From edae0c9ad2036cdf2c02b1b961035448dacef694 Mon Sep 17 00:00:00 2001
From: Konstantin Pavlov <thresh@nginx.com>
Date: Mon, 17 Oct 2022 16:45:53 +0400
Subject: [PATCH] Added a target to generate pkg-config file.

---
 auto/make     | 15 ++++++++++++++-
 src/njs.pc.in |  8 ++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 src/njs.pc.in

diff --git a/auto/make b/auto/make
index f99d302c..48eb6f02 100644
--- a/auto/make
+++ b/auto/make
@@ -64,7 +64,7 @@ default: njs
 NJS_LIB_INCS = $njs_incs
 NJS_LIB_OBJS = $njs_objs
 
-libnjs: $NJS_BUILD_DIR/libnjs.a
+libnjs: $NJS_BUILD_DIR/libnjs.a pc
 
 $NJS_BUILD_DIR/libnjs.a:   \\
 	$NJS_BUILD_DIR/njs_auto_config.h \\
@@ -314,6 +314,19 @@ ts_clean:
 	rm -rf $NJS_BUILD_DIR/ts
 END
 
+# pkg-config file
+cat << END >> $NJS_MAKEFILE
+
+pc: $NJS_BUILD_DIR/njs.pc
+
+$NJS_BUILD_DIR/njs.pc: $NJS_BUILD_DIR/njs_auto_config.h
+	sed -e "s,@PREFIX@,$(pwd)/$NJS_BUILD_DIR," \\
+		-e "s,@LIBDIR@,$(pwd)/$NJS_BUILD_DIR," \\
+		-e "s,@CFLAGS@,-I$(pwd)/$NJS_BUILD_DIR -I$(pwd)/src," \\
+		-e "s,@VERSION@,\$(NJS_VER)," \\
+		-e "s,@EXTRA_LIBS@,-lm $NJS_LIBS $NJS_LIB_AUX_LIBS," \\
+		src/njs.pc.in > \$@
+END
 
 # Makefile.
 
diff --git a/src/njs.pc.in b/src/njs.pc.in
new file mode 100644
index 00000000..aedaee6a
--- /dev/null
+++ b/src/njs.pc.in
@@ -0,0 +1,8 @@
+prefix=@PREFIX@
+libdir=@LIBDIR@
+
+Name: njs
+Description: library to embed njs scripting language
+Version: @VERSION@
+Libs: -L${libdir} -lnjs @EXTRA_LIBS@
+Cflags: @CFLAGS@
-- 
2.47.3