Tibor Nagy
d1a424c002
This will allow us to redefine the exit function.
For example:
```
#define exit(code) { \
fprintf(stderr, "%s:%d: exit(%s) in function ‘%s’\n",
__FILE__, __LINE__, #code, __func__); \
_exit(code); \
}
```
14 lines
303 B
C
14 lines
303 B
C
#include <stdio.h>
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#include <stdlib.h>
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int main(void) {
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FILE *f = fopen("stdio/stdio.in", "r");
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if (fseek(f, 14, SEEK_CUR) < 0) {
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puts("fseek error");
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exit(EXIT_FAILURE);
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}
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char buffer[256];
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printf("%s", fgets(buffer, 256, f));
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printf("ftell: %ld\n", ftello(f));
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}
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