[wiki] [sites] [st][patch] port externalpipe to version 0.8.2 || Waifod

From: <git_AT_suckless.org>
Date: Wed, 24 Apr 2019 16:34:54 +0200

commit 655610f417dd6651367e938dbd9822ec4d485c49
Author: Waifod <signupWaifod_AT_protonmail.com>
Date: Wed Apr 24 16:34:46 2019 +0200

    [st][patch] port externalpipe to version 0.8.2

diff --git a/st.suckless.org/patches/externalpipe/st-externalpipe-0.8.2.diff b/st.suckless.org/patches/externalpipe/st-externalpipe-0.8.2.diff
new file mode 100644
index 00000000..5ad60636
--- /dev/null
+++ b/st.suckless.org/patches/externalpipe/st-externalpipe-0.8.2.diff
_AT_@ -0,0 +1,77 @@
+diff --git a/st.c b/st.c
+index 46c954b..35cd7de 100644
+--- a/st.c
++++ b/st.c
+_AT_@ -1974,6 +1974,59 @@ tprinter(char *s, size_t len)
+ }
+ }
+
++void
++externalpipe(const Arg *arg)
++{
++ int to[2];
++ char buf[UTF_SIZ];
++ void (*oldsigpipe)(int);
++ Glyph *bp, *end;
++ int lastpos, n, newline;
++
++ if (pipe(to) == -1)
++ return;
++
++ switch (fork()) {
++ case -1:
++ close(to[0]);
++ close(to[1]);
++ return;
++ case 0:
++ dup2(to[0], STDIN_FILENO);
++ close(to[0]);
++ close(to[1]);
++ execvp(((char **)arg->v)[0], (char **)arg->v);
++ fprintf(stderr, "st: execvp %s
", ((char **)arg->v)[0]);
++ perror("failed");
++ exit(0);
++ }
++
++ close(to[0]);
++ /* ignore sigpipe for now, in case child exists early */
++ oldsigpipe = signal(SIGPIPE, SIG_IGN);
++ newline = 0;
++ for (n = 0; n < term.row; n++) {
++ bp = term.line[n];
++ lastpos = MIN(tlinelen(n) + 1, term.col) - 1;
++ if (lastpos < 0)
++ break;
++ end = &bp[lastpos + 1];
++ for (; bp < end; ++bp)
++ if (xwrite(to[1], buf, utf8encode(bp->u, buf)) < 0)
++ break;
++ if ((newline = term.line[n][lastpos].mode & ATTR_WRAP))
++ continue;
++ if (xwrite(to[1], "
", 1) < 0)
++ break;
++ newline = 0;
++ }
++ if (newline)
++ (void)xwrite(to[1], "
", 1);
++ close(to[1]);
++ /* restore */
++ signal(SIGPIPE, oldsigpipe);
++}
++
+ void
+ strdump(void)
+ {
+diff --git a/st.h b/st.h
+index dac64d8..86cd646 100644
+--- a/st.h
++++ b/st.h
+_AT_@ -80,6 +80,7 @@ void die(const char *, ...);
+ void redraw(void);
+ void draw(void);
+
++void externalpipe(const Arg *);
+ void kscrolldown(const Arg *);
+ void kscrollup(const Arg *);
+ void printscreen(const Arg *);
+ void printsel(const Arg *);
Received on Wed Apr 24 2019 - 16:34:54 CEST