86 lines
1.7 KiB
C
86 lines
1.7 KiB
C
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#include <inttypes.h>
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#include <limits.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "progress.h"
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static uint64_t progress_max;
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static uint64_t progress_pcent;
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static uint64_t progress_n_upd;
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static time_t progress_prevsec;
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static struct timespec progress_start;
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#define PROGRESS_CHARS 50
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void progress_init(uint64_t count)
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{
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unsigned int i;
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progress_max = count;
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progress_pcent = 0;
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progress_n_upd = ULONG_MAX;
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progress_prevsec = ULONG_MAX;
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printf("\r[");
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for (i = 0; i < PROGRESS_CHARS; i++)
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printf(" ");
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printf("] 0%%");
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fflush(stdout);
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clock_gettime(CLOCK_MONOTONIC, &progress_start);}
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void progress_tick(uint64_t cur)
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{
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unsigned int i, pos;
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struct timespec now;
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uint64_t pcent;
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double sec;
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pcent = (cur * 100) / progress_max;
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if (progress_pcent == pcent && cur < progress_n_upd &&
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cur < progress_max)
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return;
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progress_pcent = pcent;
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pos = (pcent * PROGRESS_CHARS) / 101;
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clock_gettime(CLOCK_MONOTONIC, &now);
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printf("\r[");
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for (i = 0; i <= pos; i++)
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printf("=");
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for (; i < PROGRESS_CHARS; i++)
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printf(" ");
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printf("] %" PRIu64 "%%", pcent);
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sec = difftime(now.tv_sec, progress_start.tv_sec);
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if (sec >= 5 && pcent > 0) {
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uint64_t persec = cur / sec;
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uint64_t rem_sec;
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if (!persec)
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persec = 1;
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progress_n_upd = cur + persec;
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rem_sec = ((sec * 100) + (pcent / 2)) / pcent - sec;
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if (rem_sec > progress_prevsec)
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rem_sec = progress_prevsec;
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progress_prevsec = rem_sec;
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if (rem_sec < 60)
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printf(" ETA:%" PRIu64 "s ", rem_sec);
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else {
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printf(" ETA:%" PRIu64 ":%02" PRIu64 ":%02" PRIu64 " ",
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rem_sec / 3600,
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(rem_sec / 60) % 60,
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rem_sec % 60);
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}
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}
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fflush(stdout);
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}
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void progress_end(void)
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{
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printf("\n");
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}
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