some code cleaning. - st - simple terminal
HTML git clone https://git.parazyd.org/st
DIR Log
DIR Files
DIR Refs
DIR README
DIR LICENSE
---
DIR commit 70464e208060746ad9184dfc298005fff3035d72
DIR parent 9b74fcadc46ee78b38b20e9663c6924cd9df7e84
HTML Author: Aurélien Aptel <aurelien.aptel@gmail.com>
Date: Thu, 18 Nov 2010 12:43:33 +0100
some code cleaning.
Diffstat:
M st.c | 88 +++++++++++++++----------------
1 file changed, 42 insertions(+), 46 deletions(-)
---
DIR diff --git a/st.c b/st.c
@@ -201,6 +201,7 @@ static void xdrawcursor(void);
static void xinit(void);
static void xloadcols(void);
static void xseturgency(int);
+static void xsetsel(char*);
static void xresize(int, int);
static void expose(XEvent *);
@@ -213,8 +214,13 @@ static void focus(XEvent *);
static void brelease(XEvent *);
static void bpress(XEvent *);
static void bmotion(XEvent *);
-static void selection_notify(XEvent *);
-static void selection_request(XEvent *);
+static void selnotify(XEvent *);
+static void selrequest(XEvent *);
+
+static void selinit(void);
+static inline int selected(int, int);
+static void selcopy(void);
+static void selpaste(void);
static int stou(char *, long *);
static int utos(long *, char *);
@@ -232,8 +238,8 @@ static void (*handler[LASTEvent])(XEvent *) = {
[MotionNotify] = bmotion,
[ButtonPress] = bpress,
[ButtonRelease] = brelease,
- [SelectionNotify] = selection_notify,
- [SelectionRequest] = selection_request,
+ [SelectionNotify] = selnotify,
+ [SelectionRequest] = selrequest,
};
/* Globals */
@@ -248,9 +254,7 @@ static char *opt_cmd = NULL;
static char *opt_title = NULL;
/* UTF-8 decode */
-static int
-stou(char *s, long *u)
-{
+static int stou(char *s, long *u) {
unsigned char c;
int i, n, rtn;
@@ -289,9 +293,7 @@ invalid:
}
/* UTF-8 encode */
-static int
-utos(long *u, char *s)
-{
+static int utos(long *u, char *s) {
unsigned char *sp;
unsigned long uc;
int i, n;
@@ -324,17 +326,12 @@ invalid:
return 3;
}
-/*
- * use this if your buffer is less than UTF_SIZ, it returns 1 if you can decode UTF-8
- * otherwise return 0
- */
-static int
-canstou(char *s, int b)
-{
- unsigned char c;
+/* use this if your buffer is less than UTF_SIZ, it returns 1 if you can decode
+ UTF-8 otherwise return 0 */
+static int canstou(char *s, int b) {
+ unsigned char c = *s;
int n;
- c = *s;
if (b < 1)
return 0;
else if (~c&B7)
@@ -358,12 +355,9 @@ canstou(char *s, int b)
return 1;
}
-static int
-slen(char *s)
-{
- unsigned char c;
+static int slen(char *s) {
+ unsigned char c = *s;
- c = *s;
if (~c&B7)
return 1;
else if ((c&(B7|B6|B5)) == (B7|B6))
@@ -374,8 +368,7 @@ slen(char *s)
return 4;
}
-void
-selinit(void) {
+static void selinit(void) {
sel.mode = 0;
sel.bx = -1;
sel.clip = NULL;
@@ -409,28 +402,31 @@ static void bpress(XEvent *e) {
sel.ey = sel.by = e->xbutton.y/xw.ch;
}
-static char *getseltext() {
+static void selcopy() {
char *str, *ptr;
int ls, x, y, sz, sl;
+
if(sel.bx == -1)
- return NULL;
- sz = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
- ptr = str = malloc(sz);
- for(y = 0; y < term.row; y++) {
- for(x = 0; x < term.col; x++)
- if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y))) {
- sl = slen(term.line[y][x].c);
- memcpy(ptr, term.line[y][x].c, sl);
- ptr += sl;
- }
- if(ls)
- *ptr = '\n', ptr++;
+ str = NULL;
+ else {
+ sz = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
+ ptr = str = malloc(sz);
+ for(y = 0; y < term.row; y++) {
+ for(x = 0; x < term.col; x++)
+ if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y))) {
+ sl = slen(term.line[y][x].c);
+ memcpy(ptr, term.line[y][x].c, sl);
+ ptr += sl;
+ }
+ if(ls)
+ *ptr = '\n', ptr++;
+ }
+ *ptr = 0;
}
- *ptr = 0;
- return str;
+ xsetsel(str);
}
-static void selection_notify(XEvent *e) {
+static void selnotify(XEvent *e) {
unsigned long nitems;
unsigned long ofs, rem;
int format;
@@ -456,7 +452,7 @@ static void selpaste() {
XConvertSelection(xw.dis, XA_PRIMARY, XA_STRING, XA_PRIMARY, xw.win, CurrentTime);
}
-static void selection_request(XEvent *e)
+static void selrequest(XEvent *e)
{
XSelectionRequestEvent *xsre;
XSelectionEvent xev;
@@ -491,7 +487,7 @@ static void selection_request(XEvent *e)
fprintf(stderr, "Error sending SelectionNotify event\n");
}
-static void selcopy(char *str) {
+static void xsetsel(char *str) {
/* register the selection for both the clipboard and the primary */
Atom clipboard;
@@ -517,7 +513,7 @@ static void brelease(XEvent *e) {
selpaste();
} else {
if(b==1)
- selcopy(getseltext());
+ selcopy();
}
draw(1);
}
@@ -525,7 +521,7 @@ static void brelease(XEvent *e) {
static void bmotion(XEvent *e) {
if (sel.mode) {
getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
- draw(1);
+ // draw(1);
}
}