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-rw-r--r--AppPkg/Applications/Python/Python-2.7.10/PyMod-2.7.10/Modules/getpath.c143
1 files changed, 37 insertions, 106 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.10/PyMod-2.7.10/Modules/getpath.c b/AppPkg/Applications/Python/Python-2.7.10/PyMod-2.7.10/Modules/getpath.c
index 9492864379..5564d17013 100644
--- a/AppPkg/Applications/Python/Python-2.7.10/PyMod-2.7.10/Modules/getpath.c
+++ b/AppPkg/Applications/Python/Python-2.7.10/PyMod-2.7.10/Modules/getpath.c
@@ -1,8 +1,19 @@
/** @file
Return the initial module search path.
+ This file is based upon the Modules/getpath.c file from the Python distribution
+ but has had everything not exactly necessary for operation on EDK II stripped
+ out.
+
Search in specified locations for the associated Python libraries.
+ For the EDK II, UEFI, implementation of Python, PREFIX and EXEC_PREFIX
+ are set as follows:
+ PREFIX = /Efi/StdLib
+ EXEC_PREFIX = PREFIX
+
+ The volume is assumed to be the current volume when Python was started.
+
Py_GetPath returns module_search_path.
Py_GetPrefix returns PREFIX
Py_GetExec_Prefix returns PREFIX
@@ -11,16 +22,13 @@
These are built dynamically so that the proper volume name can be prefixed
to the paths.
- For the EDK II, UEFI, implementation of Python, PREFIX and EXEC_PREFIX
- are set as follows:
- PREFIX = /Efi/StdLib
- EXEC_PREFIX = PREFIX
-
- The following final paths are assumed:
+ The following final paths (for Python 2.7.10) are assumed:
/Efi/Tools/Python.efi The Python executable.
- /Efi/StdLib/lib/python.VERSION The platform independent Python modules.
- /Efi/StdLib/lib/python.VERSION/dynalib Dynamically loadable Python extension modules.
+ /Efi/StdLib/lib/python27.10 The version dependent Python modules.
+ /Efi/StdLib/lib/python.27 The version independent Python modules.
+ /Efi/StdLib/lib/python27.10/lib-dynload Dynamically loadable Python extension modules.
+ Copyright (c) 2015, Daryl McDaniel. All rights reserved.<BR>
Copyright (c) 2011 - 2012, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that accompanies this distribution.
@@ -34,13 +42,12 @@
#include <osdefs.h>
#include <ctype.h>
-#ifdef __cplusplus
- extern "C" {
-#endif
+#define SIFY_I( x ) #x
+#define SIFY( y ) SIFY_I( y )
/* VERSION must be at least two characters long. */
#ifndef VERSION
- #define VERSION "27"
+ #define VERSION SIFY(PY_MAJOR_VERSION) SIFY(PY_MINOR_VERSION)
#endif
#ifndef VPATH
@@ -61,20 +68,19 @@
#endif
#ifndef LIBPYTHON
- #define LIBPYTHON "lib/python." VERSION
+ #define LIBPYTHON "lib/python" VERSION "." SIFY(PY_MICRO_VERSION)
#endif
#ifndef PYTHONPATH
- #ifdef HAVE_ENVIRONMENT_OPS
- #define PYTHONPATH PREFIX LIBPYTHON sDELIM \
- EXEC_PREFIX LIBPYTHON "/lib-dynload"
- #else
- #define PYTHONPATH LIBPYTHON
- #endif
+ #define PYTHONPATH LIBPYTHON
#endif
#ifndef LANDMARK
-#define LANDMARK "os.py"
+ #define LANDMARK "os.py"
+#endif
+
+#ifdef __cplusplus
+ extern "C" {
#endif
static char prefix[MAXPATHLEN+1];
@@ -94,11 +100,7 @@ static char volume_name[32] = { 0 };
static int
is_sep(char ch)
{
-#ifdef ALTSEP
return ch == SEP || ch == ALTSEP;
-#else
- return ch == SEP;
-#endif
}
/** Reduce a path by its last element.
@@ -117,77 +119,6 @@ reduce(char *dir)
dir[i] = '\0';
}
-#ifndef UEFI_C_SOURCE
-/** Does filename point to a file and not directory?
-
- @param[in] filename The fully qualified path to the object to test.
-
- @retval 0 Filename was not found, or is a directory.
- @retval 1 Filename refers to a regular file.
-**/
-static int
-isfile(char *filename)
-{
- struct stat buf;
- if (stat(filename, &buf) != 0) {
- return 0;
- }
- //if (!S_ISREG(buf.st_mode))
- if (S_ISDIR(buf.st_mode)) {
- return 0;
- }
- return 1;
-}
-
-/** Determine if filename refers to a Python module.
-
- A Python module is indicated if the file exists, or if the file with
- 'o' or 'c' appended exists.
-
- @param[in] filename The fully qualified path to the object to test.
-
- @retval 0
-**/
-static int
-ismodule(char *filename)
-{
- if (isfile(filename)) {
- //if (Py_VerboseFlag) PySys_WriteStderr("%s[%d]: file = \"%s\"\n", __func__, __LINE__, filename);
- return 1;
- }
-
- /* Check for the compiled version of prefix. */
- if (strlen(filename) < MAXPATHLEN) {
- strcat(filename, Py_OptimizeFlag ? "o" : "c");
- if (isfile(filename)) {
- return 1;
- }
- }
- return 0;
-}
-
-/** Does filename point to a directory?
-
- @param[in] filename The fully qualified path to the object to test.
-
- @retval 0 Filename was not found, or is not a regular file.
- @retval 1 Filename refers to a directory.
-**/
-static int
-isdir(char *filename)
-{
- struct stat buf;
-
- if (stat(filename, &buf) != 0)
- return 0;
-
- if (!S_ISDIR(buf.st_mode))
- return 0;
-
- return 1;
-}
-#endif /* UEFI_C_SOURCE */
-
/** Determine if a path is absolute, or not.
An absolute path consists of a volume name, "VOL:", followed by a rooted path,
"/path/elements". If both of these components are present, the path is absolute.
@@ -466,7 +397,7 @@ calculate_path(void)
char *pythonpath = PYTHONPATH;
char *rtpypath = Py_GETENV("PYTHONPATH");
//char *home = Py_GetPythonHome();
- char *path = getenv("PATH");
+ char *path = getenv("path");
char *prog = Py_GetProgramName();
char argv0_path[MAXPATHLEN+1];
char zip_path[MAXPATHLEN+1];
@@ -531,9 +462,9 @@ calculate_path(void)
This is the full path to the platform independent libraries.
########################################################################### */
- strncpy(prefix, volume_name, MAXPATHLEN);
- joinpath(prefix, PREFIX);
- joinpath(prefix, lib_python);
+ strncpy(prefix, volume_name, MAXPATHLEN);
+ joinpath(prefix, PREFIX);
+ joinpath(prefix, lib_python);
/* ###########################################################################
Build the FULL path to the zipped-up Python library.
@@ -551,10 +482,10 @@ calculate_path(void)
Build the FULL path to dynamically loadable libraries.
########################################################################### */
- strncpy(exec_prefix, volume_name, MAXPATHLEN);
- joinpath(exec_prefix, EXEC_PREFIX);
- joinpath(exec_prefix, lib_python);
- joinpath(exec_prefix, "lib-dynload");
+ strncpy(exec_prefix, volume_name, MAXPATHLEN); // "fs0:"
+ joinpath(exec_prefix, EXEC_PREFIX); // "fs0:/Efi/StdLib"
+ joinpath(exec_prefix, lib_python); // "fs0:/Efi/StdLib/lib/python.27"
+ joinpath(exec_prefix, "lib-dynload"); // "fs0:/Efi/StdLib/lib/python.27/lib-dynload"
/* ###########################################################################
Build the module search path.
@@ -573,9 +504,9 @@ calculate_path(void)
strcpy(prefix, volume_name);
}
bufsz = strlen(prefix);
- if(prefix[bufsz-1] == ':') {
- prefix[bufsz] = SEP;
- prefix[bufsz+1] = 0;
+ if(prefix[bufsz-1] == ':') { // if prefix consists solely of a volume_name
+ prefix[bufsz] = SEP; // then append SEP indicating the root directory
+ prefix[bufsz+1] = 0; // and ensure the new string is terminated
}
/* Calculate size of return buffer.
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-13 02:19:32 +0000