diff options
Diffstat (limited to 'src/emacs.c')
| -rw-r--r-- | src/emacs.c | 50 |
1 files changed, 44 insertions, 6 deletions
diff --git a/src/emacs.c b/src/emacs.c index 7fd004973d9..925f167d5fa 100644 --- a/src/emacs.c +++ b/src/emacs.c @@ -133,6 +133,7 @@ extern char etext; #endif #include "pdumper.h" +#include "fingerprint.h" #include "epaths.h" static const char emacs_version[] = PACKAGE_VERSION; @@ -255,6 +256,7 @@ Initialization options:\n\ #ifdef HAVE_PDUMPER "\ --dump-file FILE read dumped state from FILE\n\ +--fingerprint output fingerprint and exit\n\ ", #endif #if SECCOMP_USABLE @@ -830,6 +832,8 @@ load_pdump (int argc, char **argv) const char *const suffix = ".pdmp"; int result; char *emacs_executable = argv[0]; + ptrdiff_t hexbuf_size; + char *hexbuf; const char *strip_suffix = #if defined DOS_NT || defined CYGWIN ".exe" @@ -924,12 +928,18 @@ load_pdump (int argc, char **argv) path_exec = ns_relocate (path_exec); #endif - /* Look for "emacs.pdmp" in PATH_EXEC. We hardcode "emacs" in - "emacs.pdmp" so that the Emacs binary still works if the user - copies and renames it. */ + /* Look for "emacs-FINGERPRINT.pdmp" in PATH_EXEC. We hardcode + "emacs" in "emacs-FINGERPRINT.pdmp" so that the Emacs binary + still works if the user copies and renames it. */ + hexbuf_size = 2 * sizeof fingerprint; + hexbuf = xmalloc (hexbuf_size + 1); + hexbuf_digest (hexbuf, (char *) fingerprint, sizeof fingerprint); + hexbuf[hexbuf_size] = '\0'; needed = (strlen (path_exec) + 1 + strlen (argv0_base) + + 1 + + strlen (hexbuf) + strlen (suffix) + 1); if (bufsize < needed) @@ -937,8 +947,8 @@ load_pdump (int argc, char **argv) xfree (dump_file); dump_file = xpalloc (NULL, &bufsize, needed - bufsize, -1, 1); } - sprintf (dump_file, "%s%c%s%s", - path_exec, DIRECTORY_SEP, argv0_base, suffix); + sprintf (dump_file, "%s%c%s-%s%s", + path_exec, DIRECTORY_SEP, argv0_base, hexbuf, suffix); #if !defined (NS_SELF_CONTAINED) /* Assume the Emacs binary lives in a sibling directory as set up by the default installation configuration. */ @@ -1387,6 +1397,24 @@ main (int argc, char **argv) exit (0); } +#ifdef HAVE_PDUMPER + if (argmatch (argv, argc, "-fingerprint", "--fingerprint", 4, + NULL, &skip_args)) + { + if (initialized) + { + dump_fingerprint (stdout, "", + (unsigned char *) fingerprint); + exit (0); + } + else + { + fputs ("Not initialized\n", stderr); + exit (1); + } + } +#endif + emacs_wd = emacs_get_current_dir_name (); #ifdef HAVE_PDUMPER if (dumped_with_pdumper_p ()) @@ -1847,7 +1875,6 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem #ifdef HAVE_PGTK init_pgtkterm (); /* before init_atimer(). */ #endif - init_atimer (); running_asynch_code = 0; init_random (); @@ -2009,6 +2036,9 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem if (!will_dump_p ()) set_initial_environment (); + /* Has to run after the environment is set up. */ + init_atimer (); + #ifdef WINDOWSNT globals_of_w32 (); #ifdef HAVE_W32NOTIFY @@ -2320,6 +2350,11 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem if (dump_mode) Vdump_mode = build_string (dump_mode); +#ifdef HAVE_PDUMPER + /* Allow code to be run (mostly useful after redumping). */ + safe_run_hooks (Qafter_pdump_load_hook); +#endif + /* Enter editor command loop. This never returns. */ set_initial_minibuffer_mode (); Frecursive_edit (); @@ -2342,6 +2377,9 @@ struct standard_args static const struct standard_args standard_args[] = { { "-version", "--version", 150, 0 }, +#ifdef HAVE_PDUMPER + { "-fingerprint", "--fingerprint", 140, 0 }, +#endif { "-chdir", "--chdir", 130, 1 }, { "-t", "--terminal", 120, 1 }, { "-nw", "--no-window-system", 110, 0 }, |