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73fdbba59c
This was a workaround to be able to build on case-insensitive file systems where it might get confused about <string.h> vs <String.h>. Let's just not support building that way, so String.h can have an objectively nicer name. :^)
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
#include <AK/String.h>
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#include <AK/JsonArray.h>
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#include <AK/JsonObject.h>
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#include <AK/Vector.h>
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#include <LibCore/CFile.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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struct FileSystem {
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String fs;
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size_t total_block_count { 0 };
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size_t free_block_count { 0 };
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size_t total_inode_count { 0 };
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size_t free_inode_count { 0 };
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String mount_point;
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};
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int main(int, char**)
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{
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CFile file("/proc/df");
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if (!file.open(CIODevice::ReadOnly)) {
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fprintf(stderr, "Failed to open /proc/df: %s\n", file.error_string());
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return 1;
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}
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printf("Filesystem Blocks Used Available Mount point\n");
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auto file_contents = file.read_all();
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auto json = JsonValue::from_string(file_contents).as_array();
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json.for_each([](auto& value) {
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auto fs_object = value.as_object();
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auto fs = fs_object.get("class_name").to_string();
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auto total_block_count = fs_object.get("total_block_count").to_u32();
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auto free_block_count = fs_object.get("free_block_count").to_u32();
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auto total_inode_count = fs_object.get("total_inode_count").to_u32();
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auto free_inode_count = fs_object.get("free_inode_count").to_u32();
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auto mount_point = fs_object.get("mount_point").to_string();
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(void)total_inode_count;
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(void)free_inode_count;
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printf("%-10s", fs.characters());
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printf("%10u ", total_block_count);
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printf("%10u ", total_block_count - free_block_count);
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printf("%10u ", free_block_count);
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printf("%s", mount_point.characters());
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printf("\n");
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});
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return 0;
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}
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