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Re: ebcdic support for binutils...


On Fri, Dec 07, 2001 at 07:26:34PM -0500, DJ Delorie wrote:
> 
> > In particular, in libiberty/safe-ctype.c:
> >
> > So. I was wondering if there was a workaround for this, or if not, how I could 
> > get the EBCDIC equivalent for what is in this file, and put it in the #if 
> > clause...
> 
> You'll note a similar check in libiberty/hex.c, although that table
> could be initialized at runtime (hex_init) in a coding-independent way
> (i.e. _hex['A'] = 10;).  Patches for libiberty go to
> gcc-patches@gcc.gnu.org once you figure out what the table should be.

Ok all - 

I've made the patch to safe-ctype.c as suggested (see below), and libiberty 
builds just fine, but continuing on os/390, I get the following:


creating cache ./config.cache
checking for Cygwin environment... no
checking for mingw32 environment... no
checking host system type... i370-ibm-openedition
checking target system type... i370-ibm-openedition
checking build system type... i370-ibm-openedition
checking for gcc... no
checking for cc... cc
checking whether the C compiler (cc  ) works... yes
checking whether the C compiler (cc  ) is a cross-compiler... no
checking whether we are using GNU C... no
checking whether cc accepts -g... yes
checking for POSIXized ISC... no
checking for a BSD compatible install... ./../install-sh -c
checking whether build environment is sane... yes
checking whether make sets ${MAKE}... yes
checking for working aclocal... found
checking for working autoconf... found
checking for working automake... found
checking for working autoheader... found
checking for working makeinfo... found
checking for non-GNU ld... no
configure: error: no acceptable ld found in $PATH

that's just.... silly. You need ld to make ld? What if your linker is bundled 
with the *compiler* just in non-ld form - as so happens - os/390 open edition 
does it.  What the hell?  How do you get around *this* one?

Anyways, here's the patch. If someone could commit it to the binutils branch 
(or give me feedback on how to change it):

Ed

(
ps - whosoever designed ebcdic should be shot. what #%#@@ rationale could
anyone possibly have for splitting control characters,upper and lower case 
numbers into small groups and sprinkling them all across the 0-255 range?
)


*** binutils-2.11.2/libiberty/safe-ctype.c	Mon Dec 10 17:43:36 2001
--- binutils-2.11.2.new/libiberty/safe-ctype.c	Mon Dec 10 17:43:02 2001
***************
*** 158,163 ****
   240,241,242,243, 244,245,246,247, 248,249,250,251, 252,253,254,255,
  };
  
  #else
   #error "Unsupported host character set"
! #endif /* not ASCII */
--- 158,282 ----
   240,241,242,243, 244,245,246,247, 248,249,250,251, 252,253,254,255,
  };
  
+    /* EBCDIC */  
+ 
+ #elif    '\n' == 0x15 &&    ' ' == 0x40 &&     '0' == 0xF0 \
+   &&     'A'  == 0xC1 &&    'a' == 0x81 &&     '!' == 0x5A \
+   &&     EOF == -1
+ 
+ const unsigned short _sch_istable[256] =  
+ {
+   Z, C, C, C, 0, T, 0, 0, /* NUL   SOH   STX    ETX   SEL  HT    RNL    DEL  */
+   0, 0, 0, C, C, V, C, C, /* GE    SPS   RPT    VT    FF   CR    SO     SI   */
+   C, C, C, C, 0, V, C, 0, /* DLE   DC1   DC2    DC3   RES  LF    BS     POC  */
+   C, C, 0, 0, 0, 0, C, C, /*  CAN   EM    UBS    CU1   FS   GS    RS     US   */
+   0, 0, 0, 0, 0, 0, C, C, /*  DS    SOS   fs     WUS   BYP  LF    ETB    ESC  */
+   0, 0, 0, 0, 0, C, C, C, /*  SA    SFE   SM     CSP   MFA  ENQ   ACK    BEL  */
+   0, 0, C, 0, 0, 0, 0, C, /*  UND   UND   SYN    IR    PP   TRN   NBS    EOT  */
+   0, 0, 0, 0, C, C, 0, C, /*  SBS   IT    RFF    CU3   DC4  NAK   UND    SUB  */
+   S, 0, 0, 0, 0, 0, 0, 0, /*  SP01  SP30  LA15   LA17  LA13 LA11  LA19   LA27 */
+   0, 0, 0, P, P, P, P, P, /*  LC41  LN19  SC04   SP11  <    (     +      |    */
+   P, 0, 0, 0, 0, 0, 0, 0, /*  &     LE11  LE15   LE17  LE13 LI11  LI15   LI17 */
+   0, 0, P, P, P, P, P, P, /*  LI13  LS61  !      $     *    )     ;      ^    */
+   P, P, 0, 0, 0, 0, 0, 0, /*  -     /     LA16   LA18  LA14 LA12  LA20   LA28 */
+   0, 0, 0, P, P, _, P, P, /*  LC42  LN20  SM65   ,     %    _     >      ?    */
+   0, 0, 0, 0, 0, 0, 0, 0, /*  LO61  LE12  LE16   LE18  LE14 LI12  LI16   LI18 */
+   0, P, P, P, P, P, P, P, /*  LI14  SD13  :      #     @    '     =      "    */
+   0,XL,XL,XL,XL,XL,XL, L, /*  LO62  a     b      c     d    e     f      g    */
+   L, L, 0, 0, 0, 0, 0, 0, /*  h     i     SP17   SP18  LD63 LY11  LT63   SA02 */
+   0, L, L, L, L, L, L, L, /*  SM19  j     k      l     m    n     o      p    */
+   L, L, 0, 0, 0, 0, 0, 0, /*  q     r     SM21   SM20  LA51 SD41  LA52   SC01 */
+   0, 0, L, L, L, L, L, L, /*  SM17  SD19  s      t     u    v     w      x    */
+   L, L, 0, 0, 0, 0, 0, 0, /*  y     z     SP03   SP16  LD62 [     LT64   SM53 */
+   0, 0, 0, 0, 0, 0, 0, 0, /*  SM66  SC02  SC05   SD63  SM52 SM24  SM25   NF04 */
+   0, 0, 0, 0, 0, P, 0, 0, /*  NF01  NF05  LY12   SD17  SM15 ]     SD11   SA07 */
+   P,XU,XU,XU,XU,XU,XU, U, /*  {     A     B      C     D    E     F      G    */
+   U, U, 0, 0, 0, 0, 0, 0, /*  H     I     SP32   LO15  LO17 LO13  LO11   LO19 */
+   P, U, U, U, U, U, U, U, /*  }     J     K      L     M    N     O      P    */
+   U, U, 0, 0, 0, 0, 0, 0, /*  Q     R     ND011  LU15  LU17 LU13  LU11   LY17 */
+   P, 0, U, U, U, U, U, U, /*  \     SA06  S      T     U    V     W      X    */
+   U, U, 0, 0, 0, 0, 0, 0, /*  Y     Z     ND021  LO16  LO18 LO14  LO12   LO20 */
+   D, D, D, D, D, D, D, D, /*  0     1     2      3     4    5     6      7    */
+   D, D, 0, 0, 0, 0, 0, 0  /*  8     9     ND031  LU16  LU18 LU14  LU12   EOF  */
+ };
+ 
+ const unsigned char _sch_tolower [256] =
+ {
+    0,  1,  2,  3,   4,  5,  6,  7,   8,  9, 10, 11,  12, 13, 14, 15,
+   16, 17, 18, 19,  20, 21, 22, 23,  24, 25, 26, 27,  28, 29, 30, 31,
+   32, 33, 34, 35,  36, 37, 38, 39,  40, 41, 42, 43,  44, 45, 46, 47,
+   48, 49, 50, 51,  52, 53, 54, 55,  56, 57, 58, 59,  60, 61, 62, 63,
+   64, 65, 66, 67,  68, 69, 70, 71,  72, 73, 74, 75,  76, 77, 78, 79,
+   80, 81, 82, 83,  84, 85, 86, 87,  88, 89, 90, 91,  92, 93, 94, 95,
+   96, 97, 98, 99, 100,101,102,103, 104,105,106,107, 108,109,110,111,
+  112,113,114,115, 116,117,118,119, 120,121,122,123, 124,125,126,127,
+  128,
+  
+  'a','b','c','d', 'e','f','g','h', 'i',
+  
+  138,139,140,141, 142,143,144,
+ 
+  'j','k','l','m', 'n','o','p','q', 'r',
+  
+  154,155,156,157, 158,159,160,161,
+  
+  's','t','u','v', 'w','x','y','z',
+  
+  170,171,172,173, 174,175,176,177, 178,179,180,181, 182,183,184,185,
+  186,187,188,189, 190,191,192,
+  
+  'a','b','c','d', 'e','f','g','h', 'i',
+ 
+  202,203,204,205, 206,207,208,
+  
+  'j','k','l','m', 'n','o','p','q', 'r',
+  
+  218,219, 220,221,222,223,224,225,
+  
+  's','t','u','v', 'w','x','y','z',
+  
+  234,235,236,237, 238,239,240,241, 242,243,244,245, 246,247,248,249,
+  250,251,252,253, 254,255,
+ };
+ 
+ const unsigned char _sch_toupper[256] =
+ {
+    0,  1,  2,  3,   4,  5,  6,  7,   8,  9, 10, 11,  12, 13, 14, 15,
+   16, 17, 18, 19,  20, 21, 22, 23,  24, 25, 26, 27,  28, 29, 30, 31,
+   32, 33, 34, 35,  36, 37, 38, 39,  40, 41, 42, 43,  44, 45, 46, 47,
+   48, 49, 50, 51,  52, 53, 54, 55,  56, 57, 58, 59,  60, 61, 62, 63,
+   64, 65, 66, 67,  68, 69, 70, 71,  72, 73, 74, 75,  76, 77, 78, 79,
+   80, 81, 82, 83,  84, 85, 86, 87,  88, 89, 90, 91,  92, 93, 94, 95,
+   96, 97, 98, 99, 100,101,102,103, 104,105,106,107, 108,109,110,111,
+  112,113,114,115, 116,117,118,119, 120,121,122,123, 124,125,126,127,
+  128,
+  
+  'A','B','C','D', 'E','F','G','H', 'I',
+  
+  138,139,140,141, 142,143,144,
+ 
+  'J','K','L','M', 'N','O','P','Q', 'R',
+  
+  154,155,156,157, 158,159,160,161,
+  
+  'S','T','U','V', 'W','X','Y','Z',
+  
+  170,171,172,173, 174,175,176,177, 178,179,180,181, 182,183,184,185,
+  186,187,188,189, 190,191,192,
+  
+  'A','B','C','D', 'E','F','G','H', 'I',
+ 
+  202,203,204,205, 206,207,208,
+  
+  'J','K','L','M', 'N','O','P','Q', 'R',
+  
+  218,219, 220,221,222,223,224,225,
+  
+  'S','T','U','V', 'W','X','Y','Z',
+  
+  234,235,236,237, 238,239,240,241, 242,243,244,245, 246,247,248,249,
+  250,251,252,253, 254,255,
+ };
  #else
   #error "Unsupported host character set"
! #endif /* not ASCII or EBCDIC */


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