From 4cf2f7cc6bbea59e8aec44b9508c759cf8bb4adf Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@koprulu.sector>
Date: Tue, 8 Nov 2022 21:24:43 +0000
Subject: gentoo auto-resync : 08:11:2022 - 21:24:43

---
 dev-libs/libgcrypt/libgcrypt-1.10.1-r2.ebuild | 40 +++++++++++++++++++++++++--
 1 file changed, 37 insertions(+), 3 deletions(-)

(limited to 'dev-libs/libgcrypt/libgcrypt-1.10.1-r2.ebuild')

diff --git a/dev-libs/libgcrypt/libgcrypt-1.10.1-r2.ebuild b/dev-libs/libgcrypt/libgcrypt-1.10.1-r2.ebuild
index 2d7401c6a39f..5614f817ecb3 100644
--- a/dev-libs/libgcrypt/libgcrypt-1.10.1-r2.ebuild
+++ b/dev-libs/libgcrypt/libgcrypt-1.10.1-r2.ebuild
@@ -4,7 +4,7 @@
 EAPI=7
 
 VERIFY_SIG_OPENPGP_KEY_PATH="${BROOT}"/usr/share/openpgp-keys/gnupg.asc
-inherit autotools flag-o-matic multilib-minimal toolchain-funcs verify-sig
+inherit autotools flag-o-matic linux-info multilib-minimal toolchain-funcs verify-sig
 
 DESCRIPTION="General purpose crypto library based on the code used in GnuPG"
 HOMEPAGE="https://www.gnupg.org/"
@@ -14,7 +14,7 @@ SRC_URI+=" verify-sig? ( mirror://gnupg/${PN}/${P}.tar.bz2.sig )"
 LICENSE="LGPL-2.1 MIT"
 SLOT="0/20" # subslot = soname major version
 KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
-IUSE="+asm cpu_flags_arm_neon cpu_flags_arm_aes cpu_flags_arm_sha1 cpu_flags_arm_sha2 cpu_flags_ppc_altivec cpu_flags_ppc_vsx2 cpu_flags_ppc_vsx3 cpu_flags_x86_aes cpu_flags_x86_avx cpu_flags_x86_avx2 cpu_flags_x86_padlock cpu_flags_x86_sha cpu_flags_x86_sse4_1 doc static-libs"
+IUSE="+asm cpu_flags_arm_neon cpu_flags_arm_aes cpu_flags_arm_sha1 cpu_flags_arm_sha2 cpu_flags_ppc_altivec cpu_flags_ppc_vsx2 cpu_flags_ppc_vsx3 cpu_flags_x86_aes cpu_flags_x86_avx cpu_flags_x86_avx2 cpu_flags_x86_padlock cpu_flags_x86_sha cpu_flags_x86_sse4_1 doc +getentropy static-libs"
 
 # Build system only has --disable-arm-crypto-support right now
 # If changing this, update src_configure logic too.
@@ -30,7 +30,13 @@ REQUIRED_USE="
 	cpu_flags_ppc_vsx2? ( cpu_flags_ppc_altivec )
 "
 
-RDEPEND=">=dev-libs/libgpg-error-1.25[${MULTILIB_USEDEP}]"
+RDEPEND=">=dev-libs/libgpg-error-1.25[${MULTILIB_USEDEP}]
+	getentropy? (
+		kernel_linux? (
+			elibc_glibc? ( >=sys-libs/glibc-2.25 )
+			elibc_musl? ( >=sys-libs/musl-1.1.20 )
+		)
+	)"
 DEPEND="${RDEPEND}"
 BDEPEND="doc? ( virtual/texi2dvi )
 	verify-sig? ( sec-keys/openpgp-keys-gnupg )"
@@ -46,6 +52,27 @@ MULTILIB_CHOST_TOOLS=(
 	/usr/bin/libgcrypt-config
 )
 
+pkg_pretend() {
+	if [[ ${MERGE_TYPE} == buildonly ]]; then
+		return
+	fi
+	if use kernel_linux && use getentropy; then
+		unset KV_FULL
+		get_running_version
+		if [[ -n ${KV_FULL} ]] && kernel_is -lt 3 17; then
+			eerror "The getentropy function requires the getrandom syscall."
+			eerror "This was introduced in Linux 3.17."
+			eerror "Your system is currently running Linux ${KV_FULL}."
+			eerror "Disable the 'getentropy' USE flag or upgrade your kernel."
+			die "Kernel is too old for getentropy"
+		fi
+	fi
+}
+
+pkg_setup() {
+	:
+}
+
 src_prepare() {
 	default
 	eautoreconf
@@ -109,6 +136,13 @@ multilib_src_configure() {
 		GPG_ERROR_CONFIG="${ESYSROOT}/usr/bin/${CHOST}-gpg-error-config"
 	)
 
+	if use kernel_linux; then
+		# --enable-random=getentropy requires getentropy/getrandom.
+		# --enable-random=linux enables legacy code that tries getrandom
+		# and falls back to reading /dev/random.
+		myeconfargs+=( --enable-random=$(usex getentropy getentropy linux) )
+	fi
+
 	ECONF_SOURCE="${S}" econf "${myeconfargs[@]}" \
 		$("${S}/configure" --help | grep -o -- '--without-.*-prefix')
 }
-- 
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