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-rw-r--r--version.h27
1 files changed, 23 insertions, 4 deletions
diff --git a/version.h b/version.h
index 554e2e2..4c193a2 100644
--- a/version.h
+++ b/version.h
@@ -1,11 +1,30 @@
-#define GC_VERSION_MAJOR 6
-#define GC_VERSION_MINOR 1
-#define GC_ALPHA_VERSION GC_NOT_ALPHA
+/* The version here should match that in configure/configure.in */
+/* Eventually this one may become unnecessary. For now we need */
+/* it to keep the old-style build process working. */
+#define GC_TMP_VERSION_MAJOR 6
+#define GC_TMP_VERSION_MINOR 2
+#define GC_TMP_ALPHA_VERSION GC_NOT_ALPHA
+#ifndef GC_NOT_ALPHA
# define GC_NOT_ALPHA 0xff
+#endif
+
+#if defined(GC_VERSION_MAJOR)
+# if GC_TMP_VERSION_MAJOR != GC_VERSION_MAJOR || \
+ GC_TMP_VERSION_MINOR != GC_VERSION_MINOR || \
+ defined(GC_ALPHA_VERSION) != (GC_TMP_ALPHA_VERSION != GC_NOT_ALPHA) || \
+ defined(GC_ALPHA_VERSION) && GC_TMP_ALPHA_VERSION != GC_ALPHA_VERSION
+# error Inconsistent version info. Check version.h and configure.in.
+# endif
+#else
+# define GC_VERSION_MAJOR GC_TMP_VERSION_MAJOR
+# define GC_VERSION_MINOR GC_TMP_VERSION_MINOR
+# define GC_ALPHA_VERSION GC_TMP_ALPHA_VERSION
+#endif
+
#ifndef GC_NO_VERSION_VAR
-unsigned GC_version = ((GC_VERSION_MAJOR << 16) | (GC_VERSION_MINOR << 8) | GC_ALPHA_VERSION);
+unsigned GC_version = ((GC_VERSION_MAJOR << 16) | (GC_VERSION_MINOR << 8) | GC_TMP_ALPHA_VERSION);
#endif /* GC_NO_VERSION_VAR */