kernel/fiasco/Makefile

   1 #
   2 #
   3 # GLOBAL Makefile for FIASCO
   4
   5 # enviroment
   6 DFLBUILDDIR     := build
   7 ALLBUILDDIR     := build-all
   8 RANDBUILDDIR    := build-rand
   9 TEMPLDIR        := src/templates
  10 MAKEFILETEMPL   := $(TEMPLDIR)/Makefile.builddir.templ
  11 MANSUBDIRS      := man
  12 INSTALLSUBDIRS  := $(MANSUBDIRS)
  13 CLEANSUBDIRS    := $(MANSUBDIRS) $(wildcard $(DFLBUILDDIR))
  14 CONFIG_FILE     := $(TEMPLDIR)/globalconfig.out
  15 TEST_TEMPLATES  := $(patsubst $(CONFIG_FILE).%,%,$(wildcard $(CONFIG_FILE).*))
  16 DFL_TEMPLATE    := ia32-1
  17 PL              ?= 1
  18
  19 getdir          = $(shell                                               \
  20                     bd="$(1)";                                          \
  21                     if [ "$${bd\#/}" = "$$bd" -a                        \
  22                          "$${bd\#*..}" = "$$bd" ]; then                 \
  23                       relp="..";                                        \
  24                       while [ "$${bd\#*/}" != "$$bd" ]; do              \
  25                         relp="$$relp/..";                               \
  26                         bd="$${bd\#*/}";                                \
  27                       done;                                             \
  28                       echo "$$relp";                                    \
  29                     else                                                \
  30                       pwd;                                              \
  31                     fi                                                  \
  32                   )
  33
  34 buildmakefile = mkdir -p "$(1)";                                             \
  35                 perl -p -i -e '$$s = "$(CURDIR)/src"; s/\@SRCDIR\@/$$s/' \
  36                         < $(MAKEFILETEMPL) > $(1)/Makefile
  37
  38 ifneq ($(strip $(B)),)
  39 BUILDDIR := $(B)
  40 endif
  41 ifneq ($(strip $(BUILDDIR)),)
  42 builddir:
  43                 @echo "Creating build directory \"$(BUILDDIR)\"..."
  44                 @if [ -e "$(BUILDDIR)" ]; then                  \
  45                         echo "Already exists, aborting.";       \
  46                         exit 1;                                 \
  47                 fi
  48                 @$(call buildmakefile,$(BUILDDIR))
  49                 @echo "done."
  50 endif
  51
  52 ifneq ($(strip $(T)),)
  53 this:
  54                 set -e;                                                       \
  55                 test -f $(TEMPLDIR)/globalconfig.out.$(T);                    \
  56                 bdir=T-$(DFLBUILDDIR)-$(T);                                   \
  57                 rm -rf $$bdir;                                                \
  58                 $(call buildmakefile,T-$(DFLBUILDDIR)-$(T));                  \
  59                 cp $(TEMPLDIR)/globalconfig.out.$(T) $$bdir/globalconfig.out; \
  60                 $(MAKE) -C $$bdir
  61 endif
  62
  63 $(DFLBUILDDIR): fiasco.builddir.create
  64                 $(MAKE) -C $@ -j$(PL)
  65
  66 all:            fiasco man
  67
  68 clean cleanall:
  69                 set -e; for i in $(CLEANSUBDIRS); do $(MAKE) -C $$i $@; done
  70
  71 purge: cleanall
  72                 $(RM) -r $(DFLBUILDDIR)
  73
  74 man:
  75                 set -e; for i in $(MANSUBDIRS); do $(MAKE) -C $$i; done
  76
  77 fiasco.builddir.create:
  78                 [ -e $(DFLBUILDDIR)/Makefile ] ||                        \
  79                         ($(call buildmakefile,$(DFLBUILDDIR)))
  80                 [ -f $(DFLBUILDDIR)/globalconfig.out ] || {              \
  81                         cp  $(TEMPLDIR)/globalconfig.out.$(DFL_TEMPLATE) \
  82                                 $(DFLBUILDDIR)/globalconfig.out;         \
  83                 }
  84
  85 config $(filter config %config,$(MAKECMDGOALS)): fiasco.builddir.create
  86                 $(MAKE) -C $(DFLBUILDDIR) $@
  87
  88 fiasco: fiasco.builddir.create
  89                 $(MAKE) -C $(DFLBUILDDIR) -j$(PL)
  90
  91 checkall l4check:
  92                 error=0;                                                      \
  93                 $(RM) -r $(ALLBUILDDIR);                                      \
  94                 for X in $(TEST_TEMPLATES); do                                \
  95                         echo -e "\n= Building configuration: $$X\n\n";        \
  96                         $(call buildmakefile,$(ALLBUILDDIR)/$$X);             \
  97                         cp $(TEMPLDIR)/globalconfig.out.$$X                   \
  98                            $(ALLBUILDDIR)/$$X/globalconfig.out;               \
  99                         if $(MAKE) -C $(ALLBUILDDIR)/$$X -j$(PL); then        \
 100                                 [ -z "$(KEEP_BUILD_DIRS)" ] &&                \
 101                                    $(RM) -r $(ALLBUILDDIR)/$$X;               \
 102                         else                                                  \
 103                                 error=$$?;                                    \
 104                                 failed="$$failed $$X";                        \
 105                         fi                                                    \
 106                 done;                                                         \
 107                 rmdir $(ALLBUILDDIR) >/dev/null 2>&1;                         \
 108                 [ "$$failed" ] && echo -e "\nFailed configurations:$$failed"; \
 109                 exit $$error;
 110
 111 list:
 112                 @echo "Templates:"
 113                 @echo $(patsubst $(TEMPLDIR)/globalconfig.out.%,%,$(wildcard $(TEMPLDIR)/globalconfig.out.*))
 114
 115 randcheck:
 116                 $(RM) -r $(RANDBUILDDIR);                                     \
 117                 $(call buildmakefile,$(RANDBUILDDIR)/b);                      \
 118                 while true; do                                                \
 119                         $(MAKE) -C $(RANDBUILDDIR)/b randconfig;              \
 120                         fn=$$(cat $(RANDBUILDDIR)/b/globalconfig.out          \
 121                               | grep -e "^CONFIG_" | sort | sha1sum           \
 122                               | cut -f1 -d\   );                              \
 123                         if [ -e "ok-$$fn" -o -e "failed-$$fn" ]; then         \
 124                           echo "Configuration $$fn already checked."          \
 125                           continue;                                           \
 126                         fi;                                                   \
 127                         if $(MAKE) -C $(RANDBUILDDIR)/b -j$(PL); then         \
 128                                 cp $(RANDBUILDDIR)/b/globalconfig.out         \
 129                                   $(RANDBUILDDIR)/ok-$$fn;                    \
 130                         else                                                  \
 131                                 [ -n "$$STOP_ON_ERROR" ] && exit 1;           \
 132                                 cp -a $(RANDBUILDDIR)/b                       \
 133                                       $(RANDBUILDDIR)/failed-$$fn;            \
 134                         fi;                                                   \
 135                 done
 136
 137 randcheckstop:
 138                 $(MAKE) STOP_ON_ERROR=1 randcheck
 139
 140 randcheckagain:
 141                 for f in $(RANDBUILDDIR)/failed-*; do                         \
 142                         if $(MAKE) -C $$f -j$(PL); then                       \
 143                                 $(RM) -rf $$f;                                \
 144                         else                                                  \
 145                                 [ -n "$$STOP_ON_ERROR" ] && exit 1;           \
 146                         fi                                                    \
 147                 done
 148
 149 randcheckagainstop:
 150                 $(MAKE) STOP_ON_ERROR=1 randcheckagain
 151
 152 help:
 153                 @echo
 154                 @echo "fiasco                    Builds the default configuration ($(DFL_TEMPLATE))"
 155                 @echo "T=template                Build a certain configuration"
 156                 @echo "checkall                  Build all template configurations in one go"
 157                 @echo "list                      List templates"
 158                 @echo
 159                 @echo "config menuconfig xconfig oldconfig"
 160                 @echo "                          Configure kernel in \"$(DFLBUILDDIR)\""
 161                 @echo "$(DFLBUILDDIR)                     Build kernel in \"$(DFLBUILDDIR)\""
 162                 @echo "clean cleanall            clean or cleanall in \"$(CLEANSUBDIRS)\""
 163                 @echo "purge                     cleanall, remove \"$(DFLBUILDDIR)\" and build helper"
 164                 @echo
 165                 @echo "Creating a custom kernel:"
 166                 @echo
 167                 @echo "  Create a build directory with:"
 168                 @echo "     make BUILDDIR=builddir"
 169                 @echo "  Then build the kernel:"
 170                 @echo "     cd builddir"
 171                 @echo "     make config"
 172                 @echo "     make"
 173                 @echo
 174                 @echo "Call \"make help\" in the build directory for more information on build targets."
 175                 @echo
 176                 @echo "Default target: $(DFLBUILDDIR)"
 177                 @echo
 178
 179 .PHONY:         man install clean cleanall fiasco.builddir.create fiasco \
 180                 l4check checkall config oldconfig menuconfig nconfig xconfig \
 181                 randcheck randcheckstop help