Dogcows Code - chaz/openbox/blob - m4/openbox.m4

   1 # OB_DEBUG()
   2 #
   3 # Check if the user has requested a debug build.
   4 # Sets the DEBUG or NDEBUG variables as appropriate
   5 # Sets the CVS environment variable when building CVS sources.
   6 AC_DEFUN([OB_DEBUG],
   7 [
   8   AC_MSG_CHECKING([build type])
   9
  10   AC_ARG_ENABLE([debug],
  11   [  --enable-debug          build a debug version default=yes],
  12   [DEBUG=$enableval], [DEBUG="yes"])
  13
  14   AC_ARG_ENABLE([strict-ansi],
  15   [  --enable-strict-ansi    Enable strict ANSI compliance build default=no],
  16   [STRICT=$enableval], [STRICT="no"])
  17   if test "$GCC" = "yes" && test "$STRICT" = "yes"; then
  18     CFLAGS="$CFLAGS -ansi -pedantic -D_XOPEN_SOURCE"
  19   fi
  20
  21   # cvs builds are always debug
  22   CVS=""
  23   test "${PACKAGE_VERSION%*cvs}" != "$PACKAGE_VERSION" && CVS="yes"
  24   test "$CVS" = "yes" && DEBUG="yes"
  25
  26   if test "$DEBUG" = "yes"; then
  27     MSG="DEBUG"
  28   else
  29     MSG="RELEASE"
  30   fi
  31   if test "$CVS" = "yes"; then
  32     MSG="$MSG (CVS build)"
  33   fi
  34   if test "$STRICT" = "yes"; then
  35     MSG="$MSG with strict ANSI compliance"
  36   fi
  37   AC_MSG_RESULT([$MSG])
  38
  39   test "$DEBUG" = "yes" && \
  40       AC_DEFINE([DEBUG], [1], [Creating a debug build])
  41
  42   AM_CONDITIONAL(CVS, test "$CVS" = "yes")
  43 ])
  44
  45
  46 # OB_COMPILER_FLAGS()
  47 #
  48 # Check what compiler is being used for compilation.
  49 # It sets the CFLAGS variable appropriately for the compiler, including flags
  50 # for debug builds.
  51 AC_DEFUN([OB_COMPILER_FLAGS],
  52 [
  53   AC_REQUIRE([AC_PROG_CPP])
  54   AC_REQUIRE([AC_PROG_CC])
  55
  56   FLAGS=""
  57
  58   # Check what compiler we are using
  59   AC_MSG_CHECKING([for GNU CC])
  60   if test "$GCC" = "yes"; then
  61     AC_MSG_RESULT([yes])
  62     if test "$DEBUG" = "yes"; then
  63       FLAGS="-g -fno-inline"
  64       FLAGS="$FLAGS -Wall -Wsign-compare -Waggregate-return"
  65       FLAGS="$FLAGS -Wcast-qual -Wbad-function-cast -Wpointer-arith"
  66       # for Python.h
  67       FLAGS="$FLAGS -Wno-long-long"
  68     fi
  69     if test "$STRICT" = "yes"; then
  70       FLAGS="$FLAGS -ansi -pedantic -D_XOPEN_SOURCE"
  71     fi
  72   fi
  73   AC_MSG_CHECKING([for compiler specific flags])
  74   AC_MSG_RESULT([$FLAGS])
  75   CFLAGS="$CFLAGS $FLAGS"
  76 ])