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Diffstat (limited to '')
-rw-r--r-- | libblkid/fileutils.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/libblkid/fileutils.c b/libblkid/fileutils.c deleted file mode 100644 index ebfb12857..000000000 --- a/libblkid/fileutils.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright (C) 2012 Sami Kerola <kerolasa@iki.fi> - */ - -#include <stdio.h> -#include <stdlib.h> -#include <sys/stat.h> -#include <unistd.h> -#include <sys/time.h> -#include <sys/resource.h> - -#include "c.h" -#include "fileutils.h" -#include "pathnames.h" -#include "xalloc.h" - -#define _PATH_TMP "/tmp" -/* Create open temporary file in safe way. Please notice that the - * file permissions are -rw------- by default. */ -int xmkstemp(char **tmpname, char *dir) -{ - char *localtmp; - char *tmpenv; - mode_t old_mode; - int fd; - - /* Some use cases must be capable of being moved atomically - * with rename(2), which is the reason why dir is here. */ - if (dir != NULL) - tmpenv = dir; - else - tmpenv = getenv("TMPDIR"); - - if (tmpenv) - xasprintf(&localtmp, "%s/%s.XXXXXX", tmpenv, - program_invocation_short_name); - else - xasprintf(&localtmp, "%s/%s.XXXXXX", _PATH_TMP, - program_invocation_short_name); - old_mode = umask(077); - fd = mkstemp(localtmp); - umask(old_mode); - if (fd == -1) { - free(localtmp); - localtmp = NULL; - } - *tmpname = localtmp; - return fd; -} - -/* - * portable getdtablesize() - */ -int get_fd_tabsize(void) -{ - int m; - -#if defined(HAVE_GETDTABLESIZE) - m = getdtablesize(); -#elif defined(HAVE_GETRLIMIT) && defined(RLIMIT_NOFILE) - struct rlimit rl; - - getrlimit(RLIMIT_NOFILE, &rl); - m = rl.rlim_cur; -#elif defined(HAVE_SYSCONF) && defined(_SC_OPEN_MAX) - m = sysconf(_SC_OPEN_MAX); -#else - m = OPEN_MAX; -#endif - return m; -} - -#ifdef TEST_PROGRAM -int main(void) -{ - FILE *f; - char *tmpname; - f = xfmkstemp(&tmpname, NULL); - unlink(tmpname); - free(tmpname); - fclose(f); - return EXIT_FAILURE; -} -#endif |