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[1/3] tracepath: re-use printf return in print_host

Message ID 1298137889-23969-1-git-send-email-vapier@gentoo.org
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Mike Frysinger Feb. 19, 2011, 5:51 p.m. UTC 
The printf funcs take an int for field widths, not a size_t.  Also, 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 <vapier@gentoo.org>
---
 tracepath.c  |   11 ++++-------
 tracepath6.c |   11 ++++-------
 2 files changed, 8 insertions(+), 14 deletions(-)
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Patch

diff --git a/tracepath.c b/tracepath.c
index 81c22e9..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)
 {
-	size_t 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 5cc7424..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)
 {
-	size_t 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, "");