From 11deae4782811c1d8a2860f5d3dca57c3c06ccfb Mon Sep 17 00:00:00 2001 From: midipix Date: Wed, 21 Sep 2016 22:37:06 -0400 Subject: build system: support setting an external folder as the source directory. --- Makefile.in | 7 ++++--- config.usage | 2 ++ configure | 42 +++++++++++++++++++++++++++++++++++------- 3 files changed, 41 insertions(+), 10 deletions(-) diff --git a/Makefile.in b/Makefile.in index 8d3e543..1bbc47f 100644 --- a/Makefile.in +++ b/Makefile.in @@ -1,6 +1,7 @@ PACKAGE = @package@ NICKNAME = @nickname@ PROJECT_DIR = @project_dir@ +SOURCE_DIR = @source_dir@ GIT_REFERENCE_INDEX = @git_reference_index@ CUSTOM_INSTALL_HEADERS = @custom_install_headers@ AVOID_VERSION = @avoid_version@ @@ -101,10 +102,10 @@ include $(PROJECT_DIR)/project/overrides.mk $(APP_SRCS:%.c=%.o): CFLAGS_STATIC = $(CFLAGS_APP) -src/%.lo: $(PROJECT_DIR)/src/%.c $(ALL_HEADERS) host.tag tree.tag +src/%.lo: $(SOURCE_DIR)/src/%.c $(ALL_HEADERS) host.tag tree.tag $(CC) -c -o $@ $< $(CFLAGS_SHARED) -src/%.o: $(PROJECT_DIR)/src/%.c $(ALL_HEADERS) host.tag tree.tag +src/%.o: $(SOURCE_DIR)/src/%.c $(ALL_HEADERS) host.tag tree.tag $(CC) -c -o $@ $< $(CFLAGS_STATIC) lib/%$(OS_LIB_SUFFIX)$(VER_XYZ): @@ -220,7 +221,7 @@ host.tag: Makefile version.tag: $(GIT_REFERENCE_INDEX) $(PROJECT_DIR)/sysinfo/version.sh \ - -s $(PROJECT_DIR) \ + -s $(SOURCE_DIR) \ -o build/$(PACKAGE)_version.h \ -p $(PACKAGE) touch version.tag diff --git a/config.usage b/config.usage index 47599e9..4a351e4 100644 --- a/config.usage +++ b/config.usage @@ -6,6 +6,7 @@ supported switches: --nickname --avoid-version + --source-dir --prefix --exec-prefix @@ -47,6 +48,7 @@ supported switches: supported variables: -------------------- NICKNAME + SOURCE_DIR PREFIX EXEC_PREFIX diff --git a/configure b/configure index 6894bc6..6875689 100755 --- a/configure +++ b/configure @@ -33,13 +33,9 @@ init_vars() . "$mb_config" || exit 2 fi - # git - if [ -d "$mb_project_dir/.git" ]; then - mb_git_reference_index="\$(PROJECT_DIR)/.git/index" - fi - # project mb_nickname=$NICKNAME + mb_source_dir=$SOURCE_DIR # dirs mb_prefix=$PREFIX @@ -124,10 +120,33 @@ verify_build_directory() } +verify_source_directory() +{ + if [ -z "$mb_source_dir" ]; then + if [ "$mb_require_source_dir" = yes ]; then + error_msg "$mb_package: specifying an external source directory is required." + error_msg "you can set the source directory either via --source-dir=," + error_msg "or by setting the SOURCE_DIR variable." + exit 2 + fi + fi +} + + common_defaults() { + # git + if [ -n "$mb_source_dir" ]; then + if [ -d "$mb_source_dir/.git" ]; then + mb_git_reference_dir="\$(SOURCE_DIR)/.git" + fi + elif [ -d "$mb_project_dir/.git" ]; then + mb_git_reference_dir="\$(PROJECT_DIR)/.git" + fi + # project [ -z "$mb_nickname" ] && mb_nickname=$mb_package + [ -z "$mb_source_dir" ] && mb_source_dir=$mb_project_dir [ -z "$mb_avoid_version" ] && mb_avoid_version='no' # dirs @@ -370,6 +389,7 @@ config_copy() sed -e 's^@package@^'"$mb_package"'^g' \ -e 's^@nickname@^'"$mb_nickname"'^g' \ -e 's^@project_dir@^'"$mb_project_dir"'^g' \ + -e 's^@source_dir@^'"$mb_source_dir"'^g' \ -e 's^@git_reference_index@^'"$mb_git_reference_index"'^g' \ -e 's^@custom_install_headers@^'"$mb_custom_install_headers"'^g' \ -e 's^@avoid_version@^'"$mb_avoid_version"'^g' \ @@ -604,6 +624,9 @@ for arg ; do --avoid-version) mb_avoid_version='yes' ;; + --source-dir=*) + mb_source_dir=${arg#*=} + ;; *) error_msg ${arg#}: "unsupported config argument." @@ -614,14 +637,19 @@ done -# three: defaults +# three: validation +verify_source_directory + + + +# four: defaults common_defaults native_defaults cross_defaults -# four: config +# five: config config_flags config_copy config_support -- cgit v1.2.3