diff options
Diffstat (limited to 'libgfortran/io/open.c')
| -rw-r--r-- | libgfortran/io/open.c | 142 |
1 files changed, 141 insertions, 1 deletions
diff --git a/libgfortran/io/open.c b/libgfortran/io/open.c index 0a409ed..5259684 100644 --- a/libgfortran/io/open.c +++ b/libgfortran/io/open.c @@ -1,6 +1,7 @@ -/* Copyright (C) 2002, 2003, 2004, 2005, 2007 +/* Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc. Contributed by Andy Vaught + F2003 I/O support contributed by Jerry DeLisle This file is part of the GNU Fortran 95 runtime library (libgfortran). @@ -97,6 +98,39 @@ static const st_option pad_opt[] = { NULL, 0} }; +static const st_option decimal_opt[] = +{ + { "point", DECIMAL_POINT}, + { "comma", DECIMAL_COMMA}, + { NULL, 0} +}; + +static const st_option encoding_opt[] = +{ + { "utf-8", ENCODING_UTF8}, + { "default", ENCODING_DEFAULT}, + { NULL, 0} +}; + +static const st_option round_opt[] = +{ + { "up", ROUND_UP}, + { "down", ROUND_DOWN}, + { "zero", ROUND_ZERO}, + { "nearest", ROUND_NEAREST}, + { "compatible", ROUND_COMPATIBLE}, + { "processor_defined", ROUND_PROCDEFINED}, + { NULL, 0} +}; + +static const st_option sign_opt[] = +{ + { "plus", SIGN_PLUS}, + { "suppress", SIGN_SUPPRESS}, + { "processor_defined", SIGN_PROCDEFINED}, + { NULL, 0} +}; + static const st_option convert_opt[] = { { "native", GFC_CONVERT_NATIVE}, @@ -106,6 +140,12 @@ static const st_option convert_opt[] = { NULL, 0} }; +static const st_option async_opt[] = +{ + { "yes", ASYNC_YES}, + { "no", ASYNC_NO}, + { NULL, 0} +}; /* Given a unit, test to see if the file is positioned at the terminal point, and if so, change state from NO_ENDFILE flag to AT_ENDFILE. @@ -179,6 +219,26 @@ edit_modes (st_parameter_open *opp, gfc_unit * u, unit_flags * flags) generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, "PAD parameter conflicts with UNFORMATTED form in " "OPEN statement"); + + if (flags->decimal != DECIMAL_UNSPECIFIED) + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "DECIMAL parameter conflicts with UNFORMATTED form in " + "OPEN statement"); + + if (flags->encoding != ENCODING_UNSPECIFIED) + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "ENCODING parameter conflicts with UNFORMATTED form in " + "OPEN statement"); + + if (flags->round != ROUND_UNSPECIFIED) + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "ROUND parameter conflicts with UNFORMATTED form in " + "OPEN statement"); + + if (flags->sign != SIGN_UNSPECIFIED) + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "SIGN parameter conflicts with UNFORMATTED form in " + "OPEN statement"); } if ((opp->common.flags & IOPARM_LIBRETURN_MASK) == IOPARM_LIBRETURN_OK) @@ -190,6 +250,14 @@ edit_modes (st_parameter_open *opp, gfc_unit * u, unit_flags * flags) u->flags.delim = flags->delim; if (flags->pad != PAD_UNSPECIFIED) u->flags.pad = flags->pad; + if (flags->decimal != DECIMAL_UNSPECIFIED) + u->flags.decimal = flags->decimal; + if (flags->encoding != ENCODING_UNSPECIFIED) + u->flags.encoding = flags->encoding; + if (flags->round != ROUND_UNSPECIFIED) + u->flags.round = flags->round; + if (flags->sign != SIGN_UNSPECIFIED) + u->flags.sign = flags->sign; } /* Reposition the file if necessary. */ @@ -289,6 +357,62 @@ new_unit (st_parameter_open *opp, gfc_unit *u, unit_flags * flags) } } + if (flags->decimal == DECIMAL_UNSPECIFIED) + flags->decimal = DECIMAL_POINT; + else + { + if (flags->form == FORM_UNFORMATTED) + { + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "DECIMAL parameter conflicts with UNFORMATTED form " + "in OPEN statement"); + goto fail; + } + } + + if (flags->encoding == ENCODING_UNSPECIFIED) + flags->encoding = ENCODING_DEFAULT; + else + { + if (flags->form == FORM_UNFORMATTED) + { + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "ENCODING parameter conflicts with UNFORMATTED form in " + "OPEN statement"); + goto fail; + } + } + + /* NB: the value for ROUND when it's not specified by the user does not + have to be PROCESSOR_DEFINED; the standard says that it is + processor dependent, and requires that it is one of the + possible value (see F2003, 9.4.5.13). */ + if (flags->round == ROUND_UNSPECIFIED) + flags->round = ROUND_PROCDEFINED; + else + { + if (flags->form == FORM_UNFORMATTED) + { + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "ROUND parameter conflicts with UNFORMATTED form in " + "OPEN statement"); + goto fail; + } + } + + if (flags->sign == SIGN_UNSPECIFIED) + flags->sign = SIGN_PROCDEFINED; + else + { + if (flags->form == FORM_UNFORMATTED) + { + generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, + "SIGN parameter conflicts with UNFORMATTED form in " + "OPEN statement"); + goto fail; + } + } + if (flags->position != POSITION_ASIS && flags->access == ACCESS_DIRECT) { generate_error (&opp->common, LIBERROR_OPTION_CONFLICT, @@ -607,6 +731,22 @@ st_open (st_parameter_open *opp) find_option (&opp->common, opp->pad, opp->pad_len, pad_opt, "Bad PAD parameter in OPEN statement"); + flags.decimal = !(cf & IOPARM_OPEN_HAS_DECIMAL) ? DECIMAL_UNSPECIFIED : + find_option (&opp->common, opp->decimal, opp->decimal_len, + decimal_opt, "Bad DECIMAL parameter in OPEN statement"); + + flags.encoding = !(cf & IOPARM_OPEN_HAS_ENCODING) ? ENCODING_UNSPECIFIED : + find_option (&opp->common, opp->encoding, opp->encoding_len, + encoding_opt, "Bad ENCODING parameter in OPEN statement"); + + flags.round = !(cf & IOPARM_OPEN_HAS_ROUND) ? ROUND_UNSPECIFIED : + find_option (&opp->common, opp->round, opp->round_len, + round_opt, "Bad ROUND parameter in OPEN statement"); + + flags.sign = !(cf & IOPARM_OPEN_HAS_SIGN) ? SIGN_UNSPECIFIED : + find_option (&opp->common, opp->sign, opp->sign_len, + sign_opt, "Bad SIGN parameter in OPEN statement"); + flags.form = !(cf & IOPARM_OPEN_HAS_FORM) ? FORM_UNSPECIFIED : find_option (&opp->common, opp->form, opp->form_len, form_opt, "Bad FORM parameter in OPEN statement"); |