From 8cb83eee5a58b1fad74c34094ce3afb9e430b5a4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 04:42:50 +0200 Subject: Adding upstream version 2.33.1. Signed-off-by: Daniel Baumann --- include/fileutils.h | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 include/fileutils.h (limited to 'include/fileutils.h') diff --git a/include/fileutils.h b/include/fileutils.h new file mode 100644 index 0000000..8a7e662 --- /dev/null +++ b/include/fileutils.h @@ -0,0 +1,60 @@ +#ifndef UTIL_LINUX_FILEUTILS +#define UTIL_LINUX_FILEUTILS + +#include +#include +#include +#include + +#include "c.h" + +extern int mkstemp_cloexec(char *template); + +extern int xmkstemp(char **tmpname, const char *dir, const char *prefix); + +static inline FILE *xfmkstemp(char **tmpname, const char *dir, const char *prefix) +{ + int fd; + FILE *ret; + + fd = xmkstemp(tmpname, dir, prefix); + if (fd == -1) + return NULL; + + if (!(ret = fdopen(fd, "w+" UL_CLOEXECSTR))) { + close(fd); + return NULL; + } + return ret; +} + +#ifdef HAVE_OPENAT +static inline FILE *fopen_at(int dir, const char *filename, + int flags, const char *mode) +{ + int fd = openat(dir, filename, flags); + if (fd < 0) + return NULL; + + return fdopen(fd, mode); +} +#endif + +static inline int is_same_inode(const int fd, const struct stat *st) +{ + struct stat f; + + if (fstat(fd, &f) < 0) + return 0; + else if (f.st_dev != st->st_dev || f.st_ino != st->st_ino) + return 0; + return 1; +} + +extern int dup_fd_cloexec(int oldfd, int lowfd); +extern int get_fd_tabsize(void); + +extern int mkdir_p(const char *path, mode_t mode); +extern char *stripoff_last_component(char *path); + +#endif /* UTIL_LINUX_FILEUTILS */ -- cgit v1.2.3