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| author | Ludovic Courtès <ludo@gnu.org> | 2014-01-23 23:48:34 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2014-01-24 00:01:50 +0100 |
| commit | 49e6291a7a257f89f01644423f1b685778b8862a (patch) | |
| tree | d461cae8cfc21fc9fa421c3fb62d372bf44c2ca7 /m4 | |
| parent | 50add47748eb40371d8b88208a13e7230d15c220 (diff) | |
| download | guix-49e6291a7a257f89f01644423f1b685778b8862a.tar guix-49e6291a7a257f89f01644423f1b685778b8862a.tar.gz | |
Add 'guix offload' as a daemon build hook.
* nix/nix-daemon/guix-daemon.cc (GUIX_OPT_NO_BUILD_HOOK): New macro.
(options): Add '--no-build-hook'.
(parse_opt): Handle it.
(main)[HAVE_DAEMON_OFFLOAD_HOOK]: Set 'useBuildHook' by default.
Set $NIX_BUILD_HOOK to our offload hook unless otherwise specified.
[!HAVE_DAEMON_OFFLOAD_HOOK]: Clear 'useBuildHook'.
* pre-inst-env.in: Set and export NIX_BUILD_HOOK.
* nix/scripts/offload.in, guix/scripts/offload.scm: New files.
* guix/ui.scm (show-guix-help)[internal?]: Add "offload".
* config-daemon.ac: Call 'GUIX_CHECK_UNBUFFERED_CBIP'.
Instantiate 'nix/scripts/offload'. Set 'BUILD_DAEMON_OFFLOAD'
conditional, and optionally define 'HAVE_DEAMON_OFFLOAD_HOOK' cpp
macro.
* daemon.am (nodist_pkglibexec_SCRIPTS)[BUILD_DAEMON_OFFLOAD]: Add it.
* Makefile.am (MODULES)[BUILD_DAEMON_OFFLOAD]: Add
'guix/scripts/offload.scm'.
(EXTRA_DIST)[!BUILD_DAEMON_OFFLOAD]: Likewise.
* m4/guix.m4 (GUIX_CHECK_UNBUFFERED_CBIP): New macro.
* doc/guix.texi (Setting Up the Daemon): Move most of the body to...
(Build Environment Setup): ... this. New subsection.
(Daemon Offload Setup): New subsection.
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/guix.m4 | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/m4/guix.m4 b/m4/guix.m4 index a98378db79..19e041a72c 100644 --- a/m4/guix.m4 +++ b/m4/guix.m4 @@ -1,5 +1,5 @@ dnl GNU Guix --- Functional package management for GNU -dnl Copyright © 2012, 2013 Ludovic Courtès <ludo@gnu.org> +dnl Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org> dnl dnl This file is part of GNU Guix. dnl @@ -134,3 +134,20 @@ AC_DEFUN([GUIX_CHECK_SRFI_37], [ ac_cv_guix_srfi_37_broken=yes fi]) ]) + +dnl GUIX_CHECK_UNBUFFERED_CBIP +dnl +dnl Check whether 'setbvuf' works on custom binary input ports (CBIPs), as is +dnl the case starting with Guile 2.0.10. +AC_DEFUN([GUIX_CHECK_UNBUFFERED_CBIP], [ + AC_CACHE_CHECK([whether Guile's custom binary input ports support 'setvbuf'], + [ac_cv_guix_cbips_support_setvbuf], + [if "$GUILE" -c "(use-modules (rnrs io ports)) \ + (let ((p (make-custom-binary-input-port \"cbip\" pk #f #f #f))) \ + (setvbuf p _IONBF))" >&5 2>&1 + then + ac_cv_guix_cbips_support_setvbuf=yes + else + ac_cv_guix_cbips_support_setvbuf=no + fi]) +]) |