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Backport 'nix dev-shell' from the flakes branch

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This also adds a '--profile' option to 'nix build' (replacing 'nix-env
--set').
This commit is contained in:
Eelco Dolstra 2020-03-30 19:14:17 +02:00
parent 367577d9a6
commit e1a94ad852
9 changed files with 569 additions and 116 deletions
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12
src/libutil/util.hh
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@ -122,10 +122,6 @@ void deletePath(const Path & path);
void deletePath(const Path & path, unsigned long long & bytesFreed);
/* Create a temporary directory. */
Path createTempDir(const Path & tmpRoot = "", const Path & prefix = "nix",
bool includePid = true, bool useGlobalCounter = true, mode_t mode = 0755);
std::string getUserName();
/* Return $HOME or the user's home directory from /etc/passwd. */
@ -205,6 +201,14 @@ public:
};
/* Create a temporary directory. */
Path createTempDir(const Path & tmpRoot = "", const Path & prefix = "nix",
bool includePid = true, bool useGlobalCounter = true, mode_t mode = 0755);
/* Create a temporary file, returning a file handle and its path. */
std::pair<AutoCloseFD, Path> createTempFile(const Path & prefix = "nix");
class Pipe
{
public: