fix: Makefile install prefix missing for libtoml.pc #68

Makefile

@@ -1,3 +1,4 @@
+prefix ?= /usr/local
 HFILES = toml.h
 CFILES = toml.c
 OBJ = $(CFILES:.c=.o)
@@ -35,14 +36,15 @@ toml_cat: toml_cat.c $(LIB)
 toml_sample: toml_sample.c $(LIB)
 
 
-prefix ?= /usr/local
 
 install: all
 	install -d ${prefix}/include ${prefix}/lib
 	install toml.h ${prefix}/include
 	install $(LIB) ${prefix}/lib
 	install $(LIB_SHARED) ${prefix}/lib
-	install $(PCFILE) /usr/lib/pkgconfig
+ifeq "$(prefix)" "/usr/local"
+	install $(PCFILE) /usr/local/lib/pkgconfig
+endif
 
 clean:
 	rm -f *.o $(EXEC) $(LIB) $(LIB_SHARED)

libtoml.pc.sample

@@ -1,4 +1,4 @@
-prefix=/usr/local/
+prefix=/usr/local
 exec_prefix=${prefix}
 libdir=${exec_prefix}/lib
 includedir=${prefix}/include
@@ -8,4 +8,4 @@ URL: https://github.com/cktan/tomlc99/
 Description: TOML C library in c99.
 Version: v1.0
 Libs: -L${libdir} -ltoml
-Cflags: -I${includedir} 
+Cflags: -I${includedir}