commit 00a2dba38c993433f737eb40a1e13c1584caa7ff (HEAD -> patch)
Author: Stefan Huber <shuber@sthu.org>
Date:   Thu Jan 28 11:13:45 2021 +0100

    lib: use ul_prefix for close_all_fds() and mkdir_p()
    
    This is a port of commit 867df261 wich originally states:
    
    > The names are too generic and it makes problems in static libraries.
    >
    > Addresses: https://gitlab.com/cryptsetup/cryptsetup/-/issues/623
    > Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/include/fileutils.h b/include/fileutils.h
index 479ad15cf..ba8ebd6c0 100644
--- a/include/fileutils.h
+++ b/include/fileutils.h
@@ -55,7 +55,7 @@ static inline int is_same_inode(const int fd, const struct stat *st)
 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 int ul_mkdir_p(const char *path, mode_t mode);
 extern char *stripoff_last_component(char *path);
 
 /* This is readdir()-like function, but skips "." and ".." directory entries */
@@ -72,6 +72,6 @@ static inline struct dirent *xreaddir(DIR *dp)
 	return d;
 }
 
-extern void close_all_fds(const int exclude[], size_t exsz);
+extern void ul_close_all_fds(const int exclude[], size_t exsz);
 
 #endif /* UTIL_LINUX_FILEUTILS */
diff --git a/lib/fileutils.c b/lib/fileutils.c
index 3ca43c1fb..da61be644 100644
--- a/lib/fileutils.c
+++ b/lib/fileutils.c
@@ -135,7 +135,7 @@ static inline int in_set(int x, const int set[], size_t setsz)
 	return 0;
 }
 
-void close_all_fds(const int exclude[], size_t exsz)
+void ul_close_all_fds(const int exclude[], size_t exsz)
 {
 	struct dirent *d;
 	DIR *dir;
@@ -191,14 +191,14 @@ int main(int argc, char *argv[])
 		ignore_result( dup(STDIN_FILENO) );
 		ignore_result( dup(STDIN_FILENO) );
 
-		close_all_fds(wanted_fds, ARRAY_SIZE(wanted_fds));
+		ul_close_all_fds(wanted_fds, ARRAY_SIZE(wanted_fds));
 	}
 	return EXIT_SUCCESS;
 }
 #endif
 
 
-int mkdir_p(const char *path, mode_t mode)
+int ul_mkdir_p(const char *path, mode_t mode)
 {
 	char *p, *dir;
 	int rc = 0;
diff --git a/libmount/src/context.c b/libmount/src/context.c
index 91fe8e4bf..25a3a9199 100644
--- a/libmount/src/context.c
+++ b/libmount/src/context.c
@@ -1951,7 +1951,7 @@ int mnt_context_prepare_target(struct libmnt_context *cxt)
 
 		/* supported only for root or non-suid mount(8) */
 		if (!mnt_context_is_restricted(cxt)) {
-			rc = mkdir_p(tgt, mode);
+			rc = ul_mkdir_p(tgt, mode);
 			if (rc)
 				DBG(CXT, ul_debug("mkdir %s failed: %m", tgt));
 		} else
diff --git a/libmount/src/utils.c b/libmount/src/utils.c
index ffbd0c170..b7b22d5b6 100644
--- a/libmount/src/utils.c
+++ b/libmount/src/utils.c
@@ -1451,7 +1451,7 @@ static int test_mkdir(struct libmnt_test *ts, int argc, char *argv[])
 {
 	int rc;
 
-	rc = mkdir_p(argv[1], S_IRWXU |
+	rc = ul_mkdir_p(argv[1], S_IRWXU |
 			 S_IRGRP | S_IXGRP |
 			 S_IROTH | S_IXOTH);
 	if (rc)
diff --git a/login-utils/login.c b/login-utils/login.c
index 23bb3c434..e9576d273 100644
--- a/login-utils/login.c
+++ b/login-utils/login.c
@@ -1219,7 +1219,7 @@ int main(int argc, char **argv)
 			*p++ = ' ';
 	}
 
-	close_all_fds(wanted_fds, ARRAY_SIZE(wanted_fds));
+	ul_close_all_fds(wanted_fds, ARRAY_SIZE(wanted_fds));
 
 	setpgrp();	 /* set pgid to pid this means that setsid() will fail */
 	init_tty(&cxt);