Support cproc C11 compiler (#2787)

Add support for cproc C11 compiler.
cproc is a lightweight compiler using the QBE backend.

Fixes #2755

1 files changed, 40 insertions, 0 deletions

diff --git a/lib/compilers/cproc.js b/lib/compilers/cproc.js
new file mode 100644
index 000000000..1d47f642d
--- /dev/null
+++ b/lib/compilers/cproc.js
@@ -0,0 +1,40 @@
+// Copyright (c) 2021, Compiler Explorer Authors
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//     * Redistributions of source code must retain the above copyright notice,
+//       this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above copyright
+//       notice, this list of conditions and the following disclaimer in the
+//       documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+import path from 'path';
+
+import { BaseCompiler } from '../base-compiler';
+
+export class CprocCompiler extends BaseCompiler {
+    static get key() { return 'cproc'; }
+
+    getDefaultExecOptions() {
+        const execOptions = super.getDefaultExecOptions();
+
+        // needed for finding the qbe program
+        let toolroot = path.resolve(path.dirname(this.compiler.exe));
+        execOptions.env.PATH = execOptions.env.PATH + ':' + toolroot;
+        return execOptions;
+    }
+}