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nixio: Implement protable behaviour of signal(), export more error

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constants
This commit is contained in:
Steven Barth 2009-03-09 22:19:47 +00:00
parent 2e79c969c0
commit 68a95e6806
2 changed files with 48 additions and 1 deletions
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35
libs/nixio/src/nixio.c
View file

@ -130,7 +130,7 @@ LUALIB_API int luaopen_nixio(lua_State *L) {
lua_setfield(L, -2, "version"); lua_setfield(L, -2, "version");
/* some constants */ /* some constants */
lua_createtable(L, 0, 16); lua_createtable(L, 0, 49);
NIXIO_PUSH_CONSTANT(EACCES); NIXIO_PUSH_CONSTANT(EACCES);
NIXIO_PUSH_CONSTANT(EINTR); NIXIO_PUSH_CONSTANT(EINTR);
@ -140,6 +140,33 @@ LUALIB_API int luaopen_nixio(lua_State *L) {
NIXIO_PUSH_CONSTANT(EAGAIN); NIXIO_PUSH_CONSTANT(EAGAIN);
NIXIO_PUSH_CONSTANT(ENOMEM); NIXIO_PUSH_CONSTANT(ENOMEM);
NIXIO_PUSH_CONSTANT(ENOENT); NIXIO_PUSH_CONSTANT(ENOENT);
NIXIO_PUSH_CONSTANT(ECHILD);
NIXIO_PUSH_CONSTANT(EIO);
NIXIO_PUSH_CONSTANT(EBADF);
NIXIO_PUSH_CONSTANT(EFAULT);
NIXIO_PUSH_CONSTANT(EFBIG);
NIXIO_PUSH_CONSTANT(ENOSPC);
NIXIO_PUSH_CONSTANT(EPIPE);
NIXIO_PUSH_CONSTANT(ESPIPE);
NIXIO_PUSH_CONSTANT(EISDIR);
NIXIO_PUSH_CONSTANT(EPERM);
NIXIO_PUSH_CONSTANT(EEXIST);
NIXIO_PUSH_CONSTANT(ELOOP);
NIXIO_PUSH_CONSTANT(EMFILE);
NIXIO_PUSH_CONSTANT(ENAMETOOLONG);
NIXIO_PUSH_CONSTANT(ENFILE);
NIXIO_PUSH_CONSTANT(ENODEV);
NIXIO_PUSH_CONSTANT(ENOTDIR);
NIXIO_PUSH_CONSTANT(ENXIO);
NIXIO_PUSH_CONSTANT(EOVERFLOW);
NIXIO_PUSH_CONSTANT(EROFS);
NIXIO_PUSH_CONSTANT(ETXTBSY);
NIXIO_PUSH_CONSTANT(EAFNOSUPPORT);
NIXIO_PUSH_CONSTANT(ENOBUFS);
NIXIO_PUSH_CONSTANT(EPROTONOSUPPORT);
NIXIO_PUSH_CONSTANT(ENOPROTOOPT);
NIXIO_PUSH_CONSTANT(EBUSY);
NIXIO_PUSH_CONSTANT(ESRCH);
NIXIO_PUSH_CONSTANT(SIGALRM); NIXIO_PUSH_CONSTANT(SIGALRM);
NIXIO_PUSH_CONSTANT(SIGINT); NIXIO_PUSH_CONSTANT(SIGINT);
NIXIO_PUSH_CONSTANT(SIGTERM); NIXIO_PUSH_CONSTANT(SIGTERM);
@ -148,6 +175,12 @@ LUALIB_API int luaopen_nixio(lua_State *L) {
NIXIO_PUSH_CONSTANT(SIGSTOP); NIXIO_PUSH_CONSTANT(SIGSTOP);
NIXIO_PUSH_CONSTANT(SIGCONT); NIXIO_PUSH_CONSTANT(SIGCONT);
NIXIO_PUSH_CONSTANT(SIGSEGV); NIXIO_PUSH_CONSTANT(SIGSEGV);
NIXIO_PUSH_CONSTANT(SIGCHLD);
NIXIO_PUSH_CONSTANT(SIGQUIT);
NIXIO_PUSH_CONSTANT(SIGUSR1);
NIXIO_PUSH_CONSTANT(SIGUSR2);
NIXIO_PUSH_CONSTANT(SIGPOLL);
NIXIO_PUSH_CONSTANT(SIGURG);
lua_setfield(L, -2, "const"); lua_setfield(L, -2, "const");

14
libs/nixio/src/process.c
View file

@ -36,6 +36,19 @@ static int nixio_fork(lua_State *L) {
} }
} }
static int nixio_signal(lua_State *L) {
int sig = luaL_checkinteger(L, 1);
const char *val = luaL_checkstring(L, 2);
if (!strcmp(val, "ign") || !strcmp(val, "ignore")) {
return nixio__pstatus(L, signal(sig, SIG_IGN) != SIG_ERR);
} else if (!strcmp(val, "dfl") || !strcmp(val, "default")) {
return nixio__pstatus(L, signal(sig, SIG_DFL) != SIG_ERR);
} else {
return luaL_argerror(L, 2, "supported values: ign, dfl");
}
}
static int nixio_wait(lua_State *L) { static int nixio_wait(lua_State *L) {
pid_t pidin = luaL_optinteger(L, 1, -1), pidout; pid_t pidin = luaL_optinteger(L, 1, -1), pidout;
int options = 0, status; int options = 0, status;
@ -148,6 +161,7 @@ static const luaL_reg R[] = {
{"getgid", nixio_getgid}, {"getgid", nixio_getgid},
{"setuid", nixio_setuid}, {"setuid", nixio_setuid},
{"setgid", nixio_setgid}, {"setgid", nixio_setgid},
{"signal", nixio_signal},
{NULL, NULL} {NULL, NULL}
}; };