- SCM sname = ly_symbol2scm (name.to_str0 ());
-
- SCM name_string = scm_makfrom0str (name.to_str0 ());
-
- SCM val;
-
- if (!afm_p_dict_->try_retrieve (sname, &val))
- {
- String path;
-
- if (path.is_empty ())
- path = search_path_.find (name + ".afm");
-
- if (path.is_empty ())
- {
- String p = kpathsea_find_afm (name.to_str0 ());
- if (p.length ())
- path = p;
- }
-
- if (path.is_empty ())
- return 0;
-
- if (verbose_global_b)
- progress_indication ("[" + path);
- val = read_afm_file (path);
- unsmob_metrics (val)->path_ = path;
-
- unsmob_metrics (val)->description_ = gh_cons (name_string, gh_double2scm (1.0));
-
- if (verbose_global_b)
- progress_indication ("]");
-
- afm_p_dict_->set (sname,val);
-
- scm_gc_unprotect_object (val);
-
-
- Adobe_font_metric *afm
- = dynamic_cast<Adobe_font_metric*> (unsmob_metrics (val));
-
- /*
- only check checksums if there is one. We take the risk that
- some file has valid checksum 0
- */
- if (afm->checksum_)
- {
- Tex_font_metric * tfm = find_tfm (name);
-
- /* FIXME: better warning message
- (maybe check upon startup for feta16.afm, feta16.tfm?)
- */
- if (tfm && tfm->info_.checksum != afm->checksum_)
- {
- String s = _f ("checksum mismatch for font file: `%s'",
- path.to_str0 ());
- s += " " + _f ("does not match: `%s'", tfm->path_.to_str0 ()); // FIXME
- s += "\n";
- s += " TFM: " + to_string ((int) tfm->info_.checksum);
- s += " AFM: " + to_string ((int) afm->checksum_);
- s += "\n";
- s += _ ("Rebuild all .afm files, and remove all .pk and .tfm files.");
- s += "\n";
- s += _ ("Rerun with -V to show font paths.");
- s += "\n";
- s += _("A script for removing font-files is delivered with the source-code:");
- s += "\n";
- s += "buildscripts/clean-fonts.sh";
- error (s);
- }
- }
- }
-
- return dynamic_cast<Adobe_font_metric*> (unsmob_metrics (val));