hostname: use POSIX routine to get hostname rather than reading from procfs
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@ -271,14 +271,10 @@ hostname(void)
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char buf[HOST_NAME_MAX];
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FILE *fp;
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fp = fopen("/proc/sys/kernel/hostname", "r");
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if (fp == NULL) {
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warn("Failed to open file /proc/sys/kernel/hostname");
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if (gethostname(buf, sizeof(buf)) == -1) {
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warn(1, "hostname");
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return smprintf(UNKNOWN_STR);
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}
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fgets(buf, sizeof(buf), fp);
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buf[strlen(buf)-1] = '\0';
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fclose(fp);
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return smprintf("%s", buf);
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}
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