| /* Write to a file and then attempt to read | |
| using a buffer that is not long enough. */ | |
| #include <stdio.h> | |
| #include <string.h> | |
| #define BUFSZ 1024 | |
| int main() | |
| { | |
| char buf[2*BUFSZ]; | |
| char read_buf[BUFSZ]; | |
| FILE *f; | |
| f = tmpfile(); | |
| memset(buf, 'A', 2*BUFSZ); | |
| fwrite(buf, sizeof(char), 2*BUFSZ, f); | |
| fseek(f, 0L, SEEK_SET); | |
| fread(read_buf, sizeof(char), BUFSZ*2, f); | |
| fclose(f); | |
| return 0; | |
| } |