git: 1286974328af - stable/13 - sort: use mkstemp(3) instead of reinventing it
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Date: Wed, 19 Oct 2022 08:01:27 UTC
The branch stable/13 has been updated by bapt: URL: https://cgit.FreeBSD.org/src/commit/?id=1286974328afdef7f3419ec830e12804a3a28e80 commit 1286974328afdef7f3419ec830e12804a3a28e80 Author: Baptiste Daroussin <bapt@FreeBSD.org> AuthorDate: 2022-10-12 15:57:37 +0000 Commit: Baptiste Daroussin <bapt@FreeBSD.org> CommitDate: 2022-10-19 07:59:28 +0000 sort: use mkstemp(3) instead of reinventing it MFC After: 1 week (cherry picked from commit 3f9e5e59bda05acea409fa3121c835a74672de1c) --- usr.bin/sort/file.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/usr.bin/sort/file.c b/usr.bin/sort/file.c index ffcd71e9f991..3e5754442ac1 100644 --- a/usr.bin/sort/file.c +++ b/usr.bin/sort/file.c @@ -195,15 +195,15 @@ file_is_tmp(const char* fn) char * new_tmp_file_name(void) { - static size_t tfcounter = 0; - static const char *fn = ".bsdsort."; char *ret; - size_t sz; + int fd; - sz = strlen(tmpdir) + 1 + strlen(fn) + 32 + 1; - ret = sort_malloc(sz); + if (asprintf(&ret, "%s/.bsdsort.XXXXXXXXXX", tmpdir) == -1) + err(2, "asprintf()"); + if ((fd = mkstemp(ret)) == -1) + err(2, "mkstemp()"); + close(fd); - sprintf(ret, "%s/%s%d.%lu", tmpdir, fn, (int) getpid(), (unsigned long)(tfcounter++)); tmp_file_atexit(ret); return (ret); }