libvirt/tests/test_conf.c

49 lines
1.1 KiB
C

#include <config.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "virconf.h"
#include "viralloc.h"
int main(int argc, char **argv)
{
int ret, exit_code = EXIT_FAILURE;
virConfPtr conf;
int len = 10000;
char *buffer = NULL;
if (argc != 2) {
fprintf(stderr, "Usage: %s conf_file\n", argv[0]);
goto cleanup;
}
if (VIR_ALLOC_N_QUIET(buffer, len) < 0) {
fprintf(stderr, "out of memory\n");
goto cleanup;
}
conf = virConfReadFile(argv[1], 0);
if (conf == NULL) {
fprintf(stderr, "Failed to process %s\n", argv[1]);
goto cleanup;
}
ret = virConfWriteMem(buffer, &len, conf);
if (ret < 0) {
fprintf(stderr, "Failed to serialize %s back\n", argv[1]);
goto cleanup;
}
virConfFree(conf);
if (fwrite(buffer, 1, len, stdout) != len) {
fprintf(stderr, "Write failed: %s\n", strerror(errno));
goto cleanup;
}
exit_code = EXIT_SUCCESS;
cleanup:
VIR_FREE(buffer);
return exit_code;
}