From: Yuxuan Shui <yshuiv7@gmail.com>
Date: Sun, 24 Mar 2013 08:30:05 +0000 (+0800)
Subject: Don't dup2() the parent's stdout to child's stdin.
X-Git-Tag: 4.6~65
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=18148205b6952c470da94f69e440145604d4bee3;p=i3%2Fi3

Don't dup2() the parent's stdout to child's stdin.

There're DLOG()s, seriously.
---

diff --git a/i3bar/src/child.c b/i3bar/src/child.c
index 42abeb7a..ad93681c 100644
--- a/i3bar/src/child.c
+++ b/i3bar/src/child.c
@@ -57,6 +57,8 @@ parser_ctx parser_context;
 struct statusline_head statusline_head = TAILQ_HEAD_INITIALIZER(statusline_head);
 char *statusline_buffer = NULL;
 
+int child_stdin;
+
 /*
  * Stop and free() the stdin- and sigchild-watchers
  *
@@ -359,9 +361,8 @@ void child_write_output(void) {
         const unsigned char *output;
         size_t size;
         yajl_gen_get_buf(gen, &output, &size);
-        fwrite(output, 1, size, stdout);
-        fwrite("\n", 1, 1, stdout);
-        fflush(stdout);
+        write(child_stdin, output, size);
+        write(child_stdin, "\n", 1);
         yajl_gen_clear(gen);
     }
 }
@@ -430,7 +431,7 @@ void start_child(char *command) {
                 close(pipe_out[0]);
 
                 dup2(pipe_in[0], STDIN_FILENO);
-                dup2(pipe_out[1], STDOUT_FILENO);
+                child_stdin = pipe_out[1];
 
                 break;
         }