Add missing platform wrapper fl_chdir() for chdir().

Tested under Windows and Linux, but not yet used in library code.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12549 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

2 files changed, 12 insertions, 8 deletions

diff --git a/FL/Fl_System_Driver.H b/FL/Fl_System_Driver.H
index e49306a96..5bcd8e994 100644
--- a/FL/Fl_System_Driver.H
+++ b/FL/Fl_System_Driver.H
@@ -63,7 +63,7 @@ public:
   static const int fl_YValue;
   static const int fl_XNegative;
   static const int fl_YNegative;
-  
+
   // implement if the system adds unwanted program argument(s)
   virtual int single_arg(const char *arg) { return 0; }
   // implement if the system adds unwanted program argument pair(s)
@@ -81,7 +81,7 @@ public:
   static void fatal(const char* format, ...);
   // implement to set the default effect of Fl::error()
   virtual void fatal(const char* format, va_list args);
-  
+
   // implement these to support cross-platform file operations
   virtual char *utf2mbcs(const char *s) {return (char*)s;}
   virtual char *getenv(const char* v) {return NULL;}
@@ -100,12 +100,13 @@ public:
   virtual int access(const char* f, int mode) { return -1;}
   virtual int stat(const char* f, struct stat *b) { return -1;}
   virtual char *getcwd(char* b, int l) {return NULL;}
+  virtual int chdir(const char* path) {return -1;}
   virtual int unlink(const char* fname) {return -1;}
   virtual int mkdir(const char* f, int mode) {return -1;}
   virtual int rmdir(const char* f) {return -1;}
   virtual int rename(const char* f, const char *n) {return -1;}
-  
-  // the default implementation of these utf8... functions should be enough 
+
+  // the default implementation of these utf8... functions should be enough
   virtual unsigned utf8towc(const char* src, unsigned srclen, wchar_t* dst, unsigned dstlen);
   virtual unsigned utf8fromwc(char* dst, unsigned dstlen, const wchar_t* src, unsigned srclen);
   virtual int utf8locale() {return 1;}
diff --git a/FL/fl_utf8.h b/FL/fl_utf8.h
index 68ebf3f05..f855f977f 100644
--- a/FL/fl_utf8.h
+++ b/FL/fl_utf8.h
@@ -160,10 +160,13 @@ FL_EXPORT int fl_chmod(const char* f, int mode);
 FL_EXPORT int fl_access(const char* f, int mode);
 
 /* OD: Portable UTF-8 aware stat wrapper */
-FL_EXPORT int fl_stat( const char *path, struct stat *buffer );
+FL_EXPORT int fl_stat(const char *path, struct stat *buffer);
 
 /* OD: Portable UTF-8 aware getcwd wrapper */
-FL_EXPORT char* fl_getcwd( char *buf, int maxlen);
+FL_EXPORT char *fl_getcwd(char *buf, int len);
+
+/* Portable UTF-8 aware chdir wrapper */
+FL_EXPORT int fl_chdir(const char *path);
 
 /* OD: Portable UTF-8 aware fopen wrapper */
 FL_EXPORT FILE *fl_fopen(const char *f, const char *mode);
@@ -175,9 +178,9 @@ FL_EXPORT int fl_system(const char* f);
 FL_EXPORT int fl_execvp(const char *file, char *const *argv);
 
 /* OD: Portable UTF-8 aware open wrapper */
-FL_EXPORT int fl_open(const char* f, int o, ...);
+FL_EXPORT int fl_open(const char *fname, int oflags, ...);
 
-FL_EXPORT int fl_open_ext(const char* fname, int binary, int oflags, ...);
+FL_EXPORT int fl_open_ext(const char *fname, int binary, int oflags, ...);
 
 /* OD: Portable UTF-8 aware unlink wrapper */
 FL_EXPORT int fl_unlink(const char *fname);