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lib/strings: Add makeIncludePath (#296237)
* Update strings.nix * Fix typo in docs * Update lib/strings.nix Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com> * Update lib/strings.nix Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com> * Add unit test with strings * Move test to strings * Add unit test with package structure * testMakeIncludePathWithPkgs: use real pkgs * Revert "testMakeIncludePathWithPkgs: use real pkgs" This reverts commit fb1850c069cfb324f3a43323da740a27a11793f3. * Update lib/tests/misc.nix Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com> * Update lib/tests/misc.nix Co-authored-by: Silvan Mosberger <github@infinisil.com> --------- Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com> Co-authored-by: Silvan Mosberger <github@infinisil.com>
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@ -97,7 +97,7 @@ let
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inherit (self.strings) concatStrings concatMapStrings concatImapStrings
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intersperse concatStringsSep concatMapStringsSep
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concatImapStringsSep concatLines makeSearchPath makeSearchPathOutput
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makeLibraryPath makeBinPath optionalString
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makeLibraryPath makeIncludePath makeBinPath optionalString
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hasInfix hasPrefix hasSuffix stringToCharacters stringAsChars escape
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escapeShellArg escapeShellArgs
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isStorePath isStringLike
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@ -206,6 +206,18 @@ rec {
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*/
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makeLibraryPath = makeSearchPathOutput "lib" "lib";
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/* Construct an include search path (such as C_INCLUDE_PATH) containing the
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header files for a set of packages or paths.
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Example:
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makeIncludePath [ "/usr" "/usr/local" ]
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=> "/usr/include:/usr/local/include"
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pkgs = import <nixpkgs> { }
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makeIncludePath [ pkgs.openssl pkgs.zlib ]
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=> "/nix/store/9rz8gxhzf8sw4kf2j2f1grr49w8zx5vj-openssl-1.0.1r-dev/include:/nix/store/wwh7mhwh269sfjkm6k5665b5kgp7jrk2-zlib-1.2.8-dev/include"
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*/
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makeIncludePath = makeSearchPathOutput "dev" "include";
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/* Construct a binary search path (such as $PATH) containing the
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binaries for a set of packages.
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@ -64,6 +64,7 @@ let
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lists
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listToAttrs
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makeExtensible
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makeIncludePath
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makeOverridable
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mapAttrs
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matchAttrs
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@ -296,6 +297,35 @@ runTests {
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expected = "a\nb\nc\n";
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};
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testMakeIncludePathWithPkgs = {
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expr = (makeIncludePath [
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# makeIncludePath preferably selects the "dev" output
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{ dev.outPath = "/dev"; out.outPath = "/out"; outPath = "/default"; }
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# "out" is used if "dev" is not found
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{ out.outPath = "/out"; outPath = "/default"; }
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# And it returns the derivation directly if there's no "out" either
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{ outPath = "/default"; }
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# Same if the output is specified explicitly, even if there's a "dev"
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{ dev.outPath = "/dev"; outPath = "/default"; outputSpecified = true; }
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]);
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expected = "/dev/include:/out/include:/default/include:/default/include";
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};
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testMakeIncludePathWithEmptyList = {
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expr = (makeIncludePath [ ]);
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expected = "";
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};
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testMakeIncludePathWithOneString = {
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expr = (makeIncludePath [ "/usr" ]);
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expected = "/usr/include";
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};
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testMakeIncludePathWithManyString = {
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expr = (makeIncludePath [ "/usr" "/usr/local" ]);
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expected = "/usr/include:/usr/local/include";
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};
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testReplicateString = {
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expr = strings.replicate 5 "hello";
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expected = "hellohellohellohellohello";
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