build: Improve documentation of Nix-related options.

* configure.ac: Add documentation for --with-nix and --with-nixpkgs.
This commit is contained in:
Ludovic Courtès 2013-12-29 19:53:05 +01:00
parent 490c6528ed
commit bb0a70e1f1
1 changed files with 4 additions and 2 deletions

View File

@ -62,7 +62,8 @@ GUIX_CHECK_SRFI_37
AM_CONDITIONAL([INSTALL_SRFI_37], [test "x$ac_cv_guix_srfi_37_broken" = xyes])
AC_ARG_WITH([nix-prefix],
[AS_HELP_STRING([--with-nix-prefix=DIR], [search for Nix in DIR])],
[AS_HELP_STRING([--with-nix-prefix=DIR],
[search for Nix in DIR (for testing purposes and '--disable-daemon' builds)])],
[case "$withval" in
yes|no) ;;
*)
@ -86,7 +87,8 @@ if test "x$NIX_INSTANTIATE" = "x"; then
fi
AC_ARG_WITH([nixpkgs],
[AS_HELP_STRING([--with-nixpkgs=DIR], [search for Nixpkgs in DIR])],
[AS_HELP_STRING([--with-nixpkgs=DIR],
[search for Nixpkgs in DIR (for testing purposes only)])],
[case "$withval" in
yes|no) AC_MSG_ERROR([Please use `--with-nixpkgs=DIR'.]);;
*) NIXPKGS="$withval";;