[PATCH 1/6] tracepath: re-use printf return in print_host
From: Mike Frysinger <hidden>
Date: 2012-08-01 15:45:29
Subsystem:
the rest · Maintainer:
Linus Torvalds
Since the printf funcs already return the length of chars displayed, use that value instead of re-calculating the length with strlen. Signed-off-by: Mike Frysinger <redacted> --- tracepath.c | 11 ++++------- tracepath6.c | 11 ++++------- 2 files changed, 8 insertions(+), 14 deletions(-)
diff --git a/tracepath.c b/tracepath.c
index bcec20d..ca84a69 100644
--- a/tracepath.c
+++ b/tracepath.c@@ -68,13 +68,10 @@ void data_wait(int fd) void print_host(const char *a, const char *b, int both) { - int plen = 0; - printf("%s", a); - plen = strlen(a); - if (both) { - printf(" (%s)", b); - plen += strlen(b) + 3; - } + int plen; + plen = printf("%s", a); + if (both) + plen += printf(" (%s)", b); if (plen >= HOST_COLUMN_SIZE) plen = HOST_COLUMN_SIZE - 1; printf("%*s", HOST_COLUMN_SIZE - plen, "");
diff --git a/tracepath6.c b/tracepath6.c
index 0cbe3a1..5c2db8f 100644
--- a/tracepath6.c
+++ b/tracepath6.c@@ -80,13 +80,10 @@ void data_wait(int fd) void print_host(const char *a, const char *b, int both) { - int plen = 0; - printf("%s", a); - plen = strlen(a); - if (both) { - printf(" (%s)", b); - plen += strlen(b) + 3; - } + int plen; + plen = printf("%s", a); + if (both) + plen += printf(" (%s)", b); if (plen >= HOST_COLUMN_SIZE) plen = HOST_COLUMN_SIZE - 1; printf("%*s", HOST_COLUMN_SIZE - plen, "");
--
1.7.9.7