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How can I get a file's size in C?
how do I know if binary file is empty in C?
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1Check if size is zero, http://stackoverflow.com/questions/238603/how-can-i-get-a-files-size-in-c – Hernán Eche Mar 02 '11 at 15:32
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empty as in 0, or empty as in doesn't execute any code? – Brandon Frohbieter Mar 02 '11 at 15:34
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@Yasir: this can be done portably. – Fred Foo Mar 02 '11 at 15:35
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windows 7 and I mean to check with function of reading files. – bla Mar 02 '11 at 15:35
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Are you concerned about NTFS alternate streams? – David Heffernan Mar 02 '11 at 15:37
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no I mean to check if exe file for example is emtpy – bla Mar 02 '11 at 15:38
1 Answers
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// assume file is opened as FILE *fp
fseek(fp, 0L, SEEK_END);
bool empty = ftell(fp) == 0L;
Fred Foo
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