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83 lines
1.8 KiB
C
83 lines
1.8 KiB
C
5 years ago
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// License: AGPLv3 or later. https://www.gnu.org/licenses/licenses.html
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#ifndef _GENERAL_FUNCTIONS_H_
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#define _GENERAL_FUNCTIONS_H_
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#include <string>
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#include <vector>
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bool is_natural_number(const char* c_str);
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bool is_whole_number(const char* c_str);
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void get_textfile_lines(
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std::string filename, std::vector<std::string> &file_lines);
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int random_int(int minimum, int maximum);
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float random_float(float minimum, float maximum);
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int modulate(int number, int modulus);
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void cerr_and_exit(
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int exit_code,
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std::string error_name,
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std::string file_name,
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std::string function_name,
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int line_number,
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std::string additional_message = "");
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void cerr_only(
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std::string error_name,
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std::string file_name,
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std::string function_name,
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int line_number,
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std::string additional_message);
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/* Its a good practice to prototype all functions including which are
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* defined in header file itself such as inline functions before defining
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* any function. This way, even if we use one function in another
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* function, we do not have to worry about function undefined error
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* possibilities.
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*/
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inline int absolute_number(int number);
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inline int smaller_number(int a, int b);
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inline int bigger_number(int a, int b);
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inline int absolute_number(int number)
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{
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if (number < 0)
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return -(number);
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else
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return number;
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}
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inline int smaller_number(int a, int b)
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{
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if (a > b)
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return b;
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else
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return a;
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}
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inline int bigger_number(int a, int b)
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{
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if (a < b)
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return b;
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else
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return a;
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}
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void string_to_vector(
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std::string &a_string,
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std::vector<std::string> &str_vector,
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char delimeter = ',');
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void pick_random_string(
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std::string &str, const std::vector<std::string> &str_vector);
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#endif
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