gcc/config/netbsd.h

   1 /* NETBSD_NATIVE is defined when gcc is integrated into the NetBSD
   2    source tree so it can be configured appropriately without using
   3    the GNU configure/build mechanism. */
   4
   5 #ifdef NETBSD_NATIVE
   6
   7 /* Look for the include files in the system-defined places.  */
   8
   9 #undef GPLUSPLUS_INCLUDE_DIR
  10 #define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
  11
  12 #undef GCC_INCLUDE_DIR
  13 #define GCC_INCLUDE_DIR "/usr/include"
  14
  15 #undef INCLUDE_DEFAULTS
  16 #define INCLUDE_DEFAULTS                        \
  17   {                                             \
  18     { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1 },     \
  19     { GCC_INCLUDE_DIR, "GCC", 0, 0 },           \
  20     { 0, 0, 0, 0 }                              \
  21   }
  22
  23 /* Under NetBSD, the normal location of the compiler back ends is the
  24    /usr/libexec directory.  */
  25
  26 #undef STANDARD_EXEC_PREFIX
  27 #define STANDARD_EXEC_PREFIX            "/usr/libexec/"
  28
  29 /* Under NetBSD, the normal location of the various *crt*.o files is the
  30    /usr/lib directory.  */
  31
  32 #undef STANDARD_STARTFILE_PREFIX
  33 #define STANDARD_STARTFILE_PREFIX       "/usr/lib/"
  34
  35 #endif /* NETBSD_NATIVE */
  36
  37
  38 /* Provide a CPP_SPEC appropriate for NetBSD.  Currently we just deal with
  39    the GCC option `-posix'.  */
  40
  41 #undef CPP_SPEC
  42 #define CPP_SPEC "%(cpp_cpu) %{posix:-D_POSIX_SOURCE}"
  43
  44
  45 /* Provide a LIB_SPEC appropriate for NetBSD.  Just select the appropriate
  46    libc, depending on whether we're doing profiling; if `-posix' is specified,
  47    link against the appropriate libposix first.  Don't include libc when
  48    linking a shared library.  */
  49
  50 #undef LIB_SPEC
  51 #define LIB_SPEC                \
  52   "%{posix:                     \
  53      %{!p:                      \
  54        %{!pg:-lposix}}          \
  55      %{p:-lposix_p}             \
  56      %{pg:-lposix_p}}           \
  57    %{!shared:                   \
  58      %{!symbolic:               \
  59        %{!p:                    \
  60          %{!pg:-lc}}            \
  61        %{p:-lc_p}               \
  62        %{pg:-lc_p}}}"
  63
  64 /* Provide a LIBGCC_SPEC appropriate for NetBSD.  We also want to exclude
  65    libgcc with -symbolic.  */
  66
  67 #undef LIBGCC_SPEC
  68 #ifdef NETBSD_NATIVE
  69 #define LIBGCC_SPEC             \
  70   "%{!symbolic:                 \
  71      %{!shared:                 \
  72        %{!p:                    \
  73          %{!pg:-lgcc}}}         \
  74      %{shared:-lgcc_pic}        \
  75      %{p:-lgcc_p}               \
  76      %{pg:-lgcc_p}}"
  77 #else
  78 #define LIBGCC_SPEC "%{!shared:%{!symbolic:-lgcc}}"
  79 #endif
  80
  81 /* When building shared libraries, the initialization and finalization
  82    functions for the library are .init and .fini respectively.  */
  83
  84 #define COLLECT_SHARED_INIT_FUNC(STREAM,FUNC)                           \
  85   do {                                                                  \
  86     fprintf ((STREAM), "void __init() __asm__ (\".init\");");           \
  87     fprintf ((STREAM), "void __init() {\n\t%s();\n}\n", (FUNC));        \
  88   } while (0)
  89
  90 #define COLLECT_SHARED_FINI_FUNC(STREAM,FUNC)                           \
  91   do {                                                                  \
  92     fprintf ((STREAM), "void __fini() __asm__ (\".fini\");");           \
  93     fprintf ((STREAM), "void __fini() {\n\t%s();\n}\n", (FUNC));        \
  94   } while (0)
  95
  96 /* Allow #sccs in preprocessor.  */
  97
  98 #undef SCCS_DIRECTIVE
  99 #define SCCS_DIRECTIVE
 100
 101 #undef TARGET_HAS_F_SETLKW
 102 #define TARGET_HAS_F_SETLKW
 103
 104 /* Implicit library calls should use memcpy, not bcopy, etc.  */
 105
 106 #undef TARGET_MEM_FUNCTIONS
 107 #define TARGET_MEM_FUNCTIONS 1
 108
 109 /* Handle #pragma weak and #pragma pack.  */
 110
 111 #define HANDLE_SYSV_PRAGMA