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Reviewed the code, fixed a small bug with option name detection

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This commit is contained in:
Gabriele Bartolini
2010-12-16 22:13:30 +01:00
parent 56c65acd99
commit c687d0d670
1 changed files with 27 additions and 28 deletions
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55
config.c
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@@ -10,35 +10,36 @@
void
parse_config(const char *config_file, char *cluster_name, int *node, char *conninfo)
{
char *s, buff[256];
char *s, buff[MAXLEN];
char name[MAXLEN];
char value[MAXLEN];
FILE *fp = fopen (config_file, "r");
if (fp == NULL)
return;
return;
/* Read next line */
while ((s = fgets (buff, sizeof buff, fp)) != NULL)
{
char name[MAXLEN];
char value[MAXLEN];
/* Skip blank lines and comments */
if (buff[0] == '\n' || buff[0] == '#')
continue;
/* Skip blank lines and comments */
if (buff[0] == '\n' || buff[0] == '#')
continue;
/* Parse name/value pair from line */
/* Parse name/value pair from line */
parse_line(buff, name, value);
/* Copy into correct entry in parameters struct */
if (strcmp(name, "cluster") == 0)
strncpy (cluster_name, value, MAXLEN);
else if (strcmp(name, "node") == 0)
*node = atoi(value);
else if (strcmp(name, "conninfo") == 0)
strncpy (conninfo, value, MAXLEN);
else
printf ("WARNING: %s/%s: Unknown name/value pair!\n", name, value);
}
/* Copy into correct entry in parameters struct */
if (strncmp(name, "cluster", 7) == 0)
strncpy (cluster_name, value, MAXLEN);
else if (strncmp(name, "node", 4) == 0)
*node = atoi(value);
else if (strncmp(name, "conninfo", 8) == 0)
strncpy (conninfo, value, MAXLEN);
else
printf ("WARNING: %s/%s: Unknown name/value pair!\n", name, value);
}
/* Close file */
fclose (fp);
@@ -52,12 +53,12 @@ trim (char *s)
/* Trim and delimit right side */
while ( (isspace (*s2)) && (s2 >= s1) )
s2--;
--s2;
*(s2+1) = '\0';
/* Trim left side */
while ( (isspace (*s1)) && (s1 < s2) )
s1++;
++s1;
/* Copy finished string */
strcpy (s, s1);
@@ -67,14 +68,13 @@ trim (char *s)
void
parse_line(char *buff, char *name, char *value)
{
int i;
int j;
int i = 0;
int j = 0;
/*
* first we find the name of the parameter
*/
j = 0;
for (i = 0; i < MAXLEN; i++)
for ( ; i < MAXLEN; ++i)
{
if (buff[i] != '=')
name[j++] = buff[i];
@@ -83,12 +83,11 @@ parse_line(char *buff, char *name, char *value)
}
name[j] = '\0';
i++;
/*
* Now the value
*/
j = 0;
for ( ; i < MAXLEN; i++)
for ( ++i ; i < MAXLEN; i++)
if (buff[i] == '\'')
continue;
else if (buff[i] != '\n')
@@ -96,5 +95,5 @@ parse_line(char *buff, char *name, char *value)
else
break;
value[j] = '\0';
trim(value);
trim(value);
}