specified
 rem since it won't be possible to build things from packages without bpkg.
 rem Also imply --no-bdep in this case, since bdep is pretty much useless
@@ -454,7 +490,8 @@ cd ..
 build2\build2\b-boot %verbose% configure^
  config.config.hermetic=true^
  config.cxx=%cxx%^
- "config.cc.coptions=-m64 -O2"^
+ %coptions%^
+ %loptions%^
  config.bin.lib=shared^
  config.install.root=%idir%^
  %conf_exe_affixes%
@@ -575,7 +612,8 @@ cd %cdir%
  cc^
  config.config.hermetic=true^
  config.cxx=%cxx%^
- "config.cc.coptions=-m64 -O2"^
+ %coptions%^
+ %loptions%^
  config.bin.lib=shared^
  config.install.root=%idir%^
  %conf_exe_affixes%
-- 
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