Make Chroma and libcmark-gfm optional

[stagit.git] / Makefile

diff --git a/Makefile b/Makefile
index eb9203eb0daab6633d317ac4e8405ff9f1a6475d..94ffe3002bcdce93ab9057ed2211241112174605 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -9,13 +9,24 @@ MANPREFIX = ${PREFIX}/man
 DOCPREFIX = ${PREFIX}/share/doc/${NAME}
 SHAREPREFIX = ${PREFIX}/share/${NAME}
 
+LIBCMARK = $(shell pkg-config --silence-errors --libs libcmark-gfm > /dev/null; echo $$?)
+CHROMA = $(shell which chroma; echo $$?)
 LIBGIT_INC = -I/usr/local/include
-LIBGIT_LIB = -L/usr/local/lib -lgit2 -lcmark-gfm
+LIBS = -L/usr/local/lib `pkg-config --libs libgit2`
+
+ifeq (${CHROMA}, 0)
+       STAGIT_CPPFLAGS := ${STAGIT_CPPFLAGS} -DHAS_CHROMA
+endif
+
+ifeq (${LIBCMARK}, 0)
+       LIBS := ${LIBS} -lcmark-gfm
+       STAGIT_CPPFLAGS := ${STAGIT_CPPFLAGS} -DHAS_CMARK
+endif
 
 # use system flags.
 STAGIT_CFLAGS = ${LIBGIT_INC} ${CFLAGS}
-STAGIT_LDFLAGS = ${LIBGIT_LIB} ${LDFLAGS}
-STAGIT_CPPFLAGS = -D_XOPEN_SOURCE=700 -D_DEFAULT_SOURCE -D_BSD_SOURCE
+STAGIT_LDFLAGS = ${LIBS} ${LDFLAGS}
+STAGIT_CPPFLAGS := ${STAGIT_CPPFLAGS} -D_XOPEN_SOURCE=700 -D_DEFAULT_SOURCE -D_BSD_SOURCE
 
 SRC = \
        src/stagit.c\