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commit 913f730a781a3e889c4a4099fc7cd1c88c4214fe
parent cfc71e60597cebe37f33a7cb5e248ae90da8783e
Author: Ivan Tham <pickfire@riseup.net>
Date:   Fri, 16 Mar 2018 22:42:22 +0800

[st][scrollback] Update for 4.8

Diffstat:
Mst.suckless.org/patches/scrollback/index.md | 8++++----
Ast.suckless.org/patches/scrollback/st-scrollback-0.8.diff | 348+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Dst.suckless.org/patches/scrollback/st-scrollback-20180311-c5ba9c0.diff | 345-------------------------------------------------------------------------------
Ast.suckless.org/patches/scrollback/st-scrollback-mouse-0.8.diff | 71+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Dst.suckless.org/patches/scrollback/st-scrollback-mouse-20180311-c5ba9c0.diff | 69---------------------------------------------------------------------
5 files changed, 423 insertions(+), 418 deletions(-)

diff --git a/st.suckless.org/patches/scrollback/index.md b/st.suckless.org/patches/scrollback/index.md @@ -11,19 +11,19 @@ Download * [st-scrollback-0.7.diff](st-scrollback-0.7.diff) * [st-scrollback-20170329-149c0d3.diff](st-scrollback-20170329-149c0d3.diff) -* [st-scrollback-20180311-c5ba9c0.diff](st-scrollback-20180311-c5ba9c0.diff) +* [st-scrollback-0.8.diff](st-scrollback-0.8.diff) Apply the following patch on top of the previous to allow scrolling using `Shift+MouseWheel`. * [st-scrollback-mouse-20170427-5a10aca.diff](st-scrollback-mouse-20170427-5a10aca.diff) -* [st-scrollback-mouse-20180311-c5ba9c0.diff](st-scrollback-mouse-20180311-c5ba9c0.diff) +* [st-scrollback-mouse-0.8.diff](st-scrollback-mouse-0.8.diff) Apply the following patch on top of the previous two to allow scrollback using mouse wheel only when not in `MODE_ALTSCREEN`. For example the content is being scrolled instead of the scrollback buffer in `less`. Consequently the Shift -modifier for scrolling is not needed anymore. **Note: It might break other -mkeys excluding scrolling functions.** +modifier for scrolling is not needed anymore. **Note: It might break mkeys +other than scrolling functions.** * [st-scrollback-mouse-altscreen-20170427-5a10aca.diff](st-scrollback-mouse-altscreen-20170427-5a10aca.diff) * [st-scrollback-mouse-altscreen-0.8.diff](st-scrollback-mouse-altscreen-0.8.diff) diff --git a/st.suckless.org/patches/scrollback/st-scrollback-0.8.diff b/st.suckless.org/patches/scrollback/st-scrollback-0.8.diff @@ -0,0 +1,348 @@ +diff --git a/config.def.h b/config.def.h +index 82b1b09..27d42ca 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -178,6 +178,8 @@ static Shortcut shortcuts[] = { + { TERMMOD, XK_Y, selpaste, {.i = 0} }, + { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, + { TERMMOD, XK_I, iso14755, {.i = 0} }, ++ { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} }, ++ { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} }, + }; + + /* +diff --git a/st.c b/st.c +index 65a0cb6..1d8c12a 100644 +--- a/st.c ++++ b/st.c +@@ -121,6 +121,9 @@ typedef struct { + int col; /* nb col */ + Line *line; /* screen */ + Line *alt; /* alternate screen */ ++ Line hist[HISTSIZE]; /* history buffer */ ++ int histi; /* history index */ ++ int scr; /* scroll back */ + int *dirty; /* dirtyness of lines */ + TCursor c; /* cursor */ + int ocx; /* old cursor col */ +@@ -188,8 +191,8 @@ static void tnewline(int); + static void tputtab(int); + static void tputc(Rune); + static void treset(void); +-static void tscrollup(int, int); +-static void tscrolldown(int, int); ++static void tscrollup(int, int, int); ++static void tscrolldown(int, int, int); + static void tsetattr(int *, int); + static void tsetchar(Rune, Glyph *, int, int); + static void tsetdirt(int, int); +@@ -431,10 +434,10 @@ tlinelen(int y) + { + int i = term.col; + +- if (term.line[y][i - 1].mode & ATTR_WRAP) ++ if (TLINE(y)[i - 1].mode & ATTR_WRAP) + return i; + +- while (i > 0 && term.line[y][i - 1].u == ' ') ++ while (i > 0 && TLINE(y)[i - 1].u == ' ') + --i; + + return i; +@@ -543,7 +546,7 @@ selsnap(int *x, int *y, int direction) + * Snap around if the word wraps around at the end or + * beginning of a line. + */ +- prevgp = &term.line[*y][*x]; ++ prevgp = &TLINE(*y)[*x]; + prevdelim = ISDELIM(prevgp->u); + for (;;) { + newx = *x + direction; +@@ -558,14 +561,14 @@ selsnap(int *x, int *y, int direction) + yt = *y, xt = *x; + else + yt = newy, xt = newx; +- if (!(term.line[yt][xt].mode & ATTR_WRAP)) ++ if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) + break; + } + + if (newx >= tlinelen(newy)) + break; + +- gp = &term.line[newy][newx]; ++ gp = &TLINE(newy)[newx]; + delim = ISDELIM(gp->u); + if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim + || (delim && gp->u != prevgp->u))) +@@ -586,14 +589,14 @@ selsnap(int *x, int *y, int direction) + *x = (direction < 0) ? 0 : term.col - 1; + if (direction < 0) { + for (; *y > 0; *y += direction) { +- if (!(term.line[*y-1][term.col-1].mode ++ if (!(TLINE(*y-1)[term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } else if (direction > 0) { + for (; *y < term.row-1; *y += direction) { +- if (!(term.line[*y][term.col-1].mode ++ if (!(TLINE(*y)[term.col-1].mode + & ATTR_WRAP)) { + break; + } +@@ -624,13 +627,13 @@ getsel(void) + } + + if (sel.type == SEL_RECTANGULAR) { +- gp = &term.line[y][sel.nb.x]; ++ gp = &TLINE(y)[sel.nb.x]; + lastx = sel.ne.x; + } else { +- gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0]; ++ gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; + lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; + } +- last = &term.line[y][MIN(lastx, linelen-1)]; ++ last = &TLINE(y)[MIN(lastx, linelen-1)]; + while (last >= gp && last->u == ' ') + --last; + +@@ -836,6 +839,9 @@ ttyread(void) + if (buflen > 0) + memmove(buf, buf + written, buflen); + ++ if (term.scr > 0 && term.scr < HISTSIZE-1) ++ term.scr++; ++ + return ret; + } + +@@ -843,6 +849,9 @@ void + ttywrite(const char *s, size_t n, int may_echo) + { + const char *next; ++ Arg arg = (Arg) { .i = term.scr }; ++ ++ kscrolldown(&arg); + + if (may_echo && IS_SET(MODE_ECHO)) + twrite(s, n, 1); +@@ -1054,13 +1063,54 @@ tswapscreen(void) + } + + void +-tscrolldown(int orig, int n) ++kscrolldown(const Arg* a) ++{ ++ int n = a->i; ++ ++ if (n < 0) ++ n = term.row + n; ++ ++ if (n > term.scr) ++ n = term.scr; ++ ++ if (term.scr > 0) { ++ term.scr -= n; ++ selscroll(0, -n); ++ tfulldirt(); ++ } ++} ++ ++void ++kscrollup(const Arg* a) ++{ ++ int n = a->i; ++ ++ if (n < 0) ++ n = term.row + n; ++ ++ if (term.scr <= HISTSIZE-n) { ++ term.scr += n; ++ selscroll(0, n); ++ tfulldirt(); ++ } ++} ++ ++ ++void ++tscrolldown(int orig, int n, int copyhist) + { + int i; + Line temp; + + LIMIT(n, 0, term.bot-orig+1); + ++ if (copyhist) { ++ term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE; ++ temp = term.hist[term.histi]; ++ term.hist[term.histi] = term.line[term.bot]; ++ term.line[term.bot] = temp; ++ } ++ + tsetdirt(orig, term.bot-n); + tclearregion(0, term.bot-n+1, term.col-1, term.bot); + +@@ -1074,13 +1124,20 @@ tscrolldown(int orig, int n) + } + + void +-tscrollup(int orig, int n) ++tscrollup(int orig, int n, int copyhist) + { + int i; + Line temp; + + LIMIT(n, 0, term.bot-orig+1); + ++ if (copyhist) { ++ term.histi = (term.histi + 1) % HISTSIZE; ++ temp = term.hist[term.histi]; ++ term.hist[term.histi] = term.line[orig]; ++ term.line[orig] = temp; ++ } ++ + tclearregion(0, orig, term.col-1, orig+n-1); + tsetdirt(orig+n, term.bot); + +@@ -1129,7 +1186,7 @@ tnewline(int first_col) + int y = term.c.y; + + if (y == term.bot) { +- tscrollup(term.top, 1); ++ tscrollup(term.top, 1, 1); + } else { + y++; + } +@@ -1294,14 +1351,14 @@ void + tinsertblankline(int n) + { + if (BETWEEN(term.c.y, term.top, term.bot)) +- tscrolldown(term.c.y, n); ++ tscrolldown(term.c.y, n, 0); + } + + void + tdeleteline(int n) + { + if (BETWEEN(term.c.y, term.top, term.bot)) +- tscrollup(term.c.y, n); ++ tscrollup(term.c.y, n, 0); + } + + int32_t +@@ -1730,11 +1787,11 @@ csihandle(void) + break; + case 'S': /* SU -- Scroll <n> line up */ + DEFAULT(csiescseq.arg[0], 1); +- tscrollup(term.top, csiescseq.arg[0]); ++ tscrollup(term.top, csiescseq.arg[0], 0); + break; + case 'T': /* SD -- Scroll <n> line down */ + DEFAULT(csiescseq.arg[0], 1); +- tscrolldown(term.top, csiescseq.arg[0]); ++ tscrolldown(term.top, csiescseq.arg[0], 0); + break; + case 'L': /* IL -- Insert <n> blank lines */ + DEFAULT(csiescseq.arg[0], 1); +@@ -2258,7 +2315,7 @@ eschandle(uchar ascii) + return 0; + case 'D': /* IND -- Linefeed */ + if (term.c.y == term.bot) { +- tscrollup(term.top, 1); ++ tscrollup(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y+1); + } +@@ -2271,7 +2328,7 @@ eschandle(uchar ascii) + break; + case 'M': /* RI -- Reverse index */ + if (term.c.y == term.top) { +- tscrolldown(term.top, 1); ++ tscrolldown(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y-1); + } +@@ -2490,7 +2547,7 @@ twrite(const char *buf, int buflen, int show_ctrl) + void + tresize(int col, int row) + { +- int i; ++ int i, j; + int minrow = MIN(row, term.row); + int mincol = MIN(col, term.col); + int *bp; +@@ -2527,7 +2584,15 @@ tresize(int col, int row) + term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); + term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); + +- /* resize each row to new width, zero-pad if needed */ ++ for (i = 0; i < HISTSIZE; i++) { ++ term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph)); ++ for (j = mincol; j < col; j++) { ++ term.hist[i][j] = term.c.attr; ++ term.hist[i][j].u = ' '; ++ } ++ } ++ ++ /* resize each r w to new width, zero-pad if needed */ + for (i = 0; i < minrow; i++) { + term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); + term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph)); +@@ -2584,7 +2649,7 @@ drawregion(int x1, int y1, int x2, int y2) + continue; + + term.dirty[y] = 0; +- xdrawline(term.line[y], x1, y, x2); ++ xdrawline(TLINE(y), x1, y, x2); + } + } + +@@ -2605,8 +2670,10 @@ draw(void) + cx--; + + drawregion(0, 0, term.col, term.row); +- xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], +- term.ocx, term.ocy, term.line[term.ocy][term.ocx]); ++ if (term.scr == 0) { ++ xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], ++ term.ocx, term.ocy, term.line[term.ocy][term.ocx]); ++ } + term.ocx = cx, term.ocy = term.c.y; + xfinishdraw(); + } +diff --git a/st.h b/st.h +index dac64d8..628e876 100644 +--- a/st.h ++++ b/st.h +@@ -3,6 +3,9 @@ + #include <stdint.h> + #include <sys/types.h> + ++/* Arbitrary size */ ++#define HISTSIZE 2000 ++ + /* macros */ + #define MIN(a, b) ((a) < (b) ? (a) : (b)) + #define MAX(a, b) ((a) < (b) ? (b) : (a)) +@@ -19,6 +22,8 @@ + + #define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b)) + #define IS_TRUECOL(x) (1 << 24 & (x)) ++#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - term.scr \ ++ + HISTSIZE + 1) % HISTSIZE] : term.line[(y) - term.scr]) + + enum glyph_attribute { + ATTR_NULL = 0, +@@ -111,6 +116,9 @@ void *xmalloc(size_t); + void *xrealloc(void *, size_t); + char *xstrdup(char *); + ++void kscrolldown(const Arg *); ++void kscrollup(const Arg *); ++ + /* config.h globals */ + extern char *utmp; + extern char *stty_args; diff --git a/st.suckless.org/patches/scrollback/st-scrollback-20180311-c5ba9c0.diff b/st.suckless.org/patches/scrollback/st-scrollback-20180311-c5ba9c0.diff @@ -1,345 +0,0 @@ -diff -U 3 a/config.def.h b/config.def.h ---- a/config.def.h 2018-03-10 17:55:12.445254900 -0500 -+++ b/config.def.h 2018-03-10 23:55:54.468236300 -0500 -@@ -178,6 +178,8 @@ - { TERMMOD, XK_Y, selpaste, {.i = 0} }, - { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, - { TERMMOD, XK_I, iso14755, {.i = 0} }, -+ { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} }, -+ { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} }, - }; - - /* -diff -U 3 a/st.c b/st.c ---- a/st.c 2018-03-10 17:55:12.449266800 -0500 -+++ b/st.c 2018-03-11 00:36:36.437966200 -0500 -@@ -121,6 +121,9 @@ - int col; /* nb col */ - Line *line; /* screen */ - Line *alt; /* alternate screen */ -+ Line hist[HISTSIZE]; /* history buffer */ -+ int histi; /* history index */ -+ int scr; /* scroll back */ - int *dirty; /* dirtyness of lines */ - TCursor c; /* cursor */ - int ocx; /* old cursor col */ -@@ -188,8 +191,8 @@ - static void tputtab(int); - static void tputc(Rune); - static void treset(void); --static void tscrollup(int, int); --static void tscrolldown(int, int); -+static void tscrollup(int, int, int); -+static void tscrolldown(int, int, int); - static void tsetattr(int *, int); - static void tsetchar(Rune, Glyph *, int, int); - static void tsetdirt(int, int); -@@ -431,10 +434,10 @@ - { - int i = term.col; - -- if (term.line[y][i - 1].mode & ATTR_WRAP) -+ if (TLINE(y)[i - 1].mode & ATTR_WRAP) - return i; - -- while (i > 0 && term.line[y][i - 1].u == ' ') -+ while (i > 0 && TLINE(y)[i - 1].u == ' ') - --i; - - return i; -@@ -543,7 +546,7 @@ - * Snap around if the word wraps around at the end or - * beginning of a line. - */ -- prevgp = &term.line[*y][*x]; -+ prevgp = &TLINE(*y)[*x]; - prevdelim = ISDELIM(prevgp->u); - for (;;) { - newx = *x + direction; -@@ -558,14 +561,14 @@ - yt = *y, xt = *x; - else - yt = newy, xt = newx; -- if (!(term.line[yt][xt].mode & ATTR_WRAP)) -+ if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) - break; - } - - if (newx >= tlinelen(newy)) - break; - -- gp = &term.line[newy][newx]; -+ gp = &TLINE(newy)[newx]; - delim = ISDELIM(gp->u); - if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim - || (delim && gp->u != prevgp->u))) -@@ -586,14 +589,14 @@ - *x = (direction < 0) ? 0 : term.col - 1; - if (direction < 0) { - for (; *y > 0; *y += direction) { -- if (!(term.line[*y-1][term.col-1].mode -+ if (!(TLINE(*y-1)[term.col-1].mode - & ATTR_WRAP)) { - break; - } - } - } else if (direction > 0) { - for (; *y < term.row-1; *y += direction) { -- if (!(term.line[*y][term.col-1].mode -+ if (!(TLINE(*y)[term.col-1].mode - & ATTR_WRAP)) { - break; - } -@@ -624,13 +627,13 @@ - } - - if (sel.type == SEL_RECTANGULAR) { -- gp = &term.line[y][sel.nb.x]; -+ gp = &TLINE(y)[sel.nb.x]; - lastx = sel.ne.x; - } else { -- gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0]; -+ gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; - lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; - } -- last = &term.line[y][MIN(lastx, linelen-1)]; -+ last = &TLINE(y)[MIN(lastx, linelen-1)]; - while (last >= gp && last->u == ' ') - --last; - -@@ -836,6 +839,9 @@ - if (buflen > 0) - memmove(buf, buf + written, buflen); - -+ if (term.scr > 0 && term.scr < HISTSIZE-1) -+ term.scr++; -+ - return ret; - } - -@@ -843,6 +849,9 @@ - ttywrite(const char *s, size_t n, int may_echo) - { - const char *next; -+ Arg arg = (Arg) { .i = term.scr }; -+ -+ kscrolldown(&arg); - - if (may_echo && IS_SET(MODE_ECHO)) - twrite(s, n, 1); -@@ -1054,13 +1063,54 @@ - } - - void --tscrolldown(int orig, int n) -+kscrolldown(const Arg* a) -+{ -+ int n = a->i; -+ -+ if (n < 0) -+ n = term.row + n; -+ -+ if (n > term.scr) -+ n = term.scr; -+ -+ if (term.scr > 0) { -+ term.scr -= n; -+ selscroll(0, -n); -+ tfulldirt(); -+ } -+} -+ -+void -+kscrollup(const Arg* a) -+{ -+ int n = a->i; -+ -+ if (n < 0) -+ n = term.row + n; -+ -+ if (term.scr <= HISTSIZE-n) { -+ term.scr += n; -+ selscroll(0, n); -+ tfulldirt(); -+ } -+} -+ -+ -+void -+tscrolldown(int orig, int n, int copyhist) - { - int i; - Line temp; - - LIMIT(n, 0, term.bot-orig+1); - -+ if (copyhist) { -+ term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE; -+ temp = term.hist[term.histi]; -+ term.hist[term.histi] = term.line[term.bot]; -+ term.line[term.bot] = temp; -+ } -+ - tsetdirt(orig, term.bot-n); - tclearregion(0, term.bot-n+1, term.col-1, term.bot); - -@@ -1074,13 +1124,20 @@ - } - - void --tscrollup(int orig, int n) -+tscrollup(int orig, int n, int copyhist) - { - int i; - Line temp; - - LIMIT(n, 0, term.bot-orig+1); - -+ if (copyhist) { -+ term.histi = (term.histi + 1) % HISTSIZE; -+ temp = term.hist[term.histi]; -+ term.hist[term.histi] = term.line[orig]; -+ term.line[orig] = temp; -+ } -+ - tclearregion(0, orig, term.col-1, orig+n-1); - tsetdirt(orig+n, term.bot); - -@@ -1129,7 +1186,7 @@ - int y = term.c.y; - - if (y == term.bot) { -- tscrollup(term.top, 1); -+ tscrollup(term.top, 1, 1); - } else { - y++; - } -@@ -1294,14 +1351,14 @@ - tinsertblankline(int n) - { - if (BETWEEN(term.c.y, term.top, term.bot)) -- tscrolldown(term.c.y, n); -+ tscrolldown(term.c.y, n, 0); - } - - void - tdeleteline(int n) - { - if (BETWEEN(term.c.y, term.top, term.bot)) -- tscrollup(term.c.y, n); -+ tscrollup(term.c.y, n, 0); - } - - int32_t -@@ -1730,11 +1787,11 @@ - break; - case 'S': /* SU -- Scroll <n> line up */ - DEFAULT(csiescseq.arg[0], 1); -- tscrollup(term.top, csiescseq.arg[0]); -+ tscrollup(term.top, csiescseq.arg[0], 0); - break; - case 'T': /* SD -- Scroll <n> line down */ - DEFAULT(csiescseq.arg[0], 1); -- tscrolldown(term.top, csiescseq.arg[0]); -+ tscrolldown(term.top, csiescseq.arg[0], 0); - break; - case 'L': /* IL -- Insert <n> blank lines */ - DEFAULT(csiescseq.arg[0], 1); -@@ -2258,7 +2315,7 @@ - return 0; - case 'D': /* IND -- Linefeed */ - if (term.c.y == term.bot) { -- tscrollup(term.top, 1); -+ tscrollup(term.top, 1, 1); - } else { - tmoveto(term.c.x, term.c.y+1); - } -@@ -2271,7 +2328,7 @@ - break; - case 'M': /* RI -- Reverse index */ - if (term.c.y == term.top) { -- tscrolldown(term.top, 1); -+ tscrolldown(term.top, 1, 1); - } else { - tmoveto(term.c.x, term.c.y-1); - } -@@ -2490,7 +2547,7 @@ - void - tresize(int col, int row) - { -- int i; -+ int i, j; - int minrow = MIN(row, term.row); - int mincol = MIN(col, term.col); - int *bp; -@@ -2527,7 +2584,15 @@ - term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); - term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); - -- /* resize each row to new width, zero-pad if needed */ -+ for (i = 0; i < HISTSIZE; i++) { -+ term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph)); -+ for (j = mincol; j < col; j++) { -+ term.hist[i][j] = term.c.attr; -+ term.hist[i][j].u = ' '; -+ } -+ } -+ -+ /* resize each r w to new width, zero-pad if needed */ - for (i = 0; i < minrow; i++) { - term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); - term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph)); -@@ -2584,7 +2649,7 @@ - continue; - - term.dirty[y] = 0; -- xdrawline(term.line[y], x1, y, x2); -+ xdrawline(TLINE(y), x1, y, x2); - } - } - -@@ -2605,8 +2670,10 @@ - cx--; - - drawregion(0, 0, term.col, term.row); -- xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], -- term.ocx, term.ocy, term.line[term.ocy][term.ocx]); -+ if (term.scr == 0) { -+ xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], -+ term.ocx, term.ocy, term.line[term.ocy][term.ocx]); -+ } - term.ocx = cx, term.ocy = term.c.y; - xfinishdraw(); - } -diff -U 3 a/st.h b/st.h ---- a/st.h 2018-03-10 17:55:12.453776400 -0500 -+++ b/st.h 2018-03-11 00:25:11.590522500 -0500 -@@ -3,6 +3,9 @@ - #include <stdint.h> - #include <sys/types.h> - -+/* Arbitrary size */ -+#define HISTSIZE 2000 -+ - /* macros */ - #define MIN(a, b) ((a) < (b) ? (a) : (b)) - #define MAX(a, b) ((a) < (b) ? (b) : (a)) -@@ -19,6 +22,8 @@ - - #define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b)) - #define IS_TRUECOL(x) (1 << 24 & (x)) -+#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - term.scr \ -+ + HISTSIZE + 1) % HISTSIZE] : term.line[(y) - term.scr]) - - enum glyph_attribute { - ATTR_NULL = 0, -@@ -111,6 +116,9 @@ - void *xrealloc(void *, size_t); - char *xstrdup(char *); - -+void kscrolldown(const Arg *); -+void kscrollup(const Arg *); -+ - /* config.h globals */ - extern char *utmp; - extern char *stty_args; diff --git a/st.suckless.org/patches/scrollback/st-scrollback-mouse-0.8.diff b/st.suckless.org/patches/scrollback/st-scrollback-mouse-0.8.diff @@ -0,0 +1,71 @@ +diff --git a/config.def.h b/config.def.h +index 27d42ca..feec7e2 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -156,8 +156,14 @@ static unsigned int defaultattr = 11; + */ + static MouseShortcut mshortcuts[] = { + /* button mask string */ +- { Button4, XK_ANY_MOD, "\031" }, +- { Button5, XK_ANY_MOD, "\005" }, ++ { Button4, XK_NO_MOD, "\031" }, ++ { Button5, XK_NO_MOD, "\005" }, ++}; ++ ++MouseKey mkeys[] = { ++ /* button mask function argument */ ++ { Button4, ShiftMask, kscrollup, {.i = 1} }, ++ { Button5, ShiftMask, kscrolldown, {.i = 1} }, + }; + + /* Internal keyboard shortcuts. */ +diff --git a/st.h b/st.h +index 628e876..cdd25ae 100644 +--- a/st.h ++++ b/st.h +@@ -81,6 +81,13 @@ typedef union { + const void *v; + } Arg; + ++typedef struct { ++ uint b; ++ uint mask; ++ void (*func)(const Arg *); ++ const Arg arg; ++} MouseKey; ++ + void die(const char *, ...); + void redraw(void); + void draw(void); +@@ -129,3 +136,4 @@ extern char *termname; + extern unsigned int tabspaces; + extern unsigned int defaultfg; + extern unsigned int defaultbg; ++extern MouseKey mkeys[]; +diff --git a/x.c b/x.c +index d43a529..754d859 100644 +--- a/x.c ++++ b/x.c +@@ -409,6 +409,7 @@ bpress(XEvent *e) + { + struct timespec now; + MouseShortcut *ms; ++ MouseKey *mk; + int snap; + + if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) { +@@ -424,6 +425,14 @@ bpress(XEvent *e) + } + } + ++ for (mk = mkeys; mk < mkeys + LEN(mkeys); mk++) { ++ if (e->xbutton.button == mk->b ++ && match(mk->mask, e->xbutton.state)) { ++ mk->func(&mk->arg); ++ return; ++ } ++ } ++ + if (e->xbutton.button == Button1) { + /* + * If the user clicks below predefined timeouts specific diff --git a/st.suckless.org/patches/scrollback/st-scrollback-mouse-20180311-c5ba9c0.diff b/st.suckless.org/patches/scrollback/st-scrollback-mouse-20180311-c5ba9c0.diff @@ -1,69 +0,0 @@ -diff -U 3 b/config.def.h n/config.def.h ---- b/config.def.h 2018-03-11 01:28:05.373079100 -0500 -+++ n/config.def.h 2018-03-11 01:28:33.915179100 -0500 -@@ -156,8 +156,14 @@ - */ - static MouseShortcut mshortcuts[] = { - /* button mask string */ -- { Button4, XK_ANY_MOD, "\031" }, -- { Button5, XK_ANY_MOD, "\005" }, -+ { Button4, XK_NO_MOD, "\031" }, -+ { Button5, XK_NO_MOD, "\005" }, -+}; -+ -+MouseKey mkeys[] = { -+ /* button mask function argument */ -+ { Button4, ShiftMask, kscrollup, {.i = 1} }, -+ { Button5, ShiftMask, kscrolldown, {.i = 1} }, - }; - - /* Internal keyboard shortcuts. */ -diff -U 3 b/st.h n/st.h ---- b/st.h 2018-03-11 01:28:05.382581000 -0500 -+++ n/st.h 2018-03-11 01:28:33.918187000 -0500 -@@ -81,6 +81,13 @@ - const void *v; - } Arg; - -+typedef struct { -+ uint b; -+ uint mask; -+ void (*func)(const Arg *); -+ const Arg arg; -+} MouseKey; -+ - void die(const char *, ...); - void redraw(void); - void draw(void); -@@ -129,3 +136,4 @@ - extern unsigned int tabspaces; - extern unsigned int defaultfg; - extern unsigned int defaultbg; -+extern MouseKey mkeys[]; -Only in n/: st.h.orig -diff -U 3 b/x.c n/x.c ---- b/x.c 2018-03-11 01:28:05.240708700 -0500 -+++ n/x.c 2018-03-11 01:28:33.923701700 -0500 -@@ -409,6 +409,7 @@ - { - struct timespec now; - MouseShortcut *ms; -+ MouseKey *mk; - int snap; - - if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) { -@@ -423,6 +424,14 @@ - return; - } - } -+ -+ for (mk = mkeys; mk < mkeys + LEN(mkeys); mk++) { -+ if (e->xbutton.button == mk->b -+ && match(mk->mask, e->xbutton.state)) { -+ mk->func(&mk->arg); -+ return; -+ } -+ } - - if (e->xbutton.button == Button1) { - /*