diff --git a/src/filters/rcldoc b/src/filters/rcldoc
index 287188c8..0b132fa7 100755
--- a/src/filters/rcldoc
+++ b/src/filters/rcldoc
@@ -90,23 +90,30 @@ umask 77
checkcmds awk antiword iconv
-# output the result
+# We need to do some strange stuff to retrieve the status from antiword. Things
+# would be simpler if we relied on using bash.
+# Explanations:
+#http://stackoverflow.com/questions/1221833/bash-pipe-output-and-capture-exit-status
+
+stdintoexitstatus() {
+ read exitstatus
+ return $exitstatus
+}
+
# The strange 'BEGIN' setup is to prevent 'file' from thinking this file
# is an awk program
-$decoder "$infile" |
+(((($decoder "$infile"; echo $? >&3) |
awk 'BEGIN'\
' {
cont = ""
gotdata = 0
}
{
- if (!($0 ~ /^[ ]*$/)) {
+ if (!($0 ~ /^[ ]*$/) && gotdata == 0) {
+ print ""
+ print ""
+ print "\n\n"
gotdata = 1
- if (gotdata == 0) {
- print "
"
- print ""
- print "\n\n"
- }
}
$0 = cont $0
cont = ""
@@ -124,17 +131,19 @@ awk 'BEGIN'\
print "
"
next
}
- gsub(/&/, "\\&", $0)
- gsub(//, "\\>", $0)
- print $0 "
"
+ if (gotdata == 1) {
+ gsub(/&/, "\\&", $0)
+ gsub(//, "\\>", $0)
+
+ print $0 "
"
+ }
}
END {
- if (gotdata == 0)
- exit(1)
- print "
"
-}'
+ if (gotdata == 1)
+ print ""
+}' >&4) 3>&1) | stdintoexitstatus) 4>&1
# Antiword rarely fails, we try to catch the most common reasons: