49 lines
921 B
C
49 lines
921 B
C
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#ifndef STDIO_HEADER
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#define STDIO_HEADER
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#include <stdio.h>
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#endif
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#ifndef STDLIB_HEADER
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#define STDLIB_HEADER
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#include <stdlib.h>
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#endif
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#ifndef STRING_HEADER
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#define STRING_HEADER
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#include <string.h>
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#endif
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#ifndef INPUT_HEADER
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#define INPUT_HEADER
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enum stages {
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STAGE_1 = 1,
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STAGE_2 = 2,
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STAGE_3 = 3,
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STAGE_4 = 4,
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STAGE_ERROR = -1
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};
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/* Gets the current stage from the command-line argument */
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enum stages getStage(char *stage);
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/* Checks the validity of the command line input arguments */
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void checkInputArgs(int argc, char **argv);
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/* Gets the expected number of arguments for a given stage */
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int getExpectedArgs(enum stages stage);
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/* Prints the corresponding usage strings for a given stage */
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void printArgError(enum stages stage, char *errorMessage);
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/* Opens a file and checks if the file is safe to use */
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FILE *safeFileOpen(FILE **f, char *fileName, char *mode);
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#endif
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