From 6c7e00a297a0e48a5d4d8a1991510ac070c81e21 Mon Sep 17 00:00:00 2001
From: Radostin Stoyanov <radostin@redhat.com>
Date: Thu, 14 Oct 2021 14:18:01 +0100
Subject: [PATCH] criu.pc: Add libprotobuf-c as a dependency

CRIU has a dependency on protobuf-c-devel. We express this dependency
in pkgconfig to be auto-detected when building a package.

Signed-off-by: Radostin Stoyanov <radostin@redhat.com>
---
 criu.pc.patch | 27 +++++++++++++++++++++++++++
 criu.spec     |  8 ++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 criu.pc.patch

diff --git a/criu.pc.patch b/criu.pc.patch
new file mode 100644
index 0000000..623c446
--- /dev/null
+++ b/criu.pc.patch
@@ -0,0 +1,27 @@
+From 341ef149ee259d9432ea4c01507eefab2ef8b83c Mon Sep 17 00:00:00 2001
+From: Radostin Stoyanov <radostin@redhat.com>
+Date: Thu, 14 Oct 2021 12:58:56 +0100
+Subject: [PATCH] criu.pc: Add libprotobuf-c as a dependency
+
+CRIU has a dependency on protobuf-c-devel. We express this dependency
+in pkgconfig to be auto-detected when building a package.
+
+Signed-off-by: Radostin Stoyanov <radostin@redhat.com>
+---
+ lib/c/criu.pc.in | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/c/criu.pc.in b/lib/c/criu.pc.in
+index 33986d10d..bcced5033 100644
+--- a/lib/c/criu.pc.in
++++ b/lib/c/criu.pc.in
+@@ -4,5 +4,6 @@ includedir=@includedir@
+ Name: CRIU
+ Description: RPC library for userspace checkpoint and restore
+ Version: @version@
++Requires.private: protobuf-c
+ Libs: -L${libdir} -lcriu
+ Cflags: -I${includedir}
+-- 
+2.31.1
+
diff --git a/criu.spec b/criu.spec
index 2a27a3b..8fb0c61 100644
--- a/criu.spec
+++ b/criu.spec
@@ -18,6 +18,11 @@ License: GPLv2
 URL: http://criu.org/
 Source0: https://github.com/checkpoint-restore/criu/archive/v%{version}/criu-%{version}.tar.gz
 
+# Add protobuf-c as a dependency.
+# We use this patch because the protobuf-c package name
+# in RPM and DEB is different.
+Patch99: criu.pc.patch
+
 %if 0%{?rhel} && 0%{?rhel} <= 7
 BuildRequires: perl
 # RHEL has no asciidoc; take man-page from Fedora 26
@@ -26,6 +31,7 @@ Source1: criu.8
 Source2: crit.1
 Source3: compel.1
 Source4: criu-ns.1
+
 # The patch aio-fix.patch is needed as RHEL7
 # doesn't do "nr_events *= 2" in ioctx_alloc().
 Patch100: aio-fix.patch
@@ -111,6 +117,8 @@ This script can help to workaround the so called "PID mismatch" problem.
 %prep
 %setup -q
 
+%patch99 -p1
+
 %if 0%{?rhel} && 0%{?rhel} <= 7
 %patch100 -p1
 %endif