/*  -- translated by f2c (version 20100827).
   You must link the resulting object file with libf2c:
	on Microsoft Windows system, link with libf2c.lib;
	on Linux or Unix systems, link with .../path/to/libf2c.a -lm
	or, if you install libf2c.a in a standard place, with -lf2c -lm
	-- in that order, at the end of the command line, as in
		cc *.o -lf2c -lm
	Source for libf2c is in /netlib/f2c/libf2c.zip, e.g.,

		http://www.netlib.org/f2c/libf2c.zip
*/

#include "f2c.h"

logical splicinglsame_(char *ca, char *cb)
{
    /* System generated locals */
    logical ret_val;

    /* Local variables */
    static integer inta, intb, zcode;


/*  -- LAPACK auxiliary routine (version 3.1) --   
       Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd..   
       November 2006   


    Purpose   
    =======   

    LSAME returns .TRUE. if CA is the same letter as CB regardless of   
    case.   

    Arguments   
    =========   

    CA      (input) CHARACTER*1   

    CB      (input) CHARACTER*1   
            CA and CB specify the single characters to be compared.   

   =====================================================================   


       Test if the characters are equal */

    ret_val = *(unsigned char *)ca == *(unsigned char *)cb;
    if (ret_val) {
	return ret_val;
    }

/*     Now test for equivalence if both characters are alphabetic. */

    zcode = 'Z';

/*     Use 'Z' rather than 'A' so that ASCII can be detected on Prime   
       machines, on which ICHAR returns a value with bit 8 set.   
       ICHAR('A') on Prime machines returns 193 which is the same as   
       ICHAR('A') on an EBCDIC machine. */

    inta = *(unsigned char *)ca;
    intb = *(unsigned char *)cb;

    if (zcode == 90 || zcode == 122) {

/*        ASCII is assumed - ZCODE is the ASCII code of either lower or   
          upper case 'Z'. */

	if (inta >= 97 && inta <= 122) {
	    inta += -32;
	}
	if (intb >= 97 && intb <= 122) {
	    intb += -32;
	}

    } else if (zcode == 233 || zcode == 169) {

/*        EBCDIC is assumed - ZCODE is the EBCDIC code of either lower or   
          upper case 'Z'. */

	if (inta >= 129 && inta <= 137 || inta >= 145 && inta <= 153 || inta 
		>= 162 && inta <= 169) {
	    inta += 64;
	}
	if (intb >= 129 && intb <= 137 || intb >= 145 && intb <= 153 || intb 
		>= 162 && intb <= 169) {
	    intb += 64;
	}

    } else if (zcode == 218 || zcode == 250) {

/*        ASCII is assumed, on Prime machines - ZCODE is the ASCII code   
          plus 128 of either lower or upper case 'Z'. */

	if (inta >= 225 && inta <= 250) {
	    inta += -32;
	}
	if (intb >= 225 && intb <= 250) {
	    intb += -32;
	}
    }
    ret_val = inta == intb;

/*     RETURN   

       End of LSAME */

    return ret_val;
} /* splicinglsame_ */