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Merge pull request #331 from zevv/histogram
v1.5.0-rc1
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
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| #include "config.h" | ||
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| #include <limits.h> | ||
| #include <stdlib.h> | ||
| #include <stdio.h> | ||
| #include <string.h> | ||
| #include <time.h> | ||
| #include <errno.h> | ||
| #include <sys/types.h> | ||
| #include <sys/stat.h> | ||
| #include <unistd.h> | ||
| #include <math.h> | ||
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| #include "cmd.h" | ||
| #include "duc.h" | ||
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| static bool opt_apparent = false; | ||
| static bool opt_base = false; | ||
| static bool opt_bytes = false; | ||
| static char *opt_database = NULL; | ||
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| static int histogram_db(duc *duc, char *file) | ||
| { | ||
| struct duc_index_report *report; | ||
| duc_size_type st = opt_apparent ? DUC_SIZE_TYPE_APPARENT : DUC_SIZE_TYPE_ACTUAL; | ||
| int i = 0; | ||
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| int r = duc_open(duc, file, DUC_OPEN_RO); | ||
| if(r != DUC_OK) { | ||
| duc_log(duc, DUC_LOG_FTL, "%s", duc_strerror(duc)); | ||
| return -1; | ||
| } | ||
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| while(( report = duc_get_report(duc, i)) != NULL) { | ||
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| printf("Path: %s\n%3s %10s %10s\n",report->path,"Bkt","Size","Count"); | ||
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| size_t count; | ||
| size_t bucket_size = 0; | ||
| char pretty[32]; | ||
| setlocale(LC_NUMERIC, ""); | ||
| for (int i=0; i < report->histogram_buckets; i++) { | ||
| count = report->histogram[i]; | ||
| bucket_size = pow(2, i); | ||
| int ret = humanize(bucket_size, 0, 1024, pretty, sizeof pretty); | ||
| printf("%3d %10s %'10d\n",i, pretty, count); | ||
| } | ||
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| duc_index_report_free(report); | ||
| printf("\n"); | ||
| i++; | ||
| } | ||
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| duc_close(duc); | ||
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| return 0; | ||
| } | ||
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| static int histogram_main(duc *duc, int argc, char **argv) | ||
| { | ||
| return(histogram_db(duc, opt_database)); | ||
| } | ||
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| static struct ducrc_option options[] = { | ||
| { &opt_apparent, "apparent", 'a', DUCRC_TYPE_BOOL, "show apparent instead of actual file size" }, | ||
| { &opt_bytes, "bytes", 'b', DUCRC_TYPE_BOOL, "show bucket size in exact number of bytes" }, | ||
| { &opt_database, "database", 'd', DUCRC_TYPE_STRING, "select database file to use [~/.duc.db]" }, | ||
| { &opt_base, "base10", 't', DUCRC_TYPE_BOOL, "show histogram in base 10 bucket spacing, default base2 bucket sizes." }, | ||
| { NULL } | ||
| }; | ||
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| struct cmd cmd_histogram = { | ||
| .name = "histogram", | ||
| .descr_short = "Dump histogram of file sizes found.", | ||
| .usage = "[options]", | ||
| .main = histogram_main, | ||
| .options = options, | ||
| }; | ||
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| /* | ||
| * End | ||
| */ | ||
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