build.macros: add build_* flags and set_build_flags macro from upstream rpm

%build_cflags
%build_cxxflags
%build_fflags
%build_ldflags

1 files changed, 34 insertions, 6 deletions

diff --git a/build.macros.in b/build.macros.in
index 9c93cc5..6000cbd 100644
--- a/build.macros.in
+++ b/build.macros.in
@@ -152,6 +152,40 @@ GCONF_CONFIG_SOURCE=`%{_gconftool_bin} --get-default-source` %{_gconftool_bin} -
 # C compiler flags.  This is traditionally called CFLAGS in makefiles.
 # Historically also available as %%{optflags}, and %%build sets the
 # environment variable RPM_OPT_FLAGS to this value.
+%build_cflags %{optflags}
+
+# C++ compiler flags.  This is traditionally called CXXFLAGS in makefiles.
+%build_cxxflags %{optflags}
+
+# Fortran compiler flags.  Makefiles use both FFLAGS and FCFLAGS as
+# the corresponding variable names.
+%build_fflags %{optflags} %{?_fmoddir:-I%_fmoddir}
+
+# Link editor flags.  This is usually called LDFLAGS in makefiles.
+# (Some makefiles use LFLAGS instead.)  The default value assumes that
+# the flags, while intended for ld, are still passed through the gcc
+# compiler driver.  At the beginning of %%build, the environment
+# variable RPM_LD_FLAGS to this value.
+%build_ldflags %{?!_disable_ld_as_needed: -Wl,--as-needed}%{?!_disable_ld_no_undefined: -Wl,--no-undefined}%{?!_disable_ld_relro: -Wl,-z,relro}%{?!_disable_ld_O1: -Wl,-O1}%{?!_disable_ld_build_id: -Wl,--build-id}%{?!_disable_ld_enable_new_dtags: -Wl,--enable-new-dtags}
+
+# For compatibility
+%ldflags %build_ldflags
+
+# Expands to shell code to seot the compiler/linker environment
+# variables CFLAGS, CXXFLAGS, FFLAGS, FCFLAGS, LDFLAGS if they have
+# not been set already.  RPM_OPT_FLAGS and RPM_LD_FLAGS have already
+# been set implicitly at the start of the %%build section.
+%set_build_flags \
+  CFLAGS="${CFLAGS:-%{build_cflags}}" ; export CFLAGS ; \
+  CXXFLAGS="${CXXFLAGS:-%{build_cxxflags}}" ; export CXXFLAGS ; \
+  FFLAGS="${FFLAGS:-%{build_fflags}}" ; export FFLAGS ; \
+  FCFLAGS="${FCFLAGS:-%{build_fflags}}" ; export FCFLAGS ; \
+  LDFLAGS="${LDFLAGS:-%{build_ldflags}}" ; export LDFLAGS
+
+# For compatibility
+%setup_compile_flags \
+  %{warn:%%setup_compile_flags is deprecated, use %%set_build_flags instead} \
+  %set_build_flags
 
 %debugcflags %{?_enable_debug_packages:-g}
 
@@ -187,12 +221,6 @@ export CFLAGS="%optflags"; export CXXFLAGS="%optflags"; export RPM_OPT_FLAGS="%o
 
 %__libtoolize_configure %{?__libtoolize:(cd $CONFIGURE_TOP; [ ! -f configure.in -a ! -f configure.ac ] || %{__libtoolize} --copy --force)}
 
-%ldflags %{?!_disable_ld_as_needed: -Wl,--as-needed}%{?!_disable_ld_no_undefined: -Wl,--no-undefined}%{?!_disable_ld_relro: -Wl,-z,relro}%{?!_disable_ld_O1: -Wl,-O1}%{?!_disable_ld_build_id: -Wl,--build-id}%{?!_disable_ld_enable_new_dtags: -Wl,--enable-new-dtags}
-
-%setup_compile_flags \
-  %{warn:%%setup_compile_flags is deprecated, use %%set_build_flags instead} \
-  %set_build_flags
-
 %before_configure \
   %set_build_flags \
   CONFIGURE_TOP="${CONFIGURE_TOP:-.}"; \