forked from lix-project/lix
autoconf: Work around editline not being found on Ubuntu 16.04.
And probably other Linux distributions with long-term support releases. Also update manual stating what version is needed; I checked that 1.14 is the oldest version with which current nix compiles, and added autoconf feature checks for some functions added in that release that nix uses.
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11
configure.ac
11
configure.ac
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@ -171,7 +171,16 @@ PKG_CHECK_MODULES([SQLITE3], [sqlite3 >= 3.6.19], [CXXFLAGS="$SQLITE3_CFLAGS $CX
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PKG_CHECK_MODULES([LIBCURL], [libcurl], [CXXFLAGS="$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 $CXXFLAGS"])
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# The the libeditline.pc file was added only in libeditline >= 1.15.2,
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# see https://github.com/troglobit/editline/commit/0a8f2ef4203c3a4a4726b9dd1336869cd0da8607,
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# but e.g. Ubuntu 16.04 has an older version, so we fall back to searching for
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# editline.h when the pkg-config approach fails.
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PKG_CHECK_MODULES([EDITLINE], [libeditline], [CXXFLAGS="$EDITLINE_CFLAGS $CXXFLAGS"], [
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AC_CHECK_HEADERS([editline.h], [true],
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[AC_MSG_ERROR([Nix requires libeditline; it was found neither via pkg-config nor its normal header.])])
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AC_SEARCH_LIBS([readline read_history], [editline], [],
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[AC_MSG_ERROR([Nix requires libeditline; it was not found via pkg-config, but via its header, but required functions do not work. Maybe it is too old? >= 1.14 is required.])])
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])
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# Look for libsodium, an optional dependency.
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PKG_CHECK_MODULES([SODIUM], [libsodium],
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@ -62,6 +62,10 @@
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1.66.0 or higher. It can be obtained from the official web site
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<link xlink:href="https://www.boost.org/" />.</para></listitem>
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<listitem><para>The <literal>editline</literal> library of version
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1.14.0 or higher. It can be obtained from the its repository
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<link xlink:href="https://github.com/troglobit/editline" />.</para></listitem>
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<listitem><para>The <command>xmllint</command> and
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<command>xsltproc</command> programs to build this manual and the
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man-pages. These are part of the <literal>libxml2</literal> and
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