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upstrcmp.c
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1 /************************************************************************/
2 /**
3 
4  \file upstrcmp.c
5 
6  \version V1.21
7  \date 07.07.14
8  \brief
9 
10  \copyright (c) UCL / Dr. Andrew C. R. Martin 1991-2014
11  \author Dr. Andrew C. R. Martin
12  \par
13  Institute of Structural & Molecular Biology,
14  University College London,
15  Gower Street,
16  London.
17  WC1E 6BT.
18  \par
19  andrew@bioinf.org.uk
20  andrew.martin@ucl.ac.uk
21 
22 **************************************************************************
23 
24  This code is NOT IN THE PUBLIC DOMAIN, but it may be copied
25  according to the conditions laid out in the accompanying file
26  COPYING.DOC.
27 
28  The code may be modified as required, but any modifications must be
29  documented so that the person responsible can be identified.
30 
31  The code may not be sold commercially or included as part of a
32  commercial product except as described in the file COPYING.DOC.
33 
34 **************************************************************************
35 
36  Description:
37  ============
38 
39 
40 **************************************************************************
41 
42  Usage:
43  ======
44 
45 **************************************************************************
46 
47  Revision History:
48  =================
49 - V1.1 08.02.91 Added KillLine()
50 - V1.2 10.02.91 Added setextn() and index()
51 - V1.3 20.03.91 Added Word()
52 - V1.4 28.05.92 ANSIed
53 - V1.5 22.06.92 Added tab check to Word(). Improved setextn().
54  Added WordN(). Documented other routines.
55 - V1.6 27.07.93 Corrected fsscanf() for double precision
56 - V1.7 07.10.93 Checks made on case before toupper()/tolower()
57  for SysV compatibility. Also index() becomes
58  chindex()
59 - V1.8 18.03.94 getc() -> fgetc()
60 - V1.9 11.05.94 Added GetFilestem(), upstrcmp(), upstrncmp() &
61  GetWord()
62 - V1.10 24.08.94 Added OpenStdFiles()
63 - V1.11 08.03.95 Corrected OpenFile() for non-UNIX
64 - V1.12 09.03.95 Added check on non-NULL filename in OpenFile()
65 - V1.13 17.07.95 Added countchar()
66 - V1.14 18.10.95 Moved YorN() to WindIO.c
67 - V1.15 06.11.95 Added StoreString(), InStringList() and FreeStringList()
68 - V1.16 22.11.95 Moved ftostr() to generam.c
69 - V1.17 15.12.95 Added QueryStrStr()
70 - V1.18 18.12.95 OpenStdFiles() treats filename of - as stdin/stdout
71 - V1.19 05.02.96 OpenStdFiles() allows NULL pointers instead if filenames
72 - V1.20 18.09.96 Added padchar()
73 - V1.21 07.07.14 Use bl prefix for functions By: CTP
74 
75 *************************************************************************/
76 /* Doxygen
77  -------
78  #GROUP General Programming
79  #SUBGROUP String handling
80  #FUNCTION blUpstrcmp()
81  Like strcmp(), but upcases each character before comparison
82 */
83 /************************************************************************/
84 /* Includes
85 */
86 #include <ctype.h>
87 
88 /************************************************************************/
89 /* Defines and macros
90 */
91 
92 /************************************************************************/
93 /* Globals
94 */
95 
96 /************************************************************************/
97 /* Prototypes
98 */
99 
100 
101 /************************************************************************/
102 /*>int blUpstrcmp(char *word1, char *word2)
103  ----------------------------------------
104 *//**
105 
106  \param[in] *word1 First word
107  \param[in] *word2 Second word
108  \return 0 if strings match or offset of first
109  mismatched character
110 
111  Like strcmp(), but upcases each character before comparison
112 
113 - 20.04.94 Original By: ACRM
114 - 07.07.14 Use bl prefix for functions By: CTP
115 */
116 int blUpstrcmp(char *word1, char *word2)
117 {
118  int i;
119 
120  for(i=0; word1[i] && word2[i]; i++)
121  if((islower(word1[i])?toupper(word1[i]):word1[i]) !=
122  (islower(word2[i])?toupper(word1[i]):word2[i])) return(i+1);
123 
124  if(word1[i] || word2[i]) return(i+1);
125 
126  return(0);
127 }
128 
129 
int blUpstrcmp(char *word1, char *word2)
Definition: upstrcmp.c:116