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ptp4l: ignore empty lines and comments in config. 

Signed-off-by: Miroslav Lichvar <mlichvar@redhat.com>
master
Miroslav Lichvar 2012-11-06 19:00:00 +01:00 committed by Richard Cochran
parent 1a83619b17
commit ff547aeebb
2 changed files with 15 additions and 3 deletions
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15
config.c
View File

@ -18,6 +18,7 @@
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include "config.h"
#include "ether.h"
#include "print.h"
@ -318,7 +319,7 @@ int config_read(char *name, struct config *cfg)
{
enum config_section current_section = GLOBAL_SECTION;
FILE *fp;
char line[1024];
char buf[1024], *line;
int current_port;
fp = 0 == strncmp(name, "-", 2) ? stdin : fopen(name, "r");
@ -328,7 +329,17 @@ int config_read(char *name, struct config *cfg)
return -1;
}
while (fgets(line, sizeof(line), fp)) {
while (fgets(buf, sizeof(buf), fp)) {
line = buf;
/* skip whitespace characters */
while (isspace(line[0]))
line++;
/* ignore empty lines and comments */
if (line[0] == '#' || line[0] == '\n' || line[0] == '\0')
continue;
if (scan_mode(line, &current_section) ) {
if (current_section == PORT_SECTION) {
char port[17];

3
ptp4l.8
View File

@ -113,7 +113,8 @@ Display a help message.
The configuration file is divided into sections. Each section starts with a
line containing its name enclosed in brackets and it follows with settings.
Each setting is placed on a separate line, it contains the name of the
option and the value separated by whitespace characters.
option and the value separated by whitespace characters. Empty lines and lines
starting with # are ignored.
The global section (indicated as
.BR [global] )