c-ipfs/test/scripts/generate_file.c
2017-10-05 15:37:27 -05:00

26 lines
486 B
C

#include <stdio.h>
#include <stdlib.h>
int main(int argc, char** argv) {
if (argc != 3) {
fprintf(stderr, "Syntax: %s <filename> <size>\n", argv[0]);
exit(1);
}
char* filename = argv[1];
long file_size = atoi(argv[2]);
FILE* fd = fopen(filename, "w");
if (!fd) {
fprintf(stderr, "Unable to open the file %s for writing.\n", filename);
exit(1);
}
for(size_t i = 0; i < file_size; i++) {
char byte = i % 255;
fwrite(&byte, 1, 1, fd);
}
fclose(fd);
return 0;
}