PR libgomp/29949

[pf3gnuchains/gcc-fork.git] / contrib / texi2pod.pl

diff --git a/contrib/texi2pod.pl b/contrib/texi2pod.pl
index 9696a12..ed0d102 100755 (executable)
--- a/contrib/texi2pod.pl
+++ b/contrib/texi2pod.pl
@@ -36,6 +36,7 @@ $shift = "";
 $fnno = 1;
 $inf = "";
 $ibase = "";
+@ipath = ();
 
 while ($_ = shift) {
     if (/^-D(.*)$/) {
@@ -51,6 +52,13 @@ while ($_ = shift) {
        die "flags may only contain letters, digits, hyphens, dashes and underscores\n"
            unless $flag =~ /^[a-zA-Z0-9_-]+$/;
        $defs{$flag} = $value;
+    } elsif (/^-I(.*)$/) {
+       if ($1 ne "") {
+           $flag = $1;
+       } else {
+           $flag = shift;
+       }
+        push (@ipath, $flag);
     } elsif (/^-/) {
        usage();
     } else {
@@ -229,10 +237,14 @@ while(<$inf>) {
        $inf = gensym();
        $file = postprocess($1);
 
-       # Try cwd and $ibase.
-       open($inf, "<" . $file) 
-           or open($inf, "<" . $ibase . "/" . $file)
-               or die "cannot open $file or $ibase/$file: $!\n";
+       # Try cwd and $ibase, then explicit -I paths.
+       $done = 0;
+       foreach $path ("", $ibase, @ipath) {
+           $mypath = $file;
+           $mypath = $path . "/" . $mypath if ($path ne "");
+           open($inf, "<" . $mypath) and ($done = 1, last);
+       }
+       die "cannot find $file" if !$done;
        next;
     };