ref: 6dce09cec3bf6a689fa9a3f838df67d7d48d9d1a
dir: /libdraw/subfontname.c/
#include "lib9.h" #include "draw.h" /* * Default version: convert to file name */ char* subfontname(char *cfname, char *fname, int maxdepth) { char *t, *u, tmp1[128], tmp2[128]; int i; if(strcmp(cfname, "*default*") == 0) return strdup(cfname); t = cfname; if(t[0] != '/'){ snprint(tmp2, sizeof tmp2, "%s", fname); u = utfrrune(tmp2, '/'); if(u) u[0] = 0; else strcpy(tmp2, "."); snprint(tmp1, sizeof tmp1, "%s/%s", tmp2, t); t = tmp1; } if(maxdepth > 8) maxdepth = 8; for(i=3; i>=0; i--){ if((1<<i) > maxdepth) continue; /* try i-bit grey */ snprint(tmp2, sizeof tmp2, "%s.%d", t, i); if(access(tmp2, AREAD) == 0) return strdup(tmp2); } /* try default */ if(access(t, AREAD) == 0) return strdup(t); return nil; }