From a4138f1949cf92e186289ecb7b61b56bcb7675f4 Mon Sep 17 00:00:00 2001
From: Timm Bäder <tbaeder@redhat.com>
Date: Apr 01 2020 09:58:16 +0000
Subject: Read compiler from CC environment variable


Instead of hardcoding gcc

---

diff --git a/rpmfluff.py b/rpmfluff.py
index 3af090e..8c9a333 100644
--- a/rpmfluff.py
+++ b/rpmfluff.py
@@ -34,6 +34,8 @@ import subprocess
 
 UTF8ENCODE = None
 
+CC = os.getenv("CC", "gcc")
+
 def _which(cmd):
     """Hacked Python 3.3+ shutil.which() with limited functionality."""
     path = os.environ.get("PATH", os.defpath)
@@ -1205,7 +1207,7 @@ class SimpleRpmBuild(RpmBuild):
         """Add a simple source file to the sources, build it, and install it somewhere, using the given compilation flags"""
         _sourceId = self.add_source(SourceFile(sourceFileName, sourceContent))
         self.section_build += "%if 0%{?__isa_bits} == 32\n%define mopt -m32\n%endif\n"
-        self.section_build += "gcc %%{?mopt} %s %s\n"%(compileFlags, sourceFileName)
+        self.section_build += CC + " %%{?mopt} %s %s\n"%(compileFlags, sourceFileName)
         if createParentDirs:
             self.create_parent_dirs(installPath)
         self.section_install += "cp a.out $RPM_BUILD_ROOT/%s\n"%installPath
@@ -1224,7 +1226,7 @@ class SimpleRpmBuild(RpmBuild):
         """Add a simple source file to the sources, build it as a library, and
         install it somewhere, using the given compilation flags"""
         _sourceId = self.add_source(SourceFile(sourceFileName, sourceContent))
-        self.section_build += "gcc --shared -fPIC -o %s %s %s\n"%(libraryName, compileFlags, sourceFileName)
+        self.section_build += CC + " --shared -fPIC -o %s %s %s\n"%(libraryName, compileFlags, sourceFileName)
         if createParentDirs:
             self.create_parent_dirs(installPath)
         self.section_install += "cp %s $RPM_BUILD_ROOT/%s\n" % (libraryName, installPath)
@@ -1530,12 +1532,12 @@ class TestSimpleRpmBuild(unittest.TestCase):
             self.assert_enhances(rpmFile, 'test-enhancement')
 
     def test_add_buildrequires(self):
-        self.rpmbuild.add_build_requires("gcc")
+        self.rpmbuild.add_build_requires(CC)
         self.rpmbuild.make()
         srpmFile = self.rpmbuild.get_built_srpm()
         self.assert_is_file(srpmFile)
 
-        self.assert_requires(srpmFile, 'gcc')
+        self.assert_requires(srpmFile, CC)
 
     def test_add_vendor(self):
         vendor = 'My own RPM Lab'