21ad24291d
This is https://sgrep.sourceforge.net/, which is quite useful for finding lines in very large sorted files.
57 lines
1.3 KiB
Nix
57 lines
1.3 KiB
Nix
{ stdenv, fetchurl, lib }:
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stdenv.mkDerivation rec {
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pname = "sorted-grep";
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version = "1.0";
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src = fetchurl {
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url = "mirror://sourceforge/sgrep/sgrep-${version}.tgz";
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hash = "sha256-3F7cXrZnB38YwE1sHYm/CIGKmG+1c0QU+Pk3Y53a0T4=";
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};
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postPatch = ''
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# Its Makefile is missing compiler flags and an install step
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rm -f Makefile
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'';
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buildPhase = ''
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runHook preBuild
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${stdenv.cc.targetPrefix}cc -Wall -O2 -o sgrep sgrep.c
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runHook postBuild
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'';
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installPhase = ''
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runHook preInstall
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install -D sgrep "$out/bin/sgrep"
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runHook postInstall
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'';
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installCheckPhase = ''
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runHook preInstallCheck
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set +o pipefail
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$out/bin/sgrep 2>&1 | grep ^Usage:
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runHook postInstallCheck
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'';
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doInstallCheck = true;
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meta = with lib; {
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homepage = "https://sgrep.sourceforge.net/";
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description = "Sgrep (sorted grep) searches sorted input files for lines that match a search key";
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longDescription = ''
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Sgrep (sorted grep) searches sorted input files for lines that match a search
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key and outputs the matching lines. When searching large files sgrep is much
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faster than traditional Unix grep, but with significant restrictions.
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'';
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platforms = platforms.unix;
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license = licenses.gpl3Plus;
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maintainers = with maintainers; [ ivan ];
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};
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}
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