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nix edit / log: Operate on a single Installable

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This commit is contained in:
Eelco Dolstra 2017-08-29 16:18:00 +02:00
parent 9b82ecbae0
commit e9c07a3b26
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GPG key ID: 8170B4726D7198DE
6 changed files with 109 additions and 98 deletions
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26
src/nix/log.cc
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@ -2,10 +2,11 @@
#include "common-args.hh"
#include "shared.hh"
#include "store-api.hh"
#include "progress-bar.hh"
using namespace nix;
struct CmdLog : InstallablesCommand
struct CmdLog : InstallableCommand
{
CmdLog()
{
@ -27,21 +28,22 @@ struct CmdLog : InstallablesCommand
subs.push_front(store);
for (auto & inst : installables) {
for (auto & b : inst->toBuildable()) {
auto path = b.second.drvPath != "" ? b.second.drvPath : b.first;
bool found = false;
for (auto & sub : subs) {
auto log = sub->getBuildLog(path);
for (auto & b : installable->toBuildable(true)) {
for (auto & sub : subs) {
auto log = b.second.drvPath != "" ? sub->getBuildLog(b.second.drvPath) : nullptr;
if (!log) {
log = sub->getBuildLog(b.first);
if (!log) continue;
std::cout << *log;
found = true;
break;
}
if (!found)
throw Error("build log of path '%s' is not available", path);
stopProgressBar();
printInfo("got build log for '%s' from '%s'", b.first, sub->getUri());
std::cout << *log;
return;
}
}
throw Error("build log of '%s' is not available", installable->what());
}
};