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/*
BLIS
An object-based framework for developing high-performance BLAS-like
libraries.
Copyright (C) 2014, The University of Texas at Austin
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name(s) of the copyright holder(s) nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "blis.h"
#ifdef BLIS_ENABLE_BLAS
/* lsame.f -- translated by f2c (version 19991025).
You must link the resulting object file with the libraries:
-lf2c -lm (in that order)
*/
#ifdef LAPACK_ILP64
long PASTEF770(lsame)(const char *ca, const char *cb, long ca_len, long cb_len)
#else
int PASTEF770(lsame)(const char *ca, const char *cb, int ca_len, int cb_len)
#endif
{
/* System generated locals */
bla_logical ret_val;
/* Local variables */
bla_integer inta, intb, zcode;
/* -- LAPACK auxiliary routine (version 2.0) -- */
/* Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd., */
/* Courant Institute, Argonne National Lab, and Rice University */
/* January 31, 1994 */
/* .. Scalar Arguments .. */
/* .. */
/* 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 bla_characters to be compared. */
/* ===================================================================== */
/* .. Intrinsic Functions .. */
/* .. */
/* .. Local Scalars .. */
/* .. */
/* .. Executable Statements .. */
/* Test if the bla_characters are equal */
ret_val = *(unsigned char *)ca == *(unsigned char *)cb;
if (ret_val) {
return ret_val;
}
/* Now test for equivalence if both bla_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;
} /* lsame */
#endif
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