Open64 (mfef90, whirl2f, and IR tools)
TAG: version-openad; SVN changeset: 916
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00001 /* 00002 00003 Copyright (C) 2000, 2001 Silicon Graphics, Inc. All Rights Reserved. 00004 00005 This program is free software; you can redistribute it and/or modify it 00006 under the terms of version 2.1 of the GNU Lesser General Public License 00007 as published by the Free Software Foundation. 00008 00009 This program is distributed in the hope that it would be useful, but 00010 WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00012 00013 Further, this software is distributed without any warranty that it is 00014 free of the rightful claim of any third person regarding infringement 00015 or the like. Any license provided herein, whether implied or 00016 otherwise, applies only to this software file. Patent licenses, if 00017 any, provided herein do not apply to combinations of this program with 00018 other software, or any other product whatsoever. 00019 00020 You should have received a copy of the GNU Lesser General Public 00021 License along with this program; if not, write the Free Software 00022 Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, 00023 USA. 00024 00025 Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pky, 00026 Mountain View, CA 94043, or: 00027 00028 http://www.sgi.com 00029 00030 For further information regarding this notice, see: 00031 00032 http://oss.sgi.com/projects/GenInfo/NoticeExplan 00033 00034 */ 00035 00036 00037 #pragma ident "@(#) libfi/char/f90_fcd_cmp_eq.c 92.2 01/20/95 09:56:38" 00038 #include <string.h> 00039 00040 #define BLANK ((int) ' ') 00041 00042 int _F90_FCD_CMP_EQ( char *str1, 00043 char *str2, 00044 int len1, 00045 int len2 ) 00046 { 00047 char *str3; 00048 unsigned int len3, len; 00049 int stat; 00050 00051 00052 /* Find out if strings are of equal length */ 00053 00054 if (len1 < len2) { 00055 len = len1; 00056 len3 = len2 - len1; 00057 str3 = str2 + len; 00058 } 00059 else { 00060 len = len2; 00061 len3 = len1 - len2; 00062 str3 = str1 + len; 00063 } 00064 00065 /* Compare first part of strings */ 00066 00067 stat = memcmp(str1, str2, len); 00068 00069 /* 00070 * If the string lengths are unequal and equality has not yet 00071 * been resolved, then compare remnant against blanks. 00072 */ 00073 00074 while (len3 > 0 && stat == 0) { /* If further comparision necessary */ 00075 register char ch; 00076 00077 ch = *str3; 00078 str3 = str3 + 1; 00079 stat = ((int) ch) ^ BLANK; 00080 len3 = len3 - 1; 00081 } 00082 00083 return (stat == 0); 00084 } 00085