mirror of
https://github.com/alliedmodders/metamod-source.git
synced 2024-12-01 13:24:25 +01:00
8ce6594b70
(I'm not sure if I'm qualified to make efficient string functions here, so um, they probably are pretty bad) --HG-- extra : convert_revision : svn%3Ac2935e3e-5518-0410-8daf-afa5dab7d4e3/trunk%4085
82 lines
1.5 KiB
C++
82 lines
1.5 KiB
C++
/* ======== SourceMM ========
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* Copyright (C) 2004-2005 Metamod:Source Development Team
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* No warranties of any kind
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*
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* License: zlib/libpng
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*
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* Author(s): David "BAILOPAN" Anderson
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* ============================
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*/
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#include <ctype.h>
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#include <string.h>
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#include "util.h"
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/**
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* @brief Utility functons
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* @file util.cpp
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*/
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/* UTIL_GetExtension
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* Returns a pointer to the extension in a file name
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*/
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const char *UTIL_GetExtension(const char *file)
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{
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int len = strlen(file);
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int i = 0;
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for (i=len-1; i>=0; i--)
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{
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if (file[i] == '/' || file[i] == '\\')
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return NULL;
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if ((file[i] == '.') && (i != len-1))
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{
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return (const char *)&(file[i+1]);
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}
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}
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return NULL;
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}
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/* UTIL_TrimLeft
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* Removes whitespace characters from left side of string
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*/
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void UTIL_TrimLeft(char *buffer)
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{
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// Let's think of this as our iterator
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char *i = buffer;
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// Make sure the buffer isn't null
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if (i && *i)
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{
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// Add up number of whitespace characters
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while(isspace(*i))
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i++;
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// If whitespace chars in buffer then adjust string so first non-whitespace char is at start of buffer
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if (i != buffer)
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memcpy(buffer, i, (strlen(i) + 1) * sizeof(char));
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}
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}
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/* UTIL_TrimLeft
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* Removes whitespace characters from right side of string
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*/
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void UTIL_TrimRight(char *buffer)
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{
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// Make sure buffer isn't null
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if (buffer)
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{
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// Loop through buffer backwards while replacing whitespace chars with null chars
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for (unsigned int i = strlen(buffer) - 1; i >= 0; i--)
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{
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if (isspace(buffer[i]))
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buffer[i] = '\0';
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else
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break;
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}
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}
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}
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