From 18d2d38ba4c03d48a772174f3de856d81ff39a4f Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 6 Jun 2016 18:17:33 +0200
Subject: Major redesign of wrappers

---
 msvc-link-common | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100755 msvc-link-common

(limited to 'msvc-link-common')

diff --git a/msvc-link-common b/msvc-link-common
new file mode 100755
index 0000000..64c8a0c
--- /dev/null
+++ b/msvc-link-common
@@ -0,0 +1,80 @@
+#! /usr/bin/env bash
+
+# Common link.exe driver that expects the VC and LIB variables to be set for
+# the specific MSVC version/configuration set.
+
+trap "{ exit 1; }" ERR
+set -o errtrace # Trap in functions.
+
+function info () { echo "$*" 1>&2; }
+function error () { info "$*"; exit 1; }
+
+source $(dirname $(realpath ${BASH_SOURCE[0]}))/msvc-common
+
+# Translate absolute paths from POSIX to Windows. Use bash array to store
+# arguments in case they contain spaces.
+#
+# This needs to be done for both certain option values and arguments.
+# Arguments are tricky in that unless we recognize every option, and option
+# may look a lot like an absolute POSIX path (e.g., /nologo). The heuristics
+# that we are going to use here is that if the argument starts with / and
+# contains at least one more /, then we consider it an argument. Otherwise --
+# an options. We will also explicitly recognize certain options which may
+# not fit this scheme well.
+#
+args=()
+
+while [ $# -gt 0 ]; do
+  case $1 in
+
+    # /DEF[:filename]
+    # /OUT:filename
+    #
+    [/-]DEF:* | \
+    [/-]OUT:*)
+      args=("${args[@]}" "$(split_translate 5 $1)")
+      shift
+      ;;
+
+    # @@ TODO
+    #
+
+    # /LIBPATH:dir
+    #
+    [/-]LIBPATH:*)
+      args=("${args[@]}" "$(split_translate 9 $1)")
+      shift
+      ;;
+
+    # Handle other options with separate values. This makes sure we don't try
+    # to path-translate them.
+    #
+
+    # @@ TODO
+
+    # Handle other options with combined values that could possibly be
+    # interpreted as paths, for example /EXTRACT:foo/bar.obj.
+    #
+
+    # @@ TODO
+
+    # Option or argument.
+    #
+    *)
+      # If contains at least two slashes, treat it as a path.
+      #
+      if [[ "$1" == /*/* ]]; then
+	args=("${args[@]}" "$(translate $1)")
+      else
+	args=("${args[@]}" "$1")
+      fi
+      shift
+      ;;
+  esac
+done
+
+export LIB
+
+# Link.exe always sends diagnostics to stdout.
+#
+msvc_exec 1 "$VC\\bin\\link.exe" "${args[@]}"
-- 
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