DeforaOS/utils
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Implemented -k

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This commit is contained in:
Pierre Pronchery 2006-05-29 23:20:56 +00:00
parent 800ca47f3e
commit 440a7559fc
1 changed files with 21 additions and 9 deletions
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30
src/df.c
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@ -5,20 +5,26 @@
#include <sys/statvfs.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
/* Prefs */
typedef int Prefs;
#define PREFS_k 1
/* df */
static int _df_error(char const * message, int ret);
static int _df_do(char const * file);
static int _df(int filec, char * filev[])
static int _df_do(Prefs * prefs, char const * file);
static int _df(Prefs * prefs, int filec, char * filev[])
{
int ret = 0;
int i;
/* FIXME */
printf("%s", "Filesystem 512-blocks Used Available Capacity Mounted on\n");
printf("%s%s%s", "Filesystem ", *prefs & PREFS_k ? "1024" : " 512",
"-blocks Used Available Capacity Mounted on\n");
for(i = 0; i < filec; i++)
ret |= _df_do(filev[i]);
ret |= _df_do(prefs, filev[i]);
return ret;
}
@ -29,14 +35,17 @@ static int _df_error(char const * message, int ret)
return ret;
}
static int _df_do(char const * file)
static int _df_do(Prefs * prefs, char const * file)
{
struct statvfs f;
int mod;
if(statvfs(file, &f) != 0)
return _df_error(file, 1);
printf("%10s %10d %10d %10d %7d%% %s\n", "", f.f_blocks,
f.f_blocks-f.f_bfree, f.f_bavail,
mod = f.f_bsize / ((*prefs & PREFS_k) ? 1024 : 512);
/* FIXME round up "Use%" result */
printf("%11s %10lu %10lu %10lu %7lu%% %s\n", "", f.f_blocks * mod,
(f.f_blocks-f.f_bfree) * mod, f.f_bavail * mod,
((f.f_blocks-f.f_bfree)*100)/((f.f_blocks-f.f_bfree)
+f.f_bavail), "");
return 0;
@ -55,11 +64,14 @@ static int _usage(void)
int main(int argc, char * argv[])
{
int o;
Prefs prefs;
memset(&prefs, sizeof(prefs), 0);
while((o = getopt(argc, argv, "kPT")) != -1)
switch(o)
{
case 'k':
prefs |= PREFS_k;
break;
case 'P':
break;
@ -68,5 +80,5 @@ int main(int argc, char * argv[])
default:
return _usage();
}
return _df(argc - optind, &argv[optind]) == 0 ? 0 : 2;
return _df(&prefs, argc - optind, &argv[optind]) == 0 ? 0 : 2;
}