diff options
Diffstat (limited to 'src/signals.c')
-rw-r--r-- | src/signals.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/signals.c b/src/signals.c new file mode 100644 index 0000000..c140dba --- /dev/null +++ b/src/signals.c @@ -0,0 +1,86 @@ +/* + * signals.c - signal name handling + * + * Copyright (C) 1993-2002 Werner Almesberger + * Copyright (C) 2002-2024 Craig Small + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + + + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <ctype.h> +#include <signal.h> + +#include "i18n.h" +#include "signals.h" + + +typedef struct +{ + int number; + const char *name; +} +SIGNAME; + + +static SIGNAME signals[] = { +#include "signames.h" + {0, NULL} +}; + + +void +list_signals (void) +{ + SIGNAME *walk; + int col; + + col = 0; + for (walk = signals; walk->name; walk++) + { + if (col + strlen (walk->name) + 1 > 80) + { + putchar ('\n'); + col = 0; + } + printf ("%s%s", col ? " " : "", walk->name); + col += strlen (walk->name) + 1; + } + putchar ('\n'); +} + + +int +get_signal (char *name, const char *cmd) +{ + SIGNAME *walk; + + if (isdigit (*name)) + return atoi (name); + if (!strncmp("SIG", name, 3)) + name += 3; + for (walk = signals; walk->name; walk++) + if (!strcmp (walk->name, name)) + break; + if (walk->name) + return walk->number; + fprintf (stderr, _("%s: unknown signal; %s -l lists signals.\n"), name, cmd); + exit (1); +} |