try fix coverity build

--HG--
branch : coverity

.travis.yml

@@ -3,36 +3,17 @@ language: c
 git:
   depth: 3
 
-# use focal which provides libtommath 1.20
-dist: focal
+env:
+  global:
+   # The next declaration is the encrypted COVERITY_SCAN_TOKEN, created
+   #   via the "travis encrypt" command using the project repo's public key
+   - secure: "F4rKQrHK/u58vPo3F9+x0WYXAeMFJvvtH9BIGZqx9yw8bUnL+gk0Ge9wnHHTXRcgCTqoc7B35uMS5njpH+Su/esVjrLAq85f/AmQctlRpmApwGK9LyxkIvx3UJN0nqfeeDXA90/8FUZ+n/qnCydXmYCEgqSaBCNydDxW1oqYUIc="
+   - BUNDLEDLIBTOM=--enable-bundled-libtom
+   - MULTI=1
 
-matrix:
-  include:
-    - name: "plain linux"
-      compiler: gcc
-      env: WEXTRAFLAGS=-Werror
-    - name: "multi binary"
-      env: MULTI=1 WEXTRAFLAGS=-Werror
-    - name: "bundled libtom, xenial, no writev()"
-      # NOWRITEV is unrelated to libtom/xenial, test here to save a job
-      env: CONFIGURE_FLAGS=--enable-bundled-libtom WEXTRAFLAGS=-Werror NOWRITEV=1 
-      # can use an older distro with bundled libtom
-      dist: xenial
-    - name: "linux clang"
-      os: linux
-      compiler: clang
-      env: WEXTRAFLAGS=-Werror
-    - name: "osx"
-      os: osx
-      compiler: clang
-      # OS X says daemon() and utmp are deprecated
-      env: WEXTRAFLAGS="-Wno-deprecated-declarations -Werror"
-    # Note: the fuzzing malloc wrapper doesn't replace free() in system libtomcrypt, so need bundled.
-    - name: "fuzzing"
-      env: DO_FUZZ=1 CONFIGURE_FLAGS="--enable-fuzz --disable-harden --enable-bundled-libtom" WEXTRAFLAGS=-Werror LDFLAGS=-fsanitize=address EXTRACFLAGS=-fsanitize=address CXX=clang++
-      compiler: clang
+before_install:
+  - echo -n | openssl s_client -connect https://scan.coverity.com:443 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' | sudo tee -a /etc/ssl/certs/ca-
 
-# container-based builds
 addons:
   apt:
     packages:
@@ -40,33 +21,16 @@ addons:
     - zlib1g-dev
     - libtomcrypt-dev
     - libtommath-dev
-    - mercurial
-
-before_install:
-  - if [ "$CC" = "clang" ]; then WEXTRAFLAGS="$WEXTRAFLAGS -Wno-error=incompatible-library-redeclaration" ; fi  # workaround
-
-install:
-  - autoconf 
-  - autoheader 
-  - ./configure $CONFIGURE_FLAGS CFLAGS="-O2 -Wall -Wno-pointer-sign $WEXTRAFLAGS $EXTRACFLAGS" --prefix="$HOME/inst" || (cat config.log; exit 1)
-  - if [ "$NOWRITEV" = "1" ]; then sed -i -e s/HAVE_WRITEV/DONT_HAVE_WRITEV/ config.h ; fi
-  - make lint
-  - make -j3 
-  - test -z $DO_FUZZ || make fuzzstandalone
-  # avoid concurrent install, osx/freebsd is racey (https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=208093)
-  - make install 
-
-script:
-  - ~/inst/bin/dropbearkey -t rsa -f testrsa
-  - ~/inst/bin/dropbearkey -t dss -f testdss
-  - ~/inst/bin/dropbearkey -t ecdsa -f testec256 -s 256
-  - ~/inst/bin/dropbearkey -t ecdsa -f testec384 -s 384
-  - ~/inst/bin/dropbearkey -t ecdsa -f testec521 -s 521
-  - ~/inst/bin/dropbearkey -t ed25519 -f tested25519
-  - test -z $DO_FUZZ || ./fuzzers_test.sh
+  coverity_scan:
+    project:
+      name: "mkj/dropbear"
+      description: "Dropbear SSH"
+    notification_email: matt@ucc.asn.au
+    build_command_prepend: autoconf && autoheader && ./configure --enable-bundled-libtom CFLAGS='-O2 -Wall -Wno-pointer-sign' --prefix=$HOME/inst
+    build_command: make MULTI=1
+    branch_pattern: coverity
 
 branches:
   only:
     - master
     - coverity
-

Makefile.in

@@ -326,3 +326,8 @@ fuzz-hostkeys:
 	/usr/bin/xxd -i -a keye >> hostkeys.c
 	/usr/bin/xxd -i -a keyd >> hostkeys.c
 	/usr/bin/xxd -i -a keyed25519 >> hostkeys.c
+
+# to make coverity happy?
+test:
+	true
+