hostname function

This commit is contained in:
Aaron Marcher 2016-06-10 15:53:07 +02:00 committed by Aaron Marcher (drkhsh)
parent 67203c6660
commit 2e72b212d3
3 changed files with 25 additions and 0 deletions

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@ -17,6 +17,7 @@ static unsigned int update_interval = 1;
- datetime (date and time) [argument: format] - datetime (date and time) [argument: format]
- disk_perc (disk usage in percent) [argument: mountpoint] - disk_perc (disk usage in percent) [argument: mountpoint]
- entropy (available entropy) [argument: NULL] - entropy (available entropy) [argument: NULL]
- hostname [argument: NULL]
- ip (ip address) [argument: interface] - ip (ip address) [argument: interface]
- ram_perc (ram usage in percent) [argument: NULL] - ram_perc (ram usage in percent) [argument: NULL]
- temp (temperature in degrees) [argument: temperature file] - temp (temperature in degrees) [argument: temperature file]

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@ -208,6 +208,29 @@ entropy(const char *null)
return smprintf("%d", entropy); return smprintf("%d", entropy);
} }
/* hostname */
char *
hostname(const char *null)
{
char *hostname = "";
FILE *fp;
/* open hostname file */
if (!(fp = fopen("/proc/sys/kernel/hostname", "r"))) {
fprintf(stderr, "Could not open hostname file.\n");
return smprintf("n/a");
}
/* extract hostname */
fscanf(fp, "%s", hostname);
/* close hostname file */
fclose(fp);
/* return entropy */
return smprintf("%s", hostname);
}
/* ip address */ /* ip address */
char * char *
ip(const char *interface) ip(const char *interface)

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@ -19,6 +19,7 @@ char *cpu_perc(const char *);
char *datetime(const char *); char *datetime(const char *);
char *disk_perc(const char *); char *disk_perc(const char *);
char *entropy(const char*); char *entropy(const char*);
char *hostname(const char *);
char *ip(const char *); char *ip(const char *);
char *ram_perc(const char *); char *ram_perc(const char *);
char *temp(const char *); char *temp(const char *);