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refactor code

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Added common functions autoconf_check_readable and fail.
Added some TODOs for later completion.
Updated messages from upstream plugins.
This commit is contained in:
Helmut Grohne 2013-02-05 12:38:12 +01:00
parent e71641b88f
commit bb7bf0bcd7
15 changed files with 97 additions and 166 deletions
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12
tools/munin-plugins-busybox/entropy.c
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@ -1,5 +1,6 @@
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include "common.h"
#define ENTROPY_AVAIL "/proc/sys/kernel/random/entropy_avail"
@ -21,16 +22,13 @@ int entropy(int argc, char **argv) {
return 0;
}
if(!strcmp(argv[1], "autoconf"))
return writeyes();
}
if(!(f=fopen(ENTROPY_AVAIL, "r"))) {
fputs("cannot open " ENTROPY_AVAIL "\n", stderr);
return 1;
return autoconf_check_readable(ENTROPY_AVAIL);
}
if(!(f=fopen(ENTROPY_AVAIL, "r")))
return fail("cannot open " ENTROPY_AVAIL);
if(1 != fscanf(f, "%d", &entropy)) {
fputs("cannot read from " ENTROPY_AVAIL "\n", stderr);
fclose(f);
return 1;
return fail("cannot read from " ENTROPY_AVAIL);
}
fclose(f);
printf("entropy.value %d\n", entropy);