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	st-copyurl-20170802-e2ee5ee.diff - sites - public wiki contents of suckless.org
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	st-copyurl-20170802-e2ee5ee.diff (3036B)
	---
	1 diff --git a/config.def.h b/config.def.h
	2 index fd80923..a2eb85e 100644
	3 --- a/config.def.h
	4 +++ b/config.def.h
	5 @@ -178,6 +178,7 @@ Shortcut shortcuts[] = {
	6 { MODKEY\|ShiftMask, XK_V, clippaste, {.i = …
	7 { MODKEY, XK_Num_Lock, numlock, {.i = …
	8 { MODKEY, XK_Control_L, iso14755, {.i = …
	9 + { MODKEY, XK_l, copyurl, {.i = …
	10 };
	11
	12 /*
	13 diff --git a/st.c b/st.c
	14 index 1e4196e..df9cc7d 100644
	15 --- a/st.c
	16 +++ b/st.c
	17 @@ -138,6 +138,7 @@ static void printscreen(const Arg *) ;
	18 static void iso14755(const Arg *);
	19 static void toggleprinter(const Arg *);
	20 static void sendbreak(const Arg *);
	21 +static void copyurl(const Arg *);
	22
	23 /* config.h for applying patches and the configuration. */
	24 #include "config.h"
	25 @@ -2640,3 +2641,68 @@ usage(void)
	26 " [-T title] [-t title] [-w windowid] -l line"
	27 " [stty_args ...]\n", argv0, argv0);
	28 }
	29 +
	30 +
	31 +/* predeclare selcopy, defined in x.c, for copyurl */
	32 +void selcopy(Time);
	33 +
	34 +/* select and copy the previous url on screen (do nothing if there's no…
	35 + * known bug: doesn't handle urls that span multiple lines (wontfix)
	36 + * known bug: only finds first url on line (mightfix)
	37 + */
	38 +void
	39 +copyurl(const Arg *arg) {
	40 + /* () and [] can appear in urls, but excluding them here will r…
	41 + * positives when figuring out where a given url ends.
	42 + */
	43 + static char URLCHARS[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	44 + "abcdefghijklmnopqrstuvwxyz"
	45 + "0123456789-._~:/?#@!$&'*+,;=%";
	46 +
	47 + int i, row, startrow;
	48 + char linestr = calloc(sizeof(char), term.col+1); / assume asc…
	49 + char c, match = NULL;
	50 +
	51 + row = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.y-1 : term.bot;
	52 + LIMIT(row, term.top, term.bot);
	53 + startrow = row;
	54 +
	55 + /* find the start of the last url before selection */
	56 + do {
	57 + for (i = 0; i < term.col; ++i) {
	58 + if (term.line[row][i].u > 127) /* assume ascii …
	59 + continue;
	60 + linestr[i] = term.line[row][i].u;
	61 + }
	62 + linestr[term.col] = '\0';
	63 + if ((match = strstr(linestr, "http://"))
	64 + \|\| (match = strstr(linestr, "https://")…
	65 + break;
	66 + if (--row < term.top)
	67 + row = term.bot;
	68 + } while (row != startrow);
	69 +
	70 + if (match) {
	71 + /* must happen before trim */
	72 + selclear();
	73 + sel.ob.x = strlen(linestr) - strlen(match);
	74 +
	75 + /* trim the rest of the line from the url match */
	76 + for (c = match; *c != '\0'; ++c)
	77 + if (!strchr(URLCHARS, *c)) {
	78 + *c = '\0';
	79 + break;
	80 + }
	81 +
	82 + /* select and copy */
	83 + sel.mode = 1;
	84 + sel.type = SEL_REGULAR;
	85 + sel.oe.x = sel.ob.x + strlen(match)-1;
	86 + sel.ob.y = sel.oe.y = row;
	87 + selnormalize();
	88 + tsetdirt(sel.nb.y, sel.ne.y);
	89 + selcopy(0);
	90 + }
	91 +
	92 + free(linestr);
	93 +}
	94 diff --git a/x.c b/x.c
	95 index 6474a01..c60cf94 100644
	96 --- a/x.c
	97 +++ b/x.c
	98 @@ -106,7 +106,7 @@ static void selnotify(XEvent *);
	99 static void selclear_(XEvent *);
	100 static void selrequest(XEvent *);
	101
	102 -static void selcopy(Time);
	103 +void selcopy(Time);
	104 static void getbuttoninfo(XEvent *);
	105 static void mousereport(XEvent *);
	106