build: remove --enable-raise-major configure option

It's not used by anything, has dubious usefulness, the reasons for which
it was introduced are no longer valid, and only serves to add complexity
to the build system.
Signed-off-by: James Almer <jamrial@gmail.com>

Makefile

@@ -109,12 +109,6 @@ $(1) :=
 $(1)-yes :=
 endef
 
-ifdef CONFIG_RAISE_MAJOR
-RAISE_MAJOR = 100
-else
-RAISE_MAJOR = 0
-endif
-
 define DOSUBDIR
 $(foreach V,$(SUBDIR_VARS),$(eval $(call RESET,$(V))))
 SUBDIR := $(1)/

configure

@@ -109,7 +109,6 @@ Configuration options:
   --enable-gray            enable full grayscale support (slower color)
   --disable-swscale-alpha  disable alpha channel support in swscale
   --disable-all            disable building components, libraries and programs
-  --enable-raise-major     increase major version numbers in sonames [no]
 
 Program options:
   --disable-programs       do not build command line programs
@@ -1692,7 +1691,6 @@ CONFIG_LIST="
     neon_clobber_test
     ossfuzz
     pic
-    raise_major
     thumb
     valgrind_backtrace
     xmm_clobber_test

ffbuild/library.mak

@@ -34,7 +34,7 @@ $(TESTPROGS) $(TOOLS): %$(EXESUF): %.o
 	$$(LD) $(LDFLAGS) $(LDEXEFLAGS) $$(LD_O) $$(filter %.o,$$^) $$(THISLIB) $(FFEXTRALIBS) $$(ELIBS)
 
 $(SUBDIR)lib$(NAME).version: $(SUBDIR)version.h | $(SUBDIR)
-	$$(M) $$(SRC_PATH)/ffbuild/libversion.sh $(NAME) $$< $(RAISE_MAJOR) > $$@
+	$$(M) $$(SRC_PATH)/ffbuild/libversion.sh $(NAME) $$< > $$@
 
 $(SUBDIR)lib$(FULLNAME).pc: $(SUBDIR)version.h | $(SUBDIR)
 	$$(M) $$(SRC_PATH)/ffbuild/pkgconfig_generate.sh $(NAME) "$(DESC)"

ffbuild/libversion.sh

@@ -5,10 +5,8 @@ toupper(){
 name=lib$1
 ucname=$(toupper ${name})
 file=$2
-raise_major=$3
 
 eval $(awk "/#define ${ucname}_VERSION_M/ { print \$2 \"=\" \$3 }" "$file")
-eval ${ucname}_VERSION_MAJOR=$((${ucname}_VERSION_MAJOR+${raise_major}))
 eval ${ucname}_VERSION=\$${ucname}_VERSION_MAJOR.\$${ucname}_VERSION_MINOR.\$${ucname}_VERSION_MICRO
 eval echo "${name}_VERSION=\$${ucname}_VERSION"
 eval echo "${name}_VERSION_MAJOR=\$${ucname}_VERSION_MAJOR"