littlefs: Update to version 1.3

.travis.yml

@@ -10,7 +10,7 @@ env:
       --data @- << DATA\n{
       "state": "$0",
       "description": "$1",
-      "context": "travis-ci/$NAME/$(python --version)",
+      "context": "travis-ci/$NAME",
       "target_url": "https://travis-ci.org/$TRAVIS_REPO_SLUG/jobs/$TRAVIS_JOB_ID"
       }\nDATA'
 
@@ -145,17 +145,20 @@ matrix:
         - sudo chmod a+rw /dev/loop0
         - dd if=/dev/zero bs=512 count=2048 of=DISK
         - losetup /dev/loop0 DISK
+        - CFLAGS="-Werror -Wno-format"
       script:
         # Check that example compiles
+        - export CFLAGS="-Werror -Wno-format"
         - sed -n '/``` c++/,/```/{/```/d;p;}' $LITTLEFS/README.md > main.cpp
         - python tools/make.py -t GCC_ARM -m K82F --source=. --build=BUILD/K82F/GCC_ARM -j0
         # Run local littlefs tests
-        - CFLAGS="-Wno-format" make -C$LITTLEFS/littlefs test QUIET=1
+        - make -C$LITTLEFS/littlefs test QUIET=1
         # Run local littlefs tests with set of variations
-        - CFLAGS="-Wno-format -DLFS_READ_SIZE=64  -DLFS_PROG_SIZE=64"      make -C$LITTLEFS/littlefs test QUIET=1
-        - CFLAGS="-Wno-format -DLFS_READ_SIZE=1   -DLFS_PROG_SIZE=1"       make -C$LITTLEFS/littlefs test QUIET=1
-        - CFLAGS="-Wno-format -DLFS_READ_SIZE=512 -DLFS_PROG_SIZE=512"     make -C$LITTLEFS/littlefs test QUIET=1
-        - CFLAGS="-Wno-format -DLFS_BLOCK_COUNT=1023 -DLFS_LOOKAHEAD=2048" make -C$LITTLEFS/littlefs test QUIET=1
+        - make -C$LITTLEFS/littlefs test QUIET=1 CFLAGS+="-DLFS_READ_SIZE=64  -DLFS_PROG_SIZE=64"
+        - make -C$LITTLEFS/littlefs test QUIET=1 CFLAGS+="-DLFS_READ_SIZE=1   -DLFS_PROG_SIZE=1"
+        - make -C$LITTLEFS/littlefs test QUIET=1 CFLAGS+="-DLFS_READ_SIZE=512 -DLFS_PROG_SIZE=512"
+        - make -C$LITTLEFS/littlefs test QUIET=1 CFLAGS+="-DLFS_BLOCK_COUNT=1023 -DLFS_LOOKAHEAD=2048"
+        - make -C$LITTLEFS/littlefs clean test QUIET=1 CFLAGS+="-DLFS_NO_INTRINSICS"
         # Self-hosting littlefs fuzz test with littlefs-fuse
         - make -Clittlefs_fuse
         - littlefs_fuse/lfs --format /dev/loop0
@@ -164,7 +167,30 @@ matrix:
         - mkdir MOUNT/littlefs
         - cp -r $(git ls-tree --name-only HEAD $LITTLEFS/littlefs/) MOUNT/littlefs
         - ls MOUNT/littlefs
-        - CFLAGS="-Wno-format" make -CMOUNT/littlefs -B test_dirs QUIET=1
+        - CFLAGS="-Wno-format" make -CMOUNT/littlefs -B test_dirs test_files QUIET=1
+        # Compile and find the code size with smallest configuration
+        - cd $TRAVIS_BUILD_DIR/$LITTLEFS/littlefs
+        - make clean size
+            CC='arm-none-eabi-gcc -mthumb'
+            OBJ="$(ls lfs*.o | tr '\n' ' ')"
+            CFLAGS+="-DLFS_NO{ASSERT,DEBUG,WARN,ERROR}"
+            | tee sizes
+      after_success:
+        # update status if we succeeded, compare with master if possible
+        - |
+          CURR=$(tail -n1 sizes | awk '{print $1}')
+          PREV=$(curl https://api.github.com/repos/$TRAVIS_REPO_SLUG/status/master \
+              | jq -re "select(.sha != \"$TRAVIS_COMMIT\")
+                  | .statuses[] | select(.context == \"travis-ci/$NAME\").description
+                  | capture(\"code size is (?<size>[0-9]+)\").size" \
+              || echo 0)
+
+          STATUSM="Passed, code size is ${CURR}B"
+          if [ "$PREV" -ne 0 ]
+          then
+              STATUSM="$STATUSM ($(python -c "print '%+.2f' % (100*($CURR-$PREV)/$PREV.0)")%)"
+          fi
+        - bash -c "$STATUS" success "$STATUSM"
 
     - &mbed-2
       env: NAME=mbed2-NXP

features/filesystem/littlefs/TESTS/filesystem/dirs/main.cpp

@@ -18,7 +18,6 @@
 #include "unity.h"
 #include "utest.h"
 #include <stdlib.h>
-#include <errno.h>
 
 using namespace utest::v1;
 
@@ -354,7 +353,7 @@ void test_directory_remove()
         res = fs.mount(&bd);
         TEST_ASSERT_EQUAL(0, res);
         res = fs.remove("potato");
-        TEST_ASSERT_EQUAL(-EINVAL, res);
+        TEST_ASSERT_EQUAL(-ENOTEMPTY, res);
         res = fs.remove("potato/sweet");
         TEST_ASSERT_EQUAL(0, res);
         res = fs.remove("potato/baked");
@@ -536,7 +535,7 @@ void test_directory_rename()
         res = fs.mkdir("warmpotato/mushy", 0777);
         TEST_ASSERT_EQUAL(0, res);
         res = fs.rename("hotpotato", "warmpotato");
-        TEST_ASSERT_EQUAL(-EINVAL, res);
+        TEST_ASSERT_EQUAL(-ENOTEMPTY, res);
         res = fs.remove("warmpotato/mushy");
         TEST_ASSERT_EQUAL(0, res);
         res = fs.rename("hotpotato", "warmpotato");
@@ -600,7 +599,7 @@ void test_directory_rename()
         res = fs.rename("warmpotato/fried", "coldpotato/fried");
         TEST_ASSERT_EQUAL(0, res);
         res = fs.remove("coldpotato");
-        TEST_ASSERT_EQUAL(-EINVAL, res);
+        TEST_ASSERT_EQUAL(-ENOTEMPTY, res);
         res = fs.remove("warmpotato");
         TEST_ASSERT_EQUAL(0, res);
         res = fs.unmount();

features/filesystem/littlefs/TESTS/filesystem_retarget/dirs/main.cpp

@@ -13,12 +13,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+#include <errno.h>
 #include "mbed.h"
 #include "greentea-client/test_env.h"
 #include "unity.h"
 #include "utest.h"
 #include <stdlib.h>
-#include <errno.h>
 
 using namespace utest::v1;
 
@@ -354,7 +354,7 @@ void test_directory_remove()
         res = fs.mount(&bd);
         TEST_ASSERT_EQUAL(0, res);
         res = remove("/fs/" "potato");
-        TEST_ASSERT_EQUAL(EINVAL, errno);
+        TEST_ASSERT_EQUAL(ENOTEMPTY, errno);
         res = remove("/fs/" "potato/sweet");
         TEST_ASSERT_EQUAL(0, res);
         res = remove("/fs/" "potato/baked");
@@ -536,7 +536,7 @@ void test_directory_rename()
         res = mkdir("/fs/" "warmpotato/mushy", 0777);
         TEST_ASSERT_EQUAL(0, res);
         res = rename("/fs/" "hotpotato", "/fs/" "warmpotato");
-        TEST_ASSERT_EQUAL(EINVAL, errno);
+        TEST_ASSERT_EQUAL(ENOTEMPTY, errno);
         res = remove("/fs/" "warmpotato/mushy");
         TEST_ASSERT_EQUAL(0, res);
         res = rename("/fs/" "hotpotato", "/fs/" "warmpotato");
@@ -600,7 +600,7 @@ void test_directory_rename()
         res = rename("/fs/" "warmpotato/fried", "/fs/" "coldpotato/fried");
         TEST_ASSERT_EQUAL(0, res);
         res = remove("/fs/" "coldpotato");
-        TEST_ASSERT_EQUAL(EINVAL, errno);
+        TEST_ASSERT_EQUAL(ENOTEMPTY, errno);
         res = remove("/fs/" "warmpotato");
         TEST_ASSERT_EQUAL(0, res);
         res = fs.unmount();

features/filesystem/littlefs/littlefs/.gitignore

@@ -0,0 +1,9 @@
+# Compilation output
+*.o
+*.d
+*.a
+
+# Testing things
+blocks/
+lfs
+test.c