pkgs/toolchain/glibc/glibc.nm

   1
   2 PKG_TOOLCHAIN_DEPS += binutils-static gcc-static kernel-headers
   3
   4 include ../../core/glibc/glibc.nm
   5
   6 $(STAGE_BUILD): $(STAGE_PREPARE)
   7         @$(PRE_BUILD)
   8
   9         # Glibc uses a hard coded path for /etc/ld.so.preload. To keep Glibc from
  10         # preloading libraries from the host machine perform the following command:
  11         cd $(DIR_APP) && sed -e "s@/etc/ld.so.preload@$(TOOLS_DIR)@" -i elf/rtld.c
  12
  13         cd $(DIR_SRC)/glibc-build && \
  14                 CFLAGS= \
  15                 CXXFLAGS= \
  16                 ../$(THISAPP)/configure \
  17                         $(CONFIGURE_ARCH) \
  18                         --prefix=$(TOOLS_DIR) \
  19                         --libexecdir=$(TOOLS_DIR)/lib/$(PKG_NAME) \
  20                         --with-headers=$(TOOLS_DIR)/include \
  21                         --with-binutils=$(TOOLS_DIR)/bin \
  22                         --disable-profile \
  23                         --enable-add-ons \
  24                         --enable-kernel=$(OPTIMIZED_KERNEL) \
  25                         --without-selinux \
  26                         --without-gd \
  27                         --enable-bind-now \
  28                         --enable-stackguard-randomization
  29
  30         # Our GCC is already passing -fPIC, and that's all we want for the libraries.
  31         # LDFLAGS.so is appended to so we don't build shared libraries with
  32         # DT_TEXTREL (and to tell us if something goes wrong). For now we only build
  33         # the libraries, not the programs:
  34         echo "build-programs=no" \
  35                 >> $(DIR_SRC)/glibc-build/configparms
  36
  37         cd $(DIR_SRC)/glibc-build && make PARALLELMFLAGS=$(PARALLELISMFLAGS) \
  38                 CFLAGS="-O2 -DPIC -fno-stack-protector -U_FORTIFY_SOURCE" \
  39                 CXXFLAGS="-O2 -DPIC -fno-stack-protector -U_FORTIFY_SOURCE"
  40
  41         # Then build the programs with hardening, so everything possible in
  42         # $(TOOLS_DIR) is hardened:
  43         echo "CFLAGS   = $(CFLAGS)"   >  $(DIR_SRC)/glibc-build/configparms
  44         echo "CXXFLAGS = $(CXXFLAGS)" >> $(DIR_SRC)/glibc-build/configparms
  45         cd $(DIR_SRC)/glibc-build && make PARALLELMFLAGS=$(PARALLELISMFLAGS) \
  46                 CFLAGS="$(CFLAGS)" CXXFLAGS="$(CXXFLAGS)"
  47
  48         @$(POST_BUILD)
  49
  50
  51 $(STAGE_INSTALL): $(STAGE_BUILD)
  52         @$(PRE_INSTALL)
  53
  54         -mkdir -v $(TOOLS_DIR)/etc
  55         touch $(TOOLS_DIR)/etc/ld.so.conf
  56
  57         cd $(DIR_SRC)/glibc-build && make install
  58
  59         @$(POST_INSTALL)