From 863b5d814443eb791c2dd07250ac0ae29054adb0 Mon Sep 17 00:00:00 2001 From: John Wiegley Date: Wed, 4 Feb 2009 20:46:08 -0400 Subject: Added proper handling of SIGINT (C-c) and SIGPIPE (pager quits). --- src/main.cc | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'src/main.cc') diff --git a/src/main.cc b/src/main.cc index 221374c0..06ce8563 100644 --- a/src/main.cc +++ b/src/main.cc @@ -57,11 +57,6 @@ namespace { return s; } - void sigint_handler(int sig) - { - throw std::logic_error("Interrupted by user (use Control-D to quit)"); - } - strings_list split_arguments(char * line) { strings_list args; @@ -177,12 +172,16 @@ namespace { catch (const std::exception& err) { std::cout.flush(); // first display anything that was pending - // Display any pending error context information - string context = error_context(); - if (! context.empty()) - std::cerr << context << std::endl; + if (caught_signal == NONE_CAUGHT) { + // Display any pending error context information + string context = error_context(); + if (! context.empty()) + std::cerr << context << std::endl; - std::cerr << "Error: " << err.what() << std::endl; + std::cerr << "Error: " << err.what() << std::endl; + } else { + caught_signal = NONE_CAUGHT; + } } catch (int _status) { status = _status; // used for a "quick" exit, and is used only @@ -226,6 +225,7 @@ int main(int argc, char * argv[], char * envp[]) session->option_version(*session); std::signal(SIGINT, sigint_handler); + std::signal(SIGPIPE, sigpipe_handler); #ifdef HAVE_LIBEDIT -- cgit v1.2.3