Mercurial > hg
changeset 1454:6b98dc22946d
Add optional SIGWINCH handler (Markus Hennecke)
This patch from Markus Hennecke adds a configure option to
provide a SIGWINCH handler.
It is useful on some systems like OpenBSD where there is no
default handler for this signal.
author | Mikael Berthe <mikael@lilotux.net> |
---|---|
date | Thu, 03 Apr 2008 21:20:56 +0200 |
parents | f560710a6ad1 |
children | bec235cd28a8 |
files | mcabber/configure.ac mcabber/src/main.c mcabber/src/screen.c |
diffstat | 3 files changed, 32 insertions(+), 0 deletions(-) [+] |
line wrap: on
line diff
--- a/mcabber/configure.ac Wed Apr 02 22:31:23 2008 +0200 +++ b/mcabber/configure.ac Thu Apr 03 21:20:56 2008 +0200 @@ -67,6 +67,16 @@ # Check for tm_gmtoff MC_TM_GMTOFF +# Check if we must provide a SIGWINCH handler +AC_ARG_ENABLE(sigwinch, + [ --enable-sigwinch compile with SIGWINCH handler], + [with_sigwinch=$enableval], + [with_sigwinch=$with_ext_funcs]) +AC_MSG_RESULT($with_sigwinch) +if test "$with_sigwinch" = yes; then + AC_DEFINE(USE_SIGWINCH, [], [Provide own SIGWINCH handler]) +fi + # Checks for libraries. AC_CHECK_LIB(charset, locale_charset)
--- a/mcabber/src/main.c Wed Apr 02 22:31:23 2008 +0200 +++ b/mcabber/src/main.c Thu Apr 03 21:20:56 2008 +0200 @@ -222,6 +222,10 @@ mcabber_terminate("Killed by SIGTERM"); } else if (signum == SIGINT) { mcabber_terminate("Killed by SIGINT"); +#ifdef USE_SIGWINCH + } else if (signum == SIGWINCH) { + ungetch(KEY_RESIZE); +#endif } else { scr_LogPrint(LPRINT_LOGNORM, "Caught signal: %d", signum); } @@ -376,6 +380,9 @@ signal(SIGTERM, sig_handler); signal(SIGINT, sig_handler); signal(SIGCHLD, sig_handler); +#ifdef USE_SIGWINCH + signal(SIGWINCH, sig_handler); +#endif signal(SIGPIPE, SIG_IGN); /* Parse command line options */
--- a/mcabber/src/screen.c Wed Apr 02 22:31:23 2008 +0200 +++ b/mcabber/src/screen.c Thu Apr 03 21:20:56 2008 +0200 @@ -29,6 +29,11 @@ #include <config.h> #include <locale.h> #include <assert.h> +#ifdef USE_SIGWINCH +# include <sys/ioctl.h> +# include <termios.h> +# include <unistd.h> +#endif #ifdef HAVE_LOCALCHARSET_H # include <localcharset.h> @@ -3771,7 +3776,17 @@ scr_handle_CtrlC(); break; case KEY_RESIZE: +#ifdef USE_SIGWINCH + { + struct winsize size; + if (ioctl(STDIN_FILENO, TIOCGWINSZ, &size) != -1) + resizeterm(size.ws_row, size.ws_col); + } scr_Resize(); + process_command(mkcmdstr("screen_refresh"), TRUE); +#else + scr_Resize(); +#endif break; default: display_char = TRUE;