Prepare Mono for Android NDK with unified headers (#5680)

[mono.git] / support / mph.h

diff --git a/support/mph.h b/support/mph.h
index cb5d94131da010bec4af329b7495109199948641..2fbae6a27cddd04bcbc592ac70a1a501256ce27e 100644 (file)
--- a/support/mph.h
+++ b/support/mph.h
@@ -32,10 +32,53 @@
 #include <errno.h>              /* for ERANGE */
 #include <glib.h>               /* for g* types, etc. */
 
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+
 #ifdef HAVE_STDINT_H
 #include <stdint.h>             /* for SIZE_MAX */
 #endif
 
+#ifdef ANDROID_UNIFIED_HEADERS
+#ifdef HAVE_STDIO_H
+#include <stdio.h>
+#endif
+
+#undef st_atime_nsec
+#undef st_mtime_nsec
+#undef st_ctime_nsec
+
+#ifndef L_cuserid
+#define L_cuserid       9       /* size for cuserid(); UT_NAMESIZE + 1 */
+#endif
+
+/* NDK unified headers will define fpos_t to be 64-bit if large files support is
+ * enabled (which is the case with Mono) so we need to make sure the offsets here
+ * are actually 32-bit for Android APIs before API24 which did NOT have the 64-bit
+ * versions.
+ */
+#if !defined(fgetpos) && __ANDROID_API__ < 24
+int fgetpos(FILE*, fpos_t*);
+#endif
+
+#if !defined(fsetpos) && __ANDROID_API__ < 24
+int fsetpos(FILE*, const fpos_t*);
+#endif
+
+#ifdef HAVE_PWD_H
+#include <pwd.h>
+#endif
+/* Unified headers define 'pw_gecos' to be an alias for 'pw_passwd` on 32-bit Android which
+ * results in two fields named 'pw_passwd' in map.h's 'struct passwd'
+ */
+#if !defined(__LP64__) && defined(pw_gecos)
+#undef pw_gecos
+#undef HAVE_STRUCT_PASSWD_PW_GECOS
+#endif
+
+#endif
+
 #if __APPLE__ || __BSD__ || __FreeBSD__ || __OpenBSD__
 #define MPH_ON_BSD
 #endif
@@ -54,11 +97,9 @@
 #  endif
 #endif /* !defined(EOVERFLOW) */
 
-#if !defined (HOST_WIN32)
-
 /* 
- * Solaris doesn't define these BSD values, and if they're not present then
- * map.c:Mono_Posix_FromSeekFlags() breaks badly; see:
+ * Solaris/Windows don't define these BSD values, and if they're not present
+ * then map.c:Mono_Posix_FromSeekFlags() breaks badly; see:
  * http://bugzilla.gnome.org/show_bug.cgi?id=370081
  */
 
@@ -74,15 +115,17 @@
 #define L_XTND SEEK_END
 #endif /* ndef L_XTND */
 
+#if !defined (HOST_WIN32)
+
 /*
  * OS X doesn't define MAP_ANONYMOUS, but it does define MAP_ANON.
  * Alias them to fix: https://bugzilla.xamarin.com/show_bug.cgi?id=3419
  */
-#ifdef PLATFORM_MACOSX
+#ifdef HOST_DARWIN
 #ifndef MAP_ANONYMOUS
 #define MAP_ANONYMOUS MAP_ANON
 #endif  /* ndef MAP_ANONYMOUS */
-#endif  /* ndef PLATFORM_MACOSX */
+#endif  /* ndef HOST_DARWIN */
 
 /*
  * XATTR_AUTO is a synonym for 0 within XattrFlags, but most systems don't