blob: a11f7d5a7d48a21392587e7cdaec83a22f2c2004 (
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#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <libgen.h>
int main(int argc, char *argv[])
{
const char *progname = basename(argv[0]);
int ret;
ret = truncate(argv[0], 4096);
if (ret != -1) {
if (argc == 2 && strcmp(argv[1], "--may-succeed") == 0)
return 0;
fprintf(stderr, "truncate(%s) should have failed\n",
progname);
return 1;
}
if (errno != ETXTBSY) {
perror(progname);
return 1;
}
return 0;
}
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