[wiki] [sites] [st] externalpipe: Add 0.8.1 patch || Klemens Nanni

[git]

commit 429983bfdb92573ee706f39af9ccdae44b59fabc
Author: Klemens Nanni <klem...@posteo.de>
Date:   Fri Jun 8 19:10:26 2018 +0200

    [st] externalpipe: Add 0.8.1 patch

diff --git a/st.suckless.org/patches/externalpipe/index.md 
b/st.suckless.org/patches/externalpipe/index.md
index 02c64fca..4ef3881f 100644
--- a/st.suckless.org/patches/externalpipe/index.md
+++ b/st.suckless.org/patches/externalpipe/index.md
@@ -33,6 +33,7 @@ Download
 * [st-externalpipe-0.7.diff](st-externalpipe-0.7.diff)
 * 
[st-externalpipe-20170608-b331da5.diff](st-externalpipe-20170608-b331da5.diff)
 * [st-externalpipe-0.8.diff](st-externalpipe-0.8.diff)
+* [st-externalpipe-0.8.1.diff](st-externalpipe-0.8.1.diff)
 
 Authors
 -------
diff --git a/st.suckless.org/patches/externalpipe/st-externalpipe-0.8.1.diff 
b/st.suckless.org/patches/externalpipe/st-externalpipe-0.8.1.diff
new file mode 100644
index 00000000..bac861e7
--- /dev/null
+++ b/st.suckless.org/patches/externalpipe/st-externalpipe-0.8.1.diff
@@ -0,0 +1,76 @@
+diff --git a/st.c b/st.c
+index 46c954b..35cd7de 100644
+--- a/st.c
++++ b/st.c
+@@ -1972,6 +1972,59 @@ 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
+ iso14755(const Arg *arg)
+ {
+diff --git a/st.h b/st.h
+index dac64d8..86cd646 100644
+--- a/st.h
++++ b/st.h
+@@ -80,6 +80,7 @@ void die(const char *, ...);
+ void redraw(void);
+ void draw(void);
+ 
++void externalpipe(const Arg *);
+ void iso14755(const Arg *);
+ void printscreen(const Arg *);
+ void printsel(const Arg *);