X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/9674674739f8ab3c2b81879f36fdb7fcf294cb5e..def9084602162fbc6081fadd247ad50a78ad0bce:/Console.cpp

diff --git a/Console.cpp b/Console.cpp
index f93e090..a7e0929 100644
--- a/Console.cpp
+++ b/Console.cpp
@@ -1,21 +1,21 @@
 /* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2013  Jay Freeman (saurik)
+ * Copyright (C) 2009-2015  Jay Freeman (saurik)
 */
 
-/* GNU General Public License, Version 3 {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
 /*
- * Cycript 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 3 of the License,
- * or (at your option) any later version.
- *
- * Cycript is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 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 Cycript.  If not, see <http://www.gnu.org/licenses/>.
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 **/
 /* }}} */
 
@@ -44,6 +44,8 @@
 #endif
 
 #include <errno.h>
+#include <getopt.h>
+#include <signal.h>
 #include <unistd.h>
 
 #include <sys/socket.h>
@@ -58,10 +60,6 @@
 #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"
@@ -87,7 +85,8 @@ static void sigint(int) {
         case Parsing:
             longjmp(ctrlc_, 1);
         case Running:
-            throw "*** Ctrl-C";
+            CYCancel();
+            return;
         case Sending:
             return;
         case Waiting:
@@ -240,7 +239,7 @@ static CYExpression *ParseExpression(CYUTF8String code) {
 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;
 
@@ -405,7 +404,8 @@ class History {
 
     ~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);
@@ -419,15 +419,18 @@ class History {
 };
 
 static void Console(CYOptions &options) {
-    CYPool pool;
-
-    passwd *passwd;
-    if (const char *username = getenv("LOGNAME"))
-        passwd = getpwnam(username);
-    else
-        passwd = getpwuid(getuid());
+    std::string basedir;
+    if (const char *home = getenv("HOME"))
+        basedir = home;
+    else {
+        passwd *passwd;
+        if (const char *username = getenv("LOGNAME"))
+            passwd = getpwnam(username);
+        else
+            passwd = getpwuid(getuid());
+        basedir = passwd->pw_dir;
+    }
 
-    std::string basedir(passwd->pw_dir);
     basedir += "/.cycript";
     mkdir(basedir.c_str(), 0700);
 
@@ -551,9 +554,9 @@ static void Console(CYOptions &options) {
 
             if (parser.parse() != 0 || !driver.errors_.empty()) {
                 for (CYDriver::Errors::const_iterator error(driver.errors_.begin()); error != driver.errors_.end(); ++error) {
-                    cy::position begin(error->location_.begin);
+                    CYPosition begin(error->location_.begin);
                     if (begin.line != lines.size() || begin.column < lines.back().size() || error->warning_) {
-                        cy::position end(error->location_.end);
+                        CYPosition end(error->location_.end);
 
                         if (begin.line != lines.size()) {
                             std::cerr << "  | ";
@@ -606,14 +609,9 @@ static void Console(CYOptions &options) {
     }
 }
 
-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);
+void InjectLibrary(pid_t, int, const char *[]);
 
+int Main(int argc, char * const argv[], char const * const envp[]) {
     bool tty(isatty(STDIN_FILENO));
     bool compile(false);
     bool target(false);
@@ -628,29 +626,35 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
     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
@@ -660,11 +664,7 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
                     " [<script> [<arg>...]]\n"
                 );
                 return 1;
-            default:
-                _aprcall(status);
-        }
 
-        switch (opt) {
             target:
                 if (!target)
                     target = true;
@@ -684,10 +684,10 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
 
             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 {
@@ -698,7 +698,7 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
 
             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");
@@ -708,13 +708,15 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
 
 #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];
@@ -748,7 +750,7 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
                     }
 
                     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;
                     }
                 }
@@ -756,9 +758,9 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
 #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;
@@ -766,12 +768,12 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
 
                 /*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;
             } goto target;
@@ -779,27 +781,33 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
             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;
     }
 #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;
     }
@@ -808,29 +816,56 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
     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;
+
+        const char *tmp;
+#if defined(__APPLE__) && (defined(__arm__) || defined(__arm64__))
+        tmp = "/Library/Caches";
+#else
+        tmp = "/tmp";
+#endif
+
+        sprintf(address.sun_path, "%s/.s.cy.%u", tmp, 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, 1, (const char *[]) {address.sun_path, NULL});
+        client_ = _syscall(accept(server, NULL, NULL));
     }
 #else
     client_ = -1;
@@ -898,18 +933,11 @@ int Main(int argc, char const * const argv[], char const * const envp[]) {
         }
     }
 
-    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;