build: Proper quoting for var printing targets

Previously, if the value contained syntax that was meaningful to make, the printing would fail. Quoting properly avoids this.
markizano · Feb 3, 2021 · b3bdff4 · b3bdff4
1 parent f72d80b
commit b3bdff4
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/Makefile.am b/Makefile.am
@@ -4,7 +4,7 @@
 
 # Pattern rule to print variables, e.g. make print-top_srcdir
 print-%:
-	@echo $* = $($*)
+	@echo '$*' = '$($*)'
 
 ACLOCAL_AMFLAGS = -I build-aux/m4
 SUBDIRS = src

diff --git a/depends/Makefile b/depends/Makefile
@@ -2,7 +2,7 @@
 
 # Pattern rule to print variables, e.g. make print-top_srcdir
 print-%:
-	@echo $* = $($*)
+	@echo '$*' = '$($*)'
 
 # When invoking a sub-make, keep only the command line variable definitions
 # matching the pattern in the filter function.

diff --git a/src/Makefile.am b/src/Makefile.am
@@ -4,7 +4,7 @@
 
 # Pattern rule to print variables, e.g. make print-top_srcdir
 print-%:
-	@echo $* = $($*)
+	@echo '$*' = '$($*)'
 
 DIST_SUBDIRS = secp256k1 univalue