* config/mips/mips.c (override_options): Disable explicit

[pf3gnuchains/gcc-fork.git] / gcc / config / linux.h

diff --git a/gcc/config/linux.h b/gcc/config/linux.h
index 1ef26b3..13f5b62 100644 (file)
--- a/gcc/config/linux.h
+++ b/gcc/config/linux.h
@@ -20,11 +20,11 @@ along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
 
-/* Don't assume anything about the header files. */
+/* Don't assume anything about the header files.  */
 #define NO_IMPLICIT_EXTERN_C
 
 /* GNU/Linux uses ctype from glibc.a. I am not sure how complete it is.
-   For now, we play safe. It may change later. */
+   For now, we play safe. It may change later.  */
 
 #if 0
 #undef MULTIBYTE_CHARS
@@ -37,37 +37,31 @@ Boston, MA 02111-1307, USA.  */
 #undef ASM_APP_OFF
 #define ASM_APP_OFF "#NO_APP\n"
 
-#define SET_ASM_OP     "\t.set\t"
-
-/* Use stabs instead of DWARF debug format.  */
-#undef PREFERRED_DEBUGGING_TYPE
-#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
-#include "svr4.h"
-
 #undef MD_EXEC_PREFIX
 #undef MD_STARTFILE_PREFIX
 
-/* Output at beginning of assembler file.  */
-/* The .file command should always begin the output.  */
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE)                                           \
-  do {                                                                 \
-       output_file_directive (FILE, main_input_filename);              \
-       fprintf (FILE, "\t.version\t\"01.01\"\n");                      \
-  } while (0)
-
 /* Provide a STARTFILE_SPEC appropriate for GNU/Linux.  Here we add
    the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
    provides part of the support for getting C++ file-scope static
-   object constructed before entering `main'. */
+   object constructed before entering `main'.  */
    
 #undef STARTFILE_SPEC
+#ifdef USE_GNULIBC_1
 #define STARTFILE_SPEC \
   "%{!shared: \
      %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
                       %{!p:%{profile:gcrt1.o%s} \
                         %{!profile:crt1.o%s}}}} \
    crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
+#else
+#define STARTFILE_SPEC \
+  "%{!shared: \
+     %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
+                      %{!p:%{profile:gcrt1.o%s} \
+                        %{!profile:crt1.o%s}}}} \
+   crti.o%s %{static:crtbeginT.o%s}\
+   %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
+#endif
 
 /* Provide a ENDFILE_SPEC appropriate for GNU/Linux.  Here we tack on
    the GNU/Linux magical crtend.o file (see crtstuff.c) which
@@ -79,20 +73,19 @@ Boston, MA 02111-1307, USA.  */
 #define ENDFILE_SPEC \
   "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
 
-/* This is for -profile to use -lc_p instead of -lc. */
+/* This is for -profile to use -lc_p instead of -lc.  */
 #ifndef CC1_SPEC
 #define CC1_SPEC "%{profile:-p}"
 #endif
 
-#ifndef USE_GNULIBC_1
-#undef DEFAULT_VTABLE_THUNKS
-#define DEFAULT_VTABLE_THUNKS 1
-#endif
+/* The GNU C++ standard library requires that these macros be defined.  */
+#undef CPLUSPLUS_CPP_SPEC
+#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
 
 #undef LIB_SPEC
 /* We no longer link with libc_p.a or libg.a by default. If you
    want to profile or debug the GNU/Linux C library, please add
-   -profile or -ggdb to LDFLAGS at the link time, respectively. */
+   -profile or -ggdb to LDFLAGS at the link time, respectively.  */
 #if 1
 #ifdef USE_GNULIBC_1
 #define LIB_SPEC \
@@ -100,9 +93,9 @@ Boston, MA 02111-1307, USA.  */
      %{!profile:%{!ggdb:-lc} %{ggdb:-lg}}}"
 #else
 #define LIB_SPEC \
-  "%{shared: -lc} \
-   %{!shared: %{mieee-fp:-lieee} %{pthread:-lpthread} \
-       %{profile:-lc_p} %{!profile: -lc}}"
+  "%{pthread:-lpthread} \
+   %{shared:-lc} \
+   %{!shared:%{mieee-fp:-lieee} %{profile:-lc_p}%{!profile:-lc}}"
 #endif
 #else
 #define LIB_SPEC \
@@ -111,5 +104,18 @@ Boston, MA 02111-1307, USA.  */
        %{!p:%{!pg:%{!g*:-lc} %{g*:-lg}}}}"
 #endif
 
+#if !defined(USE_GNULIBC_1) && defined(HAVE_LD_EH_FRAME_HDR)
+#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+#endif
+
 /* Define this so we can compile MS code for use with WINE.  */
 #define HANDLE_PRAGMA_PACK_PUSH_POP
+
+
+/* Determine whether the the entire c99 runtime
+   is present in the runtime library.  */
+#ifndef USE_GNULIBC_1
+#define TARGET_C99_FUNCTIONS 1
+#endif
+
+#define TARGET_HAS_F_SETLKW