Not defining GMQCC_VERSION_ in gmqcc.h but checking if they're defiend and #error...

diff --git a/Makefile b/Makefile
index 482f13259bbe680707736a88b146e96553df5bdb..fdc20a739b0b15ad96b173700c0d72fc127589eb 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,10 @@ BINDIR := $(PREFIX)/bin
 DATADIR := $(PREFIX)/share
 MANDIR := $(DATADIR)/man
 
+GMQCC_MAJOR=0
+GMQCC_MINOR=2
+GMQCC_PATCH=0
+
 CC     ?= clang
 CFLAGS += -Wall -Wextra -I. -pedantic-errors
 #turn on tons of warnings if clang is present
@@ -33,6 +37,9 @@ OBJ_T = test.o util.o con.o
 OBJ_C = main.o lexer.o parser.o
 OBJ_X = exec-standalone.o util.o con.o
 
+CFLAGS += -DGMQCC_VERSION_MAJOR=$(GMQCC_MAJOR)
+CFLAGS += -DGMQCC_VERSION_MINOR=$(GMQCC_MINOR)
+CFLAGS += -DGMQCC_VERSION_PATCH=$(GMQCC_PATCH)
 
 default: gmqcc
 %.o: %.c

diff --git a/gmqcc.h b/gmqcc.h
index 9a07d7aabe662ce90ba42c8116842a8d4116e305..86d0584a4321b027cd8136f3774d2e32e5bc4ea1 100644 (file)
--- a/gmqcc.h
+++ b/gmqcc.h
@@ -41,9 +41,12 @@
 #      pragma warning(disable : 4700 ) /* uninitialized local variable used                       */
 #endif
 
-#define GMQCC_VERSION_MAJOR 0
-#define GMQCC_VERSION_MINOR 2
-#define GMQCC_VERSION_PATCH 0
+#if !defined(GMQCC_VERSION_MAJOR) \
+ || !defined(GMQCC_VERSION_MINOR) \
+ || !defined(GMQCC_VERSION_PATCH)
+#   error GMQCC_VERSION_ macros missing
+#endif
+
 #define GMQCC_VERSION_BUILD(J,N,P) (((J)<<16)|((N)<<8)|(P))
 #define GMQCC_VERSION \
     GMQCC_VERSION_BUILD(GMQCC_VERSION_MAJOR, GMQCC_VERSION_MINOR, GMQCC_VERSION_PATCH)