Introduce nvim namespace: Move files.

Move files from src/ to src/nvim/.
- src/nvim/ becomes the new root dir for nvim executable sources.
- src/libnvim/ is planned to become root dir of the neovim library.

src/nvim/hardcopy.h

@@ -0,0 +1,93 @@
+#ifndef NEOVIM_HARDCOPY_H
+#define NEOVIM_HARDCOPY_H
+
+/*
+ * Structure to hold printing color and font attributes.
+ */
+typedef struct {
+  long_u fg_color;
+  long_u bg_color;
+  int bold;
+  int italic;
+  int underline;
+  int undercurl;
+} prt_text_attr_T;
+
+/*
+ * Structure passed back to the generic printer code.
+ */
+typedef struct {
+  int n_collated_copies;
+  int n_uncollated_copies;
+  int duplex;
+  int chars_per_line;
+  int lines_per_page;
+  int has_color;
+  prt_text_attr_T number;
+  int modec;
+  int do_syntax;
+  int user_abort;
+  char_u      *jobname;
+  char_u      *outfile;
+  char_u      *arguments;
+} prt_settings_T;
+
+/*
+ * Generic option table item, only used for printer at the moment.
+ */
+typedef struct {
+  const char  *name;
+  int hasnum;
+  long number;
+  char_u      *string;          /* points into option string */
+  int strlen;
+  int present;
+} option_table_T;
+
+#define OPT_PRINT_TOP          0
+#define OPT_PRINT_BOT          1
+#define OPT_PRINT_LEFT         2
+#define OPT_PRINT_RIGHT        3
+#define OPT_PRINT_HEADERHEIGHT 4
+#define OPT_PRINT_SYNTAX       5
+#define OPT_PRINT_NUMBER       6
+#define OPT_PRINT_WRAP         7
+#define OPT_PRINT_DUPLEX       8
+#define OPT_PRINT_PORTRAIT     9
+#define OPT_PRINT_PAPER        10
+#define OPT_PRINT_COLLATE      11
+#define OPT_PRINT_JOBSPLIT     12
+#define OPT_PRINT_FORMFEED     13
+#define OPT_PRINT_NUM_OPTIONS  14
+
+/* For prt_get_unit(). */
+#define PRT_UNIT_NONE  -1
+#define PRT_UNIT_PERC  0
+#define PRT_UNIT_INCH  1
+#define PRT_UNIT_MM    2
+#define PRT_UNIT_POINT 3
+#define PRT_UNIT_NAMES {"pc", "in", "mm", "pt"}
+
+#define PRINT_NUMBER_WIDTH 8
+
+char_u *parse_printoptions(void);
+char_u *parse_printmbfont(void);
+int prt_header_height(void);
+int prt_use_number(void);
+int prt_get_unit(int idx);
+void ex_hardcopy(exarg_T *eap);
+void mch_print_cleanup(void);
+int mch_print_init(prt_settings_T *psettings, char_u *jobname,
+                   int forceit);
+int mch_print_begin(prt_settings_T *psettings);
+void mch_print_end(prt_settings_T *psettings);
+int mch_print_end_page(void);
+int mch_print_begin_page(char_u *str);
+int mch_print_blank_page(void);
+void mch_print_start_line(int margin, int page_line);
+int mch_print_text_out(char_u *p, int len);
+void mch_print_set_font(int iBold, int iItalic, int iUnderline);
+void mch_print_set_bg(long_u bgcol);
+void mch_print_set_fg(long_u fgcol);
+
+#endif /* NEOVIM_HARDCOPY_H */