[physfs] Allow physfs to compile on 3DS

[Vladimir Serbinenko]

Pasting as inline because attachment got deleted

commit 9d09f17f8f2200bf23eea9b8fabc0ef3a1dd4d16
Author: Vladimir Serbinenko <phcoder at google.com>
Date:   Tue Mar 17 14:04:21 2020 +0100

    Support for 3DS

diff --git a/src/physfs_platform_posix.c b/src/physfs_platform_posix.c
index fa2159c..90fff5f 100644
--- a/src/physfs_platform_posix.c
+++ b/src/physfs_platform_posix.c
@@ -58,6 +58,7 @@ static inline PHYSFS_ErrorCode errcodeFromErrno(void)
 } /* errcodeFromErrno */


+#ifndef PHYSFS_HARDCODED_HOME
 static char *getUserDirByUID(void)
 {
     uid_t uid = getuid();
@@ -83,10 +84,13 @@ static char *getUserDirByUID(void)

     return retval;
 } /* getUserDirByUID */
-
+#endif

 char *__PHYSFS_platformCalcUserDir(void)
 {
+#ifdef PHYSFS_HARDCODED_HOME
+    return strdup(PHYSFS_HARDCODED_HOME);
+#else
     char *retval = NULL;
     char *envr = getenv("HOME");

@@ -115,6 +119,7 @@ char *__PHYSFS_platformCalcUserDir(void)
         retval = getUserDirByUID();

     return retval;
+#endif
 } /* __PHYSFS_platformCalcUserDir */


@@ -334,6 +339,7 @@ int __PHYSFS_platformStat(const char *fname,
PHYSFS_Stat *st, const int follow)
     return 1;
 } /* __PHYSFS_platformStat */

+#include "ctr_pthread.h"

 typedef struct
 {
diff --git a/src/physfs_platform_unix.c b/src/physfs_platform_unix.c
index 10d93a7..7a81f39 100644
--- a/src/physfs_platform_unix.c
+++ b/src/physfs_platform_unix.c
@@ -213,7 +213,7 @@ static char *findBinaryInPath(const char *bin, char *envr)
     return NULL;  /* doesn't exist in path. */
 } /* findBinaryInPath */

-
+#ifndef PHYSFS_HARDCODED_BASE_DIR
 static char *readSymLink(const char *path)
 {
     ssize_t len = 64;
@@ -244,10 +244,13 @@ static char *readSymLink(const char *path)
         allocator.Free(retval);
     return NULL;
 } /* readSymLink */
-
+#endif

 char *__PHYSFS_platformCalcBaseDir(const char *argv0)
 {
+#ifdef PHYSFS_HARDCODED_BASE_DIR
+    return strdup (PHYSFS_HARDCODED_BASE_DIR);
+#else
     char *retval = NULL;
     const char *envr = NULL;

@@ -329,6 +332,7 @@ char *__PHYSFS_platformCalcBaseDir(const char *argv0)
     } /* if */

     return retval;
+#endif
 } /* __PHYSFS_platformCalcBaseDir */


diff --git a/src/physfs_platforms.h b/src/physfs_platforms.h
index d4e4bfd..96d5854 100644
--- a/src/physfs_platforms.h
+++ b/src/physfs_platforms.h
@@ -72,6 +72,13 @@
 #elif defined(unix) || defined(__unix__)
 #  define PHYSFS_PLATFORM_UNIX 1
 #  define PHYSFS_PLATFORM_POSIX 1
+#elif defined(_3DS)
+#  define PHYSFS_NO_CDROM_SUPPORT 1
+#  define PHYSFS_PLATFORM_UNIX 1
+#  define PHYSFS_PLATFORM_POSIX 1
+#  define PHYSFS_HARDCODED_HOME "sdmc:/"
+#  define PHYSFS_HARDCODED_BASE_DIR "sdmc:/"
+#  define lstat stat
 #else
 #  error Unknown platform.
 #endif


On Tue, Mar 17, 2020, 22:17 Vladimir Serbinenko <phcoder at google.com> wrote:

> This allows the port of the game engine chailove to Nintendo 3DD
>
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