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); \
}
```
42 lines
870 B
C
42 lines
870 B
C
#include <dirent.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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int main(void) {
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printf("%lu\n", sizeof(struct dirent));
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DIR* dir = opendir("example_dir/");
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if (dir == NULL) {
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perror("opendir");
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exit(EXIT_FAILURE);
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}
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struct dirent* entry;
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//int tell = 0;
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for (char counter = 0; (entry = readdir(dir)); counter += 1) {
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puts(entry->d_name);
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//if (counter == 4) {
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// tell = telldir(dir);
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//}
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}
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puts("--- Testing rewind ---");
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rewinddir(dir);
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entry = readdir(dir);
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puts(entry->d_name);
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// puts("--- Testing seek ---");
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// // Why this doesn't cause it to actually go to the 4th element is beyond
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// // me, but glibc acts the same way.
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// seekdir(dir, tell);
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// entry = readdir(dir);
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// puts(entry->d_name);
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closedir(dir);
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}
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