35 lines
473 B
C
35 lines
473 B
C
#include <stdio.h>
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char * fgets ( char * str, int num, FILE * file )
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// need to ignore \r\n in text mode
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{
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int rd = 0;
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char c;
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if(!file || !str)
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{
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errno = E_INVALIDPTR;
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return NULL;
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}
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while (rd < num - 1)
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{
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c = fgetc(file);
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if (EOF == c) break;
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if ('\n' == c)
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{
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str[rd++] = c;
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break;
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}
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else
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str[rd++] = c;
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}
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if (0 == rd) return NULL;
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else
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{
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str[rd] = '\0';
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return str;
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}
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}
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