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KillLeadSpaces.c
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1 /************************************************************************/
2 /**
3 
4  \file KillLeadSpaces.c
5 
6  \version V1.21
7  \date 07.07.14
8  \brief
9 
10  \copyright (c) UCL / Dr. Andrew C. R. Martin 1991-6
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 blKillLeadSpaces()
81  This routine strips leading spaces and tabs from a string returning
82  a pointer to the first non-whitespace character. The macro
83  KILLLEADSPACES() in macros.h is now a recommended replacement
84 */
85 /************************************************************************/
86 /* Includes
87 */
88 
89 /************************************************************************/
90 /* Defines and macros
91 */
92 
93 /************************************************************************/
94 /* Globals
95 */
96 
97 /************************************************************************/
98 /* Prototypes
99 */
100 
101 
102 /************************************************************************/
103 /*>char *blKillLeadSpaces(char *string)
104  ------------------------------------
105 *//**
106 
107  \param[in] *string A character string
108  \return A pointer to the string with the
109  leading spaces removed
110 
111  This routine strips leading spaces and tabs from a string returning
112  a pointer to the first non-whitespace character.
113 
114  N.B. THE MACRO KILLLEADSPACES() MAY NOW BE USED INSTEAD
115 
116 - 06.02.91 Original
117 - 28.05.92 ANSIed
118 - 06.07.93 Added tab skipping
119 - 07.07.14 Use bl prefix for functions By: CTP
120 */
121 char *blKillLeadSpaces(char *string)
122 {
123  while (*string == ' ' || *string == '\t') string++;
124  return(string);
125 }
126 
127 
blKillLeadSpaces
char * blKillLeadSpaces(char *string)
Definition: KillLeadSpaces.c:121
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