forked from Bananymous/banan-os
30 lines
758 B
C++
30 lines
758 B
C++
#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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void usage(int ret, char* cmd)
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{
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FILE* fout = (ret == 0) ? stdout : stderr;
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fprintf(fout, "usage: %s [OPTION]...\n", cmd);
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fprintf(fout, "Tells the kernel to start a disk sync as soon as possible\n");
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fprintf(fout, " -b, --block return only after sync is complete\n");
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fprintf(fout, " -h, --help show this message and exit\n");
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exit(ret);
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}
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int main(int argc, char** argv)
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{
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bool block = false;
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for (int i = 1; i < argc; i++)
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{
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if (strcmp(argv[i], "-b") == 0 || strcmp(argv[i], "--block") == 0)
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block = true;
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else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0)
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usage(0, argv[0]);
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else
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usage(1, argv[0]);
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}
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syncsync(block);
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return 0;
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}
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