From 49bafe1faf4eedf0f059740be4f99c700ee93fe7 Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Fri, 6 Feb 2004 10:59:06 +0000 Subject: [PATCH] * Use the profile pointed to by ~/.nix-profile if no --profile argument is specified. --- src/libutil/util.cc | 2 +- src/nix-env/main.cc | 17 +++++++++++------ 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/src/libutil/util.cc b/src/libutil/util.cc index 5c8b7279c..3a6914cba 100644 --- a/src/libutil/util.cc +++ b/src/libutil/util.cc @@ -101,7 +101,7 @@ bool pathExists(const Path & path) { int res; struct stat st; - res = stat(path.c_str(), &st); + res = lstat(path.c_str(), &st); if (!res) return true; if (errno != ENOENT) throw SysError(format("getting status of %1%") % path); diff --git a/src/nix-env/main.cc b/src/nix-env/main.cc index 20b7da655..00b6c7f8d 100644 --- a/src/nix-env/main.cc +++ b/src/nix-env/main.cc @@ -645,12 +645,11 @@ static void opSwitchProfile(Globals & globals, { if (opFlags.size() > 0) throw UsageError(format("unknown flags `%1%'") % opFlags.front()); - if (opArgs.size() > 1) - throw UsageError(format("`--profile' takes at most one argument")); + if (opArgs.size() != 1) + throw UsageError(format("`--profile' takes exactly one argument")); - Path profile = - absPath(opArgs.size() == 0 ? globals.profile : opArgs.front()); - Path profileLink = getHomeDir() + "/.nix-userenv"; + Path profile = opArgs.front(); + Path profileLink = getHomeDir() + "/.nix-profile"; switchLink(profileLink, profile); } @@ -680,7 +679,6 @@ void run(Strings args) Operation op = 0; Globals globals; - globals.profile = canonPath(nixStateDir + "/profiles/default"); globals.nixExprPath = getDefNixExprPath(); for (Strings::iterator i = args.begin(); i != args.end(); ++i) { @@ -723,6 +721,13 @@ void run(Strings args) if (!op) throw UsageError("no operation specified"); + if (globals.profile == "") { + Path profileLink = getHomeDir() + "/.nix-profile"; + globals.profile = pathExists(profileLink) + ? absPath(readLink(profileLink), dirOf(profileLink)) + : canonPath(nixStateDir + "/profiles/default"); + } + openDB(); op(globals, opFlags, opArgs);