treebird/src/file-to-c/main.c

61 lines
1.1 KiB
C

/*
* Treebird - Lightweight frontend for Pleroma
*
* Licensed under the BSD 3-Clause License
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
enum args
{
ARG_FILENAME = 1,
ARG_VARIABLE
};
long filesize(FILE* file)
{
long orig = ftell(file);
fseek(file, 0, SEEK_END);
long size = ftell(file);
fseek(file, orig, SEEK_SET);
return size;
}
int main(int argc, char** argv)
{
char* buf;
FILE* file = fopen(argv[ARG_FILENAME], "rb");
long size = filesize(file);
if (!(buf = malloc(size)))
{
perror("malloc");
return 1;
}
if (fread(buf, 1, size, file) != size)
{
fputs("Didn't read correctly!", stderr);
free(buf);
return 1;
}
fclose(file);
printf("#ifndef __%s\n", argv[ARG_VARIABLE]);
printf("#define __%s\n", argv[ARG_VARIABLE]);
printf("static size_t %s_size = %ld;\n", argv[ARG_VARIABLE], size);
printf("static const char %s[] = {", argv[ARG_VARIABLE]);
for (size_t i = 0; i < size; ++i)
{
printf("0X%hhX,", buf[i]);
}
puts("0};\n#endif");
free(buf);
return 0;
}