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authorEelco Dolstra <edolstra@gmail.com>2020-11-11 11:14:12 +0100
committerGitHub <noreply@github.com>2020-11-11 11:14:12 +0100
commitf9dd8f04a02568b202df0c37fc34b95fec0721c6 (patch)
treed43dde37e63269e92f48590648157f26e65d5753 /lib
parent13b5c8a4db3ac70eaf424a10427e7d09229cd87e (diff)
parentfecb444e18c2d655d7de4253047e664873b42cf4 (diff)
Merge pull request #44928 from vcunat/p/configure-assert
lib/strings: guard against an easy mistake
Diffstat (limited to 'lib')
-rw-r--r--lib/strings.nix8
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/strings.nix b/lib/strings.nix
index f62ff6679ef5..fbb48dec92af 100644
--- a/lib/strings.nix
+++ b/lib/strings.nix
@@ -561,7 +561,9 @@ rec {
enableFeature false "shared"
=> "--disable-shared"
*/
- enableFeature = enable: feat: "--${if enable then "enable" else "disable"}-${feat}";
+ enableFeature = enable: feat:
+ assert isString feat; # e.g. passing openssl instead of "openssl"
+ "--${if enable then "enable" else "disable"}-${feat}";
/* Create an --{enable-<feat>=<value>,disable-<feat>} string that can be passed to
standard GNU Autoconf scripts.
@@ -583,7 +585,9 @@ rec {
withFeature false "shared"
=> "--without-shared"
*/
- withFeature = with_: feat: "--${if with_ then "with" else "without"}-${feat}";
+ withFeature = with_: feat:
+ assert isString feat; # e.g. passing openssl instead of "openssl"
+ "--${if with_ then "with" else "without"}-${feat}";
/* Create an --{with-<feat>=<value>,without-<feat>} string that can be passed to
standard GNU Autoconf scripts.