threads / patch / 63128

patch, 12 partsconfig.mak.uname; add arc4random to the cygwin build

Subject: [PATCH 11/12] config.mak.uname; add arc4random to the cygwin build

## tl;dr

One message between Mar 15, 2025 and Mar 15, 2025. Diffs are folded; open one to read it.

replies: 0people: 1as markdown or json

Ramsay Jones· Mar 15, 2025, 02:49 UTC · lore

The arc4random_buf() function has been available in cygwin since about 2016 (somewhere in the v2.x branch). Set the CSPRNG_METHOD build variable to 'arc4random', in the cygwin section, to enable the use of this cryptographically-secure pseudorandom number function. Note that the autoconf and new meson builds also enable this function.

Signed-off-by: Ramsay Jones <ramsay@ramsayjones.plus.com>
---
 config.mak.uname | 1 +
 1 file changed, 1 insertion(+)
Show changes to config.mak.uname +1 −0
diff --git a/config.mak.uname b/config.mak.uname
index 0e29341056..4f6770a5f4 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -254,6 +254,7 @@ ifeq ($(uname_O),Cygwin)
 	HAVE_CLOCK_GETTIME=YesPlease
 	HAVE_CLOCK_MONOTONIC=YesPlease
 	HAVE_SYSINFO = YesPlease
+	CSPRNG_METHOD = arc4random
 	HAVE_ALLOCA_H = YesPlease
 	NEEDS_LIBICONV = YesPlease
 	NO_FAST_WORKING_DIRECTORY = UnfortunatelyYes
-- 
2.49.0

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