Merge https://salsa.debian.org/debian/libgit2 into proxmox/bullseye

[libgit2.git] / src / util / unix / posix.h

diff --git a/src/util/unix/posix.h b/src/util/unix/posix.h
new file mode 100644 (file)
index 0000000..778477e
--- /dev/null
+++ b/src/util/unix/posix.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) the libgit2 contributors. All rights reserved.
+ *
+ * This file is part of libgit2, distributed under the GNU GPL v2 with
+ * a Linking Exception. For full terms see the included COPYING file.
+ */
+#ifndef INCLUDE_unix_posix_h__
+#define INCLUDE_unix_posix_h__
+
+#include "git2_util.h"
+
+#include <stdio.h>
+#include <dirent.h>
+#include <sys/param.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+
+typedef int GIT_SOCKET;
+#define INVALID_SOCKET -1
+
+#define p_lseek(f,n,w) lseek(f, n, w)
+#define p_fstat(f,b) fstat(f, b)
+#define p_lstat(p,b) lstat(p,b)
+#define p_stat(p,b) stat(p, b)
+
+#if defined(GIT_USE_STAT_MTIMESPEC)
+# define st_atime_nsec st_atimespec.tv_nsec
+# define st_mtime_nsec st_mtimespec.tv_nsec
+# define st_ctime_nsec st_ctimespec.tv_nsec
+#elif defined(GIT_USE_STAT_MTIM)
+# define st_atime_nsec st_atim.tv_nsec
+# define st_mtime_nsec st_mtim.tv_nsec
+# define st_ctime_nsec st_ctim.tv_nsec
+#elif !defined(GIT_USE_STAT_MTIME_NSEC) && defined(GIT_USE_NSEC)
+# error GIT_USE_NSEC defined but unknown struct stat nanosecond type
+#endif
+
+#define p_utimes(f, t) utimes(f, t)
+
+#define p_readlink(a, b, c) readlink(a, b, c)
+#define p_symlink(o,n) symlink(o, n)
+#define p_link(o,n) link(o, n)
+#define p_unlink(p) unlink(p)
+#define p_mkdir(p,m) mkdir(p, m)
+extern char *p_realpath(const char *, char *);
+
+GIT_INLINE(int) p_fsync(int fd)
+{
+       p_fsync__cnt++;
+       return fsync(fd);
+}
+
+#define p_recv(s,b,l,f) recv(s,b,l,f)
+#define p_send(s,b,l,f) send(s,b,l,f)
+#define p_inet_pton(a, b, c) inet_pton(a, b, c)
+
+#define p_strcasecmp(s1, s2) strcasecmp(s1, s2)
+#define p_strncasecmp(s1, s2, c) strncasecmp(s1, s2, c)
+#define p_vsnprintf(b, c, f, a) vsnprintf(b, c, f, a)
+#define p_snprintf snprintf
+#define p_chdir(p) chdir(p)
+#define p_rmdir(p) rmdir(p)
+#define p_access(p,m) access(p,m)
+#define p_ftruncate(fd, sz) ftruncate(fd, sz)
+
+/*
+ * Pre-Android 5 did not implement a virtual filesystem atop FAT
+ * partitions for Unix permissions, which causes chmod to fail. However,
+ * Unix permissions have no effect on Android anyway as file permissions
+ * are not actually managed this way, so treating it as a no-op across
+ * all Android is safe.
+ */
+#ifdef __ANDROID__
+# define p_chmod(p,m) 0
+#else
+# define p_chmod(p,m) chmod(p, m)
+#endif
+
+/* see win32/posix.h for explanation about why this exists */
+#define p_lstat_posixly(p,b) lstat(p,b)
+
+#define p_localtime_r(c, r) localtime_r(c, r)
+#define p_gmtime_r(c, r) gmtime_r(c, r)
+
+#define p_timeval timeval
+
+#ifdef GIT_USE_FUTIMENS
+GIT_INLINE(int) p_futimes(int f, const struct p_timeval t[2])
+{
+       struct timespec s[2];
+       s[0].tv_sec = t[0].tv_sec;
+       s[0].tv_nsec = t[0].tv_usec * 1000;
+       s[1].tv_sec = t[1].tv_sec;
+       s[1].tv_nsec = t[1].tv_usec * 1000;
+       return futimens(f, s);
+}
+#else
+# define p_futimes futimes
+#endif
+
+#define p_pread(f, d, s, o) pread(f, d, s, o)
+#define p_pwrite(f, d, s, o) pwrite(f, d, s, o)
+
+#endif