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--- src/parallel.orig 2011-08-22 07:17:43.000000000 +0800
+++ src/parallel 2011-08-22 23:51:57.455272434 +0800
@@ -4073,28 +4073,42 @@
# Maximal command line length (for -m and -X)
sub max_length {
- # Find the max_length of a command line and cache it
- # Returns:
- # number of chars on the longest command line allowed
+ # FreeBSD code:
if(not $Limits::Command::line_max_len) {
- if($::opt_s) {
- if(is_acceptable_command_line_length($::opt_s)) {
- $Limits::Command::line_max_len = $::opt_s;
- } else {
- # -s is too long: Find the correct
- $Limits::Command::line_max_len = binary_find_max_length(0,$::opt_s);
+ $Limits::Command::line_max_len = `getconf ARG_MAX` - 1024;
+ if ($::opt_s) {
+ if ($::opt_s > $Limits::Command::line_max_len) {
+ print STDERR "$Global::progname: ",
+ "you are setting value for -s greater than $Limits::Command::line_max_len\n";
}
- if($::opt_s <= $Limits::Command::line_max_len) {
- $Limits::Command::line_max_len = $::opt_s;
- } else {
- print STDERR "$Global::progname: value for -s option ",
- "should be < $Limits::Command::line_max_len\n";
- }
- } else {
- $Limits::Command::line_max_len = real_max_length();
+ $Limits::Command::line_max_len = $::opt_s;
}
}
return $Limits::Command::line_max_len;
+
+# ORIGINAL code:
+# # Find the max_length of a command line and cache it
+# # Returns:
+# # number of chars on the longest command line allowed
+# if(not $Limits::Command::line_max_len) {
+# if($::opt_s) {
+# if(is_acceptable_command_line_length($::opt_s)) {
+# $Limits::Command::line_max_len = $::opt_s;
+# } else {
+# # -s is too long: Find the correct
+# $Limits::Command::line_max_len = binary_find_max_length(0,$::opt_s);
+# }
+# if($::opt_s <= $Limits::Command::line_max_len) {
+# $Limits::Command::line_max_len = $::opt_s;
+# } else {
+# print STDERR "$Global::progname: value for -s option ",
+# "should be < $Limits::Command::line_max_len\n";
+# }
+# } else {
+# $Limits::Command::line_max_len = real_max_length();
+# }
+# }
+# return $Limits::Command::line_max_len;
}
sub real_max_length {
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