#!/bin/sh -e # This script runs one build with setup environment variables: CC, CMAKE and # REMOTE. : "${CC:=gcc}" : "${CMAKE:=no}" : "${REMOTE:=no}" : "${LIBPCAP_TAINTED:=no}" : "${LIBPCAP_CMAKE_TAINTED:=no}" : "${MAKE_BIN:=make}" # At least one OS (AIX 7) where this software can build does not have at least # one command (mktemp) required for a successful run of "make releasetar". : "${TEST_RELEASETAR:=yes}" . ./build_common.sh # Install directory prefix if [ -z "$PREFIX" ]; then PREFIX=`mktempdir libpcap_build` echo "PREFIX set to '$PREFIX'" DELETE_PREFIX=yes fi print_cc_version # The norm is to compile without any warnings, but libpcap builds on some OSes # are not warning-free for one or another reason. If you manage to fix one of # these cases, please remember to remove respective exemption below to help any # later warnings in the same matrix subset trigger an error. # shellcheck disable=SC2221,SC2222 case `cc_id`/`os_id` in gcc-*/Linux-*) # This warning is a bit odd. It is steadily present in Cirrus CI, but not # in Buildbot. On my Linux system with the same exact distribution and GCC # as Cirrus CI it reproduces only if GCC receives the "-g" flag: # make CFLAGS=-g -- does not reproduce # CFLAGS=-g make -- reproduces # make -- reproduces # # pcap-linux.c:947:8: warning: ignoring return value of 'write', declared # with attribute warn_unused_result [-Wunused-result] # # And even this way it does not make GCC exit with an error when it has # reported the warning and has received the "-Werror" flag. So let's keep # this block no-op for now. ;; clang-*/NetBSD-*) # pcap-bpf.c:1044:18: warning: implicit conversion loses integer precision: # 'uint64_t' (aka 'unsigned long') to 'u_int' (aka 'unsigned int') # [-Wshorten-64-to-32] # pcap-bpf.c:1045:18: warning: implicit conversion loses integer precision: # 'uint64_t' (aka 'unsigned long') to 'u_int' (aka 'unsigned int') # [-Wshorten-64-to-32] # pcap-bpf.c:1274:39: warning: implicit conversion loses integer precision: # 'long' to 'suseconds_t' (aka 'int') [-Wshorten-64-to-32] LIBPCAP_TAINTED=yes ;; clang-*/SunOS-5.11) # (Solaris 11 and OpenIndiana) # pcap-bpf.c:1044:18: warning: implicit conversion loses integer precision: # 'uint64_t' (aka 'unsigned long') to 'u_int' (aka 'unsigned int') # [-Wshorten-64-to-32] # pcap-bpf.c:1045:18: warning: implicit conversion loses integer precision: # 'uint64_t' (aka 'unsigned long') to 'u_int' (aka 'unsigned int') # [-Wshorten-64-to-32] # fad-getad.c:266:52: warning: implicit conversion loses integer precision: # 'uint64_t'(aka 'unsigned long') to 'bpf_u_int32' (aka 'unsigned int') # [-Wshorten-64-to-32] # (Solaris 11) # pcap-bpf.c:1843:22: warning: implicit conversion loses integer precision: # 'long' to 'int' [-Wshorten-64-to-32] # (OpenIndiana) # rpcapd.c:393:18: warning: this function declaration is not a prototype # [-Wstrict-prototypes] [ "`uname -p`" = i386 ] && LIBPCAP_TAINTED=yes ;; suncc-5.1[45]/SunOS-5.11) # "scanner.l", line 257: warning: statement not reached # (186 warnings for scanner.l) # # "./filtertest.c", line 259: warning: statement not reached # "./filtertest.c", line 276: warning: statement not reached # "./filtertest.c", line 281: warning: statement not reached LIBPCAP_TAINTED=yes ;; clang-*/Haiku-*) # pcap-haiku.c:82:26: error: implicit conversion loses integer precision: # 'ssize_t' (aka 'long') to 'int32_t' (aka 'int') # [-Werror,-Wshorten-64-to-32] # pcap-haiku.c:88:51: error: implicit conversion loses integer precision: # 'ssize_t' (aka 'long') to 'u_int' (aka 'unsigned int') # [-Werror,-Wshorten-64-to-32] # pcap-haiku.c:98:15: error: implicit conversion loses integer precision: # 'ssize_t' (aka 'long') to 'bpf_u_int32' (aka 'unsigned int') # [-Werror,-Wshorten-64-to-32] LIBPCAP_TAINTED=yes ;; esac [ "$LIBPCAP_TAINTED" != yes ] && CFLAGS=`cc_werr_cflags` # If necessary, set LIBPCAP_CMAKE_TAINTED here to exempt particular cmake from # warnings. Use as specific terms as possible (e.g. some specific version and # some specific OS). [ "$LIBPCAP_CMAKE_TAINTED" != yes ] && CMAKE_OPTIONS='-Werror=dev' if [ "$CMAKE" = no ]; then run_after_echo ./autogen.sh run_after_echo ./configure --prefix="$PREFIX" --enable-remote="$REMOTE" else # Remove the leftovers from any earlier in-source builds, so this # out-of-source build does not break because of that. # https://gitlab.kitware.com/cmake/community/-/wikis/FAQ#what-is-an-out-of-source-build # (The contents of build/ remaining after an earlier unsuccessful attempt # can fail subsequent build attempts too, sometimes in non-obvious ways, # so remove that directory as well.) run_after_echo rm -rf CMakeFiles/ CMakeCache.txt build/ run_after_echo mkdir build run_after_echo cd build run_after_echo cmake ${CFLAGS:+-DEXTRA_CFLAGS="$CFLAGS"} \ "$CMAKE_OPTIONS" \ -DCMAKE_INSTALL_PREFIX="$PREFIX" -DENABLE_REMOTE="$REMOTE" .. fi run_after_echo "$MAKE_BIN" -s clean if [ "$CMAKE" = no ]; then run_after_echo "$MAKE_BIN" -s ${CFLAGS:+CFLAGS="$CFLAGS"} run_after_echo "$MAKE_BIN" -s testprogs ${CFLAGS:+CFLAGS="$CFLAGS"} else # The "-s" flag is a no-op and CFLAGS is set using -DEXTRA_CFLAGS above. run_after_echo "$MAKE_BIN" run_after_echo "$MAKE_BIN" testprogs fi run_after_echo "$MAKE_BIN" install while read -r opts; do # opts is meant to expand # shellcheck disable=SC2086 run_after_echo "$PREFIX/bin/pcap-config" $opts done <