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Check that pango's suggested font name is not an empty string

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On msys2 pango seems to always returns empty string for the suggested
font. It's a good idea to check that the string is not empty before
printing it - on all platforms.
This commit is contained in:
amitdo 2016-06-19 13:40:17 +03:00
parent 96720c785d
commit 724fb894ac
1 changed files with 5 additions and 3 deletions
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8
training/text2image.cpp
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@ -441,9 +441,11 @@ int main(int argc, char** argv) {
if (!FLAGS_find_fonts && !FontUtils::IsAvailableFont(FLAGS_font.c_str())) {
string pango_name;
if (!FontUtils::IsAvailableFont(FLAGS_font.c_str(), &pango_name)) {
tprintf("Could not find font named %s. Pango suggested font %s\n"
"Please correct --font arg.\n",
FLAGS_font.c_str(), pango_name.c_str());
tprintf("Could not find font named %s.", FLAGS_font.c_str());
if (!pango_name.empty()) {
tprintf("Pango suggested font %s.\n", pango_name.c_str());
}
tprintf("Please correct --font arg.\n");
exit(1);
}
}