silentpayments: add examples/silentpayments.c

Demonstrate sending, scanning, and light client scanning.

Author: josibake

.gitignore

@@ -12,6 +12,7 @@ ecdsa_example
 schnorr_example
 ellswift_example
 musig_example
+silentpayments_example
 *.exe
 *.so
 *.a

Makefile.am

@@ -206,6 +206,17 @@ musig_example_LDFLAGS += -lbcrypt
 endif
 TESTS += musig_example
 endif
+if ENABLE_MODULE_SILENTPAYMENTS
+noinst_PROGRAMS += silentpayments_example
+silentpayments_example_SOURCES = examples/silentpayments.c
+silentpayments_example_CPPFLAGS = -I$(top_srcdir)/include -DSECP256K1_STATIC
+silentpayments_example_LDADD = libsecp256k1.la
+silentpayments_example_LDFLAGS = -static
+if BUILD_WINDOWS
+silentpayments_example_LDFLAGS += -lbcrypt
+endif
+TESTS += silentpayments_example
+endif
 endif
 
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