Move config.h include from st.c to x.c

config.h includes references to KeySyms and other X stuff.  Until we
come up with a cleaner way to separate configuration, it is simpler
(leads to more code removal) to have this here.

Signed-off-by: Devin J. Pohly <djpohly@gmail.com>

config.def.h

@@ -5,8 +5,8 @@
  *
  * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html
  */
-char font[] = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
-int borderpx = 2;
+static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
+static int borderpx = 2;
 
 /*
  * What program is execed by st depends of these precedence rules:
@@ -16,54 +16,54 @@ int borderpx = 2;
  * 4: value of shell in /etc/passwd
  * 5: value of shell in config.h
  */
-static char shell[] = "/bin/sh";
-static char *utmp = NULL;
-static char stty_args[] = "stty raw pass8 nl -echo -iexten -cstopb 38400";
+char *shell = "/bin/sh";
+char *utmp = NULL;
+char *stty_args = "stty raw pass8 nl -echo -iexten -cstopb 38400";
 
 /* identification sequence returned in DA and DECID */
-static char vtiden[] = "\033[?6c";
+char *vtiden = "\033[?6c";
 
 /* Kerning / character bounding-box multipliers */
-float cwscale = 1.0;
-float chscale = 1.0;
+static float cwscale = 1.0;
+static float chscale = 1.0;
 
 /*
  * word delimiter string
  *
  * More advanced example: " `'\"()[]{}"
  */
-static char worddelimiters[] = " ";
+char *worddelimiters = " ";
 
 /* selection timeouts (in milliseconds) */
-unsigned int doubleclicktimeout = 300;
-unsigned int tripleclicktimeout = 600;
+static unsigned int doubleclicktimeout = 300;
+static unsigned int tripleclicktimeout = 600;
 
 /* alt screens */
 int allowaltscreen = 1;
 
 /* frames per second st should at maximum draw to the screen */
-unsigned int xfps = 120;
-unsigned int actionfps = 30;
+static unsigned int xfps = 120;
+static unsigned int actionfps = 30;
 
 /*
  * blinking timeout (set to 0 to disable blinking) for the terminal blinking
  * attribute.
  */
-unsigned int blinktimeout = 800;
+static unsigned int blinktimeout = 800;
 
 /*
  * thickness of underline and bar cursors
  */
-unsigned int cursorthickness = 2;
+static unsigned int cursorthickness = 2;
 
 /*
  * bell volume. It must be a value between -100 and 100. Use 0 for disabling
  * it
  */
-int bellvolume = 0;
+static int bellvolume = 0;
 
 /* default TERM value */
-char termname[] = "st-256color";
+char *termname = "st-256color";
 
 /*
  * spaces per tab
@@ -80,10 +80,10 @@ char termname[] = "st-256color";
  *
  *	stty tabs
  */
-static unsigned int tabspaces = 8;
+unsigned int tabspaces = 8;
 
 /* Terminal colors (16 first used in escape sequence) */
-const char *colorname[] = {
+static const char *colorname[] = {
 	/* 8 normal colors */
 	"black",
 	"red3",
@@ -118,8 +118,8 @@ const char *colorname[] = {
  */
 unsigned int defaultfg = 7;
 unsigned int defaultbg = 0;
-unsigned int defaultcs = 256;
-unsigned int defaultrcs = 257;
+static unsigned int defaultcs = 256;
+static unsigned int defaultrcs = 257;
 
 /*
  * Default shape of cursor
@@ -128,33 +128,33 @@ unsigned int defaultrcs = 257;
  * 6: Bar ("|")
  * 7: Snowman ("☃")
  */
-unsigned int cursorshape = 2;
+static unsigned int cursorshape = 2;
 
 /*
  * Default columns and rows numbers
  */
 
-unsigned int cols = 80;
-unsigned int rows = 24;
+static unsigned int cols = 80;
+static unsigned int rows = 24;
 
 /*
  * Default colour and shape of the mouse cursor
  */
-unsigned int mouseshape = XC_xterm;
-unsigned int mousefg = 7;
-unsigned int mousebg = 0;
+static unsigned int mouseshape = XC_xterm;
+static unsigned int mousefg = 7;
+static unsigned int mousebg = 0;
 
 /*
  * Color used to display font attributes when fontconfig selected a font which
  * doesn't match the ones requested.
  */
-unsigned int defaultattr = 11;
+static unsigned int defaultattr = 11;
 
 /*
  * Internal mouse shortcuts.
  * Beware that overloading Button1 will disable the selection.
  */
-MouseShortcut mshortcuts[] = {
+static MouseShortcut mshortcuts[] = {
 	/* button               mask            string */
 	{ Button4,              XK_ANY_MOD,     "\031" },
 	{ Button5,              XK_ANY_MOD,     "\005" },
@@ -164,7 +164,7 @@ MouseShortcut mshortcuts[] = {
 #define MODKEY Mod1Mask
 #define TERMMOD (ControlMask|ShiftMask)
 
-Shortcut shortcuts[] = {
+static Shortcut shortcuts[] = {
 	/* mask                 keysym          function        argument */
 	{ XK_ANY_MOD,           XK_Break,       sendbreak,      {.i =  0} },
 	{ ControlMask,          XK_Print,       toggleprinter,  {.i =  0} },
@@ -209,26 +209,26 @@ Shortcut shortcuts[] = {
  * If you want keys other than the X11 function keys (0xFD00 - 0xFFFF)
  * to be mapped below, add them to this array.
  */
-KeySym mappedkeys[] = { -1 };
+static KeySym mappedkeys[] = { -1 };
 
 /*
  * State bits to ignore when matching key or button events.  By default,
  * numlock (Mod2Mask) and keyboard layout (XK_SWITCH_MOD) are ignored.
  */
-uint ignoremod = Mod2Mask|XK_SWITCH_MOD;
+static uint ignoremod = Mod2Mask|XK_SWITCH_MOD;
 
 /*
  * Override mouse-select while mask is active (when MODE_MOUSE is set).
  * Note that if you want to use ShiftMask with selmasks, set this to an other
  * modifier, set to 0 to not use it.
  */
-uint forceselmod = ShiftMask;
+static uint forceselmod = ShiftMask;
 
 /*
  * This is the huge key array which defines all compatibility to the Linux
  * world. Please decide about changes wisely.
  */
-Key key[] = {
+static Key key[] = {
 	/* keysym           mask            string      appkey appcursor crlf */
 	{ XK_KP_Home,       ShiftMask,      "\033[2J",       0,   -1,    0},
 	{ XK_KP_Home,       ShiftMask,      "\033[1;2H",     0,   +1,    0},
@@ -451,7 +451,7 @@ Key key[] = {
  * ButtonRelease and MotionNotify.
  * If no match is found, regular selection is used.
  */
-uint selmasks[] = {
+static uint selmasks[] = {
 	[SEL_RECTANGULAR] = Mod1Mask,
 };
 
@@ -459,8 +459,7 @@ uint selmasks[] = {
  * Printable characters in ASCII, used to estimate the advance width
  * of single wide characters.
  */
-char ascii_printable[] =
+static char ascii_printable[] =
 	" !\"#$%&'()*+,-./0123456789:;<=>?"
 	"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_"
 	"`abcdefghijklmnopqrstuvwxyz{|}~";
-

st.c

@@ -109,19 +109,6 @@ typedef struct {
 	int narg;              /* nb of args */
 } STREscape;
 
-/* function definitions used in config.h */
-static void clipcopy(const Arg *);
-static void clippaste(const Arg *);
-static void numlock(const Arg *);
-static void selpaste(const Arg *);
-static void printsel(const Arg *);
-static void printscreen(const Arg *) ;
-static void iso14755(const Arg *);
-static void toggleprinter(const Arg *);
-static void sendbreak(const Arg *);
-
-/* config.h for applying patches and the configuration. */
-#include "config.h"
 
 static void execsh(char **);
 static void stty(char **);
@@ -199,14 +186,6 @@ static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
 static Rune utfmin[UTF_SIZ + 1] = {       0,    0,  0x80,  0x800,  0x10000};
 static Rune utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
 
-/* config.h array lengths */
-size_t colornamelen = LEN(colorname);
-size_t mshortcutslen = LEN(mshortcuts);
-size_t shortcutslen = LEN(shortcuts);
-size_t selmaskslen = LEN(selmasks);
-size_t keyslen = LEN(key);
-size_t mappedkeyslen = LEN(mappedkeys);
-
 ssize_t
 xwrite(int fd, const char *s, size_t len)
 {
@@ -585,24 +564,6 @@ getsel(void)
 	return str;
 }
 
-void
-selpaste(const Arg *dummy)
-{
-	xselpaste();
-}
-
-void
-clipcopy(const Arg *dummy)
-{
-	xclipcopy();
-}
-
-void
-clippaste(const Arg *dummy)
-{
-	xclippaste();
-}
-
 void
 selclear(void)
 {
@@ -1572,7 +1533,7 @@ csihandle(void)
 		break;
 	case 'c': /* DA -- Device Attributes */
 		if (csiescseq.arg[0] == 0)
-			ttywrite(vtiden, sizeof(vtiden) - 1);
+			ttywrite(vtiden, strlen(vtiden));
 		break;
 	case 'C': /* CUF -- Cursor <n> Forward */
 	case 'a': /* HPR -- Cursor <n> Forward */
@@ -1791,7 +1752,7 @@ strhandle(void)
 				dec = base64dec(strescseq.args[2]);
 				if (dec) {
 					xsetsel(dec, CurrentTime);
-					clipcopy(NULL);
+					xclipcopy();
 				} else {
 					fprintf(stderr, "erresc: invalid base64\n");
 				}
@@ -2134,7 +2095,7 @@ tcontrolcode(uchar ascii)
 	case 0x99:   /* TODO: SGCI */
 		break;
 	case 0x9a:   /* DECID -- Identify Terminal */
-		ttywrite(vtiden, sizeof(vtiden) - 1);
+		ttywrite(vtiden, strlen(vtiden));
 		break;
 	case 0x9b:   /* TODO: CSI */
 	case 0x9c:   /* TODO: ST */
@@ -2206,7 +2167,7 @@ eschandle(uchar ascii)
 		}
 		break;
 	case 'Z': /* DECID -- Identify Terminal */
-		ttywrite(vtiden, sizeof(vtiden) - 1);
+		ttywrite(vtiden, strlen(vtiden));
 		break;
 	case 'c': /* RIS -- Reset to inital state */
 		treset();

st.h

@@ -190,6 +190,13 @@ typedef struct {
 void die(const char *, ...);
 void redraw(void);
 
+void iso14755(const Arg *);
+void numlock(const Arg *);
+void printscreen(const Arg *);
+void printsel(const Arg *);
+void sendbreak(const Arg *);
+void toggleprinter(const Arg *);
+
 int tattrset(int);
 void tnew(int, int);
 void tresize(int, int);
@@ -225,42 +232,13 @@ extern pid_t pid;
 extern int oldbutton;
 
 /* config.h globals */
-extern char font[];
-extern int borderpx;
-extern float cwscale;
-extern float chscale;
-extern unsigned int doubleclicktimeout;
-extern unsigned int tripleclicktimeout;
+extern char *shell;
+extern char *utmp;
+extern char *stty_args;
+extern char *vtiden;
+extern char *worddelimiters;
 extern int allowaltscreen;
-extern unsigned int xfps;
-extern unsigned int actionfps;
-extern unsigned int cursorthickness;
-extern int bellvolume;
-extern unsigned int blinktimeout;
-extern char termname[];
-extern const char *colorname[];
-extern size_t colornamelen;
+extern char *termname;
+extern unsigned int tabspaces;
 extern unsigned int defaultfg;
 extern unsigned int defaultbg;
-extern unsigned int defaultcs;
-extern unsigned int defaultrcs;
-extern unsigned int cursorshape;
-extern unsigned int cols;
-extern unsigned int rows;
-extern unsigned int mouseshape;
-extern unsigned int mousefg;
-extern unsigned int mousebg;
-extern unsigned int defaultattr;
-extern MouseShortcut mshortcuts[];
-extern size_t mshortcutslen;
-extern Shortcut shortcuts[];
-extern size_t shortcutslen;
-extern KeySym mappedkeys[];
-extern size_t mappedkeyslen;
-extern uint ignoremod;
-extern uint forceselmod;
-extern Key key[];
-extern size_t keyslen;
-extern uint selmasks[];
-extern size_t selmaskslen;
-extern char ascii_printable[];

win.h

@@ -18,6 +18,3 @@ void xsettitle(char *);
 void xsetpointermotion(int);
 void xselpaste(void);
 void xsetsel(char *, Time);
-void zoom(const Arg *);
-void zoomabs(const Arg *);
-void zoomreset(const Arg *);

x.c

@@ -20,6 +20,25 @@ static char *argv0;
 #include "st.h"
 #include "win.h"
 
+/* function definitions used in config.h */
+static void clipcopy(const Arg *);
+static void clippaste(const Arg *);
+static void selpaste(const Arg *);
+static void zoom(const Arg *);
+static void zoomabs(const Arg *);
+static void zoomreset(const Arg *);
+
+/* config.h for applying patches and the configuration. */
+#include "config.h"
+
+/* config.h array lengths */
+size_t colornamelen = LEN(colorname);
+size_t mshortcutslen = LEN(mshortcuts);
+size_t shortcutslen = LEN(shortcuts);
+size_t selmaskslen = LEN(selmasks);
+size_t keyslen = LEN(key);
+size_t mappedkeyslen = LEN(mappedkeys);
+
 /* XEMBED messages */
 #define XEMBED_FOCUS_IN  4
 #define XEMBED_FOCUS_OUT 5
@@ -188,6 +207,24 @@ static char *opt_line  = NULL;
 static char *opt_name  = NULL;
 static char *opt_title = NULL;
 
+void
+clipcopy(const Arg *dummy)
+{
+	xclipcopy();
+}
+
+void
+clippaste(const Arg *dummy)
+{
+	xclippaste();
+}
+
+void
+selpaste(const Arg *dummy)
+{
+	xselpaste();
+}
+
 void
 zoom(const Arg *arg)
 {