File kmod-Add-pkgconfig-file-with-kmod-compile-time-... of Package kmod

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File kmod-Add-pkgconfig-file-with-kmod-compile-time-confi.patch of Package kmod

From ecef7c131618bbd9c559924ecae55764089db0dd Mon Sep 17 00:00:00 2001
From: Michal Suchanek <msuchanek@suse.de>
Date: Tue, 18 Jul 2023 14:01:55 +0200
Subject: [PATCH 4/9] kmod: Add pkgconfig file with kmod compile time
 configuration

Show distconfdir (where system configuration files are searched/to be
installed), sysconfdir (where user configuration files are searched),
module compressions, and module signatures supported.

Signed-off-by: Michal Suchanek <msuchanek@suse.de>
Link: https://lore.kernel.org/r/468b3f572d3b84f25bb53ec8fcb15ed4871914d4.1689681454.git.msuchanek@suse.de
Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>
---
 Makefile.am      |  2 +-
 configure.ac     | 11 +++++++++++
 tools/kmod.pc.in |  9 +++++++++
 3 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 tools/kmod.pc.in

diff --git a/Makefile.am b/Makefile.am
index e6630a36e18c..2a54c25bd631 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -96,7 +96,7 @@ libkmod_libkmod_internal_la_DEPENDENCIES  = $(libkmod_libkmod_la_DEPENDENCIES)
 libkmod_libkmod_internal_la_LIBADD = $(libkmod_libkmod_la_LIBADD)
 
 pkgconfigdir = $(libdir)/pkgconfig
-pkgconfig_DATA = libkmod/libkmod.pc
+pkgconfig_DATA = libkmod/libkmod.pc tools/kmod.pc
 
 bashcompletiondir=@bashcompletiondir@
 dist_bashcompletion_DATA = \
diff --git a/configure.ac b/configure.ac
index fd88d1fbdbf7..7bf8d78ca747 100644
--- a/configure.ac
+++ b/configure.ac
@@ -21,6 +21,9 @@ LT_INIT([disable-static pic-only])
 AS_IF([test "x$enable_static" = "xyes"], [AC_MSG_ERROR([--enable-static is not supported by kmod])])
 AS_IF([test "x$enable_largefile" = "xno"], [AC_MSG_ERROR([--disable-largefile is not supported by kmod])])
 
+module_compressions=""
+module_signatures="legacy"
+
 #####################################################################
 # Program checks and configurations
 #####################################################################
@@ -94,6 +97,7 @@ AC_ARG_WITH([zstd],
 AS_IF([test "x$with_zstd" != "xno"], [
 	PKG_CHECK_MODULES([libzstd], [libzstd >= 1.4.4], [LIBS="$LIBS $libzstd_LIBS"])
 	AC_DEFINE([ENABLE_ZSTD], [1], [Enable Zstandard for modules.])
+	module_compressions="zstd $module_compressions"
 ], [
 	AC_MSG_NOTICE([Zstandard support not requested])
 ])
@@ -105,6 +109,7 @@ AC_ARG_WITH([xz],
 AS_IF([test "x$with_xz" != "xno"], [
 	PKG_CHECK_MODULES([liblzma], [liblzma >= 4.99], [LIBS="$LIBS $liblzma_LIBS"])
 	AC_DEFINE([ENABLE_XZ], [1], [Enable Xz for modules.])
+	module_compressions="xz $module_compressions"
 ], [
 	AC_MSG_NOTICE([Xz support not requested])
 ])
@@ -116,6 +121,7 @@ AC_ARG_WITH([zlib],
 AS_IF([test "x$with_zlib" != "xno"], [
 	PKG_CHECK_MODULES([zlib], [zlib], [LIBS="$LIBS $zlib_LIBS"])
 	AC_DEFINE([ENABLE_ZLIB], [1], [Enable zlib for modules.])
+	module_compressions="gzip $module_compressions"
 ], [
 	AC_MSG_NOTICE([zlib support not requested])
 ])
@@ -134,6 +140,7 @@ AS_IF([test "x$with_openssl" != "xno"], [
 		AC_MSG_NOTICE([openssl sm3 support not detected])
 		CPPFLAGS="$CPPFLAGS -DOPENSSL_NO_SM3"
 	])
+	module_signatures="PKCS7 $module_signatures"
 ], [
 	AC_MSG_NOTICE([openssl support not requested])
 ])
@@ -298,6 +305,9 @@ AC_DEFINE_UNQUOTED(KMOD_FEATURES, ["$with_features"], [Features in this build])
 # Generate files from *.in
 #####################################################################
 
+AC_SUBST([module_compressions], $module_compressions)
+AC_SUBST([module_signatures], $module_signatures)
+
 AC_CONFIG_FILES([
 	Makefile
 	man/Makefile
@@ -305,6 +315,7 @@ AC_CONFIG_FILES([
 	libkmod/docs/version.xml
 	libkmod/libkmod.pc
 	libkmod/python/kmod/version.py
+	tools/kmod.pc
 ])
 
 
diff --git a/tools/kmod.pc.in b/tools/kmod.pc.in
new file mode 100644
index 000000000000..2595980a6b35
--- /dev/null
+++ b/tools/kmod.pc.in
@@ -0,0 +1,9 @@
+prefix=@prefix@
+sysconfdir=@sysconfdir@
+distconfdir=@distconfdir@
+module_compressions=@module_compressions@
+module_signatures=@module_signatures@
+
+Name: kmod
+Description: Tools to deal with kernel modules
+Version: @VERSION@
-- 
2.42.0

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