[erl-frontend] Skeleton integration for Rebar3

Summary:
The command `infer capture -- rebar3 compile` will trigger
Rebar3.capture, which does nothing (yet).

Reviewed By: jvillard

Differential Revision: D28096898

fbshipit-source-id: 6f06a9640

Makefile.autoconf.in

@@ -10,6 +10,7 @@ ATDGEN = @ATDGEN@
 bindir = @bindir@
 BUCK = @BUCK@
 BUILD_C_ANALYZERS = @BUILD_C_ANALYZERS@
+BUILD_ERLANG_ANALYZERS = @BUILD_ERLANG_ANALYZERS@
 BUILD_JAVA_ANALYZERS = @BUILD_JAVA_ANALYZERS@
 BUILD_PLATFORM = @BUILD_PLATFORM@
 CAML_LD_LIBRARY_PATH = @CAML_LD_LIBRARY_PATH@

build-infer.sh

@@ -31,6 +31,7 @@ function usage() {
   echo " targets:"
   echo "   all      build everything (default)"
   echo "   clang    build C and Objective-C analyzer"
+  echo "   erlang   build Erlang analyzer"
   echo "   java     build Java analyzer"
   echo
   echo " options:"
@@ -41,13 +42,14 @@ function usage() {
   echo "   -y,--yes              automatically agree to everything"
   echo
   echo " examples:"
-  echo "    $0               # build Java and C/Objective-C analyzers"
-  echo "    $0 java clang    # equivalent way of doing the above"
+  echo "    $0                    # build Java, Erlang and C/Objective-C analyzers"
+  echo "    $0 java erlang clang  # equivalent way of doing the above"
   echo "    $0 java               # build only the Java analyzer"
 }
 
 # arguments
 BUILD_CLANG=${BUILD_CLANG:-no}
+BUILD_ERLANG=${BUILD_ERLANG:-no}
 BUILD_JAVA=${BUILD_JAVA:-no}
 INFER_CONFIGURE_OPTS=${INFER_CONFIGURE_OPTS:-""}
 INTERACTIVE=${INTERACTIVE:-yes}
@@ -58,12 +60,17 @@ USER_OPAM_SWITCH=no
 
 ORIG_ARGS="$*"
 
+function build_all() {
+  BUILD_CLANG=yes
+  BUILD_ERLANG=yes
+  BUILD_JAVA=yes
+}
+
 while [[ $# -gt 0 ]]; do
   opt_key="$1"
   case $opt_key in
     all)
-      BUILD_CLANG=yes
-      BUILD_JAVA=yes
+      build_all
       shift
       continue
       ;;
@@ -72,6 +79,11 @@ while [[ $# -gt 0 ]]; do
       shift
       continue
       ;;
+    erlang)
+      BUILD_ERLANG=yes
+      shift
+      continue
+      ;;
     java)
       BUILD_JAVA=yes
       shift
@@ -108,10 +120,8 @@ while [[ $# -gt 0 ]]; do
   shift
 done
 
-# if no arguments then build both clang and Java
-if [ "$BUILD_CLANG" == "no" ] && [ "$BUILD_JAVA" == "no" ]; then
-  BUILD_CLANG=yes
-  BUILD_JAVA=yes
+if [ "$BUILD_CLANG" == "no" ] && [ "$BUILD_ERLANG" == "no" ] && [ "$BUILD_JAVA" == "no" ]; then
+  build_all
 fi
 
 # enable --yes option for some commands in non-interactive mode
@@ -161,6 +171,9 @@ echo "preparing build... " >&2
 if [ "$BUILD_CLANG" == "no" ]; then
   INFER_CONFIGURE_OPTS+=" --disable-c-analyzers"
 fi
+if [ "$BUILD_ERLANG" == "no" ]; then
+  INFER_CONFIGURE_OPTS+=" --disable-erlang-analyzers"
+fi
 if [ "$BUILD_JAVA" == "no" ]; then
   INFER_CONFIGURE_OPTS+=" --disable-java-analyzers"
 fi

configure.ac

@@ -91,12 +91,19 @@ AC_ARG_ENABLE(c-analyzers,
 BUILD_C_ANALYZERS=$enable_c_analyzers
 AC_SUBST([BUILD_C_ANALYZERS])
 
+AC_ARG_ENABLE(erlang-analyzers,
+  AS_HELP_STRING([--disable-erlang-analyzers],
+    [do not build the Erlang analyzers (default is to build them)]),
+  ,
+  enable_erlang_analyzers=yes)
+BUILD_ERLANG_ANALYZERS=$enable_erlang_analyzers
+AC_SUBST([BUILD_ERLANG_ANALYZERS])
+
 AC_ARG_ENABLE(java-analyzers,
   AS_HELP_STRING([--disable-java-analyzers],
     [do not build the Java analyzers (default is to build them)]),
   ,
   enable_java_analyzers=yes)
-
 BUILD_JAVA_ANALYZERS=$enable_java_analyzers
 AC_SUBST([BUILD_JAVA_ANALYZERS])
 

infer/man/man1/infer-capture.txt

@@ -64,7 +64,7 @@ OPTIONS
            Proceed as if the first argument after -- was command. Possible
            values: ant, buck, gradle, gradlew, java, javac, cc, clang, gcc,
            clang++, c++, g++, make, configure, cmake, waf, mvn, mvnw,
-           ndk-build, xcodebuild.
+           ndk-build, rebar3, xcodebuild.
 
        --help
            Show this manual

infer/man/man1/infer-full.txt

@@ -638,7 +638,7 @@ OPTIONS
            Proceed as if the first argument after -- was command. Possible
            values: ant, buck, gradle, gradlew, java, javac, cc, clang, gcc,
            clang++, c++, g++, make, configure, cmake, waf, mvn, mvnw,
-           ndk-build, xcodebuild.           See also infer-capture(1) and infer-run(1).
+           ndk-build, rebar3, xcodebuild.           See also infer-capture(1) and infer-run(1).
 
        --no-fragment-retains-view
            Deactivates: checker fragment-retains-view: Detects when Android

infer/man/man1/infer-run.txt

@@ -74,7 +74,7 @@ OPTIONS
            Proceed as if the first argument after -- was command. Possible
            values: ant, buck, gradle, gradlew, java, javac, cc, clang, gcc,
            clang++, c++, g++, make, configure, cmake, waf, mvn, mvnw,
-           ndk-build, xcodebuild.
+           ndk-build, rebar3, xcodebuild.
 
        --help
            Show this manual

infer/man/man1/infer.txt

@@ -638,7 +638,7 @@ OPTIONS
            Proceed as if the first argument after -- was command. Possible
            values: ant, buck, gradle, gradlew, java, javac, cc, clang, gcc,
            clang++, c++, g++, make, configure, cmake, waf, mvn, mvnw,
-           ndk-build, xcodebuild.           See also infer-capture(1) and infer-run(1).
+           ndk-build, rebar3, xcodebuild.           See also infer-capture(1) and infer-run(1).
 
        --no-fragment-retains-view
            Deactivates: checker fragment-retains-view: Detects when Android

infer/src/Makefile

@@ -234,6 +234,7 @@ $(GENERATED_FROM_AUTOCONF): $(MAKEFILE_LIST)
 	  -e "s|@INFER_GIT_BRANCH[@]|$$INFER_GIT_BRANCH|g" \
 	  -e "s|@JAVA_MAJOR_VERSION[@]|$(JAVA_MAJOR_VERSION)|g" \
 	  -e "s|@BUILD_C_ANALYZERS[@]|$(BUILD_C_ANALYZERS)|g" \
+	  -e "s|@BUILD_ERLANG_ANALYZERS[@]|$(BUILD_ERLANG_ANALYZERS)|g" \
 	  -e "s|@BUILD_JAVA_ANALYZERS[@]|$(BUILD_JAVA_ANALYZERS)|g" \
 	  -e "s|@BUILD_PLATFORM[@]|$(BUILD_PLATFORM)|g" \
 	  -e "s|@OPAMSWITCH[@]|$(OPAMSWITCH)|g" \

infer/src/base/Config.ml

@@ -42,6 +42,7 @@ type build_system =
   | BMake
   | BMvn
   | BNdk
+  | BRebar3
   | BXcode
 [@@deriving compare]
 
@@ -72,6 +73,7 @@ let build_system_exe_assoc =
   ; (BMvn, "mvn")
   ; (BMvn, "mvnw")
   ; (BNdk, "ndk-build")
+  ; (BRebar3, "rebar3")
   ; (BXcode, "xcodebuild") ]
 
 

infer/src/base/Config.mli

@@ -23,6 +23,7 @@ type build_system =
   | BMake
   | BMvn
   | BNdk
+  | BRebar3
   | BXcode
 
 type scheduler = File | Restart | SyntacticCallGraph [@@deriving equal]

infer/src/base/Version.ml.in

@@ -49,6 +49,8 @@ let java_enabled = is_yes "@BUILD_JAVA_ANALYZERS@"
 
 let java_version = int_of_string_opt "@JAVA_MAJOR_VERSION@"
 
+let erlang_enabled = is_yes "@BUILD_ERLANG_ANALYZERS@"
+
 let xcode_enabled = is_not_no "@XCODE_SELECT@"
 
 let man_pages_last_modify_date = "@INFER_MAN_LAST_MODIFIED@"

infer/src/base/Version.mli

@@ -29,6 +29,8 @@ val java_enabled : bool
 
 val java_version : int option
 
+val erlang_enabled : bool
+
 val xcode_enabled : bool
 
 val man_pages_last_modify_date : string

infer/src/dune.common.in

@@ -15,6 +15,8 @@ let clang = is_yes "@BUILD_C_ANALYZERS@"
 
 let java = is_yes "@BUILD_JAVA_ANALYZERS@"
 
+let erlang = is_yes "@BUILD_ERLANG_ANALYZERS@"
+
 let facebook = is_yes "@IS_FACEBOOK_TREE@"
 
 let extra_cflags = if is_empty "@EXTRA_CFLAGS@" then [] else ["@EXTRA_CFLAGS@"]

infer/src/integration/Driver.ml

@@ -27,6 +27,7 @@ type mode =
   | Javac of {compiler: Javac.compiler; prog: string; args: string list}
   | Maven of {prog: string; args: string list}
   | NdkBuild of {build_cmd: string list}
+  | Rebar3 of {args: string list}
   | XcodeBuild of {prog: string; args: string list}
   | XcodeXcpretty of {prog: string; args: string list}
 
@@ -60,6 +61,8 @@ let pp_mode fmt = function
       F.fprintf fmt "Maven driver mode:@\nprog = '%s'@\nargs = %a" prog Pp.cli_args args
   | NdkBuild {build_cmd} ->
       F.fprintf fmt "NdkBuild driver mode: build_cmd = %a" Pp.cli_args build_cmd
+  | Rebar3 {args} ->
+      F.fprintf fmt "Rebar3 driver mode:@\nargs = %a" Pp.cli_args args
   | XcodeBuild {prog; args} ->
       F.fprintf fmt "XcodeBuild driver mode:@\nprog = '%s'@\nargs = %a" prog Pp.cli_args args
   | XcodeXcpretty {prog; args} ->
@@ -139,6 +142,9 @@ let capture ~changed_files = function
   | NdkBuild {build_cmd} ->
       L.progress "Capturing in ndk-build mode...@." ;
       NdkBuild.capture ~build_cmd
+  | Rebar3 {args} ->
+      L.progress "Capturing in rebar3 mode...@." ;
+      Rebar3.capture ~args
   | XcodeBuild {prog; args} ->
       L.progress "Capturing in xcodebuild mode...@." ;
       XcodeBuild.capture ~prog ~args
@@ -302,6 +308,8 @@ let assert_supported_mode required_analyzer requested_mode_string =
         Version.clang_enabled && Version.java_enabled
     | `Java ->
         Version.java_enabled
+    | `Erlang ->
+        Version.erlang_enabled
     | `Xcode ->
         Version.clang_enabled && Version.xcode_enabled
   in
@@ -314,6 +322,8 @@ let assert_supported_mode required_analyzer requested_mode_string =
           "clang & java"
       | `Java ->
           "java"
+      | `Erlang ->
+          "erlang"
       | `Xcode ->
           "clang and xcode"
     in
@@ -336,6 +346,8 @@ let assert_supported_build_system build_system =
       Config.string_of_build_system build_system |> assert_supported_mode `Java
   | BClang | BMake | BNdk ->
       Config.string_of_build_system build_system |> assert_supported_mode `Clang
+  | BRebar3 ->
+      Config.string_of_build_system build_system |> assert_supported_mode `Erlang
   | BXcode ->
       Config.string_of_build_system build_system |> assert_supported_mode `Xcode
   | BBuck ->
@@ -399,6 +411,8 @@ let mode_of_build_command build_cmd (buck_mode : BuckMode.t option) =
           Maven {prog; args}
       | BNdk, _ ->
           NdkBuild {build_cmd}
+      | BRebar3, _ ->
+          Rebar3 {args}
       | BXcode, _ when Config.xcpretty ->
           XcodeXcpretty {prog; args}
       | BXcode, _ ->

infer/src/integration/Driver.mli

@@ -25,6 +25,7 @@ type mode =
   | Javac of {compiler: Javac.compiler; prog: string; args: string list}
   | Maven of {prog: string; args: string list}
   | NdkBuild of {build_cmd: string list}
+  | Rebar3 of {args: string list}
   | XcodeBuild of {prog: string; args: string list}
   | XcodeXcpretty of {prog: string; args: string list}
 

infer/src/integration/Rebar3.ml

@@ -0,0 +1,11 @@
+(*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *)
+
+open! IStd
+
+(* TODO *)
+let capture ~args:_ = ()

infer/src/integration/Rebar3.mli

@@ -0,0 +1,10 @@
+(*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *)
+
+open! IStd
+
+val capture : args:string list -> unit