2006-05-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27757
	* io/unix.c (fd_seek): Set active to zero.

From-SVN: r114220

2006-05-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27634
	* io/format.c (parse_format_list): Allow missing period in format only
	if -std=legacy.

From-SVN: r114212

string_intrinsics.c (compare_string): Use memcmp instead of strncmp to avoid tripping over CHAR(0) in a string.

2006-05-28  Thomas Koenig  <Thomas.Koenig@online.de>

	* intrinsics/string_intrinsics.c (compare_string):
	Use memcmp instead of strncmp to avoid tripping over
	CHAR(0) in a string.

2006-05-28  Thomas Koenig  <Thomas.Koenig@online.de>

	* gfortran.dg/string_null_compare_1.f:  New test case.

From-SVN: r114175

2006-05-27  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/io.h (find_or_create_unit): Correct export declaration.

From-SVN: r114151

	
2006-05-27  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/abort.c (abort_): Remove.

testsuite ChangeLog:

2006-05-27  Janne Blomqvist  <jb@gcc.gnu.org>

	* gfortran.dg/hollerith_f95.f90: Add -fall-intrinsics.
	* gfortran.dg/byte_1.f90: Likewise.
	* gfortran.dg/dup_save_2.f90: Likewise.

From-SVN: r114150

2006-05-26  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac: Remove AC_FUNC_MMAP.
	* configure: Regenerated.
	* Makefile.in: Regenerated.
	* config.h.in: Regenerated.
	* aclocal.m4: Regenerated.

From-SVN: r114137

From-SVN: r114114

	* intrinsics/associated (associated): Zero-sized arrays should
	not be reported as ASSOCIATED.

From-SVN: r114113

2006-05-24  Carlos O'Donell  <carlos@codesourcery.com>

	* Makefile.am: Add install-html target. Add install-html to .PHONY
	* Makefile.in: Regenerate.
	* aclocal.m4: Regenerate.

From-SVN: r114049

2006-05-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/24459
	* io/list_read.c (nml_parse_qualifier): Leave loop spec end value
	at default value unless -std=f95 or if an array section
	is specified in namelist input.  Warn if -pedantic.
	* io/io.h (st_parameter_dt): Add expanded_read flag.

From-SVN: r113924

2006-05-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/22423
	* io/transfer.c (read_block): Return NULL instead of nothing.

From-SVN: r113923

2006-05-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27575
	* io/transfer.c (read_block):  Add check for end file condition.
	(read_block_direct): Add check for end file condition.

From-SVN: r113837

	PR libfortran/26985

	* m4/matmul.m4: Correct the condition for the memset call,
	and remove the unneeded call to size0.
	* generated/matmul_r4.c: Regenerate.
	* generated/matmul_r8.c: Regenerate.
	* generated/matmul_r10.c: Regenerate.
	* generated/matmul_r16.c: Regenerate.
	* generated/matmul_c4.c: Regenerate.
	* generated/matmul_c8.c: Regenerate.
	* generated/matmul_c10.c: Regenerate.
	* generated/matmul_c16.c: Regenerate.
	* generated/matmul_i4.c: Regenerate.
	* generated/matmul_i8.c: Regenerate.
	* generated/matmul_i16.c: Regenerate.

	* gfortran.dg/matmul_2.f90: New test.

From-SVN: r113552

2006-04-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27360
	
	* io/list_read.c (read_logical):  Free line_buffer and free saved.

From-SVN: r113388

2006-04-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27304
	* io/transfer.c (formatted_transfer_scalar):  Generate error if data
	descriptors are exhausted.
	* io/format.c (next_format0): Fix comment.

From-SVN: r113363

2006-04-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/20257
	* io/io.h: Add prototypes for get_internal_unit and free_internal_unit.
	* io/unit.c (get_internal_unit): Initialize unit number, not zero.
	(free_internal_unit): New function to consolidate freeing memory.
	(get_unit): Initialize internal_unit_desc to NULL when unit is
	external.
	* io/unix.c (mem_close): Check for not NULL before freeing memory.
	* io/transfer.c (read_block): Reset bytes_left and skip error if unit
	is preconnected and default record length is reached.
	(read_block_direct): Ditto.
	(write_block): Ditto.
	(write_buf): Ditto.
	(data_transfer_init): Only flush if not internal unit.
	(finalize_transfer): Ditto and delete code to free memory used by
	internal units.
	(st_read_done): Use new function - free_internal_unit.
	(st_write_done): Use new function - free_internal unit.

From-SVN: r113190

	PR fortran/26769
	* iresolve.c (gfc_resolve_reshape): Use reshape_r16 for real(16).
	(gfc_resolve_transpose): Use transpose_r16 for real(16).

	* Makefile.am (i_transpose_c): Add generated/transpose_r16.c.
	(i_reshape_c): Add generated/reshape_r16.c.
	* Makefile.in: Regenerated.
	* generated/transpose_r16.c: Generated new file.
	* generated/redhape_r16.c: Generated new file.

From-SVN: r113169

2006-04-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/27138
	* io/list_read.c (eat_line): New function.
	(parse_repeat): Use new function and free_saved.
	(read_logical): Same.
	(read_integer): Use new function.
	(parse_real): Use nml_bad_return and new function.
	(read_complex): Use new function and free_saved.
	(read_real): Same.

From-SVN: r112999

2006-04-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26766
	* io/io.h: Add bit to identify associated unit as internal.
	* io/unit.c (get_external_unit): Renamed the find_unit_1 function to
	reflect the external unit functionality vs internal unit.
	(get_internal_unit): New function to allocate and initialize an internal
	unit structure.
	(get_unit): Use get_internal_unit and get_external_unit.
	(is_internal_unit): Revised to use new bit added in io.h.
	* io/transfer.c (data_transfer_init): Fix line width.
	(st_read_done): Free memory allocated for internal unit.
	(st_write_done): Add test to only flush and truncate when not an
	internal unit.  Free memory allocated for internal unit.

From-SVN: r112914

	* io/io.h (st_parameter_dt): Revert 2005-12-10 change to
	u.pad, fix comment.
	(check_st_parameter_dt): New compile time assert.

From-SVN: r112850

re PR libfortran/24685 (real(16) formatted input is broken for huge values (gfortran.dg/default_format_2.f90))

	PR libgfortran/24685
	* io/write.c (MIN_FIELD_WIDTH, STR, STR1): Define.
	(output_float): Increase buffer sizes for IEEE quad and IBM extended
	long double.
	(write_real): Output REAL(16) as 1PG43.34E4 rather than 1PG40.31E4.

From-SVN: r112819

re PR libfortran/26890 (SIZE parameter interacts with same variable in IO list character length specification.)

2006-04-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26890
	* io/io.h: Revert change to pad size made on 2006-03-30.
	Add comment explaining dependency with fortran/trans-io.c.

From-SVN: r112769

write.c (output_float): Update condition to not error when decimal precision in format specifier is zero.

2006-04-03  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* io/write.c (output_float): Update condition to not error when
	decimal precision in format specifier is zero.

From-SVN: r112656

	* config/fpu-387.h: Use previously added SSE code in all
	cases, as it really is the right thing to do.

From-SVN: r112610

re PR libfortran/26890 (SIZE parameter interacts with same variable in IO list character length specification.)

2006-03-30  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26890
	* io/io.h: Add size_used to st_parameter_dt, adjust pad size.
	*io/transfer.c (data_transfer_init): Initialize size_used to zero.
	(read_sf): Use size_used.
	(read_block): Likewise.
	(read_block_direct): Likewise.
	(write_block): Likewise.
	(write_buf): Likewise and eliminate erroneous FAILURE return.
	(finalize_transfer): Assign value of size_used to *dtp->size.

From-SVN: r112570

	PR libfortran/26712
	* config/fpu-387.h: Add special case for handling of SSE
	control bit on i386-darwin.

From-SVN: r112546

2006-03-30  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/25031
	* runtime/memory.c (allocate_array):  If stat is present and
	the variable is already allocated, free the variable, do
	the allocation and set stat.
	(allocate_array_64):  Likewise.  Whitespace fix.

2006-03-30  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/25031
	* gfortran.dg/multiple_allocation_1.f90:  Check that the
	size has changed after a re-allocation with stat.

From-SVN: r112539

2006-03-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26880
	* io/file_pos.c (st_rewind): Clear read_bad flag.

From-SVN: r112407

2006-03-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26661
	* io/io.h: Add read_sf so it can be used by read_x.
	* io/transfer.c (read_sf): Pass no_error flag to read_sf.  Use it to
	break out rather than error on EOF or EOR conditions.
	(read_block): Update call to read_sf.
	(read_block_direct): Ditto.
	* io/read.c (read_x): Use the modified read_sf instead of read_block.

From-SVN: r112390

2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/26735
	* io/transfer.c (data_transfer_init):  Set u_flags.convert
	on an unopened unit if specified by environment variable
	(via get_unformatted_convert) or by compile-time option.

2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR libfortran/26735
	* gfortran.dg/convert_implied_open.f90:  New test case.

From-SVN: r112382

2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/26769
	* iresolve.c (gfc_resolve_reshape):  Remove doubling of
	kind for complex. For real(kind=10), call reshape_r10.
	(gfc_resolve_transpose):  For real(kind=10), call
	transpose_r10.

2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/26769
	* Makefile.am:  Add transpose_r10.c and reshape_r10.c.
	* aclocal.m4:  Regenerate using aclocal 1.9.3.
	* Makefile.in:  Regenerate using automake 1.9.3.
	* m4/iparm.m4 (rtype_ccode):  If rtype_letter is `i',
	evaluate to rtype_kind, otherwise to rtype_code.
	* generated/transpose_r10.c:  Add.
	* generated/reshape_r10.c:  Add.

2006-03-25  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/26769
	* gfortran.dg/transpose_reshape_r10.f90:  New test case.

From-SVN: r112381

2006-03-22  Thomas Koenig  <Thomas.Koenig@onlien.de>

	PR fortran/19303
	* gfortran.h (gfc_option_t):  Add record_marker.
	* lang.opt:  Add -frecord-marker=4 and -frecord-marker=8.
	* trans-decl.c:  Add gfor_fndecl_set_record_marker.
	(gfc_build_builtin_function_decls): Set
	gfor_fndecl_set_record_marker.
	(gfc_generate_function_code):  If we are in the main program
	and -frecord-marker was provided, call set_record_marker.
	* options.c (gfc_handle_option):  Add handling for
	-frecord-marker=4 and -frecord-marker=8.
	* invoke.texi:  Document -frecord-marker.

2006-03-22  Thomas Koenig  <Thomas.Koenig@onlien.de>

	PR fortran/19303
	* libgfortran.h (compile_options_t):  Add record_marker.
	* runtime/compile_options.c (set_record_marker):
	New function.
	* io/open.c:  If we have four-byte record markers, use
	GFC_INTEGER_4_HUGE as default record length.
	* io/file_pos.c (unformatted_backspace):  Handle
	different size record markers.
	* io/transfer.c (us_read):  Likewise.
	(us_write):  Likewise.
	(next_record_r):  Likewise.
	(write_us_marker):  Likewise.
	(next_record_w):  Likewise.

2006-03-22  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/19303
	* gfortran.dg/record_marker_1.f90:  New test case.
	* gfortran.dg/record_marker_2.f:  New test case.
	* gfortran.dg/record_marker_3.f90:  New test case.

From-SVN: r112290

2006-03-20  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/20935
	* iresolve.c (gfc_resolve_maxloc):   If mask is scalar,
	prefix the function name with an "s".  If the mask is scalar
	or if its kind is smaller than gfc_default_logical_kind,
	coerce it to default kind.
	(gfc_resolve_maxval):  Likewise.
	(gfc_resolve_minloc):  Likewise.
	(gfc_resolve_minval):  Likewise.
	(gfc_resolve_product):  Likewise.
	(gfc_resolve_sum):  Likewise.

2006-03-20  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/20935
	* m4/iforeach.m4:  Add SCALAR_FOREACH_FUNCTION macro.
	* m4/ifunction.m4:  Add SCALAR_ARRAY_FUNCTION macro.
	* m4/minloc0.m4:  Use SCALAR_FOREACH_FUNCTION.
	* m4/minloc1.m4:  Use SCALAR_ARRAY_FUNCTION.
	* m4/maxloc0.m4:  Use SCALAR_FOREACH_FUNCTION.
	* m4/maxloc1.m4:  Use SCALAR_ARRAY_FUNCTION.
	* m4/minval.m4:  Likewise.
	* m4/maxval.m4:  Likewise.
	* m4/product.m4:  Likewise.
	* m4/sum.m4:  Likewise.
	* minloc0_16_i16.c : Regenerated.
	* minloc0_16_i4.c : Regenerated.
	* minloc0_16_i8.c : Regenerated.
	* minloc0_16_r10.c : Regenerated.
	* minloc0_16_r16.c : Regenerated.
	* minloc0_16_r4.c : Regenerated.
	* minloc0_16_r8.c : Regenerated.
	* minloc0_4_i16.c : Regenerated.
	* minloc0_4_i4.c : Regenerated.
	* minloc0_4_i8.c : Regenerated.
	* minloc0_4_r10.c : Regenerated.
	* minloc0_4_r16.c : Regenerated.
	* minloc0_4_r4.c : Regenerated.
	* minloc0_4_r8.c : Regenerated.
	* minloc0_8_i16.c : Regenerated.
	* minloc0_8_i4.c : Regenerated.
	* minloc0_8_i8.c : Regenerated.
	* minloc0_8_r10.c : Regenerated.
	* minloc0_8_r16.c : Regenerated.
	* minloc0_8_r4.c : Regenerated.
	* minloc0_8_r8.c : Regenerated.
	* minloc1_16_i16.c : Regenerated.
	* minloc1_16_i4.c : Regenerated.
	* minloc1_16_i8.c : Regenerated.
	* minloc1_16_r10.c : Regenerated.
	* minloc1_16_r16.c : Regenerated.
	* minloc1_16_r4.c : Regenerated.
	* minloc1_16_r8.c : Regenerated.
	* minloc1_4_i16.c : Regenerated.
	* minloc1_4_i4.c : Regenerated.
	* minloc1_4_i8.c : Regenerated.
	* minloc1_4_r10.c : Regenerated.
	* minloc1_4_r16.c : Regenerated.
	* minloc1_4_r4.c : Regenerated.
	* minloc1_4_r8.c : Regenerated.
	* minloc1_8_i16.c : Regenerated.
	* minloc1_8_i4.c : Regenerated.
	* minloc1_8_i8.c : Regenerated.
	* minloc1_8_r10.c : Regenerated.
	* minloc1_8_r16.c : Regenerated.
	* minloc1_8_r4.c : Regenerated.
	* minloc1_8_r8.c : Regenerated.
	* maxloc0_16_i16.c : Regenerated.
	* maxloc0_16_i4.c : Regenerated.
	* maxloc0_16_i8.c : Regenerated.
	* maxloc0_16_r10.c : Regenerated.
	* maxloc0_16_r16.c : Regenerated.
	* maxloc0_16_r4.c : Regenerated.
	* maxloc0_16_r8.c : Regenerated.
	* maxloc0_4_i16.c : Regenerated.
	* maxloc0_4_i4.c : Regenerated.
	* maxloc0_4_i8.c : Regenerated.
	* maxloc0_4_r10.c : Regenerated.
	* maxloc0_4_r16.c : Regenerated.
	* maxloc0_4_r4.c : Regenerated.
	* maxloc0_4_r8.c : Regenerated.
	* maxloc0_8_i16.c : Regenerated.
	* maxloc0_8_i4.c : Regenerated.
	* maxloc0_8_i8.c : Regenerated.
	* maxloc0_8_r10.c : Regenerated.
	* maxloc0_8_r16.c : Regenerated.
	* maxloc0_8_r4.c : Regenerated.
	* maxloc0_8_r8.c : Regenerated.
	* maxloc1_16_i16.c : Regenerated.
	* maxloc1_16_i4.c : Regenerated.
	* maxloc1_16_i8.c : Regenerated.
	* maxloc1_16_r10.c : Regenerated.
	* maxloc1_16_r16.c : Regenerated.
	* maxloc1_16_r4.c : Regenerated.
	* maxloc1_16_r8.c : Regenerated.
	* maxloc1_4_i16.c : Regenerated.
	* maxloc1_4_i4.c : Regenerated.
	* maxloc1_4_i8.c : Regenerated.
	* maxloc1_4_r10.c : Regenerated.
	* maxloc1_4_r16.c : Regenerated.
	* maxloc1_4_r4.c : Regenerated.
	* maxloc1_4_r8.c : Regenerated.
	* maxloc1_8_i16.c : Regenerated.
	* maxloc1_8_i4.c : Regenerated.
	* maxloc1_8_i8.c : Regenerated.
	* maxloc1_8_r10.c : Regenerated.
	* maxloc1_8_r16.c : Regenerated.
	* maxloc1_8_r4.c : Regenerated.
	* maxloc1_8_r8.c : Regenerated.
	* maxval_i16.c : Regenerated.
	* maxval_i4.c : Regenerated.
	* maxval_i8.c : Regenerated.
	* maxval_r10.c : Regenerated.
	* maxval_r16.c : Regenerated.
	* maxval_r4.c : Regenerated.
	* maxval_r8.c : Regenerated.
	* minval_i16.c : Regenerated.
	* minval_i4.c : Regenerated.
	* minval_i8.c : Regenerated.
	* minval_r10.c : Regenerated.
	* minval_r16.c : Regenerated.
	* minval_r4.c : Regenerated.
	* minval_r8.c : Regenerated.
	* sum_c10.c : Regenerated.
	* sum_c16.c : Regenerated.
	* sum_c4.c : Regenerated.
	* sum_c8.c : Regenerated.
	* sum_i16.c : Regenerated.
	* sum_i4.c : Regenerated.
	* sum_i8.c : Regenerated.
	* sum_r10.c : Regenerated.
	* sum_r16.c : Regenerated.
	* sum_r4.c : Regenerated.
	* sum_r8.c : Regenerated.
	* product_c10.c : Regenerated.
	* product_c16.c : Regenerated.
	* product_c4.c : Regenerated.
	* product_c8.c : Regenerated.
	* product_i16.c : Regenerated.
	* product_i4.c : Regenerated.
	* product_i8.c : Regenerated.
	* product_r10.c : Regenerated.
	* product_r16.c : Regenerated.
	* product_r4.c : Regenerated.
	* product_r8.c : Regenerated.

2006-03-20  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/20935
	* gfortran.dg/scalar_mask_2.f90:  New test case.

From-SVN: r112230

2006-03-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26509
	* libgfortran.h: Add ERROR_DIRECT_EOR.
	* runtime/error.c (translate_error): Add translation for new error.
	* io/transfer.c (write_buf): Add check for EOR when mode is 
	direct access.

From-SVN: r112198

From-SVN: r112068

2006-03-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25378
	* trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Set the initial position to zero and
	modify the condition for updating it, to implement the F2003 requirement for all(mask)
	is false.

2006-03-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25378
	* libgfortran/m4/minloc1.m4: Set the initial position to zero and modify the condition for
	updating it, to implement the F2003 requirement for all(mask).eq.false.
	* libgfortran/m4/maxloc1.m4: The same.
	* libgfortran/m4/iforeach.m4: The same.
	* libgfortran/m4/minloc0.m4: The same.
	* libgfortran/m4/maxloc0.m4: The same.
	* libgfortran/generated/maxloc0_16_i16.c: Regenerated, together with 41 others.
	* libgfortran/generated/minloc0_16_i16.c: Regenerated, together with 41 others.

2006-03-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25378
	* gfortran.fortran-torture/execute/intrinsic_mmloc_3.f90: Expand test to include more
	permuatations of mask and index.
	* testsuite/gfortran.dg/scalar_mask_1.f90: Modify last test to respond to F2003 spec.
	that the position returned for an all false mask && condition is zero.

From-SVN: r112028

2006-03-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26499
	* io/file_pos (st_rewind): Flush always.
	* io/unix.c (fd_truncate): Return SUCCESS rather than FAILURE for
	special files like /dev/null.
	* io/transfer.c (st_write_done): Remove broken logic that prevented
	calling fd_truncate.

From-SVN: r111924

2006-03-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26554
	* io/list_read.c (read_logical): Return the value if not in namelist
	mode.

From-SVN: r111738

2006-03-03  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/25031
	* trans-array.h:  Adjust gfc_array_allocate prototype.
	* trans-array.c (gfc_array_allocate):  Change type of
	gfc_array_allocatate to bool.  Function returns true if
	it operates on an array.  Change second argument to gfc_expr.
	Find last reference in chain.
	If the function operates on an allocatable array, emit call to
	allocate_array() or allocate64_array().
	* trans-stmt.c (gfc_trans_allocate):  Code to follow to last
	reference has been moved to gfc_array_allocate.
	* trans.h:  Add declaration for gfor_fndecl_allocate_array and
	gfor_fndecl_allocate64_array.
	(gfc_build_builtin_function_decls):  Add gfor_fndecl_allocate_array
	and gfor_fndecl_allocate64_array.

2006-03-03  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/25031
	* runtime/memory.c:  Adjust copyright years.
	(allocate_array):  New function.
	(allocate64_array):  New function.
	* libgfortran.h (error_codes):  Add ERROR_ALLOCATION.

2006-03-03  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/25031
	* multiple_allocation_1.f90:  New test.

From-SVN: r111677

2006-02-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26136
	* io/io.h: Add flag for reading from line_buffer.
	* io/list_read.c (l_push_char): New function to save namelist
	input when reading logicals.
	(free_line): New function to free line_buffer memory.
	(next_char): Added feature to read from line_buffer.
	(read_logical): Use new functions to test for '=' after reading a
	logical value, checking for possible variable name.
	(namelist_read): Use free_line when all done.

From-SVN: r111597