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-rw-r--r--Makefile45
1 files changed, 37 insertions, 8 deletions
diff --git a/Makefile b/Makefile
index 27d9531a7..304b48e54 100644
--- a/Makefile
+++ b/Makefile
@@ -13,20 +13,49 @@
include version.mk
REBAR?=$(shell echo `pwd`/bin/rebar)
+
+# Handle the following scenarios:
+# 1. When building from a tarball, use version.mk.
+# 2. When building from a clean release tag (#.#.#), use that tag.
+# 3. When building from a clean RC tag (#.#.#-RC#), use JUST the version
+# number inside the tarball, but use the full name for the name of the
+# tarball itself.
+# 4. When not on a clean tag, use version.mk + git sha + dirty status.
+
+COUCHDB_GIT_SHA=$(git_sha)
+
IN_RELEASE = $(shell if [ ! -d .git ]; then echo true; fi)
ifeq ($(IN_RELEASE), true)
+
+# 1. Building from tarball, use version.mk.
COUCHDB_VERSION = $(vsn_major).$(vsn_minor).$(vsn_patch)
+
else
-# IN_RC generates a tarball that has the -RCx suffix in the name if needed
+
+# Gather some additional information.
+# We do it this way so we don't bake shell-isms into Makefile
+# to make it easier to port to Windows. I know, I know. -jst
+# IN_RC contains the -RCx suffix in the name if present
IN_RC = $(shell git describe --tags --always --first-parent \
- | grep -Eo -- '-RC[0-9]+' 2>/dev/null)
-RELTAG = $(shell git describe --dirty --abbrev=0 --tags --always --first-parent \
- | grep -Eo '^[0-9]+\.[0-9]\.[0-9]+')
-ifeq ($(RELTAG),)
-COUCHDB_VERSION_SUFFIX = $(shell git rev-parse --short --verify HEAD)
+ | grep -Eo -- '-RC[0-9]+' 2>/dev/null)
+# ON_TAG matches *ONLY* if we are on a release or RC tag
+ON_TAG = $(shell git describe --tags --always --first-parent \
+ | grep -Eo -- '^[0-9]+\.[0-9]\.[0-9]+(-RC[0-9]+)?$$' 2>/dev/null)
+# RELTAG contains the #.#.# from git describe, which might be used
+RELTAG = $(shell git describe --tags --always --first-parent \
+ | grep -Eo -- '^[0-9]+\.[0-9]\.[0-9]+' 2>/dev/null)
+# DIRTY identifies if we're not on a commit
+DIRTY = $(shell git describe --dirty | grep -Eo -- '-dirty' 2>/dev/null)
+# COUCHDB_GIT_SHA is our current git hash.
+COUCHDB_GIT_SHA=$(shell git rev-parse --short --verify HEAD)
+
+ifeq ($(ON_TAG),)
+# 4. Not on a tag.
+COUCHDB_VERSION_SUFFIX = $(COUCHDB_GIT_SHA)$(DIRTY)
COUCHDB_VERSION = $(vsn_major).$(vsn_minor).$(vsn_patch)-$(COUCHDB_VERSION_SUFFIX)
else
-COUCHDB_VERSION = $(RELTAG)
+# 2 and 3. On a tag.
+COUCHDB_VERSION = $(RELTAG)$(DIRTY)
endif
endif
@@ -82,7 +111,7 @@ help:
.PHONY: couch
# target: couch - Build CouchDB core, use ERL_OPTS to provide custom compiler's options
couch: config.erl
- @COUCHDB_VERSION=$(COUCHDB_VERSION) $(REBAR) compile $(COMPILE_OPTS)
+ @COUCHDB_VERSION=$(COUCHDB_VERSION) COUCHDB_GIT_SHA=$(COUCHDB_GIT_SHA) $(REBAR) compile $(COMPILE_OPTS)
@cp src/couch/priv/couchjs bin/