24 lines
730 B
C
24 lines
730 B
C
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/* vim: set filetype=c: */
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#ifndef _ERROR_H_
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#define _ERROR_H_
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#include <stdbool.h>
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#include <stdio.h>
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typedef struct Result Result;
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struct Result {
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bool has_err;
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char* err_str;
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};
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extern Result Result_err(char* err_str);
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extern Result Result_noerr();
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/* err_prefix: string to print before the error, if on occurred; prints nothing if it has value NULL
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* no_err: string to print if no error occured; prints nothing if it has value NULL
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* err_file: where to output the string, if an error has occurred
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* no_err_file: where to output, if no error has occurred */
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extern void Result_print_err_or(const Result obj, const char* err_prefix, const char* no_err, FILE* err_file, FILE* no_err_file);
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#endif /* _ERROR_H_ */
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