61 lines
1.1 KiB
C++
61 lines
1.1 KiB
C++
#include <limits.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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int create_directory(const char* path, bool create_parents)
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{
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const size_t pathlen = strlen(path);
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if (pathlen == 0 || pathlen >= PATH_MAX)
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{
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fprintf(stderr, "mkdir: %s\n", strerror(ENOENT));
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return 1;
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}
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if (!create_parents)
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{
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const int ret = mkdir(path, 0755);
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if (ret == 0)
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return 0;
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perror("mkdir");
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return -1;
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}
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int ret = 0;
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char buffer[PATH_MAX];
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for (size_t i = 0; path[i];)
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{
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for (; path[i] && path[i] != '/'; i++)
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buffer[i] = path[i];
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for (; path[i] && path[i] == '/'; i++)
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buffer[i] = path[i];
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buffer[i] = '\0';
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if (mkdir(buffer, 0755) == -1 && errno != EEXIST)
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{
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perror("mkdir");
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ret = -1;
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}
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}
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return ret;
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}
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int main(int argc, char** argv)
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{
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const bool create_parents = argc >= 2 && strcmp(argv[1], "-p") == 0;
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if (argc <= 1 + create_parents)
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{
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fprintf(stderr, "missing operand\n");
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return 1;
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}
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int ret = 0;
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for (int i = 1 + create_parents; i < argc; i++)
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if (create_directory(argv[i], create_parents) == -1)
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ret = 1;
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return ret;
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}
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