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authorJan Engelhardt <jengelh@medozas.de>2010-12-18 02:04:59 +0100
committerJan Engelhardt <jengelh@medozas.de>2011-01-31 03:05:34 +0100
commit73866357e4a7a0fdc1b293bf8863fee2bd56da9e (patch)
tree1890725e5f327ba14ccf452ff9e5916954d7908f /extensions/libxt_multiport.c
parentbb8be30857edd501e701c2f22db6c59bd6839c87 (diff)
iptables: do not print trailing whitespaces
Due to the use of printf("foobar "), iptables emits spaces at the end-of-line, which looks odd to some users because it causes the terminal to wrap even if there is seemingly nothing to print. It may also have other points of annoyance, such as mailers interpreting a trailing space as an indicator that the paragraph continues when format=flowed is also on. And git highlights trailing spaces in red, so let's avoid :) Preexisting inconsistencies in outputting spaces in the right spot are also addressed right away. References: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=429579 Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Diffstat (limited to 'extensions/libxt_multiport.c')
-rw-r--r--extensions/libxt_multiport.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/extensions/libxt_multiport.c b/extensions/libxt_multiport.c
index 2f523837..163c7dc5 100644
--- a/extensions/libxt_multiport.c
+++ b/extensions/libxt_multiport.c
@@ -316,7 +316,7 @@ __multiport_print(const struct xt_entry_match *match, int numeric,
= (const struct xt_multiport *)match->data;
unsigned int i;
- printf("multiport ");
+ printf(" multiport ");
switch (multiinfo->flags) {
case XT_MULTIPORT_SOURCE:
@@ -340,7 +340,6 @@ __multiport_print(const struct xt_entry_match *match, int numeric,
printf("%s", i ? "," : "");
print_port(multiinfo->ports[i], proto, numeric);
}
- printf(" ");
}
static void multiport_print(const void *ip_void,
@@ -364,7 +363,7 @@ static void __multiport_print_v1(const struct xt_entry_match *match,
= (const struct xt_multiport_v1 *)match->data;
unsigned int i;
- printf("multiport ");
+ printf(" multiport ");
switch (multiinfo->flags) {
case XT_MULTIPORT_SOURCE:
@@ -385,7 +384,7 @@ static void __multiport_print_v1(const struct xt_entry_match *match,
}
if (multiinfo->invert)
- printf("! ");
+ printf(" !");
for (i=0; i < multiinfo->count; i++) {
printf("%s", i ? "," : "");
@@ -395,7 +394,6 @@ static void __multiport_print_v1(const struct xt_entry_match *match,
print_port(multiinfo->ports[++i], proto, numeric);
}
}
- printf(" ");
}
static void multiport_print_v1(const void *ip_void,
@@ -422,15 +420,15 @@ static void __multiport_save(const struct xt_entry_match *match,
switch (multiinfo->flags) {
case XT_MULTIPORT_SOURCE:
- printf("--sports ");
+ printf(" --sports ");
break;
case XT_MULTIPORT_DESTINATION:
- printf("--dports ");
+ printf(" --dports ");
break;
case XT_MULTIPORT_EITHER:
- printf("--ports ");
+ printf(" --ports ");
break;
}
@@ -438,7 +436,6 @@ static void __multiport_save(const struct xt_entry_match *match,
printf("%s", i ? "," : "");
print_port(multiinfo->ports[i], proto, 1);
}
- printf(" ");
}
static void multiport_save(const void *ip_void,
@@ -463,19 +460,19 @@ static void __multiport_save_v1(const struct xt_entry_match *match,
unsigned int i;
if (multiinfo->invert)
- printf("! ");
+ printf(" !");
switch (multiinfo->flags) {
case XT_MULTIPORT_SOURCE:
- printf("--sports ");
+ printf(" --sports ");
break;
case XT_MULTIPORT_DESTINATION:
- printf("--dports ");
+ printf(" --dports ");
break;
case XT_MULTIPORT_EITHER:
- printf("--ports ");
+ printf(" --ports ");
break;
}
@@ -487,7 +484,6 @@ static void __multiport_save_v1(const struct xt_entry_match *match,
print_port(multiinfo->ports[++i], proto, 1);
}
}
- printf(" ");
}
static void multiport_save_v1(const void *ip_void,