Add atime()/ctime()/mtime()

library/LuaApi.cpp

@@ -1985,6 +1985,9 @@ static const LuaWrapper::FunctionReg dfhack_filesystem_module[] = {
     WRAPM(Filesystem, exists),
     WRAPM(Filesystem, isfile),
     WRAPM(Filesystem, isdir),
+    WRAPM(Filesystem, atime),
+    WRAPM(Filesystem, ctime),
+    WRAPM(Filesystem, mtime),
     {NULL, NULL}
 };
 

library/include/modules/Filesystem.h

@@ -88,16 +88,6 @@ SOFTWARE.
     #include <utime.h>
 #endif
 
-typedef struct dir_data {
-    int closed;
-#ifdef _WIN32
-    intptr_t hFile;
-    char pattern[MAX_PATH+1];
-#else
-    DIR *dir;
-#endif
-} dir_data;
-
 #ifdef _WIN32
     #ifdef __BORLANDC__
         #define lfs_setmode(L,file,m)   ((void)L, setmode(_fileno(file), m))
@@ -164,5 +154,8 @@ namespace DFHack {
         DFHACK_EXPORT _filetype filetype (std::string path);
         DFHACK_EXPORT bool isfile (std::string path);
         DFHACK_EXPORT bool isdir (std::string path);
+        DFHACK_EXPORT int64_t atime (std::string path);
+        DFHACK_EXPORT int64_t ctime (std::string path);
+        DFHACK_EXPORT int64_t mtime (std::string path);
     }
 }

library/modules/Filesystem.cpp

@@ -49,12 +49,14 @@ SOFTWARE.
 
 #include "modules/Filesystem.h"
 
-bool DFHack::Filesystem::chdir (std::string path)
+using namespace DFHack;
+
+bool Filesystem::chdir (std::string path)
 {
     return !(bool)::chdir(path.c_str());
 }
 
-std::string DFHack::Filesystem::getcwd ()
+std::string Filesystem::getcwd ()
 {
     char *path;
     char buf[FILENAME_MAX];
@@ -68,7 +70,7 @@ std::string DFHack::Filesystem::getcwd ()
     return result;
 }
 
-bool DFHack::Filesystem::mkdir (std::string path)
+bool Filesystem::mkdir (std::string path)
 {
     int fail;
 #ifdef _WIN32
@@ -80,7 +82,7 @@ bool DFHack::Filesystem::mkdir (std::string path)
     return !(bool)fail;
 }
 
-bool DFHack::Filesystem::rmdir (std::string path)
+bool Filesystem::rmdir (std::string path)
 {
     int fail;
 #ifdef _WIN32
@@ -114,31 +116,45 @@ _filetype mode2type (mode_t mode) {
         return FILETYPE_UNKNOWN;
 }
 
-bool DFHack::Filesystem::stat (std::string path, STAT_STRUCT &info)
+bool Filesystem::stat (std::string path, STAT_STRUCT &info)
 {
     return !(bool)(STAT_FUNC(path.c_str(), &info));
 }
 
-bool DFHack::Filesystem::exists (std::string path)
+bool Filesystem::exists (std::string path)
 {
     STAT_STRUCT info;
-    return (bool)DFHack::Filesystem::stat(path.c_str(), info);
+    return (bool)Filesystem::stat(path.c_str(), info);
 }
 
-#include <iostream>
-_filetype DFHack::Filesystem::filetype (std::string path)
+_filetype Filesystem::filetype (std::string path)
 {
     STAT_STRUCT info;
-    DFHack::Filesystem::stat(path, info);
+    Filesystem::stat(path, info);
     return mode2type(info.st_mode);
 }
 
-bool DFHack::Filesystem::isfile (std::string path)
+bool Filesystem::isfile (std::string path)
 {
-    return DFHack::Filesystem::filetype(path) == FILETYPE_FILE;
+    return Filesystem::filetype(path) == FILETYPE_FILE;
 }
 
-bool DFHack::Filesystem::isdir (std::string path)
+bool Filesystem::isdir (std::string path)
 {
-    return DFHack::Filesystem::filetype(path) == FILETYPE_DIRECTORY;
+    return Filesystem::filetype(path) == FILETYPE_DIRECTORY;
+}
+
+#define DEFINE_STAT_TIME_WRAPPER(attr) \
+int64_t Filesystem::attr (std::string path) \
+{ \
+    STAT_STRUCT info; \
+    if (!Filesystem::stat(path.c_str(), info)) \
+        return -1; \
+    return (int64_t)info.st_##attr; \
 }
+
+DEFINE_STAT_TIME_WRAPPER(atime);
+DEFINE_STAT_TIME_WRAPPER(ctime);
+DEFINE_STAT_TIME_WRAPPER(mtime);
+
+#undef DEFINE_STAT_TIME_WRAPPER