[PATCH v2] Makefile: crash multi-target and multithread compile support

[Tao Liu <ltao@xxxxxxxxxx>]

This patch will enable making crash as follows:

    $ make -j8 warn lzo zstd

Signed-off-by: Tao Liu <ltao@xxxxxxxxxx>
---
 Makefile | 42 +++++++++++++++++-------------------------
 1 file changed, 17 insertions(+), 25 deletions(-)

diff --git a/Makefile b/Makefile
index ede87a1..e1ec83c 100644
--- a/Makefile
+++ b/Makefile
@@ -305,33 +305,25 @@ install:
 unconfig: make_configure
 	@./configure -u
 
-warn: make_configure
-	@./configure ${CONF_TARGET_FLAG} -w -b
+config: make_configure
+	@if [ -n "$(findstring warn,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q ${CONF_TARGET_FLAG} -w -b; fi
+	@if [ -n "$(findstring Warn,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q ${CONF_TARGET_FLAG} -W -b; fi
+	@if [ -n "$(findstring nowarn,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q ${CONF_TARGET_FLAG} -n -b; fi
+	@if [ -n "$(findstring lzo,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q -x lzo ${CONF_TARGET_FLAG} -w -b; fi
+	@if [ -n "$(findstring snappy,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q -x snappy ${CONF_TARGET_FLAG} -w -b; fi
+	@if [ -n "$(findstring zstd,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q -x zstd ${CONF_TARGET_FLAG} -w -b; fi
+	@if [ -n "$(findstring valgrind,$(MAKECMDGOALS))" ]; then \
+	  ./configure -q -x valgrind ${CONF_TARGET_FLAG} -w -b; fi
 	@$(MAKE) gdb_merge
 
-Warn: make_configure
-	@./configure ${CONF_TARGET_FLAG} -W -b
-	@$(MAKE) gdb_merge
-
-nowarn: make_configure
-	@./configure ${CONF_TARGET_FLAG} -n -b
-	@$(MAKE) gdb_merge
-
-lzo: make_configure
-	@./configure -x lzo ${CONF_TARGET_FLAG} -w -b
-	@$(MAKE) gdb_merge
-
-snappy: make_configure
-	@./configure -x snappy ${CONF_TARGET_FLAG} -w -b
-	@$(MAKE) gdb_merge
-
-zstd: make_configure
-	@./configure -x zstd ${CONF_TARGET_FLAG} -w -b
-	@$(MAKE) gdb_merge
-
-valgrind: make_configure
-	@./configure -x valgrind ${CONF_TARGET_FLAG} -w -b
-	@$(MAKE) gdb_merge
+warn Warn nowarn lzo snappy zstd valgrind: config
+	@echo &> /dev/null
 
 main.o: ${GENERIC_HFILES} main.c
 	${CC} -c ${CRASH_CFLAGS} main.c ${WARNING_OPTIONS} ${WARNING_ERROR} 
-- 
2.33.1

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