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handle return of fread

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This commit is contained in:
Dane Springmeyer 2011-04-01 23:54:58 +00:00
parent 0a720f056a
commit d0e98eb3f1
2 changed files with 6 additions and 2 deletions
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2
agg/src/agg_gsv_text.cpp
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@ -555,7 +555,7 @@ namespace agg
if(len > 0)
{
m_loaded_font.resize(len);
if (fread(&m_loaded_font[0], 1, len, fd) == 1)
if (fread(&m_loaded_font[0], 1, len, fd) == len)
{
m_font = &m_loaded_font[0];
}

6
src/png_reader.cpp
View file

@ -97,7 +97,11 @@ void png_reader::init()
if (!fp) throw image_reader_exception("cannot open image file "+fileName_);
png_byte header[8];
memset(header,0,8);
fread(header,1,8,fp);
if ( fread(header,1,8,fp) != 8)
{
fclose(fp);
throw image_reader_exception("Could not read " + fileName_);
}
int is_png=!png_sig_cmp(header,0,8);
if (!is_png)
{