recipes/glibc/glibc-2.3.2/glibc23-sse-oldkernel.patch

   1 --- glibc-2.3.2/sysdeps/i386/dl-machine.h.orig  2003-11-01 15:52:17.000000000 -0500
   2 +++ glibc-2.3.2/sysdeps/i386/dl-machine.h       2003-11-01 15:52:55.000000000 -0500
   3 @@ -25,6 +25,7 @@
   4  #include <sys/param.h>
   5  #include <sysdep.h>
   6  #include <tls.h>
   7 +#include <dl-procinfo.h>
   8
   9  /* Return nonzero iff ELF header is compatible with the running host.  */
  10  static inline int __attribute__ ((unused))
  11 @@ -357,6 +358,10 @@ dl_platform_init (void)
  12    if (GL(dl_platform) != NULL && *GL(dl_platform) == '\0')
  13      /* Avoid an empty string which would disturb us.  */
  14      GL(dl_platform) = NULL;
  15 +
  16 +#ifdef DL_ADJUST_PROCINFO
  17 +  DL_ADJUST_PROCINFO;
  18 +#endif
  19  }
  20
  21  static inline Elf32_Addr
  22 --- glibc-2.3.2/sysdeps/unix/sysv/linux/i386/dl-procinfo.h.orig 2003-11-01 15:50:41.000000000 -0500
  23 +++ glibc-2.3.2/sysdeps/unix/sysv/linux/i386/dl-procinfo.h      2003-11-01 15:51:48.000000000 -0500
  24 @@ -126,4 +126,20 @@ _dl_string_platform (const char *str)
  25    return -1;
  26  };
  27
  28 +#define DL_ADJUST_PROCINFO dl_adjust_procinfo ()
  29 +
  30 +static inline void
  31 +__attribute__ ((unused, always_inline))
  32 +dl_adjust_procinfo (void)
  33 +{
  34 +  if (GL(dl_osversion) < 0x020400)
  35 +    {
  36 +      /* Unfortunately, while the capability is named OSFXSR, it's
  37 +        actually hardware FXSR direct from CPUID.  And we can't test
  38 +        CR4 ourselves, because we're in protected mode.  Disable it
  39 +        for kernels which might not have actually enabled OSFXSR.  */
  40 +      GL(dl_hwcap) &= ~(HWCAP_I386_OSFXSR | HWCAP_I386_XMM | HWCAP_I386_XMM2);
  41 +    }
  42 +}
  43 +
  44  #endif /* dl-procinfo.h */
  45 --- glibc-2.3.2/sysdeps/generic/libc-start.c.orig       2003-11-02 23:11:51.000000000 -0500
  46 +++ glibc-2.3.2/sysdeps/generic/libc-start.c    2003-11-02 23:34:42.000000000 -0500
  47 @@ -23,6 +23,10 @@
  48  #include <bp-start.h>
  49  #include <bp-sym.h>
  50
  51 +#include <dl-osinfo.h>
  52 +#include <dl-librecon.h>
  53 +#include <dl-machine.h>
  54 +
  55  extern void __libc_init_first (int argc, char **argv, char **envp);
  56
  57  extern int __libc_multiple_libcs;
  58 @@ -123,15 +127,28 @@ LIBC_START_MAIN (int (*main) (int, char
  59  #  endif
  60    _dl_aux_init (auxvec);
  61  # endif
  62 -# ifdef DL_SYSDEP_OSCHECK
  63    if (!__libc_multiple_libcs)
  64      {
  65 +# ifdef DL_SYSDEP_OSCHECK
  66        /* This needs to run to initiliaze _dl_osversion before TLS
  67          setup might check it.  */
  68        DL_SYSDEP_OSCHECK (__libc_fatal);
  69 -    }
  70  # endif
  71
  72 +  /* Moved here so that we can frob hwcap early enough.  */
  73 +# ifdef DL_OSVERSION_INIT
  74 +      DL_OSVERSION_INIT;
  75 +# endif
  76 +
  77 +# ifdef DL_PLATFORM_INIT
  78 +      DL_PLATFORM_INIT;
  79 +# endif
  80 +
  81 +      /* Now determine the length of the platform string.  */
  82 +      if (_dl_platform != NULL)
  83 +       _dl_platformlen = strlen (_dl_platform);
  84 +    }
  85 +
  86    /* Initialize the thread library at least a bit since the libgcc
  87       functions are using thread functions if these are available and
  88       we need to setup errno.  If there is no thread library and we
  89 --- glibc-2.3.2/elf/dl-support.c.orig   2003-11-02 22:55:47.000000000 -0500
  90 +++ glibc-2.3.2/elf/dl-support.c        2003-11-02 23:24:40.000000000 -0500
  91 @@ -252,18 +252,6 @@ _dl_non_dynamic_init (void)
  92        if (__access ("/etc/suid-debug", F_OK) != 0)
  93         unsetenv ("MALLOC_CHECK_");
  94      }
  95 -
  96 -#ifdef DL_PLATFORM_INIT
  97 -  DL_PLATFORM_INIT;
  98 -#endif
  99 -
 100 -#ifdef DL_OSVERSION_INIT
 101 -  DL_OSVERSION_INIT;
 102 -#endif
 103 -
 104 -  /* Now determine the length of the platform string.  */
 105 -  if (_dl_platform != NULL)
 106 -    _dl_platformlen = strlen (_dl_platform);
 107  }
 108
 109