suckless/slstatus

commit 2e72b212d3019a23accfd9d001bcec5d3ee5ab46
parent 67203c66600113259f4f25b1021c6395f3a62dd6
Author: Aaron Marcher <[email protected]>
Date:   Fri, 10 Jun 2016 15:53:07 +0200

hostname function

Diffstat:
M
config.def.h
1
+
M
slstatus.c
23
+++++++++++++++++++++++
M
slstatus.h
1
+

3 files changed, 25 insertions(+), 0 deletions(-)
diff --git a/config.def.h b/config.def.h
@@ -17,6 +17,7 @@ static unsigned int update_interval = 1;

 - datetime (date and time) [argument: format]
 - disk_perc (disk usage in percent) [argument: mountpoint]
 - entropy (available entropy) [argument: NULL]
+- hostname [argument: NULL]
 - ip (ip address) [argument: interface]
 - ram_perc (ram usage in percent) [argument: NULL]
 - temp (temperature in degrees) [argument: temperature file]
diff --git a/slstatus.c b/slstatus.c
@@ -208,6 +208,29 @@ entropy(const char *null)

     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 */
 char *
 ip(const char *interface)
diff --git a/slstatus.h b/slstatus.h
@@ -19,6 +19,7 @@ char *cpu_perc(const char *);

 char *datetime(const char *);
 char *disk_perc(const char *);
 char *entropy(const char*);
+char *hostname(const char *);
 char *ip(const char *);
 char *ram_perc(const char *);
 char *temp(const char *);

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