JST_string.c File Reference

#include "JST_string.h"
#include <stdlib.h>
#include <string.h>

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Functions
bool	JST_String_append_char (JST_String *string, char c)
bool	JST_String_append_string (JST_String *string, const char *s)
bool	JST_String_spaces (JST_String *string, unsigned count)
JST_Error	JST_String_delete (JST_String *string)

Variables
const JST_String	JST_String_Zero = { .length = 0, .limit = 0, .buffer = NULL }

Function Documentation

JST_String_append_char()

bool JST_String_append_char	(	JST_String *	string,
		char	c
	)

Definition at line 8 of file JST_string.c.

                                                           {
   if( string == NULL ) {
      return false;
   }
   if( string->length >= string->limit ) {
      if( string->limit == 0 ) {
         string->limit = 40;
      }
      string->limit *= 2;
      string->buffer = realloc( string->buffer, string->limit );
      if( string->buffer == NULL ) {
         return false;
      }
   }
   string->buffer[string->length++] = c;
   return true;
}

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JST_String_append_string()

bool JST_String_append_string	(	JST_String *	string,
		const char *	s
	)

Definition at line 26 of file JST_string.c.

                                                                     {
   if(( string == NULL )||( s == NULL )) {
      return false;
   }
   unsigned lb = string->length;
   size_t count = strlen( s );
   for( unsigned i = 0; ( i < count )&& JST_String_append_char( string, s[i] ); ++i );
   return string->length == lb + count;
}

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JST_String_delete()

JST_Error JST_String_delete

(

JST_String *

string

)

Definition at line 45 of file JST_string.c.

                                                   {
   if( string == NULL ) {
      return JST_ERR_NULL_ARGUMENT;
   }
   if( string->buffer ) {
      free( string->buffer );
   }
   string->buffer = NULL;
   string->length = 0;
   string->limit  = 0;
   return JST_ERR_NONE;
}

JST_String_spaces()

bool JST_String_spaces	(	JST_String *	string,
		unsigned	count
	)

Definition at line 36 of file JST_string.c.

                                                              {
   if( string == NULL ) {
      return false;
   }
   unsigned lb = string->length;
   for( unsigned i = 0; ( i < count )&& JST_String_append_char( string, ' ' ); ++i );
   return string->length == lb + count;
}

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Variable Documentation

JST_String_Zero

const JST_String JST_String_Zero = { .length = 0, .limit = 0, .buffer = NULL }

Definition at line 6 of file JST_string.c.