543af0dd89
In order for @executable_path resolution to work the launcher has to link against the python dll rather than running the python executable.
68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
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* linux-launcher.c
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* Copyright (C) 2017 Kovid Goyal <kovid at kovidgoyal.net>
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*
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* Distributed under terms of the GPL3 license.
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*/
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <libgen.h>
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#include <string.h>
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#include <errno.h>
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#ifdef __APPLE__
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#include <mach-o/dyld.h>
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#include <sys/syslimits.h>
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#else
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#include <limits.h>
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#endif
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#include <Python.h>
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#define MIN(x, y) ((x) < (y)) ? (x) : (y)
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#define MAX_ARGC 1024
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int main(int argc, char *argv[]) {
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int num, num_args, i, ret=0;
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char exe[PATH_MAX+1] = {0};
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char lib[PATH_MAX+1] = {0};
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char *final_argv[MAX_ARGC + 1] = {0};
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wchar_t *argvw[MAX_ARGC + 1] = {0};
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#ifdef __APPLE__
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uint32_t size = PATH_MAX;
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char apple[PATH_MAX+1] = {0};
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if (_NSGetExecutablePath(apple, &size) != 0) { fprintf(stderr, "Failed to get path to executable\n"); return 1; }
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if (realpath(apple, exe) == NULL) { fprintf(stderr, "realpath() failed on the executable's path\n"); return 1; }
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#else
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if (realpath("/proc/self/exe", exe) == NULL) { fprintf(stderr, "Failed to read /proc/self/exe\n"); return 1; }
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#endif
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char *exe_dir = dirname(exe);
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#ifdef FOR_BUNDLE
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num = snprintf(lib, PATH_MAX, "%s%s", exe_dir, "/../Frameworks/kitty");
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#else
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num = snprintf(lib, PATH_MAX, "%s%s", exe_dir, "/../lib/kitty");
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#endif
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if (num < 0 || num >= PATH_MAX) { fprintf(stderr, "Failed to create path to /../lib/kitty\n"); return 1; }
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final_argv[0] = exe;
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final_argv[1] = lib;
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for (i = 1, num_args=2; i < argc && i + 1 <= MAX_ARGC; i++) {
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final_argv[i+1] = argv[i];
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num_args++;
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}
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for (i = 0; i < num_args; i++) {
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argvw[i] = Py_DecodeLocale(final_argv[i], NULL);
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if (argvw[i] == NULL) {
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fprintf(stderr, "Fatal error: cannot decode argv[%d]\n", i);
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goto end;
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}
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}
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ret = Py_Main(num_args, argvw);
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end:
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for (i = 0; i < num_args; i++) { if(argvw[i]) PyMem_RawFree(argvw[i]); }
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return ret;
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}
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