Promote target 'mss' to default

index 151fba7..997a4cf 100644
@@ -9,7 +9,7 @@ LATEXSOURCES = \
 
 LATEXGENERATED = autodate.tex qqz.tex contrib.tex origpub.tex
 
-ABBREVTARGETS := 1c hb mss mstx msr msn msnt 1csf
+ABBREVTARGETS := 1c hb msns mstx msr msn msnt 1csf
 
 PDFTARGETS := perfbook.pdf $(foreach v,$(ABBREVTARGETS),perfbook-$(v).pdf)
 

@@ -60,11 +60,19 @@ else
 	targ = $(default)
 endif
 
-.PHONY: all touchsvg clean distclean neatfreak 2c ls-unused $(ABBREVTARGETS)
+.PHONY: all touchsvg clean distclean neatfreak 2c ls-unused $(ABBREVTARGETS) mss perfbook-mss.pdf mssmsg
 all: $(targ)
 
 2c: perfbook.pdf
 
+mss: perfbook-mss.pdf
+
+perfbook-mss.pdf: perfbook.pdf mssmsg
+
+mssmsg:
+	@echo "perfbook-mss.pdf is promoted to default target,"
+	@echo "built as perfbook.pdf."
+
 $(PDFTARGETS): %.pdf: %.tex %.bbl
 	sh utilities/runlatex.sh $(basename $@)
 

@@ -98,27 +106,27 @@ perfbook-1c.tex: perfbook.tex
 perfbook-hb.tex: perfbook.tex
 	sed -e 's/,twocolumn/&,letterpaperhb/' -e 's/setboolean{hardcover}{false}/setboolean{hardcover}{true}/' < $< > $@
 
-perfbook-mss.tex: perfbook.tex
-	sed -e 's/usepackage{courier}/usepackage[scaled=0.94]{couriers}/' < $< > $@
+perfbook-msns.tex: perfbook.tex
+	sed -e 's/\[scaled=\.94\]{couriers}/{courier}/' < $< > $@
 
 perfbook-mstx.tex: perfbook.tex
-	sed -e 's/usepackage{courier}/renewcommand*\\ttdefault{txtt}/' < $< > $@
+	sed -e 's/usepackage\[scaled=\.94\]{couriers}/renewcommand*\\ttdefault{txtt}/' < $< > $@
 
 perfbook-msr.tex: perfbook.tex
-	sed -e 's/usepackage{courier}/usepackage[scaled=0.94]{nimbusmono}/' < $< > $@
+	sed -e 's/\[scaled=\.94\]{couriers}/[scaled=.94]{nimbusmono}/' < $< > $@
 	@echo "## This target requires font package nimbus15. ##"
 
 perfbook-msn.tex: perfbook.tex
-	sed -e 's/usepackage{courier}/usepackage{nimbusmononarrow}/' < $< > $@
+	sed -e 's/\[scaled=\.94\]{couriers}/{nimbusmononarrow}/' < $< > $@
 	@echo "## This target requires font package nimbus15. ##"
 
 perfbook-msnt.tex: perfbook.tex
-	sed -e 's/usepackage{courier}/usepackage[zerostyle=a]{newtxtt}/' < $< > $@
+	sed -e 's/\[scaled=\.94\]{couriers}/[zerostyle=a]{newtxtt}/' < $< > $@
 	@echo "## This target requires font package newtxtt. ##"
 
 perfbook-1csf.tex: perfbook-1c.tex
 	sed -e 's/setboolean{sansserif}{false}/setboolean{sansserif}{true}/' \
-	    -e 's/usepackage{courier}/usepackage[var0]{inconsolata}/' < $< > $@
+	    -e 's/\[scaled=\.94\]{couriers}/[var0]{inconsolata}/' < $< > $@
 	@echo "## This target requires recent version (>= 1.3i) of mathastext. ##"
 
 # Rules related to perfbook_html are removed as of May, 2016

index bb1e47e..f90ba18 100644
@@ -9,7 +9,7 @@
 \usepackage{textcomp} % use symbols in TS1 encoding
 \usepackage{mathptmx} % use nice, standard fonts for roman,
 \usepackage[scaled=.92]{helvet}   % sans serif,
-\usepackage{courier}  % and monospace respectively
+\usepackage[scaled=.94]{couriers}  % and monospace respectively
 
 % Improves the text layout
 \usepackage{microtype}

index 997a4cf..a7b10cf 100644
@@ -60,7 +60,7 @@ else
 	targ = $(default)
 endif
 
-.PHONY: all touchsvg clean distclean neatfreak 2c ls-unused $(ABBREVTARGETS) mss perfbook-mss.pdf mssmsg
+.PHONY: all touchsvg clean distclean neatfreak 2c ls-unused $(ABBREVTARGETS) mss perfbook-mss.pdf mssmsg help
 all: $(targ)
 
 2c: perfbook.pdf

@@ -168,6 +168,25 @@ ifndef INKSCAPE
 endif
 	@inkscape --export-pdf=$@ $<
 
+help:
+	@echo "Official targets:"
+	@echo "  Full,              Abbr."
+	@echo "  perfbook.pdf,      2c:   (defalut) 2-column layout"
+	@echo "  perfbook-1c.pdf,   1c:   1-column layout"
+	@echo "  perfbook-hb.pdf,   hb:   For hardcover books (2-column)"
+	@echo
+	@echo "Experimental targets:"
+	@echo "  Full,              Abbr."
+	@echo "  perfbook-msr.pdf,  msr:  2c with regular thickness courier clone"
+	@echo "  perfbook-msn.pdf,  msn:  2c with narrow courier clone"
+	@echo "  perfbook-mstx.pdf, mstx: 2c with txtt as monospace"
+	@echo "  perfbook-msnt.pdf, msnt: 2c with newtxtt as monospace (non-slashed 0)"
+	@echo "  perfbook-1csf.pdf, 1csf: 1c with sans serif font"
+	@echo "  perfbook-msns.pdf, msns: 2c with non-scaled courier"
+	@echo "  \"msr\" and \"msn\" require \"numbus15\"."
+	@echo "  \"msnt\" requires \"newtxtt\"."
+	@echo "  \"1csf\" requires recent version (>=1.3i) of \"mathastext\"."
+
 clean:
 	find . -name '*.aux' -o -name '*.blg' \
 		-o -name '*.dvi' -o -name '*.log' \

index e1802ba..cbba768 100644
@@ -51,7 +51,7 @@ e.g., where time has appeared to go backwards.
 \end{figure}
 
 \begin{figure}[htbp]
-{ \fontsize{6.5pt}{7.5pt}\selectfont
+{ \scriptsize
 \begin{verbbox}
   1 /* WARNING: BUGGY CODE. */
   2 void *consumer(void *ignored)

index 75eb93f..50e87d8 100644
@@ -1252,7 +1252,7 @@ and finally lines~32-43 model \co{rcu_irq_exit()}.
 
 The \co{grace_period()} process then becomes as follows:
 
-{ \fontsize{6.7pt}{8pt}\selectfont
+{ \scriptsize
 \begin{verbatim}
   1 proctype grace_period()
   2 {

index bc51437..0d1bf8c 100644
@@ -1252,7 +1252,7 @@ These last two primitives are not provided directly by gcc,
 but may be implemented straightforwardly as follows:
 
 \vspace{5pt}
-{
+\begin{minipage}[t]{\columnwidth}
 \scriptsize
 \begin{verbatim}
 #define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))

@@ -1260,7 +1260,7 @@ but may be implemented straightforwardly as follows:
 #define WRITE_ONCE(x, val) ({ ACCESS_ONCE(x) = (val); })
 #define barrier() __asm__ __volatile__("": : :"memory")
 \end{verbatim}
-}
+\end{minipage}
 \vspace{5pt}
 
 \QuickQuiz{}