mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-11-04 03:27:00 -05:00
71 lines
2.6 KiB
C
71 lines
2.6 KiB
C
#include "util.h"
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#include "../run-python.h"
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#include <CoreFoundation/CoreFoundation.h>
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#include <mach-o/dyld.h>
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#define EXPORT __attribute__((visibility("default")))
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#define EXE "@executable_path/.."
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static const char *env_vars[] = { ENV_VARS };
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static const char *env_var_vals[] = { ENV_VAR_VALS };
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static void
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set_env_vars(const char* contents_path) {
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char buf[3*PATH_MAX];
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const char *env_var, *val;
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for (size_t i = 0; i < arraysz(env_vars); i++) {
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env_var = env_vars[i]; val = env_var_vals[i];
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if (strstr(val, EXE) == val && strlen(val) >= sizeof(EXE)) {
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snprintf(buf, sizeof(buf) - 1, "%s%s", contents_path, val + sizeof(EXE) - 1);
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setenv(env_var, buf, 1);
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} else
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setenv(env_var, val, 1);
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}
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return;
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}
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static void
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get_paths(char *path) {
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decode_char_buf(path, interpreter_data.exe_path);
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for (unsigned i = 0; i < 3; i++) {
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char *t = rindex(path, '/');
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if (t == NULL) fatal("Failed to determine bundle path.");
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*t = '\0';
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}
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if (strstr(path, "/calibre.app/Contents/") != NULL) {
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// We are one of the duplicate executables created to workaround codesign's limitations
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for (unsigned i = 0; i < 2; i++) {
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char *t = rindex(path, '/');
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if (t == NULL) fatal("Failed to resolve bundle path in dummy executable");
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*t = '\0';
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}
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}
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#define cat_literal(func, path, literal) func(path, literal, arraysz(literal) - 1)
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cat_literal(strncat, path, "/Contents");
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set_env_vars(path);
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decode_char_buf(path, interpreter_data.bundle_resource_path);
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#define set_path(which, fmt, ...) swprintf(interpreter_data.which, arraysz(interpreter_data.which), fmt, interpreter_data.bundle_resource_path, __VA_ARGS__)
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set_path(python_home_path, L"%ls/Resources/Python", NULL);
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set_path(frameworks_path, L"%ls/Frameworks", NULL);
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set_path(python_lib_path, L"%ls/Resources/Python/lib/python%d.%d", PY_VERSION_MAJOR, PY_VERSION_MINOR);
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set_path(extensions_path, L"%ls/Frameworks/plugins", NULL);
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set_path(resources_path, L"%ls/Resources/resources", NULL);
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set_path(executables_path, L"%ls/MacOS", NULL);
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#undef set_path
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cat_literal(wcsncat, interpreter_data.bundle_resource_path, L"/Resources");
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#undef cat_literal
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}
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EXPORT
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void
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run(const wchar_t *program, const wchar_t *module, const wchar_t *function, bool gui_app, int argc, char * const *argv, char* exe_path) {
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interpreter_data.argc = argc;
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interpreter_data.argv = argv;
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interpreter_data.basename = program; interpreter_data.module = module; interpreter_data.function = function;
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pre_initialize_interpreter(gui_app);
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get_paths(exe_path);
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run_interpreter();
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}
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