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example4: Fix unused-result warning for fgets()

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
pull/7/head
Andrew Jeffery 4 years ago
parent
commit
4ef0a3f874
  1. 5
      example4.c

5
example4.c

@ -42,7 +42,10 @@ void load_data() {
double *c = class + i * 3;
c[0] = c[1] = c[2] = 0.0;
fgets(line, 1024, in);
if (fgets(line, 1024, in) == NULL) {
perror("fgets");
exit(1);
}
char *split = strtok(line, ",");
for (j = 0; j < 4; ++j) {

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