diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 353 |
1 files changed, 353 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..a4ff7ad --- /dev/null +++ b/configure.ac @@ -0,0 +1,353 @@ +# nghttp3 +# +# Copyright (c) 2019 nghttp3 contributors +# Copyright (c) 2016 ngtcp2 contributors +# Copyright (c) 2012 nghttp2 contributors +# +# Permission is hereby granted, free of charge, to any person obtaining +# a copy of this software and associated documentation files (the +# "Software"), to deal in the Software without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Software, and to +# permit persons to whom the Software is furnished to do so, subject to +# the following conditions: +# +# The above copyright notice and this permission notice shall be +# included in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +AC_PREREQ(2.61) +AC_INIT([nghttp3], [0.8.0], [t-tujikawa@users.sourceforge.net]) +AC_CONFIG_AUX_DIR([.]) +AC_CONFIG_MACRO_DIR([m4]) +AC_CONFIG_HEADERS([config.h]) +AC_USE_SYSTEM_EXTENSIONS + +LT_PREREQ([2.2.6]) +LT_INIT() + +AC_CANONICAL_BUILD +AC_CANONICAL_HOST +AC_CANONICAL_TARGET + +AM_INIT_AUTOMAKE([subdir-objects]) + +m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) + +# See versioning rule: +# https://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html +AC_SUBST(LT_CURRENT, 3) +AC_SUBST(LT_REVISION, 2) +AC_SUBST(LT_AGE, 0) + +# from nghttp2 +major=`echo $PACKAGE_VERSION |cut -d. -f1 | sed -e "s/[^0-9]//g"` +minor=`echo $PACKAGE_VERSION |cut -d. -f2 | sed -e "s/[^0-9]//g"` +patch=`echo $PACKAGE_VERSION |cut -d. -f3 | cut -d- -f1 | sed -e "s/[^0-9]//g"` + +PACKAGE_VERSION_NUM=`printf "0x%02x%02x%02x" "$major" "$minor" "$patch"` + +AC_SUBST(PACKAGE_VERSION_NUM) + +# Checks for command-line options +AC_ARG_ENABLE([werror], + [AS_HELP_STRING([--enable-werror], + [Turn on compile time warnings])], + [werror=$enableval], [werror=no]) + +AC_ARG_ENABLE([debug], + [AS_HELP_STRING([--enable-debug], + [Turn on debug output])], + [debug=$enableval], [debug=no]) + +if test "x${debug}" = "xyes"; then + DEBUGCFLAGS="-O0 -g3" + AC_SUBST([DEBUGCFLAGS]) + AC_DEFINE([DEBUGBUILD], [1], [Define to 1 to enable debug output.]) +fi + +AC_ARG_ENABLE([memdebug], + [AS_HELP_STRING([--enable-memdebug], + [Turn on memory allocation debug output])], + [memdebug=$enableval], [memdebug=no]) + +AC_ARG_ENABLE(asan, + AS_HELP_STRING([--enable-asan], + [Enable AddressSanitizer (ASAN)]), + [asan=$enableval], [asan=no]) + +AC_ARG_ENABLE([lib-only], + [AS_HELP_STRING([--enable-lib-only], + [Build libnghttp3 only.])], + [lib_only=$enableval], [lib_only=no]) + +AC_ARG_WITH([cunit], + [AS_HELP_STRING([--with-cunit], + [Use cunit [default=check]])], + [request_cunit=$withval], [request_cunit=check]) + +# Checks for programs +AC_PROG_CC +AC_PROG_CXX +AC_PROG_CPP +AC_PROG_INSTALL +AC_PROG_LN_S +AC_PROG_MAKE_SET +AC_PROG_MKDIR_P + +PKG_PROG_PKG_CONFIG([0.20]) + +AX_CXX_COMPILE_STDCXX([17], [noext], [optional]) + +# Checks for libraries. + +# cunit +have_cunit=no +if test "x${request_cunit}" != "xno"; then + PKG_CHECK_MODULES([CUNIT], [cunit >= 2.1], [have_cunit=yes], [have_cunit=no]) + # If pkg-config does not find cunit, check it using AC_CHECK_LIB. We + # do this because Debian (Ubuntu) lacks pkg-config file for cunit. + if test "x${have_cunit}" = "xno"; then + AC_MSG_WARN([${CUNIT_PKG_ERRORS}]) + AC_CHECK_LIB([cunit], [CU_initialize_registry], + [have_cunit=yes], [have_cunit=no]) + if test "x${have_cunit}" = "xyes"; then + CUNIT_LIBS="-lcunit" + CUNIT_CFLAGS="" + AC_SUBST([CUNIT_LIBS]) + AC_SUBST([CUNIT_CFLAGS]) + fi + fi + if test "x${have_cunit}" = "xyes"; then + # cunit in Mac OS X requires ncurses. Note that in Mac OS X, test + # program can be built without -lncurses, but it emits runtime + # error. + case "${build}" in + *-apple-darwin*) + CUNIT_LIBS="$CUNIT_LIBS -lncurses" + AC_SUBST([CUNIT_LIBS]) + ;; + esac + fi +fi + +if test "x${request_cunit}" = "xyes" && + test "x${have_cunit}" != "xyes"; then + AC_MSG_ERROR([cunit was requested (--with-cunit) but not found]) +fi + +AM_CONDITIONAL([HAVE_CUNIT], [ test "x${have_cunit}" = "xyes" ]) + +enable_examples=yes +if test "x${lib_only}" = "xyes"; then + enable_examples=no +fi + +AM_CONDITIONAL([ENABLE_EXAMPLES], [ test "x${enable_examples}" = "xyes" ]) + +# Checks for header files. +AC_CHECK_HEADERS([ \ + arpa/inet.h \ + stddef.h \ + stdint.h \ + stdlib.h \ + string.h \ + unistd.h \ + sys/endian.h \ + endian.h \ + byteswap.h \ +]) + +# Checks for typedefs, structures, and compiler characteristics. +AC_TYPE_SIZE_T +AC_TYPE_SSIZE_T +AC_TYPE_UINT8_T +AC_TYPE_UINT16_T +AC_TYPE_UINT32_T +AC_TYPE_UINT64_T +AC_TYPE_INT8_T +AC_TYPE_INT16_T +AC_TYPE_INT32_T +AC_TYPE_INT64_T +AC_TYPE_OFF_T +AC_TYPE_PID_T +AC_TYPE_UID_T +AC_CHECK_TYPES([ptrdiff_t]) +AC_C_BIGENDIAN +AC_C_INLINE +AC_SYS_LARGEFILE + +# Checks for library functions. +AC_CHECK_FUNCS([ \ + memmove \ + memset \ +]) + +# Checks for symbols. +AC_CHECK_DECLS([be64toh], [], [], [[ +#ifdef HAVE_ENDIAN_H +# include <endian.h> +#endif +#ifdef HAVE_SYS_ENDIAN_H +# include <sys/endian.h> +#endif +]]) + +AC_CHECK_DECLS([bswap_64], [], [], [[ +#include <byteswap.h> +]]) + +# More compiler flags from nghttp2. +save_CFLAGS=$CFLAGS +save_CXXFLAGS=$CXXFLAGS + +CFLAGS= +CXXFLAGS= + +if test "x$werror" != "xno"; then + # For C compiler + AX_CHECK_COMPILE_FLAG([-Wall], [CFLAGS="$CFLAGS -Wall"]) + AX_CHECK_COMPILE_FLAG([-Wextra], [CFLAGS="$CFLAGS -Wextra"]) + AX_CHECK_COMPILE_FLAG([-Werror], [CFLAGS="$CFLAGS -Werror"]) + AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes], [CFLAGS="$CFLAGS -Wmissing-prototypes"]) + AX_CHECK_COMPILE_FLAG([-Wstrict-prototypes], [CFLAGS="$CFLAGS -Wstrict-prototypes"]) + AX_CHECK_COMPILE_FLAG([-Wmissing-declarations], [CFLAGS="$CFLAGS -Wmissing-declarations"]) + AX_CHECK_COMPILE_FLAG([-Wpointer-arith], [CFLAGS="$CFLAGS -Wpointer-arith"]) + AX_CHECK_COMPILE_FLAG([-Wdeclaration-after-statement], [CFLAGS="$CFLAGS -Wdeclaration-after-statement"]) + AX_CHECK_COMPILE_FLAG([-Wformat-security], [CFLAGS="$CFLAGS -Wformat-security"]) + AX_CHECK_COMPILE_FLAG([-Wwrite-strings], [CFLAGS="$CFLAGS -Wwrite-strings"]) + AX_CHECK_COMPILE_FLAG([-Wshadow], [CFLAGS="$CFLAGS -Wshadow"]) + AX_CHECK_COMPILE_FLAG([-Winline], [CFLAGS="$CFLAGS -Winline"]) + AX_CHECK_COMPILE_FLAG([-Wnested-externs], [CFLAGS="$CFLAGS -Wnested-externs"]) + AX_CHECK_COMPILE_FLAG([-Wfloat-equal], [CFLAGS="$CFLAGS -Wfloat-equal"]) + AX_CHECK_COMPILE_FLAG([-Wundef], [CFLAGS="$CFLAGS -Wundef"]) + AX_CHECK_COMPILE_FLAG([-Wendif-labels], [CFLAGS="$CFLAGS -Wendif-labels"]) + AX_CHECK_COMPILE_FLAG([-Wempty-body], [CFLAGS="$CFLAGS -Wempty-body"]) + AX_CHECK_COMPILE_FLAG([-Wcast-align], [CFLAGS="$CFLAGS -Wcast-align"]) + AX_CHECK_COMPILE_FLAG([-Wclobbered], [CFLAGS="$CFLAGS -Wclobbered"]) + AX_CHECK_COMPILE_FLAG([-Wvla], [CFLAGS="$CFLAGS -Wvla"]) + AX_CHECK_COMPILE_FLAG([-Wpragmas], [CFLAGS="$CFLAGS -Wpragmas"]) + AX_CHECK_COMPILE_FLAG([-Wunreachable-code], [CFLAGS="$CFLAGS -Wunreachable-code"]) + AX_CHECK_COMPILE_FLAG([-Waddress], [CFLAGS="$CFLAGS -Waddress"]) + AX_CHECK_COMPILE_FLAG([-Wattributes], [CFLAGS="$CFLAGS -Wattributes"]) + AX_CHECK_COMPILE_FLAG([-Wdiv-by-zero], [CFLAGS="$CFLAGS -Wdiv-by-zero"]) + AX_CHECK_COMPILE_FLAG([-Wshorten-64-to-32], [CFLAGS="$CFLAGS -Wshorten-64-to-32"]) + + AX_CHECK_COMPILE_FLAG([-Wconversion], [CFLAGS="$CFLAGS -Wconversion"]) + AX_CHECK_COMPILE_FLAG([-Wextended-offsetof], [CFLAGS="$CFLAGS -Wextended-offsetof"]) + AX_CHECK_COMPILE_FLAG([-Wformat-nonliteral], [CFLAGS="$CFLAGS -Wformat-nonliteral"]) + AX_CHECK_COMPILE_FLAG([-Wlanguage-extension-token], [CFLAGS="$CFLAGS -Wlanguage-extension-token"]) + AX_CHECK_COMPILE_FLAG([-Wmissing-field-initializers], [CFLAGS="$CFLAGS -Wmissing-field-initializers"]) + AX_CHECK_COMPILE_FLAG([-Wmissing-noreturn], [CFLAGS="$CFLAGS -Wmissing-noreturn"]) + AX_CHECK_COMPILE_FLAG([-Wmissing-variable-declarations], [CFLAGS="$CFLAGS -Wmissing-variable-declarations"]) + # Not used because we cannot change public structs + # AX_CHECK_COMPILE_FLAG([-Wpadded], [CFLAGS="$CFLAGS -Wpadded"]) + AX_CHECK_COMPILE_FLAG([-Wsign-conversion], [CFLAGS="$CFLAGS -Wsign-conversion"]) + # Not used because this basically disallows default case + # AX_CHECK_COMPILE_FLAG([-Wswitch-enum], [CFLAGS="$CFLAGS -Wswitch-enum"]) + AX_CHECK_COMPILE_FLAG([-Wunreachable-code-break], [CFLAGS="$CFLAGS -Wunreachable-code-break"]) + AX_CHECK_COMPILE_FLAG([-Wunused-macros], [CFLAGS="$CFLAGS -Wunused-macros"]) + AX_CHECK_COMPILE_FLAG([-Wunused-parameter], [CFLAGS="$CFLAGS -Wunused-parameter"]) + AX_CHECK_COMPILE_FLAG([-Wredundant-decls], [CFLAGS="$CFLAGS -Wredundant-decls"]) + # Only work with Clang for the moment + AX_CHECK_COMPILE_FLAG([-Wheader-guard], [CFLAGS="$CFLAGS -Wheader-guard"]) + AX_CHECK_COMPILE_FLAG([-Wsometimes-uninitialized], [CFLAGS="$CFLAGS -Wsometimes-uninitialized"]) + + # Only work with gcc7 for the moment + AX_CHECK_COMPILE_FLAG([-Wduplicated-branches], [CFLAGS="$CFLAGS -Wduplicated-branches"]) + + # This is required because we pass format string as "const char*. + AX_CHECK_COMPILE_FLAG([-Wno-format-nonliteral], [CFLAGS="$CFLAGS -Wno-format-nonliteral"]) + + # For C++ compiler + AC_LANG_PUSH(C++) + AX_CHECK_COMPILE_FLAG([-Wall], [CXXFLAGS="$CXXFLAGS -Wall"]) + # TODO separate option for -Werror and warnings? + #AX_CHECK_COMPILE_FLAG([-Werror], [CXXFLAGS="$CXXFLAGS -Werror"]) + AX_CHECK_COMPILE_FLAG([-Wformat-security], [CXXFLAGS="$CXXFLAGS -Wformat-security"]) + AX_CHECK_COMPILE_FLAG([-Wsometimes-uninitialized], [CXXFLAGS="$CXXFLAGS -Wsometimes-uninitialized"]) + # Disable noexcept-type warning of g++-7. This is not harmful as + # long as all source files are compiled with the same compiler. + AX_CHECK_COMPILE_FLAG([-Wno-noexcept-type], [CXXFLAGS="$CXXFLAGS -Wno-noexcept-type"]) + AC_LANG_POP() +fi + +WARNCFLAGS=$CFLAGS +WARNCXXFLAGS=$CXXFLAGS + +CFLAGS=$save_CFLAGS +CXXFLAGS=$save_CXXFLAGS + +AC_SUBST([WARNCFLAGS]) +AC_SUBST([WARNCXXFLAGS]) + +if test "x$asan" != "xno"; then + # Assume both C and C++ compiler either support ASAN or not. + LDFLAGS_saved="$LDFLAGS" + LDFLAGS="$LDFLAGS -fsanitize=address" + AX_CHECK_COMPILE_FLAG([-fsanitize=address], + [CFLAGS="$CFLAGS -fsanitize=address"; CXXFLAGS="$CXXFLAGS -fsanitize=address"], + [LDFLAGS="$LDFLAGS_saved"]) +fi + +if test "x${memdebug}" = "xyes"; then + AC_DEFINE([MEMDEBUG], [1], + [Define to 1 to enable memory allocation debug output.]) +fi + +# extra flags for API function visibility +EXTRACFLAG= +AX_CHECK_COMPILE_FLAG([-fvisibility=hidden], [EXTRACFLAG="-fvisibility=hidden"]) + +AC_SUBST([EXTRACFLAG]) + +AC_CONFIG_FILES([ + Makefile + lib/Makefile + lib/libnghttp3.pc + lib/includes/Makefile + lib/includes/nghttp3/version.h + tests/Makefile + doc/Makefile + doc/source/conf.py + examples/Makefile +]) +AC_OUTPUT + +AC_MSG_NOTICE([summary of build options: + + Package version: ${VERSION} + Library version: $LT_CURRENT:$LT_REVISION:$LT_AGE + Install prefix: ${prefix} + System types: + Build: ${build} + Host: ${host} + Target: ${target} + Compiler: + C preprocessor: ${CPP} + CPPFLAGS: ${CPPFLAGS} + C compiler: ${CC} + CFLAGS: ${CFLAGS} + C++ compiler: ${CXX} + CXXFLAGS: ${CXXFLAGS} + LDFLAGS: ${LDFLAGS} + WARNCFLAGS: ${WARNCFLAGS} + WARNCXXFLAGS: ${WARNCXXFLAGS} + EXTRACFLAG: ${EXTRACFLAG} + LIBS: ${LIBS} + Library: + Shared: ${enable_shared} + Static: ${enable_static} + Test: + CUnit: ${have_cunit} (CFLAGS='${CUNIT_CFLAGS}' LIBS='${CUNIT_LIBS}') + Debug: + Debug: ${debug} (CFLAGS='${DEBUGCFLAGS}') + Library only: ${lib_only} + Examples: ${enable_examples} +]) |