beta: rc-1.5b4

1 files changed, 238 insertions, 0 deletions

diff --git a/mksignal.c b/mksignal.c
new file mode 100644
index 0000000..5677271
--- /dev/null
+++ b/mksignal.c
@@ -0,0 +1,238 @@
+#include <stdio.h>
+#include <signal.h>
+
+#ifdef NSIG
+#define NUMSIG NSIG
+#else
+#define NUMSIG 1
+#endif
+
+typedef struct {
+    int signo;
+    char *signame;
+    char *sigmsg;
+} signaming;
+
+static signaming signamings[] = {
+#ifdef SIGABRT
+    { SIGABRT,	"sigabrt",	"abort"},
+#endif
+#ifdef SIGALRM
+    { SIGALRM,	"sigalrm",	"alarm clock"},
+#endif
+#ifdef SIGBREAK
+    { SIGBREAK,	"sigbreak",	"break"},
+#endif
+#ifdef SIGBUS
+    { SIGBUS,	"sigbus",	"bus error"},
+#endif
+#ifdef SIGCANCEL
+    { SIGCANCEL,	"sigcancel",	"thread cancellation"},
+#endif
+#ifdef SIGCHLD
+    { SIGCHLD,	"sigchld",	"child stop or exit"},
+#endif
+#ifdef SIGCLD
+    { SIGCLD,	"sigcld",	"child stop or exit"},
+#endif
+#ifdef SIGCONT
+    { SIGCONT,	"sigcont",	"continue"},
+#endif
+#ifdef SIGDIL
+    { SIGDIL,	"sigdil",	"dil signal"},
+#endif
+#ifdef SIGEMT
+    { SIGEMT,	"sigemt",	"emt instruction"},
+#endif
+#ifdef SIGFPE
+    { SIGFPE,	"sigfpe",	"floating point error"},
+#endif
+#ifdef SIGFREEZE
+    { SIGFREEZE,	"sigfreeze",	"cpr freeze"},
+#endif
+#ifdef SIGHUP
+    { SIGHUP,	"sighup",	"hangup"},
+#endif
+#ifdef SIGILL
+    { SIGILL,	"sigill",	"illegal instruction"},
+#endif
+
+/* We don't want a default message for SIGINT. */
+#ifdef SIGINT
+    { SIGINT,	"sigint",	""},
+#endif
+
+#ifdef SIGIO
+    { SIGIO,	"sigio",	"socket i/o possible"},
+#endif
+#ifdef SIGIOT
+    { SIGIOT,	"sigiot",	"iot instruction"},
+#endif
+#ifdef SIGKILL
+    { SIGKILL,	"sigkill",	"killed"},
+#endif
+#ifdef SIGLOST
+    { SIGLOST,	"siglost",	"resource lost"},
+#endif
+#ifdef SIGLWP
+    { SIGLWP,	"siglwp",	"thread library signal"},
+#endif
+
+/* By default, SIGPIPEs are silent. */
+#ifdef SIGPIPE
+    { SIGPIPE,	"sigpipe",	""},
+#endif
+
+#ifdef SIGPOLL
+    { SIGPOLL,	"sigpoll",	"pollable event occurred"},
+#endif
+#ifdef SIGPROF
+    { SIGPROF,	"sigprof",	"profiling timer alarm"},
+#endif
+#ifdef SIGPWR
+    { SIGPWR,	"sigpwr",	"power-fail restart"},
+#endif
+#ifdef SIGQUIT
+    { SIGQUIT,	"sigquit",	"quit"},
+#endif
+#ifdef SIGSEGV
+    { SIGSEGV,	"sigsegv",	"segmentation violation"},
+#endif
+#ifdef SIGSTKFLT
+    { SIGSTKFLT,	"sigstkflt",	"stack fault"},
+#endif
+#ifdef SIGSTOP
+    { SIGSTOP,	"sigstop",	"stopped by program"},
+#endif
+#ifdef SIGSYS
+    { SIGSYS,	"sigsys",	"invalid argument to system call"},
+#endif
+#ifdef SIGTERM
+    { SIGTERM,	"sigterm",	"terminated"},
+#endif
+#ifdef SIGTHAW
+    { SIGTHAW,	"sigthaw",	"cpr thaw"},
+#endif
+#ifdef SIGTRAP
+    { SIGTRAP,	"sigtrap",	"trace trap"},
+#endif
+#ifdef SIGTSTP
+    { SIGTSTP,	"sigtstp",	"stopped"},
+#endif
+#ifdef SIGTTIN
+    { SIGTTIN,	"sigttin",	"background tty read"},
+#endif
+#ifdef SIGTTOU
+    { SIGTTOU,	"sigttou",	"background tty write"},
+#endif
+#ifdef SIGURG
+    { SIGURG,	"sigurg",	"urgent condition on i/o channel"},
+#endif
+#ifdef SIGUSR1
+    { SIGUSR1,	"sigusr1",	"user defined signal 1"},
+#endif
+#ifdef SIGUSR2
+    { SIGUSR2,	"sigusr2",	"user defined signal 2"},
+#endif
+#ifdef SIGVTALRM
+    { SIGVTALRM,	"sigvtalrm",	"virtual timer alarm"},
+#endif
+#ifdef SIGWAITING
+    { SIGWAITING,	"sigwaiting",	"lwps blocked"},
+#endif
+#ifdef SIGWINCH
+    { SIGWINCH,	"sigwinch",	"window size change"},
+#endif
+#ifdef SIGWINDOW
+    { SIGWINDOW,	"sigwindow",	"window size change"},
+#endif
+#ifdef SIGXCPU
+    { SIGXCPU,	"sigxcpu",	"exceeded cpu time limit"},
+#endif
+#ifdef SIGXFSZ
+    { SIGXFSZ,	"sigxfsz",	"exceeded file size limit"},
+#endif
+#ifdef SIGSAK
+    { SIGSAK,	"sigsak",	"secure attention key"},
+#endif
+#ifdef SIGSOUND
+    { SIGSOUND,	"sigsound",	"hft sound sequence completed"},
+#endif
+#ifdef SIGRETRACT
+    { SIGRETRACT,	"sigretract",	"hft monitor mode retracted"},
+#endif
+#ifdef SIGKAP
+    { SIGKAP,	"sigkap",	"keep alive poll"},
+#endif
+#ifdef SIGGRANT
+    { SIGGRANT,	"siggrant",	"hft monitor mode granted"},
+#endif
+#ifdef SIGALRM1
+    { SIGALRM1,	"sigalrm1",	"m:n condition alarm"},
+#endif
+#ifdef SIGVIRT
+    { SIGVIRT,	"sigvirt",	"virtual time alarm"},
+#endif
+#ifdef SIGPRE
+    { SIGPRE,	"sigpre",	"programming error"},
+#endif
+#ifdef SIGMIGRATE
+    { SIGMIGRATE,	"sigmigrate",	"migrate process"},
+#endif
+#ifdef SIGDANGER
+    { SIGDANGER,	"sigdanger",	"system crash imminent"},
+#endif
+#ifdef SIGMSG
+    { SIGMSG,	"sigmsg",	"hft input data pending"},
+#endif
+#ifdef SIGINFO
+    { SIGINFO,	"siginfo",	"information request"},
+#endif
+    { 0, 0, 0}
+};
+
+static void barf(char *msg) {
+    fprintf(stderr, "mksignals: %s\n", msg);
+    exit(1);
+}
+
+int main(void) {
+    int maxsig = NUMSIG-1;
+    int s;
+    signaming *snp;
+    FILE *outf;
+
+    for (snp = signamings; snp->signo; ++snp)
+	if (snp->signo > maxsig)
+	    maxsig = snp->signo;
+
+    outf = fopen("sigmsgs.h", "w");
+    if (!outf) barf("could not open sigmsgs.h for writing");
+    fprintf(outf, "typedef struct {\n");
+    fprintf(outf, "\tchar *name, *msg;\n");
+    fprintf(outf, "} Sigmsgs;\n");
+    fprintf(outf, "extern Sigmsgs signals[];\n");
+    fprintf(outf, "#define NUMOFSIGNALS %d\n", maxsig+1);
+    if (fclose(outf) == EOF)  barf("could not fclose sigmsgs.h after writing");
+
+    outf = fopen("sigmsgs.c", "w");
+    if (!outf) barf("could not open sigmsgs.c for writing");
+    fprintf(outf, "#include \"sigmsgs.h\"\n\n");
+    fprintf(outf, "Sigmsgs signals[] = {\n");
+    fprintf(outf, "\t{\"\",\t\"\"},\n");
+
+    /* yes, we could avoid the quadratic searching with an aux array. fap. */
+    for (s = 1; s <= maxsig; ++s) {
+        for (snp = signamings; snp->signo && snp->signo != s; ++snp)
+	    /* */;
+	if (snp->signo)
+	    fprintf(outf, "\t{\"%s\",\t\"%s\"},\n",
+		    snp->signame, snp->sigmsg);
+	else
+	    fprintf(outf, "\t{\"sigunknown%d\",\t\"unknown signal %d\"},\n",
+		    s, s);
+    }
+    fprintf(outf, "};\n");
+    if (fclose(outf) == EOF) barf("could not fclose sigmsgs.c after writing");
+    return 0;
+}