st-patches/st-disable-bold-italic-fonts.patch

# based on Alex Kozadaev's st-disable-bold-italic-fonts.diff
# https://st.suckless.org/patches/disable_bold_italic_fonts/

diff --git a/config.def.h b/config.def.h
index 482901e..50a4896 100644
--- a/config.def.h
+++ b/config.def.h
@@ -6,6 +6,12 @@
  * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html
  */
 static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
+
+/* disable bold, italic and roman fonts globally */
+int disablebold = 0;
+int disableitalic = 0;
+int disableroman = 0;
+
 static int borderpx = 2;
 
 /*
diff --git a/x.c b/x.c
index 5828a3b..ad65501 100644
--- a/x.c
+++ b/x.c
@@ -244,6 +244,11 @@ static char *opt_title = NULL;
 
 static int oldbutton = 3; /* button event on startup: 3 = release */
 
+/* declared in config.h */
+extern int disablebold;
+extern int disableitalic;
+extern int disableroman;
+
 void
 clipcopy(const Arg *dummy)
 {
@@ -960,17 +965,20 @@ xloadfonts(char *fontstr, double fontsize)
 	win.ch = ceilf(dc.font.height * chscale);
 
 	FcPatternDel(pattern, FC_SLANT);
-	FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
+	if (!disableitalic)
+		FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
 	if (xloadfont(&dc.ifont, pattern))
 		die("can't open font %s\n", fontstr);
 
 	FcPatternDel(pattern, FC_WEIGHT);
-	FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
+	if (!disablebold)
+		FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
 	if (xloadfont(&dc.ibfont, pattern))
 		die("can't open font %s\n", fontstr);
 
 	FcPatternDel(pattern, FC_SLANT);
-	FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN);
+	if (!disableroman)
+		FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN);
 	if (xloadfont(&dc.bfont, pattern))
 		die("can't open font %s\n", fontstr);