From fbcacb590beb981d252e9f46baec9461ff1e7fd9 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Sat, 21 Nov 2015 00:35:52 +0100
Subject: {android,win32}/build.py: FfmpegProject detects CPU and OS

---
 android/build.py | 22 +++++++++++++++++++---
 win32/build.py   | 21 +++++++++++++++++++--
 2 files changed, 38 insertions(+), 5 deletions(-)

diff --git a/android/build.py b/android/build.py
index a549774fa..6555b1f21 100755
--- a/android/build.py
+++ b/android/build.py
@@ -93,6 +93,10 @@ class AndroidNdkToolchain:
         self.ldflags = '--sysroot=' + self.sysroot + ' -L' + os.path.join(install_prefix, 'lib')
         self.libs = ''
 
+        self.is_arm = self.ndk_arch == 'arm'
+        self.is_armv7 = self.is_arm and 'armv7' in self.cflags
+        self.is_windows = False
+
         libstdcxx_path = os.path.join(ndk_path, 'sources/cxx-stl/gnu-libstdc++', gcc_version)
         libstdcxx_cppflags = '-isystem ' + os.path.join(libstdcxx_path, 'include') + ' -isystem ' + os.path.join(libstdcxx_path, 'libs', android_abi, 'include')
         if use_clang:
@@ -125,6 +129,16 @@ class FfmpegProject(Project):
         src = self.unpack(toolchain)
         build = self.make_build_path(toolchain)
 
+        if toolchain.is_arm:
+            arch = 'arm'
+        else:
+            arch = 'x86'
+
+        if toolchain.is_windows:
+            target_os = 'mingw32'
+        else:
+            target_os = 'linux'
+
         configure = [
             os.path.join(src, 'configure'),
             '--cc=' + toolchain.cc,
@@ -136,12 +150,14 @@ class FfmpegProject(Project):
             '--extra-libs=' + toolchain.libs,
             '--ar=' + toolchain.ar,
             '--enable-cross-compile',
-            '--target-os=linux',
-            '--arch=' + toolchain.ndk_arch,
-            '--cpu=cortex-a8',
+            '--arch=' + arch,
+            '--target-os=' + target_os,
             '--prefix=' + toolchain.install_prefix,
         ] + self.configure_args
 
+        if toolchain.is_armv7:
+            configure.append('--cpu=cortex-a8')
+
         subprocess.check_call(configure, cwd=build, env=toolchain.env)
         subprocess.check_call(['/usr/bin/make', '--quiet', '-j12'], cwd=build, env=toolchain.env)
         subprocess.check_call(['/usr/bin/make', '--quiet', 'install'], cwd=build, env=toolchain.env)
diff --git a/win32/build.py b/win32/build.py
index 7c77109b7..ccdef3053 100755
--- a/win32/build.py
+++ b/win32/build.py
@@ -51,6 +51,10 @@ class CrossGccToolchain:
         self.ldflags = '-L' + os.path.join(install_prefix, 'lib')
         self.libs = ''
 
+        self.is_arm = arch.startswith('arm')
+        self.is_armv7 = self.is_arm and 'armv7' in self.cflags
+        self.is_windows = 'mingw32' in arch
+
         self.env = dict(os.environ)
 
         # redirect pkg-config to use our root directory instead of the
@@ -92,6 +96,16 @@ class FfmpegProject(Project):
         src = self.unpack(toolchain)
         build = self.make_build_path(toolchain)
 
+        if toolchain.is_arm:
+            arch = 'arm'
+        else:
+            arch = 'x86'
+
+        if toolchain.is_windows:
+            target_os = 'mingw32'
+        else:
+            target_os = 'linux'
+
         configure = [
             os.path.join(src, 'configure'),
             '--cc=' + toolchain.cc,
@@ -103,12 +117,15 @@ class FfmpegProject(Project):
             '--extra-libs=' + toolchain.libs,
             '--ar=' + toolchain.ar,
             '--enable-cross-compile',
-            '--arch=x86',
-            '--target-os=mingw32',
+            '--arch=' + arch,
+            '--target-os=' + target_os,
             '--cross-prefix=' + toolchain.arch + '-',
             '--prefix=' + toolchain.install_prefix,
         ] + self.configure_args
 
+        if toolchain.is_armv7:
+            configure.append('--cpu=cortex-a8')
+
         subprocess.check_call(configure, cwd=build, env=toolchain.env)
         subprocess.check_call(['/usr/bin/make', '--quiet', '-j12'],
                               cwd=build, env=toolchain.env)
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