addr2line: Add explicit fflush for stdout when reading from stdin.

To make it possible to use eu-addr2line interactively through a pipe we
need to explicitly flush stdout after handling each line from stdin.

https://sourceware.org/bugzilla/show_bug.cgi?id=23173

Signed-off-by: Mark Wielaard <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/addr2line.c b/src/addr2line.c
index 444ee52c..5acafa00 100644
--- a/src/addr2line.c
+++ b/src/addr2line.c
@@ -187,6 +187,7 @@ main (int argc, char *argv[])
 	    buf[chars - 1] = '\0';
 
 	  result = handle_address (buf, dwfl);
+	  fflush (stdout);
 	}
 
       free (buf);