[gjs: 1/2] CI: create a compiler warnings report

[Philip Chimento <pchimento src gnome org>]

commit 3bb6b1499036f0afda6f0694d7625d2c50eff02f
Author: Claudio André <claudioandre br gmail com>
Date:   Mon Apr 16 17:30:41 2018 -0300

    CI: create a compiler warnings report

 .gitlab-ci.yml  |  1 +
 test/test-ci.sh | 16 +++++++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index dc130e3f..f8905318 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -75,6 +75,7 @@ fedora:
     CC: gcc
     DEV: devel
     TEST: "check"
+    WARNINGS: "count"
 
 #############################################
 # Regular tests
diff --git a/test/test-ci.sh b/test/test-ci.sh
index 23599526..0b86248d 100755
--- a/test/test-ci.sh
+++ b/test/test-ci.sh
@@ -101,6 +101,14 @@ function do_Compare_With_Upstream_Master(){
     fi
 }
 
+function do_Check_Warnings(){
+
+    echo '-----------------------------------------'
+    cat compilation.log | grep "warning:" | awk '{total+=1}END{print "Total number of warnings: "total}'
+    echo '-----------------------------------------'
+
+}
+
 # ----------- Run the Tests -----------
 if [[ -n "${BUILD_OPTS}" ]]; then
     extra_opts="($BUILD_OPTS)"
@@ -164,7 +172,7 @@ if [[ $1 == "GJS" ]]; then
         echo "Autogen options: $ci_autogenargs"
         eval ./autogen.sh "$ci_autogenargs"
 
-        make -sj
+        make -sj 2>&1 | tee compilation.log
 
         if [[ $TEST == "distcheck" ]]; then
             make -s distcheck
@@ -174,6 +182,12 @@ if [[ $1 == "GJS" ]]; then
         make -sj install
     fi
 
+    if [[ $WARNINGS == "count" ]]; then
+        echo
+        echo '-- Warnings Report --'
+        do_Check_Warnings
+    fi
+
 elif [[ $1 == "GJS_EXTRA" ]]; then
     # Extra testing. It doesn't (re)build, just run the 'Installed Tests'
     echo