From 2d06c4d58f9d02e6e981bbaa29693fa08b2e2ab3 Mon Sep 17 00:00:00 2001
From: Javernaut <javernaut@gmail.com>
Date: Sun, 14 Jul 2019 13:47:05 +0300
Subject: [PATCH] Printing stats about text relocations presence

---
 .gitignore              |  1 +
 ffmpeg-android-maker.sh | 11 +++++++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 3c8b49e..61180d3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 build
 output
 sources
+stats
 .DS_Store
diff --git a/ffmpeg-android-maker.sh b/ffmpeg-android-maker.sh
index 7fe6626..c62ad67 100755
--- a/ffmpeg-android-maker.sh
+++ b/ffmpeg-android-maker.sh
@@ -14,13 +14,16 @@ SOURCES_DIR=${BASE_DIR}/sources
 FFMPEG_SOURCES=${SOURCES_DIR}/ffmpeg-${FFMPEG_VERSION}
 OUTPUT_DIR=${BASE_DIR}/output
 BUILD_DIR=${BASE_DIR}/build
+STATS_DIR=${BASE_DIR}/stats
 
 # No incremental compilation here. Just drop what was built previously
 rm -rf ${BUILD_DIR}
+rm -rf ${STATS_DIR}
 rm -rf ${OUTPUT_DIR}
+mkdir -p ${STATS_DIR}
 mkdir -p ${OUTPUT_DIR}
 
-# Test if sources of the FFMpeg exist. If not - download them
+# Test if sources of the FFmpeg exist. If not - download them
 function ensureSources() {
   if [[ ! -d "$FFMPEG_SOURCES" ]]; then
     TARGET_FILE_NAME=ffmpeg-${FFMPEG_VERSION}.tar.bz2
@@ -33,7 +36,7 @@ function ensureSources() {
   fi
 }
 
-# Actual magic of configuring and compiling of FFMpeg for a certain architecture.
+# Actual magic of configuring and compiling of FFmpeg for a certain architecture.
 # Supported architectures are: armeabi-v7a, arm64-v8a, x86 and x86_64
 function assemble() {
   cd ${FFMPEG_SOURCES}
@@ -107,6 +110,10 @@ function assemble() {
     make -j8
     make install
 
+    # Saving stats about text relocation presence.
+    # If the result file doesn't have 'TEXTREL' at all, then we are good.
+    ${TOOLCHAIN_PATH}/bin/${CROSS_PREFIX}readelf --dynamic ${BUILD_DIR}/${ARCH}/lib/*.so | grep 'TEXTREL\|File' >> ${STATS_DIR}/text-relocations.txt
+
     cd ${BASE_DIR}
 }