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xtgettcap: exit immediately when there are no capabilities to query for

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Daniel Eklöf 2022-10-10 17:17:38 +02:00
parent 4fca380585
commit 807e193854
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GPG key ID: 5BBD4992C116573F
1 changed files with 5 additions and 2 deletions
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7
utils/xtgettcap.c
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@ -67,10 +67,13 @@ unhexlify(char *dst, const char *src)
int int
main(int argc, const char *const *argv) main(int argc, const char *const *argv)
{ {
enable_raw_mode();
const size_t query_count = argc - 1; const size_t query_count = argc - 1;
if (query_count == 0)
return 0;
enable_raw_mode();
printf("\x1bP+q"); printf("\x1bP+q");
for (int i = 1; i < argc; i++) for (int i = 1; i < argc; i++)
printf("%s%s", i > 1 ? ";" : "", hexlify(argv[i])); printf("%s%s", i > 1 ? ";" : "", hexlify(argv[i]));