diff options
Diffstat (limited to 'src/nix-store')
| -rw-r--r-- | src/nix-store/main.cc | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/src/nix-store/main.cc b/src/nix-store/main.cc index a8acd30c77b7..febe65e5c45e 100644 --- a/src/nix-store/main.cc +++ b/src/nix-store/main.cc @@ -1,5 +1,4 @@ #include <iostream> -#include <sstream> #include "globals.hh" #include "normalise.hh" @@ -171,10 +170,8 @@ static void opSubstitute(Strings opFlags, Strings opArgs) getline(cin, sub.program); string s; getline(cin, s); - istringstream st(s); int n; - st >> n; - if (!st) throw Error("number expected"); + if (!string2Int(s, n)) throw Error("number expected"); while (n--) { getline(cin, s); sub.args.push_back(s); @@ -224,11 +221,10 @@ static void opGC(Strings opFlags, Strings opArgs) else if (*i == "--print-dead") subOp = soPrintDead; else if (*i == "--delete") subOp = soDelete; else if (*i == "--min-age") { - if (opArgs.size() == 0) - throw UsageError("`--min-age' requires an argument"); - istringstream st(opArgs.front()); - st >> minAge; - if (!st) throw Error("number expected"); + int n; + if (opArgs.size() == 0 || !string2Int(opArgs.front(), n)) + throw UsageError("`--min-age' requires an integer argument"); + minAge = n; } else throw UsageError(format("bad sub-operation `%1%' in GC") % *i); |