doc: enable compilation of -all tool pages

In particular, add documentation configuration system, through the
doc/config.texi file.

Fix trac issue #2374.

1 files changed, 11 insertions, 2 deletions

diff --git a/configure b/configure
index edcec3c5a8..6dcb0c1f3b 100755
--- a/configure
+++ b/configure
@@ -658,6 +658,12 @@ print_config(){
                 } else if (file ~ /\\.mak\$/) {
                     n = -v ? \"\" : \"!\";
                     printf(\"%s%s=yes\\n\", n, c) >>file;
+                } else if (file ~ /\\.texi\$/) {
+                    pre = -v ? \"\" : \"@c \";
+                    yesno = \$2;
+                    c2 = tolower(c);
+                    gsub(/_/, \"-\", c2);
+                    printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
                 }
             }
         }"
@@ -4406,13 +4412,13 @@ fi
 
 echo "License: $license"
 
-echo "Creating config.mak and config.h..."
+echo "Creating config.mak, config.h, and doc/config.texi..."
 
 test -e Makefile || $ln_s "$source_path/Makefile" .
 
 enabled stripping || strip="echo skipping strip"
 
-config_files="$TMPH config.mak"
+config_files="$TMPH config.mak doc/config.texi"
 
 cat > config.mak <<EOF
 # Automatically generated by configure - do not modify!
@@ -4564,6 +4570,9 @@ if enabled yasm; then
     printf '' >$TMPASM
 fi
 
+mkdir -p doc
+echo "@c auto-generated by configure" > doc/config.texi
+
 print_config ARCH_   "$config_files" $ARCH_LIST
 print_config HAVE_   "$config_files" $HAVE_LIST
 print_config CONFIG_ "$config_files" $CONFIG_LIST       \