Move hb-version.h generation to Makefile

Fixes https://github.com/harfbuzz/harfbuzz/issues/864

Unfortunately 1.7.7 and 1.8.0 went out with the wrong hb-version.h contents.

configure.ac

@@ -506,7 +506,6 @@ dnl ===========================================================================
 AC_CONFIG_FILES([
 Makefile
 src/Makefile
-src/hb-version.h
 src/harfbuzz-config.cmake
 src/hb-ucdn/Makefile
 util/Makefile

src/Makefile.am

@@ -105,6 +105,17 @@ endif
 DIST_SUBDIRS += hb-ucdn
 
 
+BUILT_SOURCES += \
+	hb-version.h
+
+$(srcdir)/hb-version.h: hb-version.h.in $(top_srcdir)/configure.ac
+	$(AM_V_GEN) $(SED) \
+		-e 's/[@]HB_VERSION_MAJOR@/$(HB_VERSION_MAJOR)/' \
+		-e 's/[@]HB_VERSION_MINOR@/$(HB_VERSION_MINOR)/' \
+		-e 's/[@]HB_VERSION_MICRO@/$(HB_VERSION_MICRO)/' \
+		-e 's/[@]HB_VERSION@/$(HB_VERSION)/' \
+		"$<" > "$@" || ($(RM) "$@"; false)
+
 # Put the library together
 
 HBLIBS += $(HBNONPCLIBS)
@@ -147,7 +158,7 @@ pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = harfbuzz.pc
 cmakedir = $(libdir)/cmake/harfbuzz
 cmake_DATA = harfbuzz-config.cmake
-EXTRA_DIST += harfbuzz.pc.in harfbuzz-config.cmake.in
+EXTRA_DIST += hb-version.h.in harfbuzz.pc.in harfbuzz-config.cmake.in
 
 lib_LTLIBRARIES += libharfbuzz-subset.la
 libharfbuzz_subset_la_SOURCES = $(HB_SUBSET_sources)
@@ -266,13 +277,13 @@ endif
 check: $(DEF_FILES) # For check-symbols.sh
 CLEANFILES += $(DEF_FILES)
 harfbuzz.def: $(HBHEADERS) $(HBNODISTHEADERS)
-	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py $@
+	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py "$@"
 harfbuzz-subset.def: $(HB_SUBSET_headers)
-	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py $@
+	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py "$@"
 harfbuzz-icu.def: $(HB_ICU_headers)
-	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py $@
+	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py "$@"
 harfbuzz-gobject.def: $(HB_GOBJECT_headers)
-	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py $@
+	$(AM_V_GEN) headers="$^" $(srcdir)/gen-def.py "$@"
 
 
 GENERATORS = \

src/hb-version.h

@@ -37,10 +37,10 @@ HB_BEGIN_DECLS
 
 
 #define HB_VERSION_MAJOR 1
-#define HB_VERSION_MINOR 7
-#define HB_VERSION_MICRO 6
+#define HB_VERSION_MINOR 8
+#define HB_VERSION_MICRO 0
 
-#define HB_VERSION_STRING "1.7.6"
+#define HB_VERSION_STRING "1.8.0"
 
 #define HB_VERSION_ATLEAST(major,minor,micro) \
 	((major)*10000+(minor)*100+(micro) <= \