47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
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#ifndef __CMDARGS_H__
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#define __CMDARGS_H__
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/*
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===============================================================================
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Command arguments.
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===============================================================================
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*/
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class idCmdArgs {
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public:
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idCmdArgs( void ) { argc = 0; }
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idCmdArgs( const char *text, bool keepAsStrings ) { TokenizeString( text, keepAsStrings ); }
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void operator=( const idCmdArgs &args );
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// The functions that execute commands get their parameters with these functions.
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int Argc( void ) const { return argc; }
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// Argv() will return an empty string, not NULL if arg >= argc.
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const char * Argv( int arg ) const { return ( arg >= 0 && arg < argc ) ? argv[arg] : ""; }
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// Returns a single string containing argv(start) to argv(end)
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// escapeArgs is a fugly way to put the string back into a state ready to tokenize again
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const char * Args( int start = 1, int end = -1, bool escapeArgs = false ) const;
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// Takes a null terminated string and breaks the string up into arg tokens.
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// Does not need to be /n terminated.
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// Set keepAsStrings to true to only seperate tokens from whitespace and comments, ignoring punctuation
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void TokenizeString( const char *text, bool keepAsStrings );
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void AppendArg( const char *text );
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void Clear( void ) { argc = 0; }
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const char ** GetArgs( int *argc );
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private:
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static const int MAX_COMMAND_ARGS = 64;
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static const int MAX_COMMAND_STRING = 2 * MAX_STRING_CHARS;
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int argc; // number of arguments
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char * argv[MAX_COMMAND_ARGS]; // points into tokenized
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char tokenized[MAX_COMMAND_STRING]; // will have 0 bytes inserted
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};
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#endif /* !__CMDARGS_H__ */
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