Mention number of derivations to be build/fetched in output

Also correct grammar for the case of a single derivation.
This commit is contained in:
Joe Hermaszewski 2020-06-17 13:41:25 +08:00
parent 29542865ce
commit da8aac6ce8
4 changed files with 21 additions and 9 deletions

View file

@ -70,7 +70,7 @@ path just built.</para>
<screen> <screen>
$ nix-build ./deterministic.nix -A stable $ nix-build ./deterministic.nix -A stable
these derivations will be built: this derivation will be built:
/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv /nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv
building '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'... building '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'...
/nix/store/yyxlzw3vqaas7wfp04g0b1xg51f2czgq-stable /nix/store/yyxlzw3vqaas7wfp04g0b1xg51f2czgq-stable
@ -85,7 +85,7 @@ checking outputs of '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'...
<screen> <screen>
$ nix-build ./deterministic.nix -A unstable $ nix-build ./deterministic.nix -A unstable
these derivations will be built: this derivation will be built:
/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv /nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv
building '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'... building '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'...
/nix/store/krpqk0l9ib0ibi1d2w52z293zw455cap-unstable /nix/store/krpqk0l9ib0ibi1d2w52z293zw455cap-unstable
@ -193,7 +193,7 @@ repeat = 1
An example output of this configuration: An example output of this configuration:
<screen> <screen>
$ nix-build ./test.nix -A unstable $ nix-build ./test.nix -A unstable
these derivations will be built: this derivation will be built:
/nix/store/ch6llwpr2h8c3jmnf3f2ghkhx59aa97f-unstable.drv /nix/store/ch6llwpr2h8c3jmnf3f2ghkhx59aa97f-unstable.drv
building '/nix/store/ch6llwpr2h8c3jmnf3f2ghkhx59aa97f-unstable.drv' (round 1/2)... building '/nix/store/ch6llwpr2h8c3jmnf3f2ghkhx59aa97f-unstable.drv' (round 1/2)...
building '/nix/store/ch6llwpr2h8c3jmnf3f2ghkhx59aa97f-unstable.drv' (round 2/2)... building '/nix/store/ch6llwpr2h8c3jmnf3f2ghkhx59aa97f-unstable.drv' (round 2/2)...

View file

@ -122,7 +122,7 @@ post-build-hook = /etc/nix/upload-to-cache.sh
<screen> <screen>
$ nix-build -E '(import &lt;nixpkgs&gt; {}).writeText "example" (builtins.toString builtins.currentTime)' $ nix-build -E '(import &lt;nixpkgs&gt; {}).writeText "example" (builtins.toString builtins.currentTime)'
these derivations will be built: this derivation will be built:
/nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv /nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv
building '/nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv'... building '/nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv'...
running post-build-hook '/home/grahamc/projects/github.com/NixOS/nix/post-hook.sh'... running post-build-hook '/home/grahamc/projects/github.com/NixOS/nix/post-hook.sh'...

View file

@ -516,7 +516,7 @@ source:
$ nix-env -f '&lt;nixpkgs>' -iA hello --dry-run $ nix-env -f '&lt;nixpkgs>' -iA hello --dry-run
(dry run; not doing anything) (dry run; not doing anything)
installing hello-2.10 installing hello-2.10
these paths will be fetched (0.04 MiB download, 0.19 MiB unpacked): this path will be fetched (0.04 MiB download, 0.19 MiB unpacked):
/nix/store/wkhdf9jinag5750mqlax6z2zbwhqb76n-hello-2.10 /nix/store/wkhdf9jinag5750mqlax6z2zbwhqb76n-hello-2.10
<replaceable>...</replaceable></screen> <replaceable>...</replaceable></screen>

View file

@ -48,7 +48,10 @@ void printMissing(ref<Store> store, const StorePathSet & willBuild,
unsigned long long downloadSize, unsigned long long narSize, Verbosity lvl) unsigned long long downloadSize, unsigned long long narSize, Verbosity lvl)
{ {
if (!willBuild.empty()) { if (!willBuild.empty()) {
printMsg(lvl, "these derivations will be built:"); if (willBuild.size() == 1)
printMsg(lvl, fmt("this derivation will be built:"));
else
printMsg(lvl, fmt("these %d derivations will be built:", willBuild.size()));
auto sorted = store->topoSortPaths(willBuild); auto sorted = store->topoSortPaths(willBuild);
reverse(sorted.begin(), sorted.end()); reverse(sorted.begin(), sorted.end());
for (auto & i : sorted) for (auto & i : sorted)
@ -56,9 +59,18 @@ void printMissing(ref<Store> store, const StorePathSet & willBuild,
} }
if (!willSubstitute.empty()) { if (!willSubstitute.empty()) {
printMsg(lvl, fmt("these paths will be fetched (%.2f MiB download, %.2f MiB unpacked):", const float downloadSizeMiB = downloadSize / (1024.f * 1024.f);
downloadSize / (1024.0 * 1024.0), const float narSizeMiB = narSize / (1024.f * 1024.f);
narSize / (1024.0 * 1024.0))); if (willSubstitute.size() == 1) {
printMsg(lvl, fmt("this path will be fetched (%.2f MiB download, %.2f MiB unpacked):",
downloadSizeMiB,
narSizeMiB));
} else {
printMsg(lvl, fmt("these %d paths will be fetched (%.2f MiB download, %.2f MiB unpacked):",
willSubstitute.size(),
downloadSizeMiB,
narSizeMiB));
}
for (auto & i : willSubstitute) for (auto & i : willSubstitute)
printMsg(lvl, fmt(" %s", store->printStorePath(i))); printMsg(lvl, fmt(" %s", store->printStorePath(i)));
} }