srcanamdw/codescanner/pyinstaller/source/linux/main.c
changeset 1 22878952f6e2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/srcanamdw/codescanner/pyinstaller/source/linux/main.c	Thu Feb 18 12:29:02 2010 +0530
@@ -0,0 +1,137 @@
+/*
+ * Bootloader for a packed executable.
+ * Copyright (C) 2005, Giovanni Bajo
+ * Based on previous work under copyright (c) 2002 McMillan Enterprises, Inc.
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * In addition to the permissions in the GNU General Public License, the
+ * authors give you unlimited permission to link or embed the compiled
+ * version of this file into combinations with other programs, and to
+ * distribute those combinations without any restriction coming from the
+ * use of this file. (The General Public License restrictions do apply in
+ * other respects; for example, they cover modification of the file, and
+ * distribution when not linked into a combine executable.)
+ *
+ * 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+#include "launch.h"
+
+#ifdef FREEZE_EXCEPTIONS
+extern unsigned char M_exceptions[];
+static struct _frozen _PyImport_FrozenModules[] = {
+    {"exceptions", M_exceptions, EXCEPTIONS_LEN},
+    {0, 0, 0}
+};
+#endif
+int main(int argc, char* argv[])
+{
+    char thisfile[_MAX_PATH];
+    char homepath[_MAX_PATH];
+    char magic_envvar[_MAX_PATH + 12];
+    char ldlib_envvar[_MAX_PATH * 4 + 12];
+    char archivefile[_MAX_PATH + 5];
+    char *oldldlib;
+    TOC *ptoc = NULL;
+    int rc = 0;
+    char *workpath = NULL;
+    /* atexit(cleanUp); */
+#ifdef FREEZE_EXCEPTIONS
+    PyImport_FrozenModules = _PyImport_FrozenModules;
+#endif
+    // fill in thisfile
+#ifdef __CYGWIN__
+    if (strncasecmp(&argv[0][strlen(argv[0])-4], ".exe", 4)) {
+        strcpy(thisfile, argv[0]);
+        strcat(thisfile, ".exe");
+        Py_SetProgramName(thisfile);
+    }
+    else 
+#endif
+        Py_SetProgramName(argv[0]);
+    strcpy(thisfile, Py_GetProgramFullPath());
+    VS(thisfile);
+    VS(" is thisfile\n");
+    
+    workpath = getenv( "_MEIPASS2" );
+    VS(workpath);
+    VS(" is _MEIPASS2 (workpath)\n");
+
+    // fill in here (directory of thisfile)
+    strcpy(homepath, Py_GetPrefix());
+    strcat(homepath, "/");
+    VS(homepath);
+    VS(" is homepath\n");
+
+    if (init(homepath, &thisfile[strlen(homepath)], workpath)) {
+        /* no pkg there, so try the nonelf configuration */
+        strcpy(archivefile, thisfile);
+        strcat(archivefile, ".pkg");
+        if (init(homepath, &archivefile[strlen(homepath)], workpath)) {
+            FATALERROR("Cannot open self ");
+            FATALERROR(thisfile);
+            FATALERROR(" or archive ");
+            FATALERROR(archivefile);
+            FATALERROR("\n");
+            return -1;
+        }
+    }
+
+    if (workpath) {
+        // we're the "child" process
+        VS("Already have a workpath - running!\n");
+        rc = doIt(argc, argv);
+        if (strcmp(workpath, homepath)!=0)
+            clear(workpath);
+    }
+    else {
+        if (extractBinaries(&workpath)) {
+            VS("Error extracting binaries\n");
+            return -1;
+        }
+        if (workpath == NULL) {
+            /* now look for the "force LD_LIBRARY" flag */
+            ptoc = getFirstTocEntry();
+            while (ptoc) {
+                if ((ptoc->typcd == 'o') && (ptoc->name[0] == 'f'))
+                    workpath = homepath;
+                    ptoc = getNextTocEntry(ptoc);
+                }
+        }
+        if (workpath) {
+            VS("Executing self as child with ");
+            // run the "child" process, then clean up
+            strcpy(magic_envvar, "_MEIPASS2=");
+            strcat(magic_envvar, workpath);
+            putenv(magic_envvar);
+            // now LD_LIBRARY_PATH
+            strcpy(ldlib_envvar, "LD_LIBRARY_PATH=");
+            strcat(ldlib_envvar, workpath);
+            ldlib_envvar[strlen(ldlib_envvar)-1] = '\0';
+            oldldlib = getenv("LD_LIBRARY_PATH");
+            if (oldldlib) {
+                strcat(ldlib_envvar, ":");
+                strcat(ldlib_envvar, oldldlib);
+            }
+            putenv(ldlib_envvar);
+            VS(ldlib_envvar);
+            VS("\n");
+            rc = execvp(thisfile, argv);
+            VS("Back to parent...\n");
+        }
+        else
+            // no "child" process necessary
+            rc = doIt(argc, argv);
+    }
+    return rc;
+}