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Silence overzealous -Wunused-result warnings on GCC

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This commit is contained in:
Arthur O'Dwyer
2022-07-05 13:13:17 -04:00
parent dd55129ed3
commit 3c3f2b2b21
4 changed files with 16 additions and 16 deletions
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6
rogueviz/presentation.cpp
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@@ -160,7 +160,7 @@ string gen_latex(presmode mode, string s, int res) {
string filename = format("latex-cache/%08X.png", hash);
if(mode == pmStartAll) {
if(!file_exists(filename)) {
system("mkdir latex-cache");
hr::ignore(system("mkdir latex-cache"));
FILE *f = fopen("latex-cache/rogueviz-latex.tex", "w");
fprintf(f,
"\\documentclass[border=2pt]{standalone}\n"
@@ -172,9 +172,9 @@ string gen_latex(presmode mode, string s, int res) {
"\\end{varwidth}\n"
"\\end{document}\n", s.c_str());
fclose(f);
system("cd latex-cache; pdflatex rogueviz-latex.tex");
hr::ignore(system("cd latex-cache; pdflatex rogueviz-latex.tex"));
string pngline = "cd latex-cache; pdftopng -r " + its(res) + " rogueviz-latex.pdf t";
system(pngline.c_str());
hr::ignore(system(pngline.c_str()));
rename("latex-cache/t-000001.png", filename.c_str());
}
}