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-rw-r--r--src/Makefile.am10
-rw-r--r--src/mkhelp.pl119
2 files changed, 115 insertions, 14 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 00c51afd6..1699c96e7 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -11,6 +11,14 @@ INCLUDES = -I$(top_srcdir)/include -I$(top_builddir)/src -I$(top_srcdir)/src
bin_PROGRAMS = curl #memtest
+if HAVE_LIBZ
+# libz available, attempt to compress the help data
+MKHELPOPT=-c
+else
+# no libz, don't try to compress
+MKHELPOPT=
+endif
+
#memtest_SOURCES = memtest.c
#memtest_LDADD = $(top_srcdir)/lib/libcurl.la
@@ -38,4 +46,4 @@ MKHELP=$(top_srcdir)/src/mkhelp.pl
# This generates the hugehelp.c file
hugehelp.c: $(README) $(MANPAGE) mkhelp.pl
rm -f hugehelp.c
- $(NROFF) -man $(MANPAGE) | $(PERL) $(MKHELP) $(README) > hugehelp.c
+ $(NROFF) -man $(MANPAGE) | $(PERL) -s $(MKHELP) $(MKHELPOPT) $(README) > hugehelp.c
diff --git a/src/mkhelp.pl b/src/mkhelp.pl
index d58ccf989..8487b8782 100644
--- a/src/mkhelp.pl
+++ b/src/mkhelp.pl
@@ -6,10 +6,10 @@
# THEY DON'T FIT ME :-)
# Get readme file as parameter:
-$README = $ARGV[0];
+my $README = $ARGV[0];
if($README eq "") {
- print "usage: mkreadme.pl <README>\n";
+ print "usage: mkreadme.pl [-c] <README> < manpage\n";
exit;
}
@@ -20,8 +20,8 @@ push @out, " / __| | | | |_) | | \n";
push @out, " | (__| |_| | _ <| |___ \n";
push @out, " \\___|\\___/|_| \\_\\_____|\n";
-$head=0;
-loop:
+my $head=0;
+
while (<STDIN>) {
$line = $_;
@@ -34,13 +34,13 @@ while (<STDIN>) {
if($line =~ /^curl/i) {
# cut off the page headers
$head=1;
- next loop;
+ next;
}
if($line =~ /^[ \t]*\n/) {
$wline++;
# we only make one empty line max
- next loop;
+ next;
}
if($wline) {
$wline = 0;
@@ -54,20 +54,113 @@ while (<STDIN>) {
push @out, "\n"; # just an extra newline
open(READ, "<$README") ||
- die "couldn't read the README infile";
+ die "couldn't read the README infile $README";
while(<READ>) {
push @out, $_;
}
close(READ);
+# if compressed
+if($c) {
+ my @test = `gzip --version 2>&1`;
+ if($test[0] =~ /gzip/) {
+ open(GZIP, "|gzip -9 >dumpit.gz");
+ binmode GZIP;
+ for(@out) {
+ print GZIP $_;
+ $gzip += length($_);
+ }
+ close(GZIP);
+
+ open(GZIP, "<dumpit.gz");
+ binmode GZIP;
+ while(<GZIP>) {
+ push @gzip, $_;
+ $gzipped += length($_);
+ }
+ close(GZIP);
+ }
+ else {
+ # no gzip, no compression!
+ undef $c;
+ print STDERR "MEEEP: Couldn't find gzip, disable compression\n";
+ }
+}
-print "/* NEVER EVER edit this manually, fix the mkhelp script instead! */\n"
-;
-print "#include <stdio.h>\n";
-print "void hugehelp(void)\n";
-print "{\n";
-print " fputs (\n";
+$now = localtime;
+print <<HEAD
+/*
+ * NEVER EVER edit this manually, fix the mkhelp.pl script instead!
+ * Generation time: $now
+ */
+#include <stdio.h>
+HEAD
+ ;
+if($c) {
+ print "/* gzip shrunk this data from $gzip to $gzipped bytes */\n",
+ "#include <zlib.h>\nstatic const unsigned char hugehelpgz[] = {\n ";
+ my $c=0;
+ for(@gzip) {
+ my @all=split(//, $_);
+ for(@all) {
+ my $num=ord($_);
+ printf("0x%02x, ", 0+$num);
+ if(++$c>11) {
+ print "\n ";
+ $c=0;
+ }
+ }
+ }
+ print "\n};\n";
+
+ print <<EOF
+/* Decompress and send to stdout a gzip-compressed buffer */
+void hugehelp(void)
+{
+ unsigned char buf[0x10000];
+ int status,headerlen;
+ z_stream z;
+
+ /* Make sure no gzip options are set */
+ if (hugehelpgz[3] & 0xfe)
+ return;
+
+ headerlen = 10;
+ z.avail_in = sizeof(hugehelpgz) - headerlen;
+ z.next_in = (unsigned char *)hugehelpgz + headerlen;
+ z.zalloc = (alloc_func)Z_NULL;
+ z.zfree = (free_func)Z_NULL;
+ z.opaque = 0;
+
+ if (inflateInit2(&z, -MAX_WBITS) != Z_OK)
+ return;
+
+ for (;;) {
+ z.avail_out = (int)sizeof(buf);
+ z.next_out = buf;
+ status = inflate(&z, Z_SYNC_FLUSH);
+ if (status == Z_OK || status == Z_STREAM_END) {
+ fwrite(buf, sizeof(buf) - z.avail_out, 1, stdout);
+ if (status == Z_STREAM_END)
+ break;
+ } else
+ break; /* Error */
+ }
+ inflateEnd(&z);
+}
+EOF
+ ;
+exit;
+}
+else {
+ print <<HEAD
+void hugehelp(void)
+{
+ fputs(
+HEAD
+ ;
+}
$outsize=0;
for(@out) {