#endif
#include <errno.h>
+#include <getopt.h>
+#include <signal.h>
#include <unistd.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <pwd.h>
-#include <apr_getopt.h>
-#include <apr_pools.h>
-#include <apr_strings.h>
-
#include <dlfcn.h>
#include "Display.hpp"
static int client_;
static char **Complete(const char *word, int start, int end) {
- rl_attempted_completion_over = TRUE;
+ rl_attempted_completion_over = ~0;
CYLocalPool pool;
~History() {
if (append_history$ != NULL) {
- _syscall(close(_syscall(open(histfile_.c_str(), O_CREAT | O_WRONLY, 0600))));
+ int fd(_syscall(open(histfile_.c_str(), O_CREAT | O_WRONLY, 0600)));
+ _syscall(close(fd));
_assert((*append_history$)(histlines_, histfile_.c_str()) == 0);
} else {
_assert(write_history(histfile_.c_str()) == 0);
void InjectLibrary(pid_t pid);
-int Main(int argc, char const * const argv[], char const * const envp[]) {
- _aprcall(apr_initialize());
-
- apr_pool_t *pool;
- apr_pool_create(&pool, NULL);
-
+int Main(int argc, char * const argv[], char const * const envp[]) {
bool tty(isatty(STDIN_FILENO));
bool compile(false);
+ bool target(false);
CYOptions options;
append_history$ = (int (*)(int, const char *)) (dlsym(RTLD_DEFAULT, "append_history"));
const char *host(NULL);
const char *port(NULL);
- apr_getopt_t *state;
- _aprcall(apr_getopt_init(&state, pool, argc, argv));
+ optind = 1;
for (;;) {
- int opt;
- const char *arg;
-
- apr_status_t status(apr_getopt_long(state, (apr_getopt_option_t[]) {
- {NULL, 'c', false, NULL},
- {NULL, 'g', true, NULL},
- {NULL, 'n', true, NULL},
+ int option(getopt_long(argc, argv,
+ "c"
+ "g:"
+ "n:"
+#ifdef CY_ATTACH
+ "p:"
+#endif
+ "r:"
+ "s"
+ , (const struct option[]) {
+ {NULL, no_argument, NULL, 'c'},
+ {NULL, required_argument, NULL, 'g'},
+ {NULL, required_argument, NULL, 'n'},
#ifdef CY_ATTACH
- {NULL, 'p', true, NULL},
+ {NULL, required_argument, NULL, 'p'},
#endif
- {NULL, 'r', true, NULL},
- {NULL, 's', false, NULL},
- {0, 0, 0, 0}}, &opt, &arg));
+ {NULL, required_argument, NULL, 'r'},
+ {NULL, no_argument, NULL, 's'},
+ {0, 0, 0, 0}}, NULL));
- switch (status) {
- case APR_EOF:
+ switch (option) {
+ case -1:
goto getopt;
- case APR_BADCH:
- case APR_BADARG:
+
+ case ':':
+ case '?':
fprintf(stderr,
"usage: cycript [-c]"
#ifdef CY_ATTACH
" [<script> [<arg>...]]\n"
);
return 1;
- default:
- _aprcall(status);
- }
- switch (opt) {
+ target:
+ if (!target)
+ target = true;
+ else {
+ fprintf(stderr, "only one of -[c"
+#ifdef CY_ATTACH
+ "p"
+#endif
+ "r] may be used at a time\n");
+ return 1;
+ }
+ break;
+
case 'c':
compile = true;
- break;
+ goto target;
case 'g':
if (false);
- else if (strcmp(arg, "rename") == 0)
+ else if (strcmp(optarg, "rename") == 0)
options.verbose_ = true;
#if YYDEBUG
- else if (strcmp(arg, "bison") == 0)
+ else if (strcmp(optarg, "bison") == 0)
bison_ = true;
#endif
else {
case 'n':
if (false);
- else if (strcmp(arg, "minify") == 0)
+ else if (strcmp(optarg, "minify") == 0)
pretty_ = true;
else {
fprintf(stderr, "invalid name for -n\n");
#ifdef CY_ATTACH
case 'p': {
- size_t size(strlen(arg));
+ size_t size(strlen(optarg));
char *end;
- pid = strtoul(arg, &end, 0);
- if (arg + size != end) {
+ pid = strtoul(optarg, &end, 0);
+ if (optarg + size != end) {
// XXX: arg needs to be escaped in some horrendous way of doom
- const char *command(apr_pstrcat(pool, "ps axc|sed -e '/^ *[0-9]/{s/^ *\\([0-9]*\\)\\( *[^ ]*\\)\\{3\\} *-*\\([^ ]*\\)/\\3 \\1/;/^", arg, " /{s/^[^ ]* //;q;};};d'", NULL));
+ // XXX: this is a memory leak now because I just don't care enough
+ char *command;
+ asprintf(&command, "ps axc|sed -e '/^ *[0-9]/{s/^ *\\([0-9]*\\)\\( *[^ ]*\\)\\{3\\} *-*\\([^ ]*\\)/\\3 \\1/;/^%s /{s/^[^ ]* //;q;};};d'", optarg);
if (FILE *pids = popen(command, "r")) {
char value[32];
}
if (pid == _not(pid_t)) {
- fprintf(stderr, "unable to find process `%s' using ps\n", arg);
+ fprintf(stderr, "unable to find process `%s' using ps\n", optarg);
return 1;
}
}
- } break;
+ } goto target;
#endif
case 'r': {
- //size_t size(strlen(arg));
+ //size_t size(strlen(optarg));
- char *colon(strrchr(arg, ':'));
+ char *colon(strrchr(optarg, ':'));
if (colon == NULL) {
fprintf(stderr, "missing colon in hostspec\n");
return 1;
/*char *end;
port = strtoul(colon + 1, &end, 10);
- if (end != arg + size) {
+ if (end != optarg + size) {
fprintf(stderr, "invalid port in hostspec\n");
return 1;
}*/
- host = arg;
+ host = optarg;
*colon = '\0';
port = colon + 1;
- } break;
+ } goto target;
case 's':
strict_ = true;
break;
+
+ default:
+ _assert(false);
}
- } getopt:;
+ }
+
+ getopt:
+ argc -= optind;
+ argv += optind;
const char *script;
- int ind(state->ind);
#ifdef CY_ATTACH
- if (pid != _not(pid_t) && ind < argc - 1) {
+ if (pid != _not(pid_t) && argc > 1) {
fprintf(stderr, "-p cannot set argv\n");
return 1;
}
-
- if (pid != _not(pid_t) && compile) {
- fprintf(stderr, "-p conflicts with -c\n");
- return 1;
- }
#endif
- if (ind == argc)
+ if (argc == 0)
script = NULL;
else {
#ifdef CY_EXECUTE
// XXX: const_cast?! wtf gcc :(
- CYSetArgs(argc - ind - 1, const_cast<const char **>(argv + ind + 1));
+ CYSetArgs(argc - 1, const_cast<const char **>(argv + 1));
#endif
- script = argv[ind];
+ script = argv[0];
if (strcmp(script, "-") == 0)
script = NULL;
}
if (pid == _not(pid_t))
client_ = -1;
else {
- int server(_syscall(socket(PF_UNIX, SOCK_STREAM, 0))); try {
- struct sockaddr_un address;
- memset(&address, 0, sizeof(address));
- address.sun_family = AF_UNIX;
-
- sprintf(address.sun_path, "/tmp/.s.cy.%u", getpid());
-
- _syscall(bind(server, reinterpret_cast<sockaddr *>(&address), SUN_LEN(&address)));
- _syscall(chmod(address.sun_path, 0777));
-
- try {
- _syscall(listen(server, 1));
- InjectLibrary(pid);
- client_ = _syscall(accept(server, NULL, NULL));
- } catch (...) {
- // XXX: exception?
- unlink(address.sun_path);
- throw;
+ struct Socket {
+ int fd_;
+
+ Socket(int fd) :
+ fd_(fd)
+ {
}
- } catch (...) {
- _syscall(close(server));
- throw;
- }
+
+ ~Socket() {
+ close(fd_);
+ }
+
+ operator int() {
+ return fd_;
+ }
+ } server(_syscall(socket(PF_UNIX, SOCK_STREAM, 0)));
+
+ struct sockaddr_un address;
+ memset(&address, 0, sizeof(address));
+ address.sun_family = AF_UNIX;
+
+ sprintf(address.sun_path, "/tmp/.s.cy.%u", getpid());
+ unlink(address.sun_path);
+
+ struct File {
+ const char *path_;
+
+ File(const char *path) :
+ path_(path)
+ {
+ }
+
+ ~File() {
+ unlink(path_);
+ }
+ } file(address.sun_path);
+
+ _syscall(bind(server, reinterpret_cast<sockaddr *>(&address), SUN_LEN(&address)));
+ _syscall(chmod(address.sun_path, 0777));
+
+ _syscall(listen(server, 1));
+ InjectLibrary(pid);
+ client_ = _syscall(accept(server, NULL, NULL));
}
#else
client_ = -1;
}
}
- apr_pool_destroy(pool);
-
return 0;
}
-int main(int argc, char const * const argv[], char const * const envp[]) {
- apr_status_t status(apr_app_initialize(&argc, &argv, &envp));
-
- if (status != APR_SUCCESS) {
- fprintf(stderr, "apr_app_initialize() != APR_SUCCESS\n");
- return 1;
- } else try {
+int main(int argc, char * const argv[], char const * const envp[]) {
+ try {
return Main(argc, argv, envp);
} catch (const CYException &error) {
CYPool pool;
projects / cycript.git / blobdiff