X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/70ec13773ab0b175f5992cec8f4441a760fd9e93..8d34b5e125667e8264c83120307b97c47c88c108:/src/callproc.c diff --git a/src/callproc.c b/src/callproc.c index f35485f9fe..47930819c0 100644 --- a/src/callproc.c +++ b/src/callproc.c @@ -1,6 +1,6 @@ /* Synchronous subprocess invocation for GNU Emacs. - Copyright (C) 1985,86,87,88,93,94,95,99, 2000, 2001 - Free Software Foundation, Inc. + Copyright (C) 1985, 1986, 1987, 1988, 1993, 1994, 1995, 1999, 2000, 2001, + 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of GNU Emacs. @@ -16,8 +16,8 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Emacs; see the file COPYING. If not, write to -the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ +the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ #include @@ -42,7 +42,7 @@ extern int errno; #endif #include -#ifdef USG5 +#ifdef HAVE_FCNTL_H #define INCLUDED_FCNTL #include #endif @@ -83,6 +83,7 @@ extern int errno; #include "process.h" #include "syssignal.h" #include "systty.h" +#include "blockinput.h" #ifdef MSDOS #include "msdos.h" @@ -105,7 +106,7 @@ extern char **environ; Lisp_Object Vexec_path, Vexec_directory, Vexec_suffixes; Lisp_Object Vdata_directory, Vdoc_directory; -Lisp_Object Vconfigure_info_directory; +Lisp_Object Vconfigure_info_directory, Vshared_game_score_directory; Lisp_Object Vtemp_file_name_pattern; Lisp_Object Vshell_file_name; @@ -123,13 +124,12 @@ int synch_process_alive; /* Nonzero => this is a string explaining death of synchronous subprocess. */ char *synch_process_death; +/* Nonzero => this is the signal number that terminated the subprocess. */ +int synch_process_termsig; + /* If synch_process_death is zero, this is exit code of synchronous subprocess. */ int synch_process_retcode; - -extern Lisp_Object Vdoc_file_name; - -extern Lisp_Object Vfile_name_coding_system, Vdefault_file_name_coding_system; /* Clean up when exiting Fcall_process. On MSDOS, delete the temporary file on any kind of termination. @@ -154,14 +154,14 @@ Lisp_Object call_process_cleanup (fdpid) Lisp_Object fdpid; { -#if defined (MSDOS) || defined (macintosh) +#if defined (MSDOS) || defined (MAC_OS8) /* for MSDOS fdpid is really (fd . tempfile) */ register Lisp_Object file; file = Fcdr (fdpid); emacs_close (XFASTINT (Fcar (fdpid))); - if (strcmp (XSTRING (file)-> data, NULL_DEVICE) != 0) - unlink (XSTRING (file)->data); -#else /* not MSDOS and not macintosh */ + if (strcmp (SDATA (file), NULL_DEVICE) != 0) + unlink (SDATA (file)); +#else /* not MSDOS and not MAC_OS8 */ register int pid = XFASTINT (Fcdr (fdpid)); if (call_process_exited) @@ -172,7 +172,7 @@ call_process_cleanup (fdpid) if (EMACS_KILLPG (pid, SIGINT) == 0) { - int count = specpdl_ptr - specpdl; + int count = SPECPDL_INDEX (); record_unwind_protect (call_process_kill, fdpid); message1 ("Waiting for process to die...(type C-g again to kill it instantly)"); immediate_quit = 1; @@ -213,17 +213,19 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) int nargs; register Lisp_Object *args; { - Lisp_Object infile, buffer, current_dir, display, path; + Lisp_Object infile, buffer, current_dir, path; + int display_p; int fd[2]; int filefd; register int pid; - char buf[16384]; - char *bufptr = buf; - int bufsize = 16384; - int count = specpdl_ptr - specpdl; - - register unsigned char **new_argv - = (unsigned char **) alloca ((max (2, nargs - 2)) * sizeof (char *)); +#define CALLPROC_BUFFER_SIZE_MIN (16 * 1024) +#define CALLPROC_BUFFER_SIZE_MAX (4 * CALLPROC_BUFFER_SIZE_MIN) + char buf[CALLPROC_BUFFER_SIZE_MAX]; + int bufsize = CALLPROC_BUFFER_SIZE_MIN; + int count = SPECPDL_INDEX (); + + register const unsigned char **new_argv + = (const unsigned char **) alloca ((max (2, nargs - 2)) * sizeof (char *)); struct buffer *old = current_buffer; /* File to use for stderr in the child. t means use same as standard output. */ @@ -232,7 +234,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) char *outf, *tempfile; int outfilefd; #endif -#ifdef macintosh +#ifdef MAC_OS8 char *tempfile; int outfilefd; #endif @@ -253,7 +255,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) #ifndef subprocesses /* Without asynchronous processes we cannot have BUFFER == 0. */ - if (nargs >= 3 + if (nargs >= 3 && (INTEGERP (CONSP (args[2]) ? XCAR (args[2]) : args[2]))) error ("Operating system cannot handle asynchronous subprocesses"); #endif /* subprocesses */ @@ -339,7 +341,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) CHECK_BUFFER (buffer); } } - else + else buffer = Qnil; /* Make sure that the child will be able to chdir to the current @@ -369,9 +371,9 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) UNGCPRO; } - display = nargs >= 4 ? args[3] : Qnil; + display_p = INTERACTIVE && nargs >= 4 && !NILP (args[3]); - filefd = emacs_open (XSTRING (infile)->data, O_RDONLY, 0); + filefd = emacs_open (SDATA (infile), O_RDONLY, 0); if (filefd < 0) { report_file_error ("Opening process input file", Fcons (infile, Qnil)); @@ -381,7 +383,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) struct gcpro gcpro1; GCPRO1 (current_dir); - openp (Vexec_path, args[0], Vexec_suffixes, &path, 1); + openp (Vexec_path, args[0], Vexec_suffixes, &path, make_number (X_OK)); UNGCPRO; } if (NILP (path)) @@ -389,7 +391,14 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) emacs_close (filefd); report_file_error ("Searching for program", Fcons (args[0], Qnil)); } - new_argv[0] = XSTRING (path)->data; + + /* If program file name starts with /: for quoting a magic name, + discard that. */ + if (SBYTES (path) > 2 && SREF (path, 0) == '/' + && SREF (path, 1) == ':') + path = Fsubstring (path, make_number (2), Qnil); + + new_argv[0] = SDATA (path); if (nargs > 4) { register int i; @@ -407,7 +416,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) if (argument_coding.type == coding_type_ccl) setup_ccl_program (&(argument_coding.spec.ccl.encoder), Qnil); } - new_argv[i - 3] = XSTRING (args[i])->data; + new_argv[i - 3] = SDATA (args[i]); } UNGCPRO; new_argv[nargs - 3] = 0; @@ -424,7 +433,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) *tempfile = '\0'; } dostounix_filename (tempfile); - if (*tempfile == '\0' || tempfile[strlen (tempfile) - 1] != '/') + if (*tempfile == '\0' || tempfile[strlen (tempfile) - 1] != '/') strcat (tempfile, "/"); strcat (tempfile, "detmp.XXX"); mktemp (tempfile); @@ -440,12 +449,12 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) fd[1] = outfilefd; #endif /* MSDOS */ -#ifdef macintosh +#ifdef MAC_OS8 /* Since we don't have pipes on the Mac, create a temporary file to hold the output of the subprocess. */ - tempfile = (char *) alloca (STRING_BYTES (XSTRING (Vtemp_file_name_pattern)) + 1); - bcopy (XSTRING (Vtemp_file_name_pattern)->data, tempfile, - STRING_BYTES (XSTRING (Vtemp_file_name_pattern)) + 1); + tempfile = (char *) alloca (SBYTES (Vtemp_file_name_pattern) + 1); + bcopy (SDATA (Vtemp_file_name_pattern), tempfile, + SBYTES (Vtemp_file_name_pattern) + 1); mktemp (tempfile); @@ -458,14 +467,14 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) } fd[0] = filefd; fd[1] = outfilefd; -#endif /* macintosh */ +#endif /* MAC_OS8 */ if (INTEGERP (buffer)) fd[1] = emacs_open (NULL_DEVICE, O_WRONLY, 0), fd[0] = -1; else { #ifndef MSDOS -#ifndef macintosh +#ifndef MAC_OS8 errno = 0; if (pipe (fd) == -1) { @@ -499,17 +508,18 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) to avoid timing error if process terminates soon. */ synch_process_death = 0; synch_process_retcode = 0; + synch_process_termsig = 0; if (NILP (error_file)) fd_error = emacs_open (NULL_DEVICE, O_WRONLY, 0); else if (STRINGP (error_file)) { #ifdef DOS_NT - fd_error = emacs_open (XSTRING (error_file)->data, + fd_error = emacs_open (SDATA (error_file), O_WRONLY | O_TRUNC | O_CREAT | O_TEXT, S_IREAD | S_IWRITE); #else /* not DOS_NT */ - fd_error = creat (XSTRING (error_file)->data, 0666); + fd_error = creat (SDATA (error_file), 0666); #endif /* not DOS_NT */ } @@ -531,29 +541,29 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) current_dir = ENCODE_FILE (current_dir); -#ifdef macintosh +#ifdef MAC_OS8 { /* Call run_mac_command in sysdep.c here directly instead of doing a child_setup as for MSDOS and other platforms. Note that this code does not handle passing the environment to the synchronous Mac subprocess. */ char *infn, *outfn, *errfn, *currdn; - + /* close these files so subprocess can write to them */ close (outfilefd); if (fd_error != outfilefd) close (fd_error); fd1 = -1; /* No harm in closing that one! */ - infn = XSTRING (infile)->data; + infn = SDATA (infile); outfn = tempfile; if (NILP (error_file)) errfn = NULL_DEVICE; else if (EQ (Qt, error_file)) errfn = outfn; else - errfn = XSTRING (error_file)->data; - currdn = XSTRING (current_dir)->data; + errfn = SDATA (error_file); + currdn = SDATA (current_dir); pid = run_mac_command (new_argv, currdn, infn, outfn, errfn); /* Record that the synchronous process exited and note its @@ -576,7 +586,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) report_file_error ("Cannot re-open temporary file", Qnil); } } -#else /* not macintosh */ +#else /* not MAC_OS8 */ #ifdef MSDOS /* MW, July 1993 */ /* Note that on MSDOS `child_setup' actually returns the child process exit status, not its PID, so we assign it to `synch_process_retcode' @@ -612,6 +622,8 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) pid = child_setup (filefd, fd1, fd_error, (char **) new_argv, 0, current_dir); #else /* not WINDOWSNT */ + BLOCK_INPUT; + pid = vfork (); if (pid == 0) @@ -629,13 +641,15 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) child_setup (filefd, fd1, fd_error, (char **) new_argv, 0, current_dir); } + + UNBLOCK_INPUT; #endif /* not WINDOWSNT */ /* The MSDOS case did this already. */ if (fd_error >= 0) emacs_close (fd_error); #endif /* not MSDOS */ -#endif /* not macintosh */ +#endif /* not MAC_OS8 */ environ = save_environ; @@ -669,14 +683,14 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) /* Enable sending signal if user quits below. */ call_process_exited = 0; -#if defined(MSDOS) || defined(macintosh) +#if defined(MSDOS) || defined(MAC_OS8) /* MSDOS needs different cleanup information. */ record_unwind_protect (call_process_cleanup, Fcons (make_number (fd[0]), build_string (tempfile))); #else record_unwind_protect (call_process_cleanup, Fcons (make_number (fd[0]), make_number (pid))); -#endif /* not MSDOS and not macintosh */ +#endif /* not MSDOS and not MAC_OS8 */ if (BUFFERP (buffer)) @@ -736,7 +750,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) int first = 1; int total_read = 0; int carryover = 0; - int display_on_the_fly = !NILP (display) && INTERACTIVE; + int display_on_the_fly = display_p; struct coding_system saved_coding; int pt_orig = PT, pt_byte_orig = PT_BYTE; int inserted; @@ -752,7 +766,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) nread = carryover; while (nread < bufsize - 1024) { - int this_read = emacs_read (fd[0], bufptr + nread, + int this_read = emacs_read (fd[0], buf + nread, bufsize - nread); if (this_read < 0) @@ -773,11 +787,11 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) /* Now NREAD is the total amount of data in the buffer. */ immediate_quit = 0; - + if (!NILP (buffer)) { if (! CODING_MAY_REQUIRE_DECODING (&process_coding)) - insert_1_both (bufptr, nread, nread, 0, 1, 0); + insert_1_both (buf, nread, nread, 0, 1, 0); else { /* We have to decode the input. */ int size; @@ -786,28 +800,44 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) repeat_decoding: size = decoding_buffer_size (&process_coding, nread); decoding_buf = (char *) xmalloc (size); - + + /* We can't use the macro CODING_REQUIRE_DETECTION + because it always returns nonzero if the coding + system requires EOL detection. Here, we have to + check only whether or not the coding system + requires text-encoding detection. */ + if (process_coding.type == coding_type_undecided) + { + detect_coding (&process_coding, buf, nread); + if (process_coding.composing != COMPOSITION_DISABLED) + /* We have not yet allocated the composition + data because the coding type was undecided. */ + coding_allocate_composition_data (&process_coding, PT); + } if (process_coding.cmp_data) process_coding.cmp_data->char_offset = PT; - - decode_coding (&process_coding, bufptr, decoding_buf, + + decode_coding (&process_coding, buf, decoding_buf, nread, size); - + if (display_on_the_fly && saved_coding.type == coding_type_undecided && process_coding.type != coding_type_undecided) { /* We have detected some coding system. But, there's a possibility that the detection was - done by insufficient data. So, we give up - displaying on the fly. */ + done by insufficient data. So, we try the code + detection again with more data. */ xfree (decoding_buf); display_on_the_fly = 0; process_coding = saved_coding; carryover = nread; + /* This is to make the above condition always + fails in the future. */ + saved_coding.type = coding_type_no_conversion; continue; } - + if (process_coding.produced > 0) insert_1_both (decoding_buf, process_coding.produced_char, process_coding.produced, 0, 1, 0); @@ -822,9 +852,9 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) /* CRs have been replaced with LFs. Undo that in the text inserted above. */ unsigned char *p; - + move_gap_both (PT, PT_BYTE); - + p = BYTE_POS_ADDR (pt_byte_orig); for (; p < GPT_ADDR; ++p) if (*p == '\n') @@ -840,7 +870,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) old_pt = PT; old_pt_byte = PT_BYTE; nCR = 0; - + for (bytepos = PT_BYTE - 1; bytepos >= pt_byte_orig; --bytepos) @@ -864,19 +894,19 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) coding = AREF (eol_type, CODING_EOL_LF); else coding = saved_coding.symbol; - + process_coding.symbol = coding; process_coding.eol_type = CODING_EOL_LF; process_coding.mode &= ~CODING_MODE_INHIBIT_INCONSISTENT_EOL; } - + nread -= process_coding.consumed; carryover = nread; if (carryover > 0) /* As CARRYOVER should not be that large, we had better avoid overhead of bcopy. */ - BCOPY_SHORT (bufptr + process_coding.consumed, bufptr, + BCOPY_SHORT (buf + process_coding.consumed, buf, carryover); if (process_coding.result == CODING_FINISH_INSUFFICIENT_CMP) { @@ -893,24 +923,24 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) if (process_coding.mode & CODING_MODE_LAST_BLOCK) break; +#if (CALLPROC_BUFFER_SIZE_MIN != CALLPROC_BUFFER_SIZE_MAX) /* Make the buffer bigger as we continue to read more data, - but not past 64k. */ - if (bufsize < 64 * 1024 && total_read > 32 * bufsize) - { - char *tempptr; - bufsize *= 2; - - tempptr = (char *) alloca (bufsize); - bcopy (bufptr, tempptr, bufsize / 2); - bufptr = tempptr; - } + but not past CALLPROC_BUFFER_SIZE_MAX. */ + if (bufsize < CALLPROC_BUFFER_SIZE_MAX && total_read > 32 * bufsize) + if ((bufsize *= 2) > CALLPROC_BUFFER_SIZE_MAX) + bufsize = CALLPROC_BUFFER_SIZE_MAX; +#endif - if (!NILP (display) && INTERACTIVE) + if (display_p) { if (first) prepare_menu_bars (); first = 0; redisplay_preserve_echo_area (1); + /* This variable might have been set to 0 for code + detection. In that case, we set it back to 1 because + we should have already detected a coding system. */ + display_on_the_fly = 1; } immediate_quit = 1; QUIT; @@ -925,7 +955,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) } { - int post_read_count = specpdl_ptr - specpdl; + int post_read_count = SPECPDL_INDEX (); record_unwind_protect (save_excursion_restore, save_excursion_save ()); inserted = PT - pt_orig; @@ -959,6 +989,19 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS) */) unbind_to (count, Qnil); + if (synch_process_termsig) + { + char *signame; + + synchronize_system_messages_locale (); + signame = strsignal (synch_process_termsig); + + if (signame == 0) + signame = "unknown"; + + synch_process_death = signame; + } + if (synch_process_death) return code_convert_string_norecord (build_string (synch_process_death), Vlocale_coding_system, 0); @@ -993,7 +1036,7 @@ t (mix it with ordinary output), or a file name string. Sixth arg DISPLAY non-nil means redisplay buffer as output is inserted. Remaining args are passed to PROGRAM at startup as command args. -If BUFFER is nil, `call-process-region' returns immediately with value nil. +If BUFFER is 0, `call-process-region' returns immediately with value nil. Otherwise it waits for PROGRAM to terminate and returns a numeric exit status or a signal description string. If you quit, the process is killed with SIGINT, or SIGKILL if you quit again. @@ -1006,7 +1049,7 @@ usage: (call-process-region START END PROGRAM &optional DELETE BUFFER DISPLAY &r struct gcpro gcpro1; Lisp_Object filename_string; register Lisp_Object start, end; - int count = specpdl_ptr - specpdl; + int count = SPECPDL_INDEX (); /* Qt denotes we have not yet called Ffind_operation_coding_system. */ Lisp_Object coding_systems; Lisp_Object val, *args2; @@ -1036,9 +1079,9 @@ usage: (call-process-region START END PROGRAM &optional DELETE BUFFER DISPLAY &r strcat (tempfile, "detmp.XXX"); #endif #else /* not DOS_NT */ - char *tempfile = (char *) alloca (STRING_BYTES (XSTRING (Vtemp_file_name_pattern)) + 1); - bcopy (XSTRING (Vtemp_file_name_pattern)->data, tempfile, - STRING_BYTES (XSTRING (Vtemp_file_name_pattern)) + 1); + char *tempfile = (char *) alloca (SBYTES (Vtemp_file_name_pattern) + 1); + bcopy (SDATA (Vtemp_file_name_pattern), tempfile, + SBYTES (Vtemp_file_name_pattern) + 1); #endif /* not DOS_NT */ coding_systems = Qt; @@ -1080,7 +1123,7 @@ usage: (call-process-region START END PROGRAM &optional DELETE BUFFER DISPLAY &r } { - int count1 = specpdl_ptr - specpdl; + int count1 = SPECPDL_INDEX (); specbind (intern ("coding-system-for-write"), val); Fwrite_region (start, end, filename_string, Qnil, Qlambda, Qnil, Qnil); @@ -1088,7 +1131,7 @@ usage: (call-process-region START END PROGRAM &optional DELETE BUFFER DISPLAY &r unbind_to (count1, Qnil); } - /* Note that Fcall_process takes care of binding + /* Note that Fcall_process takes care of binding coding-system-for-read. */ record_unwind_protect (delete_temp_file, filename_string); @@ -1126,7 +1169,7 @@ static int relocate_fd (); of environ around the vfork and the call to this function. SET_PGRP is nonzero if we should put the subprocess into a separate - process group. + process group. CURRENT_DIR is an elisp string giving the path of the current directory the subprocess should have. Since we can't really signal @@ -1151,7 +1194,7 @@ child_setup (in, out, err, new_argv, set_pgrp, current_dir) #ifdef SET_EMACS_PRIORITY { - extern int emacs_priority; + extern EMACS_INT emacs_priority; if (emacs_priority < 0) nice (- emacs_priority); @@ -1177,7 +1220,7 @@ child_setup (in, out, err, new_argv, set_pgrp, current_dir) register char *temp; register int i; - i = STRING_BYTES (XSTRING (current_dir)); + i = SBYTES (current_dir); #ifdef MSDOS /* MSDOS must have all environment variables malloc'ed, because low-level libc functions that launch subsidiary processes rely @@ -1188,7 +1231,7 @@ child_setup (in, out, err, new_argv, set_pgrp, current_dir) #endif temp = pwd_var + 4; bcopy ("PWD=", pwd_var, 4); - bcopy (XSTRING (current_dir)->data, temp, i); + bcopy (SDATA (current_dir), temp, i); if (!IS_DIRECTORY_SEP (temp[i - 1])) temp[i++] = DIRECTORY_SEP; temp[i] = 0; @@ -1242,7 +1285,7 @@ child_setup (in, out, err, new_argv, set_pgrp, current_dir) tem = XCDR (tem)) { char **ep = env; - char *string = (char *) XSTRING (XCAR (tem))->data; + char *string = (char *) SDATA (XCAR (tem)); /* See if this string duplicates any string already in the env. If so, don't put it in. When an env var has multiple definitions, @@ -1269,7 +1312,7 @@ child_setup (in, out, err, new_argv, set_pgrp, current_dir) } #ifdef WINDOWSNT prepare_standard_handles (in, out, err, handles); - set_process_dir (XSTRING (current_dir)->data); + set_process_dir (SDATA (current_dir)); #else /* not WINDOWSNT */ /* Make sure that in, out, and err are not actually already in descriptors zero, one, or two; this could happen if Emacs is @@ -1394,18 +1437,18 @@ getenv_internal (var, varlen, value, valuelen) entry = XCAR (scan); if (STRINGP (entry) - && STRING_BYTES (XSTRING (entry)) > varlen - && XSTRING (entry)->data[varlen] == '=' + && SBYTES (entry) > varlen + && SREF (entry, varlen) == '=' #ifdef WINDOWSNT /* NT environment variables are case insensitive. */ - && ! strnicmp (XSTRING (entry)->data, var, varlen) + && ! strnicmp (SDATA (entry), var, varlen) #else /* not WINDOWSNT */ - && ! bcmp (XSTRING (entry)->data, var, varlen) + && ! bcmp (SDATA (entry), var, varlen) #endif /* not WINDOWSNT */ ) { - *value = (char *) XSTRING (entry)->data + (varlen + 1); - *valuelen = STRING_BYTES (XSTRING (entry)) - (varlen + 1); + *value = (char *) SDATA (entry) + (varlen + 1); + *valuelen = SBYTES (entry) - (varlen + 1); return 1; } } @@ -1424,7 +1467,7 @@ This function consults the variable ``process-environment'' for its value. */) int valuelen; CHECK_STRING (var); - if (getenv_internal (XSTRING (var)->data, STRING_BYTES (XSTRING (var)), + if (getenv_internal (SDATA (var), SBYTES (var), &value, &valuelen)) return make_string (value, valuelen); else @@ -1449,7 +1492,7 @@ egetenv (var) #endif /* not VMS */ /* This is run before init_cmdargs. */ - + void init_callproc_1 () { @@ -1457,7 +1500,7 @@ init_callproc_1 () char *doc_dir = egetenv ("EMACSDOC"); Vdata_directory - = Ffile_name_as_directory (build_string (data_dir ? data_dir + = Ffile_name_as_directory (build_string (data_dir ? data_dir : PATH_DATA)); Vdoc_directory = Ffile_name_as_directory (build_string (doc_dir ? doc_dir @@ -1476,7 +1519,7 @@ void init_callproc () { char *data_dir = egetenv ("EMACSDATA"); - + register char * sh; Lisp_Object tempdir; @@ -1494,7 +1537,7 @@ init_callproc () Vexec_path = Fcons (tem, Vexec_path); Vexec_path = nconc2 (decode_env_path ("PATH", ""), Vexec_path); } - + Vexec_directory = Ffile_name_as_directory (tem); #endif /* not DOS_NT */ @@ -1539,13 +1582,13 @@ init_callproc () #endif { tempdir = Fdirectory_file_name (Vexec_directory); - if (access (XSTRING (tempdir)->data, 0) < 0) + if (access (SDATA (tempdir), 0) < 0) dir_warning ("Warning: arch-dependent data dir (%s) does not exist.\n", Vexec_directory); } tempdir = Fdirectory_file_name (Vdata_directory); - if (access (XSTRING (tempdir)->data, 0) < 0) + if (access (SDATA (tempdir), 0) < 0) dir_warning ("Warning: arch-independent data dir (%s) does not exist.\n", Vdata_directory); @@ -1569,6 +1612,14 @@ init_callproc () else Vtemp_file_name_pattern = build_string ("/tmp/emacsXXXXXX"); #endif + +#ifdef DOS_NT + Vshared_game_score_directory = Qnil; +#else + Vshared_game_score_directory = build_string (PATH_GAME); + if (NILP (Ffile_directory_p (Vshared_game_score_directory))) + Vshared_game_score_directory = Qnil; +#endif } void @@ -1626,6 +1677,15 @@ Emacs's info files; the default value for Info-default-directory-list includes this. */); Vconfigure_info_directory = build_string (PATH_INFO); + DEFVAR_LISP ("shared-game-score-directory", &Vshared_game_score_directory, + doc: /* Directory of score files for games which come with GNU Emacs. +If this variable is nil, then Emacs is unable to use a shared directory. */); +#ifdef DOS_NT + Vshared_game_score_directory = Qnil; +#else + Vshared_game_score_directory = build_string (PATH_GAME); +#endif + DEFVAR_LISP ("temp-file-name-pattern", &Vtemp_file_name_pattern, doc: /* Pattern for making names for temporary files. This is used by `call-process-region'. */); @@ -1637,7 +1697,10 @@ Each element should be a string of the form ENVVARNAME=VALUE. If multiple entries define the same variable, the first one always takes precedence. The environment which Emacs inherits is placed in this variable -when Emacs starts. */); +when Emacs starts. +Non-ASCII characters are encoded according to the initial value of +`locale-coding-system', i.e. the elements must normally be decoded for use. +See `setenv' and `getenv'. */); #ifndef VMS defsubr (&Scall_process); @@ -1645,3 +1708,6 @@ when Emacs starts. */); #endif defsubr (&Scall_process_region); } + +/* arch-tag: 769b8045-1df7-4d2b-8968-e3fb49017f95 + (do not change this comment) */