2733287046
The manual reference was commented out, and the sole reference to this program other than the configure script. Removed both.
284 lines
8.1 KiB
Text
284 lines
8.1 KiB
Text
AC_INIT(nix, m4_esyscmd([bash -c "echo -n $(cat ./version)$VERSION_SUFFIX"]))
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AC_CONFIG_SRCDIR(README.md)
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AC_CONFIG_AUX_DIR(config)
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AC_PROG_SED
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# Construct a Nix system name (like "i686-linux").
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AC_CANONICAL_HOST
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AC_MSG_CHECKING([for the canonical Nix system name])
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AC_ARG_WITH(system, AC_HELP_STRING([--with-system=SYSTEM],
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[Platform identifier (e.g., `i686-linux').]),
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[system=$withval],
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[case "$host_cpu" in
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i*86)
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machine_name="i686";;
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amd64)
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machine_name="x86_64";;
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armv6|armv7)
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machine_name="${host_cpu}l";;
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*)
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machine_name="$host_cpu";;
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esac
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case "$host_os" in
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linux-gnu*|linux-musl*)
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# For backward compatibility, strip the `-gnu' part.
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system="$machine_name-linux";;
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*)
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# Strip the version number from names such as `gnu0.3',
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# `darwin10.2.0', etc.
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system="$machine_name-`echo $host_os | "$SED" -e's/@<:@0-9.@:>@*$//g'`";;
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esac])
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sys_name=$(uname -s | tr 'A-Z ' 'a-z_')
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case $sys_name in
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cygwin*)
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sys_name=cygwin
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;;
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esac
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AC_MSG_RESULT($system)
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AC_SUBST(system)
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AC_DEFINE_UNQUOTED(SYSTEM, ["$system"], [platform identifier (`cpu-os')])
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# State should be stored in /nix/var, unless the user overrides it explicitly.
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test "$localstatedir" = '${prefix}/var' && localstatedir=/nix/var
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# Solaris-specific stuff.
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AC_STRUCT_DIRENT_D_TYPE
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if test "$sys_name" = sunos; then
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# Solaris requires -lsocket -lnsl for network functions
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LIBS="-lsocket -lnsl $LIBS"
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fi
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CFLAGS=
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CXXFLAGS=
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_CPP
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AX_CXX_COMPILE_STDCXX_14
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# Use 64-bit file system calls so that we can support files > 2 GiB.
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AC_SYS_LARGEFILE
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# Check for pubsetbuf.
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AC_MSG_CHECKING([for pubsetbuf])
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AC_LANG_PUSH(C++)
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <iostream>
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using namespace std;
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static char buf[1024];]],
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[[cerr.rdbuf()->pubsetbuf(buf, sizeof(buf));]])],
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[AC_MSG_RESULT(yes) AC_DEFINE(HAVE_PUBSETBUF, 1, [Whether pubsetbuf is available.])],
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AC_MSG_RESULT(no))
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AC_LANG_POP(C++)
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AC_CHECK_FUNCS([statvfs pipe2])
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# Check for lutimes, optionally used for changing the mtime of
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# symlinks.
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AC_CHECK_FUNCS([lutimes])
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# Check whether the store optimiser can optimise symlinks.
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AC_MSG_CHECKING([whether it is possible to create a link to a symlink])
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ln -s bla tmp_link
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if ln tmp_link tmp_link2 2> /dev/null; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(CAN_LINK_SYMLINK, 1, [Whether link() works on symlinks.])
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else
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AC_MSG_RESULT(no)
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fi
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rm -f tmp_link tmp_link2
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# Check for <locale>.
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AC_LANG_PUSH(C++)
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AC_CHECK_HEADERS([locale])
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AC_LANG_POP(C++)
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AC_DEFUN([NEED_PROG],
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[
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AC_PATH_PROG($1, $2)
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if test -z "$$1"; then
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AC_MSG_ERROR([$2 is required])
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fi
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])
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NEED_PROG(bash, bash)
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NEED_PROG(patch, patch)
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AC_PATH_PROG(xmllint, xmllint, false)
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AC_PATH_PROG(xsltproc, xsltproc, false)
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AC_PATH_PROG(flex, flex, false)
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AC_PATH_PROG(bison, bison, false)
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NEED_PROG(sed, sed)
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NEED_PROG(tar, tar)
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NEED_PROG(bzip2, bzip2)
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NEED_PROG(gzip, gzip)
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NEED_PROG(xz, xz)
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AC_PATH_PROG(dot, dot)
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AC_PATH_PROG(lsof, lsof, lsof)
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NEED_PROG(cat, cat)
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NEED_PROG(tr, tr)
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AC_ARG_WITH(coreutils-bin, AC_HELP_STRING([--with-coreutils-bin=PATH],
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[path of cat, mkdir, etc.]),
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coreutils=$withval, coreutils=$(dirname $cat))
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AC_SUBST(coreutils)
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AC_ARG_WITH(store-dir, AC_HELP_STRING([--with-store-dir=PATH],
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[path of the Nix store (defaults to /nix/store)]),
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storedir=$withval, storedir='/nix/store')
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AC_SUBST(storedir)
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# Look for OpenSSL, a required dependency.
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PKG_CHECK_MODULES([OPENSSL], [libcrypto], [CXXFLAGS="$OPENSSL_CFLAGS $CXXFLAGS"])
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# Look for libbz2, a required dependency.
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AC_CHECK_LIB([bz2], [BZ2_bzWriteOpen], [true],
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[AC_MSG_ERROR([Nix requires libbz2, which is part of bzip2. See https://web.archive.org/web/20180624184756/http://www.bzip.org/.])])
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AC_CHECK_HEADERS([bzlib.h], [true],
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[AC_MSG_ERROR([Nix requires libbz2, which is part of bzip2. See https://web.archive.org/web/20180624184756/http://www.bzip.org/.])])
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# Look for SQLite, a required dependency.
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PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= 3.6.19], [CXXFLAGS="$SQLITE3_CFLAGS $CXXFLAGS"])
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# Look for libcurl, a required dependency.
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PKG_CHECK_MODULES([LIBCURL], [libcurl], [CXXFLAGS="$LIBCURL_CFLAGS $CXXFLAGS"])
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# Look for editline, a required dependency.
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PKG_CHECK_MODULES([EDITLINE], [libeditline], [CXXFLAGS="$EDITLINE_CFLAGS $CXXFLAGS"])
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# Look for libsodium, an optional dependency.
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PKG_CHECK_MODULES([SODIUM], [libsodium],
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[AC_DEFINE([HAVE_SODIUM], [1], [Whether to use libsodium for cryptography.])
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CXXFLAGS="$SODIUM_CFLAGS $CXXFLAGS"
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have_sodium=1], [have_sodium=])
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AC_SUBST(HAVE_SODIUM, [$have_sodium])
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# Look for liblzma, a required dependency.
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PKG_CHECK_MODULES([LIBLZMA], [liblzma], [CXXFLAGS="$LIBLZMA_CFLAGS $CXXFLAGS"])
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AC_CHECK_LIB([lzma], [lzma_stream_encoder_mt],
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[AC_DEFINE([HAVE_LZMA_MT], [1], [xz multithreaded compression support])])
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# Look for libbrotli{enc,dec}.
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PKG_CHECK_MODULES([LIBBROTLI], [libbrotlienc libbrotlidec], [CXXFLAGS="$LIBBROTLI_CFLAGS $CXXFLAGS"])
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# Look for libseccomp, required for Linux sandboxing.
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if test "$sys_name" = linux; then
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AC_ARG_ENABLE([seccomp-sandboxing],
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AC_HELP_STRING([--disable-seccomp-sandboxing],
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[Don't build support for seccomp sandboxing (only recommended if your arch doesn't support libseccomp yet!)]
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))
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if test "x$enable_seccomp_sandboxing" != "xno"; then
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PKG_CHECK_MODULES([LIBSECCOMP], [libseccomp],
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[CXXFLAGS="$LIBSECCOMP_CFLAGS $CXXFLAGS"])
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have_seccomp=1
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AC_DEFINE([HAVE_SECCOMP], [1], [Whether seccomp is available and should be used for sandboxing.])
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else
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have_seccomp=
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fi
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else
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have_seccomp=
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fi
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AC_SUBST(HAVE_SECCOMP, [$have_seccomp])
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# Look for aws-cpp-sdk-s3.
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AC_LANG_PUSH(C++)
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AC_CHECK_HEADERS([aws/s3/S3Client.h],
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[AC_DEFINE([ENABLE_S3], [1], [Whether to enable S3 support via aws-sdk-cpp.])
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enable_s3=1], [enable_s3=])
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AC_SUBST(ENABLE_S3, [$enable_s3])
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AC_LANG_POP(C++)
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if test -n "$enable_s3"; then
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declare -a aws_version_tokens=($(printf '#include <aws/core/VersionConfig.h>\nAWS_SDK_VERSION_STRING' | $CPP $CPPFLAGS - | grep -v '^#.*' | sed 's/"//g' | tr '.' ' '))
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AC_DEFINE_UNQUOTED([AWS_VERSION_MAJOR], ${aws_version_tokens@<:@0@:>@}, [Major version of aws-sdk-cpp.])
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AC_DEFINE_UNQUOTED([AWS_VERSION_MINOR], ${aws_version_tokens@<:@1@:>@}, [Minor version of aws-sdk-cpp.])
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fi
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# Whether to use the Boehm garbage collector.
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AC_ARG_ENABLE(gc, AC_HELP_STRING([--enable-gc],
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[enable garbage collection in the Nix expression evaluator (requires Boehm GC) [default=no]]),
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gc=$enableval, gc=no)
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if test "$gc" = yes; then
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PKG_CHECK_MODULES([BDW_GC], [bdw-gc])
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CXXFLAGS="$BDW_GC_CFLAGS $CXXFLAGS"
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AC_DEFINE(HAVE_BOEHMGC, 1, [Whether to use the Boehm garbage collector.])
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fi
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# documentation generation switch
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AC_ARG_ENABLE(doc-gen, AC_HELP_STRING([--disable-doc-gen],
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[disable documentation generation]),
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doc_generate=$enableval, doc_generate=yes)
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AC_SUBST(doc_generate)
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# Setuid installations.
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AC_CHECK_FUNCS([setresuid setreuid lchown])
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# Nice to have, but not essential.
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AC_CHECK_FUNCS([strsignal posix_fallocate sysconf])
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# This is needed if bzip2 is a static library, and the Nix libraries
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# are dynamic.
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if test "$(uname)" = "Darwin"; then
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LDFLAGS="-all_load $LDFLAGS"
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fi
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# Do we have GNU tar?
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AC_MSG_CHECKING([if you have a recent GNU tar])
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if $tar --version 2> /dev/null | grep -q GNU && tar cvf /dev/null --warning=no-timestamp ./config.log > /dev/null; then
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AC_MSG_RESULT(yes)
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tarFlags="--warning=no-timestamp"
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else
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AC_MSG_RESULT(no)
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fi
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AC_SUBST(tarFlags)
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AC_ARG_WITH(sandbox-shell, AC_HELP_STRING([--with-sandbox-shell=PATH],
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[path of a statically-linked shell to use as /bin/sh in sandboxes]),
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sandbox_shell=$withval)
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AC_SUBST(sandbox_shell)
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# Expand all variables in config.status.
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test "$prefix" = NONE && prefix=$ac_default_prefix
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test "$exec_prefix" = NONE && exec_prefix='${prefix}'
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for name in $ac_subst_vars; do
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declare $name="$(eval echo "${!name}")"
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declare $name="$(eval echo "${!name}")"
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declare $name="$(eval echo "${!name}")"
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done
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rm -f Makefile.config
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AC_CONFIG_HEADER([config.h])
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AC_CONFIG_FILES([])
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AC_OUTPUT
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