341 lines
17 KiB
C
341 lines
17 KiB
C
static char junk[] = "\n@(#) LIBI77 VERSION pjw,dmg-mods 20001205\n";
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/*
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*/
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char __G77_LIBI77_VERSION__[] = "3.2 20020521 (experimental)";
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/*
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2.01 $ format added
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2.02 Coding bug in open.c repaired
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2.03 fixed bugs in lread.c (read * with negative f-format) and lio.c
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and lio.h (e-format conforming to spec)
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2.04 changed open.c and err.c (fopen and freopen respectively) to
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update to new c-library (append mode)
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2.05 added namelist capability
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2.06 allow internal list and namelist I/O
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*/
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/*
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close.c:
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allow upper-case STATUS= values
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endfile.c
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create fort.nnn if unit nnn not open;
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else if (file length == 0) use creat() rather than copy;
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use local copy() rather than forking /bin/cp;
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rewind, fseek to clear buffer (for no reading past EOF)
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err.c
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use neither setbuf nor setvbuf; make stderr buffered
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fio.h
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#define _bufend
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inquire.c
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upper case responses;
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omit byfile test from SEQUENTIAL=
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answer "YES" to DIRECT= for unopened file (open to debate)
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lio.c
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flush stderr, stdout at end of each stmt
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space before character strings in list output only at line start
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lio.h
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adjust LEW, LED consistent with old libI77
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lread.c
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use atof()
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allow "nnn*," when reading complex constants
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open.c
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try opening for writing when open for read fails, with
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special uwrt value (2) delaying creat() to first write;
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set curunit so error messages don't drop core;
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no file name ==> fort.nnn except for STATUS='SCRATCH'
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rdfmt.c
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use atof(); trust EOF == end-of-file (so don't read past
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end-of-file after endfile stmt)
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sfe.c
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flush stderr, stdout at end of each stmt
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wrtfmt.c:
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use upper case
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put wrt_E and wrt_F into wref.c, use sprintf()
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rather than ecvt() and fcvt() [more accurate on VAX]
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*/
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/* 16 Oct. 1988: uwrt = 3 after write, rewind, so close won't zap the file. */
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/* 10 July 1989: change _bufend to buf_end in fio.h, wsfe.c, wrtfmt.c */
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/* 28 Nov. 1989: corrections for IEEE and Cray arithmetic */
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/* 29 Nov. 1989: change various int return types to long for f2c */
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/* 30 Nov. 1989: various types from f2c.h */
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/* 6 Dec. 1989: types corrected various places */
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/* 19 Dec. 1989: make iostat= work right for internal I/O */
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/* 8 Jan. 1990: add rsne, wsne -- routines for handling NAMELIST */
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/* 28 Jan. 1990: have NAMELIST read treat $ as &, general white
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space as blank */
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/* 27 Mar. 1990: change an = to == in rd_L(rdfmt.c) so formatted reads
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of logical values reject letters other than fFtT;
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have nowwriting reset cf */
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/* 14 Aug. 1990: adjust lread.c to treat tabs as spaces in list input */
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/* 17 Aug. 1990: adjust open.c to recognize blank='Z...' as well as
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blank='z...' when reopening an open file */
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/* 30 Aug. 1990: prevent embedded blanks in list output of complex values;
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omit exponent field in list output of values of
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magnitude between 10 and 1e8; prevent writing stdin
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and reading stdout or stderr; don't close stdin, stdout,
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or stderr when reopening units 5, 6, 0. */
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/* 18 Sep. 1990: add component udev to unit and consider old == new file
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iff uinode and udev values agree; use stat rather than
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access to check existence of file (when STATUS='OLD')*/
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/* 2 Oct. 1990: adjust rewind.c so two successive rewinds after a write
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don't clobber the file. */
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/* 9 Oct. 1990: add #include "fcntl.h" to endfile.c, err.c, open.c;
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adjust g_char in util.c for segmented memories. */
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/* 17 Oct. 1990: replace abort() and _cleanup() with calls on
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sig_die(...,1) (defined in main.c). */
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/* 5 Nov. 1990: changes to open.c: complain if new= is specified and the
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file already exists; allow file= to be omitted in open stmts
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and allow status='replace' (Fortran 90 extensions). */
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/* 11 Dec. 1990: adjustments for POSIX. */
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/* 15 Jan. 1991: tweak i_ungetc in rsli.c to allow reading from
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strings in read-only memory. */
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/* 25 Apr. 1991: adjust namelist stuff to work with f2c -i2 */
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/* 26 Apr. 1991: fix some bugs with NAMELIST read of multi-dim. arrays */
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/* 16 May 1991: increase LEFBL in lio.h to bypass NeXT bug */
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/* 17 Oct. 1991: change type of length field in sequential unformatted
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records from int to long (for systems where sizeof(int)
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can vary, depending on the compiler or compiler options). */
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/* 14 Nov. 1991: change uint to Uint in fmt.h, rdfmt.c, wrtfmt.c. */
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/* 25 Nov. 1991: change uint to Uint in lwrite.c; change sizeof(int) to
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sizeof(uioint) in fseeks in sue.c (missed on 17 Oct.). */
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/* 1 Dec. 1991: uio.c: add test for read failure (seq. unformatted reads);
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adjust an error return from EOF to off end of record */
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/* 12 Dec. 1991: rsli.c: fix bug with internal list input that caused
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the last character of each record to be ignored.
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iio.c: adjust error message in internal formatted
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input from "end-of-file" to "off end of record" if
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the format specifies more characters than the
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record contains. */
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/* 17 Jan. 1992: lread.c, rsne.c: in list and namelist input,
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treat "r* ," and "r*," alike (where r is a
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positive integer constant), and fix a bug in
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handling null values following items with repeat
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counts (e.g., 2*1,,3); for namelist reading
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of a numeric array, allow a new name-value subsequence
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to terminate the current one (as though the current
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one ended with the right number of null values).
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lio.h, lwrite.c: omit insignificant zeros in
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list and namelist output. To get the old
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behavior, compile with -DOld_list_output . */
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/* 18 Jan. 1992: make list output consistent with F format by
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printing .1 rather than 0.1 (introduced yesterday). */
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/* 3 Feb. 1992: rsne.c: fix namelist read bug that caused the
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character following a comma to be ignored. */
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/* 19 May 1992: adjust iio.c, ilnw.c, rdfmt.c and rsli.c to make err=
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work with internal list and formatted I/O. */
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/* 18 July 1992: adjust rsne.c to allow namelist input to stop at
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an & (e.g. &end). */
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/* 23 July 1992: switch to ANSI prototypes unless KR_headers is #defined ;
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recognize Z format (assuming 8-bit bytes). */
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/* 14 Aug. 1992: tweak wrt_E in wref.c to avoid -NaN */
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/* 23 Oct. 1992: Supply missing l_eof = 0 assignment to s_rsne() in rsne.c
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(so end-of-file on other files won't confuse namelist
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reads of external files). Prepend f__ to external
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names that are only of internal interest to lib[FI]77. */
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/* 1 Feb. 1993: backspace.c: fix bug that bit when last char of 2nd
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buffer == '\n'.
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endfile.c: guard against tiny L_tmpnam; close and reopen
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files in t_runc().
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lio.h: lengthen LINTW (buffer size in lwrite.c).
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err.c, open.c: more prepending of f__ (to [rw]_mode). */
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/* 5 Feb. 1993: tweaks to NAMELIST: rsne.c: ? prints the namelist being
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sought; namelists of the wrong name are skipped (after
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an error message; xwsne.c: namelist writes have a
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newline before each new variable.
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open.c: ACCESS='APPEND' positions sequential files
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at EOF (nonstandard extension -- that doesn't require
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changing data structures). */
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/* 9 Feb. 1993: Change some #ifdef MSDOS lines to #ifdef NON_UNIX_STDIO.
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err.c: under NON_UNIX_STDIO, avoid close(creat(name,0666))
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when the unit has another file descriptor for name. */
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/* 4 March 1993: err.c, open.c: take declaration of fdopen from rawio.h;
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open.c: always give f__w_mode[] 4 elements for use
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in t_runc (in endfile.c -- for change of 1 Feb. 1993). */
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/* 6 March 1993: uio.c: adjust off-end-of-record test for sequential
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unformatted reads to respond to err= rather than end=. */
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/* 12 March 1993: various tweaks for C++ */
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/* 6 April 1993: adjust error returns for formatted inputs to flush
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the current input line when err=label is specified.
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To restore the old behavior (input left mid-line),
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either adjust the #definition of errfl in fio.h or
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omit the invocation of f__doend in err__fl (in err.c). */
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/* 23 June 1993: iio.c: fix bug in format reversions for internal writes. */
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/* 5 Aug. 1993: lread.c: fix bug in handling repetition counts for
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logical data (during list or namelist input).
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Change struct f__syl to struct syl (for buggy compilers). */
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/* 7 Aug. 1993: lread.c: fix bug in namelist reading of incomplete
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logical arrays. */
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/* 9 Aug. 1993: lread.c: fix bug in namelist reading of an incomplete
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array of numeric data followed by another namelist
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item whose name starts with 'd', 'D', 'e', or 'E'. */
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/* 8 Sept. 1993: open.c: protect #include "sys/..." with
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#ifndef NON_UNIX_STDIO; Version date not changed. */
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/* 10 Nov. 1993: backspace.c: add nonsense for #ifdef MSDOS */
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/* 8 Dec. 1993: iio.c: adjust internal formatted reads to treat
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short records as though padded with blanks
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(rather than causing an "off end of record" error). */
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/* 22 Feb. 1994: lread.c: check that realloc did not return NULL. */
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/* 6 June 1994: Under NON_UNIX_STDIO, use binary mode for direct
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formatted files (avoiding any confusion regarding \n). */
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/* 5 July 1994: Fix bug (introduced 6 June 1994?) in reopening files
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under NON_UNIX_STDIO. */
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/* 6 July 1994: wref.c: protect with #ifdef GOOD_SPRINTF_EXPONENT an
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optimization that requires exponents to have 2 digits
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when 2 digits suffice.
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lwrite.c wsfe.c (list and formatted external output):
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omit ' ' carriage-control when compiled with
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-DOMIT_BLANK_CC . Off-by-one bug fixed in character
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count for list output of character strings.
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Omit '.' in list-directed printing of Nan, Infinity. */
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/* 12 July 1994: wrtfmt.c: under G11.4, write 0. as " .0000 " rather
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than " .0000E+00". */
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/* 3 Aug. 1994: lwrite.c: do not insert a newline when appending an
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oversize item to an empty line. */
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/* 12 Aug. 1994: rsli.c rsne.c: fix glitch (reset nml_read) that kept
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ERR= (in list- or format-directed input) from working
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after a NAMELIST READ. */
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/* 7 Sept. 1994: typesize.c: adjust to allow types LOGICAL*1, LOGICAL*2,
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INTEGER*1, and (under -DAllow_TYQUAD) INTEGER*8
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in NAMELISTs. */
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/* 6 Oct. 1994: util.c: omit f__mvgbt, as it is never used. */
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/* 2 Nov. 1994: add #ifdef ALWAYS_FLUSH logic. */
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/* 26 Jan. 1995: wref.c: fix glitch in printing the exponent of 0 when
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GOOD_SPRINTF_EXPONENT is not #defined. */
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/* 24 Feb. 1995: iio.c: z_getc: insert (unsigned char *) to allow
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internal reading of characters with high-bit set
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(on machines that sign-extend characters). */
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/* 14 March 1995:lread.c and rsfe.c: adjust s_rsle and s_rsfe to
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check for end-of-file (to prevent infinite loops
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with empty read statements). */
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/* 26 May 1995: iio.c: z_wnew: fix bug in handling T format items
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in internal writes whose last item is written to
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an earlier position than some previous item. */
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/* 29 Aug. 1995: backspace.c: adjust MSDOS logic. */
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/* 6 Sept. 1995: Adjust namelist input to treat a subscripted name
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whose subscripts do not involve colons similarly
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to the name without a subscript: accept several
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values, stored in successive elements starting at
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the indicated subscript. Adjust namelist output
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to quote character strings (avoiding confusion with
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arrays of character strings). Adjust f_init calls
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for people who don't use libF77's main(); now open and
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namelist read statements invoke f_init if needed. */
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/* 7 Sept. 1995: Fix some bugs with -DAllow_TYQUAD (for integer*8).
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Add -DNo_Namelist_Comments lines to rsne.c. */
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/* 5 Oct. 1995: wrtfmt.c: fix bug with t editing (f__cursor was not
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always zeroed in mv_cur). */
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/* 11 Oct. 1995: move defs of f__hiwater, f__svic, f__icptr from wrtfmt.c
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to err.c */
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/* 15 Mar. 1996: lread.c, rsfe.c: honor END= in READ stmt with empty iolist */
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/* 13 May 1996: add ftell_.c and fseek_.c */
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/* 9 June 1996: Adjust rsli.c and lread.c so internal list input with
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too few items in the input string will honor end= . */
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/* 12 Sept. 1995:fmtlib.c: fix glitch in printing the most negative integer. */
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/* 25 Sept. 1995:fmt.h: for formatted writes of negative integer*1 values,
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make ic signed on ANSI systems. If formatted writes of
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integer*1 values trouble you when using a K&R C compiler,
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switch to an ANSI compiler or use a compiler flag that
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makes characters signed. */
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/* 9 Dec. 1996: d[fu]e.c, err.c: complain about non-positive rec=
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in direct read and write statements.
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ftell_.c: change param "unit" to "Unit" for -DKR_headers. */
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/* 26 Feb. 1997: ftell_.c: on systems that define SEEK_SET, etc., use
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SEEK_SET, SEEK_CUR, SEEK_END for *whence = 0, 1, 2. */
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/* 7 Apr. 1997: fmt.c: adjust to complain at missing numbers in formats
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(but still treat missing ".nnn" as ".0"). */
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/* 11 Apr. 1997: err.c: attempt to make stderr line buffered rather
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than fully buffered. (Buffering is needed for format
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items T and TR.) */
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/* 27 May 1997: ftell_.c: fix typo (that caused the third argument to be
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treated as 2 on some systems). */
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/* 5 Aug. 1997: lread.c: adjust to accord with a change to the Fortran 8X
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draft (in 1990 or 1991) that rescinded permission to elide
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quote marks in namelist input of character data; compile
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with -DF8X_NML_ELIDE_QUOTES to get the old behavior.
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wrtfmt.o: wrt_G: tweak to print the right number of 0's
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for zero under G format. */
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/* 16 Aug. 1997: iio.c: fix bug in internal writes to an array of character
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strings that sometimes caused one more array element than
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required by the format to be blank-filled. Example:
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format(1x). */
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/* 16 Sept. 1997:fmt.[ch] rdfmt.c wrtfmt.c: tweak struct syl for machines
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with 64-bit pointers and 32-bit ints that did not 64-bit
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align struct syl (e.g., Linux on the DEC Alpha). */
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/* 19 Jan. 1998: backspace.c: for b->ufmt==0, change sizeof(int) to
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sizeof(uiolen). On machines where this would make a
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difference, it is best for portability to compile libI77 with
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-DUIOLEN_int (which will render the change invisible). */
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/* 4 March 1998: open.c: fix glitch in comparing file names under
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-DNON_UNIX_STDIO */
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/* 17 March 1998: endfile.c, open.c: acquire temporary files from tmpfile(),
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unless compiled with -DNON_ANSI_STDIO, which uses mktemp().
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New buffering scheme independent of NON_UNIX_STDIO for
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handling T format items. Now -DNON_UNIX_STDIO is no
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longer be necessary for Linux, and libf2c no longer
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causes stderr to be buffered -- the former setbuf or
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setvbuf call for stderr was to make T format items work.
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open.c: use the Posix access() function to check existence
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or nonexistence of files, except under -DNON_POSIX_STDIO,
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where trial fopen calls are used. */
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/* 5 April 1998: wsfe.c: make $ format item work: this was lost in the
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changes of 17 March 1998. */
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/* 28 May 1998: backspace.c dfe.c due.c iio.c lread.c rsfe.c sue.c wsfe.c:
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set f__curunit sooner so various error messages will
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correctly identify the I/O unit involved. */
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/* 17 June 1998: lread.c: unless compiled with
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ALLOW_FLOAT_IN_INTEGER_LIST_INPUT #defined, treat
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floating-point numbers (containing either a decimal point
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or an exponent field) as errors when they appear as list
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input for integer data. */
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/* 7 Sept. 1998: move e_wdfe from sfe.c to dfe.c, where it was originally.
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Why did it ever move to sfe.c? */
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/* 2 May 1999: open.c: set f__external (to get "external" versus "internal"
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right in the error message if we cannot open the file).
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err.c: cast a pointer difference to (int) for %d.
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rdfmt.c: omit fixed-length buffer that could be overwritten
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by formats Inn or Lnn with nn > 83. */
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/* 3 May 1999: open.c: insert two casts for machines with 64-bit longs. */
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/* 18 June 1999: backspace.c: allow for b->ufd changing in t_runc */
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/* 27 June 1999: rsne.c: fix bug in namelist input: a misplaced increment */
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/* could cause wrong array elements to be assigned; e.g., */
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/* "&input k(5)=10*1 &end" assigned k(5) and k(15..23) */
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/* 15 Nov. 1999: endfile.c: set state to writing (b->uwrt = 1) when an */
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/* endfile statement requires copying the file. */
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/* (Otherwise an immediately following rewind statement */
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/* could make the file appear empty.) Also, supply a */
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/* missing (long) cast in the sprintf call. */
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/* sfe.c: add #ifdef ALWAYS_FLUSH logic, for formatted I/O: */
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/* Compiling libf2c with -DALWAYS_FLUSH should prevent losing */
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/* any data in buffers should the program fault. It also */
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/* makes the program run more slowly. */
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/* 20 April 2000: rsne.c, xwsne.c: tweaks that only matter if ftnint and */
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/* ftnlen are of different fundamental types (different numbers */
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/* of bits). Since these files will not compile when this */
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/* change matters, the above VERSION string remains unchanged. */
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/* 4 July 2000: adjustments to permit compilation by C++ compilers; */
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/* VERSION string remains unchanged. NOT APPLIED FOR G77 */
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/* 5 Dec. 2000: lread.c: under namelist input, when reading a logical array, */
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/* treat Tstuff= and Fstuff= as new assignments rather than as */
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/* logical constants. */
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/* Changes for GNU Fortran (g77) version of libf2c: */
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/* 17 June 1997: detect recursive I/O and call f__fatal explaining it. */
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#include <stdio.h>
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void
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g77__ivers__ ()
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{
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fprintf (stderr, "__G77_LIBI77_VERSION__: %s", __G77_LIBI77_VERSION__);
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fputs (junk, stderr);
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}
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