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* [gentoo-dev] [PATCH] profiles/default/linux: set gl_cv_type_time_t_bits_macro=no
@ 2021-12-17 14:41 Mike Gilbert
  2021-12-17 19:29 ` Alec Warner
  2021-12-18 15:35 ` James Le Cuirot
  0 siblings, 2 replies; 4+ messages in thread
From: Mike Gilbert @ 2021-12-17 14:41 UTC (permalink / raw
  To: gentoo-dev; +Cc: base-system, toolchain, Mike Gilbert

This is intended to prevent packages from automatically switching to
64-bit time_t on 32-bit ABIs. Making this switch in an uncontrolled
manner will lead to inconsistent library ABIs that fail at runtime.

At a later time, we will introduce new profiles to enable 64-bit time_t
distro-wide.

https://wiki.gentoo.org/wiki/Project:Toolchain/time64_migration

Bug: https://bugs.gentoo.org/828001
Signed-off-by: Mike Gilbert <floppym@gentoo.org>
---
 profiles/default/linux/make.defaults | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/profiles/default/linux/make.defaults b/profiles/default/linux/make.defaults
index 6ae7cf297cf..53ace7e229c 100644
--- a/profiles/default/linux/make.defaults
+++ b/profiles/default/linux/make.defaults
@@ -53,3 +53,7 @@ VIDEO_CARDS="dummy fbdev v4l"
 # Note that adding LDFLAGS="-Wl,-O1 ${LDFLAGS}" breaks dev-util/boost-build
 # because of whitespace.
 LDFLAGS="-Wl,-O1 -Wl,--as-needed"
+
+# Mike Gilbert <floppym@gentoo.org> (2021-12-17)
+# Prevent automagic use of 64-bit time_t.
+gl_cv_type_time_t_bits_macro="no"
-- 
2.34.1



^ permalink raw reply related	[flat|nested] 4+ messages in thread

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Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2021-12-17 14:41 [gentoo-dev] [PATCH] profiles/default/linux: set gl_cv_type_time_t_bits_macro=no Mike Gilbert
2021-12-17 19:29 ` Alec Warner
2021-12-18 15:35 ` James Le Cuirot
2021-12-18 15:54   ` Mike Gilbert

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