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@@ -1,3 +1,599 @@
+1997-04-17 Paul Eggert <eggert@twinsun.com>
+
+ * configure.in (VERSION): Version 2.2 released.
+
+ * Makefile.in (config.hin):
+ Remove before building; we always want the timestamp updated.
+
+ * inp.c (get_input_file):
+ Look for RCS files only if backup_type == numbered_existing.
+
+ * NEWS, patch.man:
+ Remove mention of never-implemented -V rcs and -V sccs options.
+ * patch.man: `pathname' -> `file name'
+ Correct the description of how file names are found in diff headers.
+ Clarify the distinction between ordinary and unified context diffs.
+
+1997-04-13 Paul Eggert <eggert@twinsun.com>
+
+ * configure.in (VERSION): Update to 2.1.7.
+
+ * patch.c (numeric_optarg): New function.
+ (get_some_switches): Use it.
+
+ * pch.c (intuit_diff_type): When creating a file, prefer a name whose
+ existing dir prefix is the longest.
+
+ * util.h (countdirs): New function.
+ * util.c (replace_slashes, countdirs): New functions.
+ (makedirs): Use replace_slashes, to be more like countdirs.
+
+ * patch.man: Explain -pN vs -p N. Recommend --new-file.
+ Explain possible incompatibility with strip count.
+
+1997-04-10 Paul Eggert <eggert@twinsun.com>
+
+ * configure.in (VERSION): Bump to 2.1.6.
+ (AC_CHECK_HEADERS): Remove stdlib.h (i.e. remove HAVE_STDLIB_H).
+
+ * Makefile.in: (HDRS, patchlevel.h, TAGS, distclean, maintainer-clean):
+ Don't distribute patchlevel.h; let the user do it.
+ This works around some obscure (possibly nonexistent?) `make' bugs.
+
+ * common.h (program_name): extern, not XTERN.
+ (<stdlib.h>): Include if STDC_HEADERS, not if HAVE_STDLIB_H.
+ (atol, getenv, malloc, realloc): Don't worry whether they're #defined.
+
+ * patch.c (get_some_switches):
+ Add special hack for backwards compatibility with CVS 1.9.
+ (-B, -Y, -z): Now set backup_type = simple.
+
+ * NEWS: Fix misspellings; minor reformatting.
+ * README: Report POSIX.2 compliance.
+
+1997-04-06 Paul Eggert <eggert@twinsun.com>
+
+ Move all old RCS $Log entries into ChangeLog.
+ #include all files with < >, not " ".
+
+ * addext.c, argmatch.c, argmatch.h, memchr.c, install-sh:
+ New files.
+ * EXTERN.h, INTERN.h: Removed.
+ * config.hin: Renamed from config.h.in.
+
+ * acconfig.h (NODIR): Remove.
+ (HAVE_MEMCHR): Add.
+
+ * configure.in (AC_ARG_PROGRAM, AC_PROG_MAKE_SET, HAVE_MEMCHR): Add.
+ (AC_CHECK_HEADERS): Replaces obsolescent AC_HAVE_HEADERS.
+ Add stdlib.h, string.h, unistd.h, varargs.h.
+ Delete obsolete call to AC_UNISTD_H.
+ (AC_CONFIG_HEADER): Rename config.h.in to config.hin.
+ (AC_C_CONST): Replaces obsolescent AC_CONST.
+ (AC_CHECK_FUNC): Check for getopt_long; define LIBOBJS and substitute
+ for it accordingly.
+ (AC_CHECK_FUNCS): Replaces obsolescent AC_HAVE_FUNCS.
+ Add _doprintf, isascii, mktemp, sigaction, sigprocmask, sigsetmask.
+ Remove strerror.
+ (AC_FUNC_CLOSEDIR_VOID, AC_FUNC_VPRINTF): Add.
+ (AC_HEADER_DIRENT): Replaces obsolescent AC_DIR_HEADER.
+ (AC_HEADER_STDC): Replaces obsolescent AC_STDC_HEADERS.
+ (AC_SYS_LONG_FILE_NAMES): Replaces obsolescent AC_LONG_FILE_NAMES.
+ (AC_TYPE_OFF_T): Replaces obsolescent AC_OFF_T.
+ (AC_TYPE_SIGNAL): Replaces obsolescent AC_RETSIGTYPE.
+ (AC_TYPE_SIZE_T): Replaces obsolescent AC_SIZE_T.
+ (AC_XENIX_DIR): Remove.
+ (ED_PROGRAM): New var.
+ (NODIR): Remove.
+ (PACKAGE, VERSION): New vars; substitute them with AC_SUBST.
+
+ * Makefile.in: Conform to current GNU build standards.
+ Redo dependencies. Use library getopt_long if available.
+ Use `&&' instead of `;' inside shell commands where applicable;
+ GNU make requires this.
+ Use double-colon rules for actions that do not build files.
+ (@SET_MAKE@): Added.
+ (CFLAGS, LDFLAGS, prefix, exec_prefix): Base on @ versions of symbols.
+ (COMPILE, CPPFLAGS, DEFS, ED_PROGRAM, LIBOBJS, LIBSRCS, PACKAGE,
+ VERSION): New symbols.
+ (SRCS, OBJS, HDRS, MISC): Add new files.
+ (man1dir): Renamed from mandir.
+ (man1ext): Renamed from manext.
+ (patch): Put -o first.
+ (install): Use $(transform) to allow program to be renamed by configure.
+ (patchlevel.h): Build from $(VERSION).
+ (dist): Get version number from $(VERSION) and package name from
+ $(PACKAGE).
+ (TAGS): Scan $(HDRS).
+ (maintainer-clean): Renamed from realclean. Remove patchlevel.h.
+
+ * backupfile.h (simple_backup_suffix): Now const *.
+ (find_backup_file_name, base_name, get_version): Args are now const *.
+ (base_name): New decl.
+ * backupfile.c (<config.h>): Include only if HAVE_CONFIG_H.
+ (<argmatch.h>): Include.
+ (<string.h>): Include if HAVE_STRING_H, not if STDC_HEADERS.
+ (<strings.h>): Include if !HAVE_STRING_H.
+ (<unistd.h>): Do not include.
+ (<dirent.h>): Redo include as per current autoconf standards.
+ (<limits.h>): Include if HAVE_LIMITS_H. Define CHAR_BIT if not defined.
+ (NLENGTH): Now returns size_t.
+ (CLOSEDIR, INT_STRLEN_BOUND): New macros.
+ (ISDIGIT): Use faster method.
+ (find_backup_file_name): No longer depends on NODIR.
+ Remove redundant code.
+ (make_version_name): Remove; do it more portably.
+ (max_backup_version): Args are now const *.
+ (version_number): Simplify digit checking.
+ (basename, concat, dirname): Remove.
+ (argmatch, invalid_arg): Move to argmatch.c. Simplify test for
+ ambiguous args. When reporting an error, use program_name not "patch".
+ (addext): Move to addext.c. Treat all negative values from pathconf
+ like -1. Always use long extension if it fits, even if the filesystem
+ does not support long file names.
+ (backup_types): Now const.
+
+ * common.h, inp.h (XTERN): Renamed from EXT to avoid collision
+ with errno.h reserved name space.
+
+ * common.h (DEBUGGING): Now an integer; default is 1.
+ (enum diff): New type.
+ (diff_type): Use it instead of small integers.
+ (CONTEXT_DIFF, NORMAL_DIFF, ED_DIFF, NEW_CONTEXT_DIFF, UNI_DIFF):
+ Now enumerated values instead of macros.
+ (NO_DIFF): New enumerated value (used instead of 0).
+ (volatile): Default to the empty string if __STDC__ is not defined.
+ (<signal.h>): Do not include.
+ (Chmod, Close, Fclose, Fflush, Fputc, Signal, Sprintf, Strcat,
+ Strcpy, Unlink, Write): Remove these macros; casts to void are
+ not needed for GNU coding standards.
+ (INITHUNKMAX): Move to pch.c.
+ (malloc, realloc, INT_MIN, MAXLINELEN, strNE, strnNE,
+ Reg1, Reg2, Reg3, Reg4, Reg5, Reg6, Reg7, Reg8, Reg9, Reg10, Reg11,
+ Reg12, Reg13, Reg14, Reg15, Reg16): Remove these macros.
+ (S_IXOTH, S_IWOTH, S_IROTH, S_IXGRP, S_IWGRP,
+ S_IRGRP, S_IXUSR, S_IWUSR, S_IRUSR, O_RDONLY, O_RDWR):
+ Define these macros, if not defined.
+ (CTYPE_DOMAIN, ISLOWER, ISSPACE, ISDIGIT, PARAMS): New macros.
+ (instat): Renamed from filestat; used for input file now.
+ (bufsize, using_plan_a, debug, strippath): Not statically initialized.
+ (debug): #define to 0 if not DEBUGGING, so that users of `debug'
+ no longer need to be surrounded by `#if DEBUGGING'.
+ (out_of_mem, filec, filearg, outname, toutkeep, trejkeep): Remove.
+ (inname, inerrno, dry_run, origbase): New variables.
+ (origprae): Now const*.
+ (TMPOUTNAME, TMPINNAME, TMPPATNAME): Now const*volatile.
+ (verbosity): New variable; subsumes `verbose'.
+ (DEFAULT_VERBOSITY, SILENT, VERBOSE): Values in a new enum.
+ (verbose): Removed.
+ (VOID): Use `#ifdef __STDC__' instead of`#if __STDC__',
+ for consistency elsewhere.
+ (__attribute__): New macro (empty if not a recent GCC).
+ (fatal_exit): Renamed from my_exit.
+ (errno): Don't define if STDC_HEADERS.
+ (<string.h>): Include if either STDC_HEADERS or HAVE_STRING_H.
+ (memcmp, memcpy): Define if !STDC_HEADERS && !HAVE_STRING_H
+ && !HAVE_MEMCHR.
+ (<stdlib.h>): Include if HAVE_STDLIB_H, not if STDC_HEADERS.
+ (atol, getenv, malloc, realloc, lseek): Declare only if not defined
+ as a macro.
+ (popen, strcpy, strcat, mktemp): Do not declare.
+ (lseek): Declare to yield off_t, not long.
+ (<fcntl.h>): Include only if HAVE_FCNTL_H.
+
+ * inp.h (get_input_file): New decl.
+ * inp.c (SCCSPREFIX, GET, GET_LOCKED, SCCSDIFF, RCSSUFFIX, CHECKOUT,
+ CHECKOUT_LOCKED, RCSDIFF): Moved here from common.h.
+ (i_ptr): Now char const **.
+ (i_size): Remove.
+ (TIBUFSIZE_MINIMUM): Define only if not already defined.
+ (plan_a, plan_b): Arg is now const *.
+ (report_revision): Declare before use. It's now the caller's
+ responsibility to test whether revision is 0.
+ (scan_input, report_revision, get_input_file):
+ Be less chatty unless --verbose.
+ (get_input_file): New function, split off from plan_a.
+ Reuse file status gotten by pch if possible. Allow for dry run.
+ Use POSIX bits for creat, not number. Check for creation and
+ close failure, and use fstat not stat. Use memcpy not strncpy.
+ (plan_a): Rewrite for speed.
+ Caller now assigns result to using_plan_a.
+ Don't bother reading empty files; during dry runs they might not exist.
+ Use ISSPACE, not isspace.
+ (plan_b): Allow for dry runs. Use ISSPACE, and handle sign extension
+ correctly on arg. Use POSIX symbol for open arg.
+
+ * patch.c (backup, output, patchname, program_name): New vars.
+ (last_frozen_line): Moved here from inp.h.
+ (TMPREJNAME): Moved here from common.h.
+ (optind_last): Removed.
+ (do_defines, if_defined, not_defined, else_defined, end_defined):
+ Now char const. Prepend with \n (except for not_defined) to
+ allow for files ending in non-newline.
+ (Argv): Now char*const*.
+ (main, get_some_switches): Exit status 0 means success,
+ 1 means hunks were rejected, 2 means trouble.
+ (main, locate_hunk, patch_match): Keep track of patch prefix context
+ separately from suffix context; this fixes several bugs.
+ (main): Initialize bufsize, strippath.
+ Be less chatty unless --verbose.
+ No more NODIR; always have version control available.
+ Require environment variables to be nonempty to have effect.
+ Add support for --dry-run, --output, --verbose.
+ Invoke get_input_file first, before deciding among do_ed_script,
+ plan_a, or plan_b.
+ Clear ofp after closing it, to keep discipline that ofp is either
+ 0 or open, to avoid file descriptor leaks. Conversely, rejfp doesn't
+ need this trick since static analysis is enough to show when it
+ needs to be closed.
+ Don't allow file-creation patches to be applied to existing files.
+ Misordered hunks are now not fatal errors; just go on to the next file.
+ It's a fatal error to fall back on plan B when --output is given,
+ since the moving hand has writ.
+ Add support for binary files.
+ Check for I/O errors.
+ chmod output file ourselves, rather than letting move_file do it;
+ this saves global state.
+ Use better grammar when outputting hunks messages, e.g. avoid
+ `1 hunks'.
+ (main, reinitialize_almost_everything):
+ Remove support for multiple file arguments.
+ Move get_some_switches call from reinitialize_almost_everything
+ to main.
+ (reinitialize_almost_everything): No need to reinitialize things
+ that are no longer global variables, e.g. outname.
+ (shortopts): Remove leading "-"; it's no longer important to
+ return options and arguments in order. '-b' no longer takes operand.
+ -p's operand is no longer optional. Add -i, -Y, -z. Remove -S.
+ (longopts): --suffix is now pared with -z, not -b. --backup now
+ means -b. Add --input, --basename-prefix, --dry-run, --verbose.
+ Remove --skip. --strip's operand is now required.
+ (option_help): New variable. Use style of current coding standards.
+ Change to match current option set.
+ (usage): Use it.
+ (get_some_switches): Get all switches, since `+' is defunct.
+ New options -i, -Y, -z, --verbose, --dry-run.
+ Option -S removed.
+ -b now means backup (backup_type == simple), not simple_backup_suffix.
+ -B now implies backup, and requires nonempty operand.
+ -D no longer requires first char of argument to be an identifier.
+ `-o -' is now disallowed (formerly output to regular file named "-").
+ -p operand is now required.
+ -v no longer needs to cleanup (no temp files can exist at that point).
+ -V now implies backup.
+ Set inname, patchname from file name arguments, if any;
+ do not set filearg. It's now an error if extra operands are given.
+ (abort_junk): Check for write errors in reject file.
+ (apply_hunk, copy_till): Return error flag, so that failure to apply
+ out-of-order hunk is no longer fatal.
+ (apply_hunk): New arg after_newline,
+ for patching files not ending in newline.
+ Cache ofp for speed. Check for write errors.
+ (OUTSIDE, IN_IFNDEF, IN_IFDEF, IN_ELSE): Now part of an enumerated type
+ instead of being #defined to small integers.
+ Change while-do to do-while when copying !-part for R_do_defines,
+ since condition is always true the first time through the loop.
+ (init_output, init_reject): Arg is now const *.
+ (copy_till, spew_output): Do not insert ``missing'' newlines;
+ propagate them via new after_newline argument.
+ (spew_output): Nothing to copy if last_frozen_line == input lines.
+ Do not close (ofp) if it's null.
+ (dump_line): Remove.
+ (similar): Ignore presence or absence of trailing newlines.
+ Check for only ' ' or '\t', not isspace (as per POSIX.2).
+ (make_temp): Use tmpnam if mktemp is not available.
+ (cleanup): New function.
+ (fatal_exit): Use it. Renamed from my_exit.
+ Take signal to exit with, not exit status (which is now always 2).
+
+ * pch.h, pch.c (pch_prefix_context, pch_suffix_context):
+ New fns replacing pch_context.
+ (another_hunk): Now yields int, not bool; -1 means out of memory.
+ Now takes difftype as argument.
+ (pch_write_line): Now returns boolean indicating whether we're after
+ a newline just after the write, for supporting non-text files.
+ * pch.c (isdigit): Remove; use ISDIGIT instead.
+ (INITHUNKMAX): Moved here from common.h.
+ (p_context): Removed. We need to keep track of the pre- and post-
+ context separately, in:
+ (p_prefix_context, p_suffix_context): New variables.
+ (bestguess): Remove.
+ (open_patch_file): Arg is now char const *.
+ Copy file a buffer at a time, not a char at a time, for speed.
+ (grow_hunkmax): Now returns success indicator.
+ (there_is_another_patch, skip_to, another_hunk, do_ed_script):
+ Be less chatty unless --verbose.
+ (there_is_another_patch):
+ Avoid infinite loop if user input keeps yielding EOF.
+ (intuit_diff_type): New returns enum diff, not int.
+ Strip paths as they're being fetched.
+ Set ok_to_create_file correctly even if patch is reversed.
+ Set up file names correctly with unidiff output.
+ Use algorithm specified by POSIX 1003.2b/D11 to deduce
+ name of file to patch, with the exception of patches
+ that can create files.
+ (skip_to): Be verbose if !inname, since we're about to ask the
+ user for a file name and the context will help the user choose.
+ (another_hunk): Keep context as LINENUM, not int.
+ If the replacement is missing, calculate its context correctly.
+ Don't assume input ends in newline.
+ Keep track of patch prefix context separately from suffix context;
+ this fixes several bugs.
+ Don't assume blank lines got chopped if the replacement is missing.
+ Report poorly-formed hunks instead of aborting.
+ Do not use strcpy on overlapping strings; it's not portable.
+ Work even if lines are incomplete.
+ Fix bugs associated with context-less context hunks,
+ particularly when patching in reverse.
+ (pget_line): Now takes just 1 arg; instead of second arg,
+ just examine using_plan_a global. Return -1 if we ran out
+ of memory.
+ (do_ed_script): Now takes output FILE * argument.
+ Take name of editor from ED_PROGRAM instead of hardwiring /bin/ed.
+ Don't bother unlinking TMPOUTNAME.
+ Check for popen failure.
+ Flush pipe to check for output errors.
+ If ofp is nonzero, copy result to it, instead of trying to
+ move the result.
+
+ * util.h, util.c (say1, say2, say3, say4, fatal1, fatal2, fatal3,
+ fatal4, pfatal1, pfatal2, pfatal3, pfatal4, ask1, ask2, ask3, ask4):
+ Remove; replaced with following.
+ (ask, say, fatal, pfatal): New stdarg functions.
+ (fetchname): Remove last, `assume_exists' parameter.
+ (savebuf, savestr, move_file, copy_file): Args are now const *.
+ (exit_with_signal): New function, for proper process status if
+ a signal is received as per POSIX.2.
+ (basename): Rename to `base_name' and move to backupfile.
+ * util.c (<signal.h>): Include here, not in common.h.
+ (vararg_start): New macro.
+ (va_dcl, va_start, va_arg, va_end): Define if neither <stdarg.h>
+ nor <varargs.h> are available.
+ (SIGCHLD): Define to SIGCLD if SIGCLD is defined and
+ SIGCHLD isn't.
+ (private_strerror): Remove.
+ (move_file): Remove option of moving to stdout.
+ Add support for -Y, -z.
+ Don't assume chars in file name are nonnegative.
+ Use copy_file if rename fails due to EXDEV;
+ report failure if rename fails for any other reason.
+ (copy_file, makedirs): Use POSIX symbols for permissions.
+ (copy_file): Open source before destination.
+ (remove_prefix): New function.
+ (vfprintf): New function, if !HAVE_VPRINTF.
+ (afatal, apfatal, zfatal, zpfatal, errnum): Remove.
+ (fatal, pfatal, say): New functions that use stdarg.
+ All callers changed.
+ (zask): Renamed from `ask'. Now uses stdarg. Output to stdout,
+ and read from /dev/tty, or if that cannot be opened, from
+ stderr, stdout, stdin, whichever is first a tty.
+ Print "EOF" when an EOF is read. Do not echo input.
+ (sigs): New array.
+ (sigset_t, sigemptyset, sigmask, sigaddset, sigismember, SIG_BLOCK,
+ SIG_UNBLOCK, SIG_SETMASK, sigprocmask, sigblock, sigsetmask):
+ Define substitutes if not available.
+ (initial_signal_mask, signals_to_block): New vars.
+ (fatal_exit_handler): New function, if !HAVE_SIGACTION.
+ (set_signals, ignore_signals): Use sigaction and sigprocmask style
+ signal-handling if possible; it doesn't lose signals.
+ (set_signals): Default SIGCHLD to work around SysV fork+wait bug.
+ (mkdir): First arg is now const *.
+ (makedirs): Handle multiple adjacent slashes correctly.
+ (fetchname): Do not worry about whether the file exists
+ (that is now the caller's responsibility).
+ Treat a sequence of one or more slashes like one slash.
+ Do not unstrip leading directories if they all exist and if
+ no -p option was given; POSIX doesn't allow this.
+ (memcmp): Remove (now a macro in common.h).
+
+ * version.c (copyright_string, free_software_msgid, authorship_msgid):
+ New constants.
+ (version): Use them. Use program_name instead of hardwiring it.
+
+ * patch.man: Generate date from RCS Id.
+ Rewrite to match the above changes.
+
+Fri Jul 30 02:02:51 1993 Paul Eggert (eggert@twinsun.com)
+
+ * configure.in (AC_HAVE_FUNCS): Add mkdir.
+
+ * common.h (Chmod, Fputc, Write, VOID): New macros.
+ (malloc, realloc): Yield `VOID *', not `char *'.
+
+ * util.h (makedirs): Omit `striplast' argument. Remove `aask'.
+
+ * inp.c (plan_a): Remove fixed internal buffer. Remove lint.
+
+ * util.c (set_signals, ignore_signals): Trap SIGTERM, too.
+ (makedirs): Removed fixed internal buffer. Omit `striplast' argument.
+ (mkdir): New function, if !HAVE_MKDIR.
+ (fetchname): Remove fixed internal buffer.
+ Remove lint from various functions.
+
+ * patch.c, pch.c: Remove lint.
+
+Thu Jul 29 20:52:07 1993 David J. MacKenzie (djm@wookumz.gnu.ai.mit.edu)
+
+ * Makefile.in (config.status): Run config.status --recheck, not
+ configure, to get the right args passed.
+
+Thu Jul 29 07:46:16 1993 Paul Eggert (eggert@twinsun.com)
+
+ * The following changes remove all remaining fixed limits on memory,
+ and fix bugs in patch's handling of null bytes and files that do not
+ end in newline. `Patch' now works on binary files.
+
+ * backupfile.c (find_backup_file_name): Don't dump core if malloc fails.
+
+ * EXTERN.h, INTERN.h (EXITING): New macro.
+ * backupfile.[ch], patch.c, pch.c: Add PARAMS to function declarations.
+
+ * common.h (bool): Change to int, so ANSI C prototype promotion works.
+ (CANVARARG): Remove varargs hack; it wasn't portable.
+ (filearg): Now a pointer, not an array, so that it can be reallocated.
+ (GET*, SCCSDIFF, CHECKOUT*, RCSDIFF): Quote operands to commands.
+ (my_exit): Declare here.
+ (BUFFERSIZE, Ctl, filemode, Fseek, Fstat, Lseek, MAXFILEC, MAXHUNKSIZE,
+ Mktemp, myuid, Null, Nullch, Nullfp, Nulline, Pclose, VOIDUSED): Remove.
+ All invokers changed.
+ (Argc, Argv, *define[sd], last_offset, maxfuzz, noreverse, ofp,
+ optind_last, rejfp, rejname): No longer externally visible; all
+ definers changed.
+ (INT_MAX, INT_MIN, STD*_FILENO, SEEK_SET): Define if the underlying
+ system doesn't. Include <limits.h> for this.
+
+ * configure.in: Add limits.h, memcmp. Delete getline.
+
+ * inp.c (tibufsize): New variable; buffers grow as needed.
+ (TIBUFSIZE_MINIMUM): New macro.
+ (report_revision): New function.
+ (plan_a): Do not search patch as a big string, since that fails
+ if it contains null bytes.
+ Prepend `./' to filenames starting with `-', for RCS and SCCS.
+ If file does not match default RCS/SCCS version, go ahead and patch
+ it anyway; warn about the problem but do not report a fatal error.
+ (plan_b): Do not use a fixed buffer to read lines; read byte by byte
+ instead, so that the lines can be arbitrarily long. Do not search
+ lines as strings, since they may contain null bytes.
+ (plan_a, plan_b): Report I/O errors.
+
+ * inp.c, inp.h (rev_in_string): Remove.
+ (ifetch): Yield size of line too, since strlen no longer applies.
+ (plan_a, plan_b): No longer exported.
+
+ * patch.c (abort_hunk, apply_hunk, patch_match, similar):
+ Lines may contain NUL and need not end in newline.
+ (copy_till, dump_line): Insert newline if appending after partial line.
+ All invokers changed.
+ (main, get_some_switches, apply_hunk): Allocate *_define[ds], filearg,
+ rejname dynamically.
+ (make_temp): New function.
+ (main): Use it.
+ (main, spew_output, dump_line) Check for I/O errors.
+
+ * pch.c (open_patch_file): Don't copy stdin to a temporary file if
+ it's a regular file, since we can seek on it directly.
+ (open_patch_file, skip_to, another_hunk): The patch file may contain
+ NULs.
+ (another_hunk): The patch file may contain lines starting with '\',
+ which means the preceding line lacked a trailing newline.
+ (pgetline): Rename to pget_line.
+ (get_line, incomplete_line, pch_write_line): New functions.
+ (pch_line_len): Return size_t, not short; lines may be very long.
+ (do_ed_script): Check for I/O errors. Allow scripts to contain
+ 'i' and 's' commands, too.
+
+ * pch.h (pfp, grow_hunkmax, intuit_diff_type, next_intuit_at, skip_to,
+ pfetch, pgetline): No longer exported.
+ (pch_write_line): New declaration.
+ (getline): Removed.
+
+ * util.c (move_file, fetchname): Use private stat buffer, so that
+ filestat isn't lost. Check for I/O errors.
+ (savestr): Use savebuf.
+ (zask): Use STD*_FILENO instead of 0, 1, 2.
+ (fetchname): strip_leading defaults to INT_MAX instead of 957 (!).
+ (memcmp): Define if !HAVE_MEMCMP.
+
+ * util.c, util.h (say*, fatal*, pfatal*, ask*): Delete; these
+ pseudo-varargs functions weren't ANSI C. Replace by macros
+ that invoke [fs]printf directly, and invoke new functions
+ [az]{say,fatal,pfatal,ask} before and after.
+ (savebuf, read_fatal, write_fatal, memory_fatal, Fseek): New functions.
+ (fatal*): Output trailing newline after message. All invokers changed.
+
+ * version.c (version): Don't exit.
+
+ * Makefile.in (SRCS): Remove getline.c.
+
+Thu Jul 22 15:24:24 1993 David J. MacKenzie (djm@goldman.gnu.ai.mit.edu)
+
+ * EXTERN.h, INTERN.h (PARAMS): Define.
+ * backupfile.h, common.h, inp.h, pch.h, util.h: Use.
+ * backupfile.c: Include EXTERN.h.
+
+Wed Jul 21 13:14:05 1993 David J. MacKenzie (djm@goldman.gnu.ai.mit.edu)
+
+ * getline.c: New file.
+ * configure.in: Check for getline (GNU libc has it).
+ * pch.c: Use it instead of fgets.
+ (pgetline): Renamed from pgets. Change callers.
+ * pch.h: Change decl.
+
+ * pch.c (pgets): Tab adjusts by 8 - (indent % 8), not % 7.
+ Be consistent with similar code in pch.c::intuit_diff_type.
+
+ * common.h (MEM): Typedef removed.
+ inp.c, pch.c, util.c: Use size_t instead of MEM.
+ inp.c, pch.c: Use off_t.
+ configure.in: Add AC_SIZE_T and AC_OFF_T.
+
+ * common.h: Make buf a pointer and add a bufsize variable.
+ * util.c, pch.c, inp.c: Replace sizeof buf with bufsize.
+ * patch.c: malloc buf to bufsize bytes.
+
+Tue Jul 20 20:40:03 1993 Paul Eggert (eggert@twinsun.com)
+
+ * common.h (BUFFERSIZE): Grow it to 8k too, just in case.
+ (buf): Turn `buf' back into an array; making it a pointer broke
+ things seriously.
+ * patch.c (main): Likewise.
+
+Tue Jul 20 20:02:40 1993 David J. MacKenzie (djm@goldman.gnu.ai.mit.edu)
+
+ * Move Reg[1-16] and CANVARARG decls from config.h.in to common.h.
+ * acconfig.h: New file.
+ * Makefile (HDRS): Add it.
+
+Tue Jul 20 16:35:27 1993 Paul Eggert (eggert@twinsun.com)
+
+ * Makefile.in: Remove alloca.[co]; getopt no longer needs it.
+ * configure.in (AC_ALLOCA): Remove.
+
+ * util.c (set_signals, ignore_signals): Do nothing if SIGHUP
+ and SIGINT aren't defined.
+
+Tue Jul 20 17:59:56 1993 David J. MacKenzie (djm@goldman.gnu.ai.mit.edu)
+
+ * patch.c (main): Call xmalloc, not malloc. xmalloc buf.
+ * common.h: Declare xmalloc. Make buf a pointer, not an array.
+
+ * util.c (xmalloc): Call fatal1, not fatal.
+
+ * common.h [MAXLINELEN]: Bump from 1k to 8k.
+
+Thu Jul 8 19:56:16 1993 David J. MacKenzie (djm@goldman.gnu.ai.mit.edu)
+
+ * Makefile.in (installdirs): New target.
+ (install): Use it.
+ (Makefile, config.status, configure): New targets.
+
+Wed Jul 7 13:25:40 1993 David J. MacKenzie (djm@goldman.gnu.ai.mit.edu)
+
+ * patch.c (get_some_switches, longopts): Recognize --help
+ option, and call usage.
+ (usage): New function.
+
+Fri Jun 25 07:49:45 1993 Paul Eggert (eggert@twinsun.com)
+
+ * backupfile.c (find_backup_file_name): Don't use .orig if
+ numbered_existing with no existing numbered backup.
+ (addext): Don't use ext if !HAVE_LONG_FILE_NAMES,
+ even if it would fit. This matches patch's historical behavior.
+ (simple_backup_suffix): Default to ".orig".
+ * patch.c (main): Just use that default.
+
+Tue Jun 15 22:32:14 1993 Paul Eggert (eggert@twinsun.com)
+
+ * config.h.in (HAVE_ALLOCA_H): This #undef was missing.
+ * Makefile.in (info, check, installcheck): New rules.
+
+Sun Jun 13 14:31:29 1993 Paul Eggert (eggert@twinsun.com)
+
+ * config.h.in (index, rindex): Remove unused macro
+ definitions; they get in the way when porting to AIX.
+ * config.h.in, configure.in (HAVE_STRING_H): Remove unused defn.
+
Thu Jun 10 21:13:47 1993 Paul Eggert (eggert@twinsun.com)
* patchlevel.h: PATCH_VERSION 2.1.
@@ -176,7 +772,7 @@ Mon Jul 6 13:01:52 1992 David J. MacKenzie (djm@nutrimat.gnu.ai.mit.edu)
config.h.in, configure, configure.in, getopt.[ch], getopt1.c,
rename.c: New files.
* Configure, MANIFEST, Makefile.SH, config.H, config.h.SH,
- malloc.c: Files removed.
+ malloc.c: Files removed.
* version.c (version): Don't print the RCS stuff, since we're
not updating it regularly.
@@ -219,9 +815,9 @@ Wed Apr 29 10:19:33 1992 David J. MacKenzie (djm@churchy.gnu.ai.mit.edu)
Fri Mar 27 09:57:14 1992 Karl Berry (karl at hayley)
- * common.h (S_ISDIR, S_ISREG): define these.
- * inp.c (plan_a): use S_ISREG, not S_IFREG.
- * util.c (fetchname): use S_ISDIR, not S_IFDIR.
+ * common.h (S_ISDIR, S_ISREG): define these.
+ * inp.c (plan_a): use S_ISREG, not S_IFREG.
+ * util.c (fetchname): use S_ISDIR, not S_IFDIR.
Mon Mar 16 14:10:42 1992 David J. MacKenzie (djm@wookumz.gnu.ai.mit.edu)
@@ -326,7 +922,7 @@ Mon Jan 7 06:25:11 1991 David J. MacKenzie (djm at geech.ai.mit.edu)
Mon Dec 3 00:14:25 1990 David J. MacKenzie (djm at albert.ai.mit.edu)
* patch.c (get_some_switches): Make the usage message more
- informative.
+ informative.
Sun Dec 2 23:20:18 1990 David J. MacKenzie (djm at albert.ai.mit.edu)
@@ -335,7 +931,8 @@ Sun Dec 2 23:20:18 1990 David J. MacKenzie (djm at albert.ai.mit.edu)
* Apply fix for -D from ksb@mentor.cc.purdue.edu (Kevin Braunsdorf).
- * Apply unidiff patches from davison@dri.com (Wayne Davison).
+1990-05-01 Wayne Davison <davison@dri.com>
+ * patch.c, pch.c: unidiff support added
Wed Mar 7 23:47:25 1990 Jim Kingdon (kingdon at pogo.ai.mit.edu)
@@ -352,6 +949,100 @@ Sun Dec 17 17:29:48 1989 Jim Kingdon (kingdon at hobbes.ai.mit.edu)
* patch.c (reverse_flag_specified): New variable.
(get_some_switches, reinitialize_almost_everything): Use it.
+
+1988-06-22 Larry Wall <sdcrdcf!lwall>
+ patch12:
+ * common.h: sprintf was declared wrong
+ * patch.c: rindex() wasn't declared
+ * patch.man: now avoids Bell System Logo
+
+1988-06-03 Larry Wall <sdcrdcf!lwall>
+ patch10:
+ * common.h: support for shorter extensions.
+ * inp.c: made a little smarter about sccs files
+ * patch.c: exit code improved.
+ better support for non-flexfilenames.
+ * patch.man: -B switch was contributed.
+ * pch.c: Can now find patches in shar scripts.
+ Hunks that swapped and then swapped back could core dump.
+
+1987-06-04 Larry Wall <sdcrdcf!lwall>
+ * pch.c: pch_swap didn't swap p_bfake and p_efake.
+
+1987-02-16 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Short replacement caused spurious "Out of sync" message.
+
+1987-01-30 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Improved diagnostic on sync error.
+ Moved do_ed_script() to pch.c.
+ * pch.c: Improved responses to mangled patches.
+ * pch.h: Added do_ed_script().
+
+1987-01-05 Larry Wall <sdcrdcf!lwall>
+ * pch.c: New-style context diffs caused double call to free().
+
+1986-11-21 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Fuzz factor caused offset of installed lines.
+
+1986-11-14 Larry Wall <sdcrdcf!lwall>
+ * pch.c: Fixed problem where a long pattern wouldn't grow the hunk.
+ Also restored p_input_line when backtracking so error messages are
+ right.
+
+1986-11-03 Larry Wall <sdcrdcf!lwall>
+ * pch.c: New-style delete triggers spurious assertion error.
+
+1986-10-29 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Backwards search could terminate prematurely.
+ * pch.c: Could falsely report new-style context diff.
+
+1986-09-17 Larry Wall <sdcrdcf!lwall>
+ * common.h, inp.c, inp.h, patch.c, patch.man, pch.c, pch.h,
+ util.h, version.c, version.h: Baseline for netwide release.
+
+1986-08-01 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Fixes for machines that can't vararg.
+ Added fuzz factor. Generalized -p. General cleanup.
+ Changed some %d's to %ld's. Linted.
+ * patch.man: Documented -v, -p, -F.
+ Added notes to patch senders.
+
+1985-08-15 van%ucbmonet@berkeley
+ Changes for 4.3bsd diff -c.
+
+1985-03-26 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Frozen.
+ * patch.man: Frozen.
+
+1985-03-12 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Now checks for normalness of file to patch.
+ Check i_ptr and i_womp to make sure they aren't null before freeing.
+ Also allow ed output to be suppressed.
+ Changed pfp->_file to fileno(pfp).
+ Added -p option from jromine@uci-750a.
+ Added -D (#ifdef) option from joe@fluke.
+ * patch.man: Documented -p, -D.
+
+1984-12-06 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Made smarter about SCCS subdirectories.
+
+1984-12-05 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Added -l switch to do loose string comparison.
+ * patch.man: Added -l switch, and noted bistability bug.
+
+1984-12-04 Larry Wall <sdcrdcf!lwall>
+ Branch for sdcrdcf changes.
+ * patch.c: Failed hunk count not reset on multiple patch file.
+ * patch.man: Baseline version.
+
+1984-11-29 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Linted. Identifiers uniquified. Fixed i_ptr malloc() bug.
+ Fixed multiple calls to mktemp(). Will now work on machines that can
+ only read 32767 chars. Added -R option for diffs with new and old
+ swapped. Various cosmetic changes.
+
+1984-11-09 Larry Wall <sdcrdcf!lwall>
+ * patch.c: Initial revision
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