Add a Travis CI script

.travis.yml

@@ -0,0 +1,37 @@
+language: c
+
+dist: bionic
+
+compiler:
+ - clang
+
+addons:
+  apt:
+    packages:
+     - bison
+     - autoconf
+     - autogen
+     - libgcrypt20-dev
+     - libgnutls28-dev
+     - libsqlite3-dev
+     - libpq-dev
+     - libmysqlclient-dev
+     - python3-dev
+     - libjson-c-dev
+     - libxml2-dev
+     - zlib1g-dev
+
+before_script:
+ - cd src
+ - unset PYTHON_CFLAGS
+
+script:
+ - ./autogen.sh
+ - ./configure --enable-use-ipv6 --enable-use-mccp --enable-use-json --enable-use-pcre
+               --enable-use-mysql --enable-use-pgsql --enable-use-sqlite
+               --enable-use-xml --enable-use-tls  --enable-use-gcrypt --enable-use-python
+               --enable-malloc-trace --enable-malloc-lpc-trace  --enable-dynamic-costs
+               --enable-eval-cost-trace --enable-trace-code
+               EXTRA_CFLAGS="-DINSIDE_TRAVIS -Werror"
+ - make
+ - cd ../test && ./run.sh

src/autoconf/configure.ac

@@ -1563,7 +1563,7 @@ fi
 # searchpath.
 
 AC_CACHE_CHECK(for PostgresSQL,lp_cv_has_pgsql,
-for TESTPATH in "" "$pgsql_path" "$pgsql_path/include" "/usr/local/pgsql/include" "/usr/local/include/pgsql" "/usr/include/pgsql" "/usr/lib/pgsql" "/usr/local/include"; do
+for TESTPATH in "" "$pgsql_path" "$pgsql_path/include" "/usr/local/pgsql/include" "/usr/local/include/pgsql" "/usr/include/pgsql" "/usr/include/postgresql" "/usr/local/include/postgresql" "/usr/lib/pgsql" "/usr/local/include"; do
     saveflags="$CFLAGS"
     if test "x$TESTPATH" != "x"; then
         CFLAGS="$saveflags -I$TESTPATH"

src/comm.c

@@ -8147,16 +8147,24 @@ f_net_connect (svalue_t *sp)
         memset(&hints, 0, sizeof(struct addrinfo));
 #ifndef USE_IPV6
         hints.ai_family = AF_INET;      // Allow only IPv4
-        hints.ai_flags = AI_ADDRCONFIG;  // only IPv4 if at least one interface with IPv4 and only IPv6 if at least one interface with IPv6
+        // only IPv4 if at least one interface with IPv4 and
+        // only IPv6 if at least one interface with IPv6
+        hints.ai_flags = AI_ADDRCONFIG|AI_NUMERICSERV;
 #else
         hints.ai_family = AF_INET6;      // Allow only IPv6
         // only IPv6 if at least one interface with IPv6.
         // And list IPv4 addresses as IPv4-mapped IPv6 addresses if no IPv6 addresses could be found.
-        hints.ai_flags = AI_ADDRCONFIG|AI_V4MAPPED;
+        hints.ai_flags = AI_ADDRCONFIG|AI_V4MAPPED|AI_NUMERICSERV;
 #endif
         hints.ai_socktype = SOCK_STREAM; // TCP socket
         hints.ai_protocol = 0;          // Any protocol
-
+
+#ifdef INSIDE_TRAVIS
+        // The Travis-CI environment only has loopback devices activated,
+        // the AI_ADDRCONFIG would therefore never find a name.
+        hints.ai_flags &= ~AI_ADDRCONFIG;
+#endif
+
         /* TODO: Uh-oh, blocking DNS in the execution thread.
          * TODO:: Better would be to start an ERQ lookup and fill in the
          * TODO:: data in the background.

src/version.sh

@@ -7,7 +7,7 @@
 
 # when in a git repository, determine these values from it automagically and
 # override the defaults
-if test -d ../.git && test -x "`which git 2>&1;true`"; then
+if test -d ../.git && test -x "`which git 2>&1;true`" && git describe --match '3.*' 2>/dev/null; then
 TAGNAME=`git describe --match '3.*' |cut -d '-' -f 1`
 version_major=`echo $TAGNAME |cut -d '.' -f 1`
 version_minor=`echo $TAGNAME |cut -d '.' -f 2`