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editting a file
William Labbett
Member #4,486
March 2004
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Thanks for the help guys.

Just wondering what I should do instead of using ftruncate now. I guess I'll have to rewrite the whole file when I want to change it's size ?

OnlineCop
Member #7,919
October 2006
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1void save(struct F_REP* f_rep, PACKFILE* pf) 2{ 3 assert(F_REP && "f_rep was passed in as a NULL pointer!"); 4 assert(pf && "pf was passed in as a NULL pointer!"); 5 6 /**< first, write the # of actually-used bytes in this string */ 7 pack_iputl(strlen(f_rep->png_filename), pf); 8 9 pack_iputl(f_rep->type, pf); 10 pack_iputl(f_rep->squares_wide_on_map, pf); 11 ... 12 pack_iputl(f_rep->has_mask, pf); 13} 14 15 16void read(struct F_REP* f_rep, PACKFILE* pf) 17{ 18 size_t len_filename = 0; 19 20 assert(F_REP && "f_rep was passed in as a NULL pointer!"); 21 assert(pf && "pf was passed in as a NULL pointer!"); 22 23 /**< first, read in the number of bytes in the string */ 24 len_filename = pack_igetl(pf); 25 pack_fread(&f_rep->png_filename, len_filename, pf); 26 if (pack_feof(pf)) 27 exit_with_error("EOF reached after reading in `png_filename'!\n"); 28 29 f_rep->type = pack_igetl(pf); 30 f_rep->squares_wide_on_map = pack_igetl(pf); 31 ... 32 f_rep->has_mask = = pack_igetl(pf); 33}

I made a VR game!

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