77 lines
2.5 KiB
Nix
77 lines
2.5 KiB
Nix
{ lib, stdenv, fetchurl, fetchpatch, bison, flex, pam, perl
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, sendmailPath ? "/run/wrappers/bin/sendmail"
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, atWrapperPath ? "/run/wrappers/bin/at"
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}:
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stdenv.mkDerivation rec {
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pname = "at";
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version = "3.2.5";
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src = fetchurl {
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# Debian is apparently the last location where it can be found.
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url = "mirror://debian/pool/main/a/at/at_${version}.orig.tar.gz";
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hash = "sha256-uwZrOJ18m7nYSjVzgDK4XDDLp9lJ91gZKtxyyUd/07g=";
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};
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patches = [
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# Remove glibc assumption
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(fetchpatch {
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url = "https://raw.githubusercontent.com/riscv/riscv-poky/master/meta/recipes-extended/at/at/0001-remove-glibc-assumption.patch";
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hash = "sha256-1UobqEZWoaq0S8DUDPuI80kTx0Gut2/VxDIwcKeGZOY=";
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})
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];
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postPatch = ''
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# Remove chown commands and setuid bit
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substituteInPlace Makefile.in \
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--replace ' -o root ' ' ' \
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--replace ' -g root ' ' ' \
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--replace ' -o $(DAEMON_USERNAME) ' ' ' \
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--replace ' -o $(DAEMON_GROUPNAME) ' ' ' \
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--replace ' -g $(DAEMON_GROUPNAME) ' ' ' \
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--replace '$(DESTDIR)$(etcdir)' "$out/etc" \
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--replace '$(DESTDIR)$(ATJOB_DIR)' "$out/var/spool/atjobs" \
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--replace '$(DESTDIR)$(ATSPOOL_DIR)' "$out/var/spool/atspool" \
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--replace '$(DESTDIR)$(LFILE)' "$out/var/spool/atjobs/.SEQ" \
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--replace 'chown' '# skip chown' \
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--replace '6755' '0755'
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'';
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nativeBuildInputs = [ bison flex perl /* for `prove` (tests) */ ];
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buildInputs = [ pam ];
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preConfigure =
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''
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export SENDMAIL=${sendmailPath}
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# Purity: force atd.pid to be placed in /var/run regardless of
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# whether it exists now.
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substituteInPlace ./configure --replace "test -d /var/run" "true"
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'';
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configureFlags = [
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"--with-etcdir=/etc/at"
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"--with-jobdir=/var/spool/atjobs"
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"--with-atspool=/var/spool/atspool"
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"--with-daemon_username=atd"
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"--with-daemon_groupname=atd"
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];
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doCheck = true;
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# Ensure that "batch" can invoke the setuid "at" wrapper, if it exists, or
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# else we get permission errors (on NixOS). "batch" is a shell script, so
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# when the kernel executes it drops setuid perms.
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postInstall = ''
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sed -i "6i test -x ${atWrapperPath} && exec ${atWrapperPath} -qb now # exec doesn't return" "$out/bin/batch"
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'';
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meta = with lib; {
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description = "Classical Unix `at' job scheduling command";
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license = licenses.gpl2Plus;
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homepage = "https://tracker.debian.org/pkg/at";
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changelog = "https://salsa.debian.org/debian/at/-/raw/master/ChangeLog";
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platforms = platforms.linux;
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mainProgram = "at";
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};
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}
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