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Port the commit to master to fix PDF Output with ebook-convert via symlink on macOS

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Kovid Goyal 2019-12-24 20:01:29 +05:30
parent 1c9342d32a
commit 2a2f641856
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GPG Key ID: 06BC317B515ACE7C
3 changed files with 19 additions and 13 deletions
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17
bypy/macos/launcher.c
View File

@ -9,9 +9,22 @@
#define fatal(...) { fprintf(stderr, __VA_ARGS__); exit(EXIT_FAILURE); }
#define arraysz(x) (sizeof(x)/sizeof(x[0]))
int
main(int argc, char * const *argv) {
run(PROGRAM, MODULE, FUNCTION, IS_GUI, argc, argv);
char pathbuf[PROC_PIDPATHINFO_MAXSIZE], realpath_buf[PROC_PIDPATHINFO_MAXSIZE * 5];
pid_t pid = getpid();
int ret = proc_pidpath(pid, pathbuf, arraysz(pathbuf));
if (ret <= 0) fatal("failed to get executable path for current pid with error: %s", strerror(errno));
char *path = realpath(pathbuf, realpath_buf);
if (path == NULL) fatal("failed to get realpath for executable path with error: %s", strerror(errno));
// We re-exec using an absolute path because the Qt WebEngine sandbox does not work
// when running via symlink
if (!IS_GUI && strcmp(PROGRAM, "calibre-parallel") != 0 && strcmp(argv[0], path) != 0) {
char* new_argv[1024] = {0};
new_argv[0] = path;
for (int i = 1; i < argc && i < arraysz(new_argv) - 1; i++) new_argv[i] = argv[i];
execv(path, new_argv);
}
run(PROGRAM, MODULE, FUNCTION, IS_GUI, argc, argv, path);
return 0;
}

13
bypy/macos/util.c
View File

@ -2,7 +2,6 @@
#include "../run-python.h"
#include <CoreFoundation/CoreFoundation.h>
#include <mach-o/dyld.h>
#include <libproc.h>
#define EXPORT __attribute__((visibility("default")))
@ -28,13 +27,7 @@ set_env_vars(const char* contents_path) {
}
static void
get_paths() {
char pathbuf[PROC_PIDPATHINFO_MAXSIZE], realpath_buf[PROC_PIDPATHINFO_MAXSIZE * 5];
pid_t pid = getpid();
int ret = proc_pidpath(pid, pathbuf, sizeof(pathbuf));
if (ret <= 0) fatal("failed to get executable path for current pid with error: %s", strerror(errno));
char *path = realpath(pathbuf, realpath_buf);
if (path == NULL) fatal("failed to get realpath for executable path with error: %s", strerror(errno));
get_paths(char *path) {
decode_char_buf(path, interpreter_data.exe_path);
for (unsigned i = 0; i < 3; i++) {
char *t = rindex(path, '/');
@ -68,11 +61,11 @@ get_paths() {
EXPORT
void
run(const wchar_t *program, const wchar_t *module, const wchar_t *function, bool gui_app, int argc, char * const *argv) {
run(const wchar_t *program, const wchar_t *module, const wchar_t *function, bool gui_app, int argc, char * const *argv, char* exe_path) {
interpreter_data.argc = argc;
interpreter_data.argv = argv;
interpreter_data.basename = program; interpreter_data.module = module; interpreter_data.function = function;
pre_initialize_interpreter(gui_app);
get_paths();
get_paths(exe_path);
run_interpreter();
}

2
bypy/macos/util.h
View File

@ -2,4 +2,4 @@
#include <wchar.h>
#include <stdbool.h>
void run(const wchar_t *program, const wchar_t *module, const wchar_t *function, bool is_gui, int argc, char * const *argv);
void run(const wchar_t *program, const wchar_t *module, const wchar_t *function, bool is_gui, int argc, char * const *argv, char* exe_path);