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-rw-r--r--passes/cmds/show.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/passes/cmds/show.cc b/passes/cmds/show.cc
index edc417c0..2779cabf 100644
--- a/passes/cmds/show.cc
+++ b/passes/cmds/show.cc
@@ -794,7 +794,7 @@ struct ShowPass : public Pass {
log_cmd_error("Nothing there to show.\n");
if (format != "dot" && !format.empty()) {
- std::string cmd = stringf("dot -T%s -o '%s' '%s'", format.c_str(), out_file.c_str(), dot_file.c_str());
+ std::string cmd = stringf("dot -T%s -o '%s.new' '%s' && mv '%s.new' '%s'", format.c_str(), out_file.c_str(), dot_file.c_str(), dot_file.c_str(), dot_file.c_str());
log("Exec: %s\n", cmd.c_str());
if (run_command(cmd) != 0)
log_cmd_error("Shell command failed!\n");
@@ -807,7 +807,7 @@ struct ShowPass : public Pass {
log_cmd_error("Shell command failed!\n");
} else
if (format.empty()) {
- std::string cmd = stringf("fuser -s '%s' || xdot '%s' < '%s' &", dot_file.c_str(), dot_file.c_str(), dot_file.c_str());
+ std::string cmd = stringf("{ test -f '%s.pid' && fuser -s '%s.pid'; } || ( echo $$ >&3; exec xdot '%s'; ) 3> '%s.pid' &", dot_file.c_str(), dot_file.c_str(), dot_file.c_str(), dot_file.c_str());
log("Exec: %s\n", cmd.c_str());
if (run_command(cmd) != 0)
log_cmd_error("Shell command failed!\n");