68 lines
2.7 KiB
C
68 lines
2.7 KiB
C
/*
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* Copyright (c) 2024 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* signal/str2sig.c
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* Lookup signal by name.
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*/
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#include <signal.h>
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#include <stdlib.h>
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#include <string.h>
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int str2sig(const char* signame, int* signum)
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{
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int ret;
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if ( !strncmp(signame, "RTMIN+", strlen("RTMIN+")) ||
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!strncmp(signame, "RTMAX-", strlen("RTMAX-")) )
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{
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// TODO: Stricter check.
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int off = atoi(signame + 6);
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if ( off < 1 || SIGRTMAX - SIGRTMIN <= off )
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return -1;
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ret = signame[5] == '+' ? SIGRTMIN + off : SIGRTMAX - off;
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}
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else if ( !strcmp(signame, "HUP") ) ret = SIGHUP;
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else if ( !strcmp(signame, "INT") ) ret = SIGINT;
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else if ( !strcmp(signame, "QUIT") ) ret = SIGQUIT;
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else if ( !strcmp(signame, "ILL") ) ret = SIGILL;
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else if ( !strcmp(signame, "TRAP") ) ret = SIGTRAP;
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else if ( !strcmp(signame, "ABRT") ) ret = SIGABRT;
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else if ( !strcmp(signame, "BUS") ) ret = SIGBUS;
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else if ( !strcmp(signame, "FPE") ) ret = SIGFPE;
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else if ( !strcmp(signame, "KILL") ) ret = SIGKILL;
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else if ( !strcmp(signame, "USR1") ) ret = SIGUSR1;
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else if ( !strcmp(signame, "SEGV") ) ret = SIGSEGV;
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else if ( !strcmp(signame, "USR2") ) ret = SIGUSR2;
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else if ( !strcmp(signame, "PIPE") ) ret = SIGPIPE;
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else if ( !strcmp(signame, "ALRM") ) ret = SIGALRM;
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else if ( !strcmp(signame, "TERM") ) ret = SIGTERM;
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else if ( !strcmp(signame, "SYS") ) ret = SIGSYS;
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else if ( !strcmp(signame, "CHLD") ) ret = SIGCHLD;
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else if ( !strcmp(signame, "CONT") ) ret = SIGCONT;
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else if ( !strcmp(signame, "STOP") ) ret = SIGSTOP;
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else if ( !strcmp(signame, "TSTP") ) ret = SIGTSTP;
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else if ( !strcmp(signame, "TTIN") ) ret = SIGTTIN;
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else if ( !strcmp(signame, "TTOU") ) ret = SIGTTOU;
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else if ( !strcmp(signame, "URG") ) ret = SIGURG;
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else if ( !strcmp(signame, "XCPU") ) ret = SIGXCPU;
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else if ( !strcmp(signame, "XFSZ") ) ret = SIGXFSZ;
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else if ( !strcmp(signame, "VTALRM") ) ret = SIGVTALRM;
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else if ( !strcmp(signame, "PWR") ) ret = SIGPWR;
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else if ( !strcmp(signame, "WINCH") ) ret = SIGWINCH;
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else return -1;
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*signum = ret;
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return 0;
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}
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