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-rw-r--r--manual/Makefile17
1 files changed, 16 insertions, 1 deletions
diff --git a/manual/Makefile b/manual/Makefile
index 0f525be731..0e8ae85dc7 100644
--- a/manual/Makefile
+++ b/manual/Makefile
@@ -21,6 +21,9 @@
subdir := manual
export subdir := $(subdir)
+# We need GNU awk for the xtract-typefun script.
+GAWK = gawk
+
.PHONY: all dvi info
all: dvi info
dvi: libc.dvi
@@ -60,6 +63,17 @@ stamp-summary: summary.awk $(chapters) $(chapters-incl)
# touch is broken on our machines. Sigh.
date > $@
+# Generate a file which can be added to the `dir' content to provide direct
+# access to the documentation of the function, variables, and other
+# definitions.
+dir-add.texi: manual/xtract-typefun.awk $(chapters-incl)
+ if test -n "$(chapters-incl)"; then \
+ (for i in $(chapters-incl); do \
+ $(GAWK) -f $< < $i; \
+ done) | sort > $@.new; \
+ ./move-if-change $@.new $@; \
+ fi
+
# Generate Texinfo files from the C source for the example programs.
%.c.texi: examples/%.c
sed -e 's,[{}],@&,g' \
@@ -78,7 +92,8 @@ distribute = $(minimal-dist) \
$(patsubst examples/%.c,%.c.texi,$(filter examples/%.c, \
$(minimal-dist))) \
libc.info* libc.?? libc.??s texinfo.tex summary.texi \
- stamp-summary chapters chapters-incl
+ stamp-summary chapters chapters-incl \
+ xtract-typefun.awk
export distribute := $(distribute)
tar-it = tar chovf $@ $^