Message ID | ce614760ad99dfd4817ce52c90d17d2ea4174f36.1688078605.git.falcon@tinylab.org |
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State | New |
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Series |
allow run with minimal kernel config
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Commit Message
Zhangjin Wu
June 29, 2023, 11:54 p.m. UTC
allow create and get a temporary file from tmpfs.
Signed-off-by: Zhangjin Wu <falcon@tinylab.org>
---
tools/testing/selftests/nolibc/nolibc-test.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c index 8e3e2792f5e3..1002e0267515 100644 --- a/tools/testing/selftests/nolibc/nolibc-test.c +++ b/tools/testing/selftests/nolibc/nolibc-test.c @@ -54,6 +54,23 @@ struct test { int (*func)(int min, int max); /* handler */ }; +static const char *get_tmpfile(const char *tmpfile) +{ + struct stat stat_buf; + int fd; + + if (stat(tmpfile, &stat_buf) == 0) + return tmpfile; + + fd = open(tmpfile, O_CREAT, 0600); + if (fd != -1) { + close(fd); + return tmpfile; + } + + return NULL; +} + #ifndef _NOLIBC_STDLIB_H char *itoa(int i) {