-
Notifications
You must be signed in to change notification settings - Fork 7
/
parse.f90
381 lines (277 loc) · 8.43 KB
/
parse.f90
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
!Crown Copyright 2012 AWE.
!
! This file is part of CloverLeaf.
!
! CloverLeaf is free software: you can redistribute it and/or modify it under
! the terms of the GNU General Public License as published by the
! Free Software Foundation, either version 3 of the License, or (at your option)
! any later version.
!
! CloverLeaf is distributed in the hope that it will be useful, but
! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
! FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
! details.
!
! You should have received a copy of the GNU General Public License along with
! CloverLeaf. If not, see http://www.gnu.org/licenses/.
!> @brief String manipulation utilities
!> @author Wayne Gaudin
!> @details Provides utilities to manipulate and parse Fortran strings.
MODULE clover_case_change
USE data_module
CONTAINS
FUNCTION tolower(string) RESULT (tolower_result)
IMPLICIT NONE
CHARACTER (LEN=*), INTENt(IN) :: string
CHARACTER (LEN=LEN(string)) :: tolower_result
INTEGER :: i,ii
DO i=1,len(string)
ii=IACHAR(string(i:i))
SELECT CASE (ii)
CASE (65:90)
tolower_result(i:i)=ACHAr(ii+32)
CASE DEFAULT
tolower_result(i:i)=string(i:i)
END SELECT
ENDDO
END FUNCTION TOLOWER
FUNCTION toupper(string) RESULT (toupper_result)
IMPLICIT NONE
CHARACTER (LEN=*), INTENT(IN) :: string
CHARACTER (LEN=LEN(string)) :: toupper_result
INTEGER :: i,ii
DO i=1,LEN(string)
ii=IACHAR(string(i:i))
SELECT CASE (ii)
CASE (97:122)
toupper_result(i:i)=ACHAR(ii-32)
CASE DEFAULT
toupper_result(i:i)=string(i:i)
END SELECT
ENDDO
END FUNCTION toupper
END MODULE clover_case_change
MODULE clover_isitanint_mod
CONTAINS
FUNCTION isitanint(instring) RESULT(isitanint_result)
IMPLICIT NONE
CHARACTER(LEN=*), INTENT(IN) :: instring
LOGICAL :: isitanint_result
INTEGER :: i,ii
isitanint_result=.TRUE.
DO i=1,LEN(instring)
ii=IACHAR(instring(i:i))
SELECT CASE(ii)
CASE (43,45,48:57)
IF(i.NE.1) THEN
IF(ii.EQ.43 .OR.ii.EQ.45) isitanint_result=.FALSE.
ENDIF
CASE DEFAULT
isitanint_result=.FALSE.
END SELECT
ENDDO
END FUNCTION isitanint
END MODULE clover_isitanint_mod
MODULE parse_module
USE data_module
USE report_module
IMPLICIT NONE
INTEGER, PARAMETER :: len_max=g_len_max &
,dummy=0
INTEGER :: iu ! Current unit number.
CHARACTER(LEN=len_max) :: mask &
,line &
,here &
,sel &
,rest
CONTAINS
FUNCTION parse_init(iunit,cmask)
! Initialise for new set of reads.
IMPLICIT NONE
INTEGER :: parse_init
INTEGER :: iunit
CHARACTER(LEN=*) :: cmask
INTEGER :: ios
iu=iunit
mask=cmask ! Set mask for which part of the file we are interested in.
line=''
here=''
rest=''
REWIND(UNIT=iunit,IOSTAT=ios)
parse_init=ios
END FUNCTION parse_init
FUNCTION parse_getline(dummy)
IMPLICIT NONE
INTEGER :: parse_getline
INTEGER ,INTENT(IN) :: dummy
INTEGER :: s,ios,i,parse_out
CHARACTER(LEN=len_max) :: l,nugget,string_temp1,string_temp2
DO
READ(UNIT=iu,IOSTAT=ios,FMT='(a100)') l ! Read in next line.
parse_getline=ios
IF(parse_getline.NE.0) RETURN
DO i=1,len_trim(l)
if (IACHAR(l(i:)).LT.32.OR.IACHAR(l(i:i)).GT.128) l(i:i)=' '
ENDDO
l=TRIM(ADJUSTL(l))
s=SCAN(l,'!')
IF(s.GT.0) l=TRIM(l(1:s-1))
s=scan(l,';')
IF(s.GT.0) l=TRIM(l(1:s-1))
IF( ABS(dummy).NE.1) THEN
DO i=1,LEN(l)
IF(IACHAR(l(i:i)).GT.64.AND.IACHAR(l(i:i)).LT.91) &
l(i:i)=ACHAR(IACHAR(l(i:i))+32)
ENDDO
ENDIF
IF(dummy.LT.0)THEN
line=l
ELSE
DO i=1,LEN(l)
IF(l(i:i).EQ.'='.OR.l(i:i).EQ.',') l(i:i)=' '
ENDDO
IF(l(1:8).NE.'*select:')THEN
IF(l(1:1).EQ.'*')THEN
s=SCAN(l,' ')
IF(s.EQ.0) s=LEN_TRIM(l)+1
nugget=TRIM(l(1:s-1))
IF(nugget(2:4).EQ.'end')THEN
nugget='*'//TRIM(nugget(5:))
s=SCAN(here,'*',.TRUE.)
parse_out=parse_scan(sel,nugget)
IF(sel.NE.''.AND.parse_out.GT.0)THEN
nugget=''
ENDIF
IF(nugget.GT.'')THEN
string_temp1=TRIM(here(s:))
string_temp2=TRIM(nugget(1:))
IF(string_temp1.NE.string_temp2)THEN
WRITE(*,*) 'l: ',trim(adjustl(l))
WRITE(*,*) 'nugget: ',trim(adjustl(nugget))
WRITE(*,*) 'here: ',trim(adjustl(here))
WRITE(*,*) 'sel: ',trim(adjustl(sel))
CALL report_error('parse_getline','Unmatched */*end pair.')
ELSE
IF(mask.EQ.here) THEN
here=here(1:s-1)
parse_getline=-1
rest='returned_before_eof'
RETURN
ENDIF
here=here(1:s-1)
ENDIF
ENDIF
ELSE
parse_out=parse_scan(sel,nugget)
IF(sel.NE.''.AND.parse_out.GT.0)THEN
nugget=''
ENDIF
here=TRIM(TRIM(here)//nugget)
IF(rest.EQ.'returned_before_eof') rest=''
rest=TRIM(TRIM(rest)//l(s:))
ENDIF
line=''
ELSE
IF(here.EQ.mask.OR.mask.EQ.'')THEN
line=TRIM(l)
ELSE
line=''
ENDIF
ENDIF
ELSE
sel=TRIM(l(9:))
line=''
ENDIF
ENDIF
IF(line.GT.'') EXIT
ENDDO
END FUNCTION parse_getline
RECURSIVE FUNCTION parse_getword(wrap) RESULT(getword)
INTEGER :: stat
LOGICAL :: wrap
CHARACTER(LEN=len_max) :: getword,temp
INTEGER :: s
DO WHILE(line(1:1).EQ.' '.AND.LEN_TRIM(line).GT.0)
line=TRIM(line(2:))
ENDDO
s=SCAN(line,' ')
IF(s.EQ.0) s=LEN_TRIM(line)
temp=TRIM(line(1:s))
IF(temp.EQ.ACHAR(92).OR.(temp.EQ.''.AND.wrap))THEN
temp=''
stat=parse_getline(dummy)
IF(stat.EQ.0) temp=parse_getword(wrap)
getword=temp
ELSE
getword=temp
line=TRIM(line(s+1:))
ENDIF
END FUNCTION parse_getword
FUNCTION parse_getival(word)
USE clover_module
CHARACTER(LEN=*) :: word
INTEGER :: temp,parse_getival
INTEGER :: ios
READ(UNIT=word,FMT="(I7)",IOSTAT=ios) temp
IF(ios.NE.0)THEN
CALL report_error('parse_getival','Error attempting to convert to integer:'//word)
CALL clover_abort
ENDIF
parse_getival=temp
END FUNCTION parse_getival
FUNCTION parse_getlval(word)
USE clover_module
CHARACTER(LEN=*) :: word
LOGICAL :: temp,parse_getlval
INTEGER :: ios
ios=0
SELECT CASE(word)
CASE('on')
temp=.TRUE.
CASE('true')
temp=.TRUE.
CASE('off')
temp=.FALSE.
CASE('false')
temp=.FALSE.
CASE DEFAULT
ios=99999
END SELECT
IF(ios.NE.0)THEN
CALL report_error('parse_getlval','Error attempting to convert to logical:'//word)
CALL clover_abort
ENDIF
parse_getlval=temp
END FUNCTION parse_getlval
FUNCTION parse_getrval(word)
USE clover_module
CHARACTER(LEN=*) :: word
REAL(KIND=8) :: temp,parse_getrval
INTEGER :: ios
! Make an integer into a float if necessary.
IF(SCAN(word,'.').EQ.0) word=TRIM(TRIM(word)//'.0')
READ(UNIT=word,FMT="(E27.20)",IOSTAT=ios) temp
IF(ios.NE.0)THEN
CALL report_error('parse_getrval','Error attempting to convert to real:'//word)
CALL clover_abort
ENDIF
parse_getrval=temp
END FUNCTION parse_getrval
FUNCTION parse_scan(string,set)
! Improved version of F90 SCAN.
INTEGER :: parse_scan
CHARACTER(LEN=*),INTENT(IN) :: string,set
CHARACTER(LEN=LEN_MAX) :: set_temp
INTEGER :: i,l,temp
l=LEN_TRIM(set)-1
temp=0
set_temp=TRIM(set)
DO i=1,LEN_TRIM(string)-l
IF(string(i:i+l).EQ.set_temp)THEN
temp=i
EXIT
ENDIF
ENDDO
parse_scan=temp
END FUNCTION parse_scan
END MODULE parse_module