1 | !> @file src/inifor_control.f90 |
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2 | !------------------------------------------------------------------------------! |
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3 | ! This file is part of the PALM model system. |
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4 | ! |
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5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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6 | ! terms of the GNU General Public License as published by the Free Software |
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7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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8 | ! version. |
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9 | ! |
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10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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13 | ! |
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14 | ! You should have received a copy of the GNU General Public License along with |
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15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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16 | ! |
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17 | ! Copyright 2017-2018 Leibniz Universitaet Hannover |
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18 | ! Copyright 2017-2018 Deutscher Wetterdienst Offenbach |
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19 | !------------------------------------------------------------------------------! |
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20 | ! |
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21 | ! Current revisions: |
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22 | ! ----------------- |
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23 | ! |
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24 | ! |
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25 | ! Former revisions: |
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26 | ! ----------------- |
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27 | ! $Id: inifor_control.f90 3557 2018-11-22 16:01:22Z eckhard $ |
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28 | ! Updated documentation |
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29 | ! |
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30 | ! |
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31 | ! 3447 2018-10-29 15:52:54Z eckhard |
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32 | ! Renamed source files for compatibilty with PALM build system |
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33 | ! |
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34 | ! |
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35 | ! 3395 2018-10-22 17:32:49Z eckhard |
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36 | ! Suppress debugging messages unless --debug option is given |
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37 | ! |
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38 | ! |
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39 | ! 3183 2018-07-27 14:25:55Z suehring |
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40 | ! Added version and copyright output |
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41 | ! |
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42 | ! |
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43 | ! 3182 2018-07-27 13:36:03Z suehring |
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44 | ! Initial revision |
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45 | ! |
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46 | ! |
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47 | ! |
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48 | ! Authors: |
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49 | ! -------- |
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50 | !> @author Eckhard Kadasch (Deutscher Wetterdienst, Offenbach) |
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51 | ! |
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52 | ! Description: |
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53 | ! ------------ |
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54 | !> The control module provides routines for timing INIFOR and writing runtime |
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55 | !> feedback to the terminal and a log file. |
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56 | !------------------------------------------------------------------------------! |
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57 | MODULE control |
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58 | |
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59 | USE defs, & |
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60 | ONLY: LNAME, dp, VERSION, COPYRIGHT |
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61 | |
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62 | USE util, & |
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63 | ONLY: real_to_str, real_to_str_f |
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64 | |
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65 | IMPLICIT NONE |
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66 | |
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67 | CHARACTER (LEN=5000) :: message = '' !< log message buffer |
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68 | |
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69 | CONTAINS |
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70 | |
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71 | !------------------------------------------------------------------------------! |
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72 | ! Description: |
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73 | ! ------------ |
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74 | !> |
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75 | !> report() is INIFOR's general logging routine. It prints the given 'message' |
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76 | !> to the terminal and writes it to the INIFOR log file. |
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77 | !> |
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78 | !> You can use this routine to log events across INIFOR's code to log. For |
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79 | !> warnings and abort messages, you may use the dedicated routines warn() and |
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80 | !> abort() in this module. Both use report() and add specific behaviour to it. |
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81 | !------------------------------------------------------------------------------! |
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82 | SUBROUTINE report(routine, message, debug) |
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83 | |
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84 | CHARACTER(LEN=*), INTENT(IN) :: routine !< name of calling subroutine of function |
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85 | CHARACTER(LEN=*), INTENT(IN) :: message !< log message |
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86 | LOGICAL, OPTIONAL, INTENT(IN) :: debug !< flag the current message as debugging message |
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87 | |
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88 | INTEGER :: u !< Fortran file unit for the log file |
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89 | LOGICAL, SAVE :: is_first_run = .TRUE. !< control flag for file opening mode |
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90 | LOGICAL :: suppress_message !< control falg for additional debugging log |
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91 | |
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92 | |
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93 | IF ( is_first_run ) THEN |
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94 | OPEN( NEWUNIT=u, FILE='inifor.log', STATUS='replace' ) |
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95 | is_first_run = .FALSE. |
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96 | ELSE |
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97 | OPEN( NEWUNIT=u, FILE='inifor.log', POSITION='append', STATUS='old' ) |
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98 | END IF |
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99 | |
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100 | |
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101 | suppress_message = .FALSE. |
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102 | IF ( PRESENT(debug) ) THEN |
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103 | IF ( .NOT. debug ) suppress_message = .TRUE. |
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104 | END IF |
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105 | |
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106 | IF ( .NOT. suppress_message ) THEN |
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107 | PRINT *, "inifor: " // TRIM(message) // " [ " // TRIM(routine) // " ]" |
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108 | WRITE(u, *) TRIM(message) // " [ " // TRIM(routine) // " ]" |
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109 | END IF |
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110 | |
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111 | CLOSE(u) |
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112 | |
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113 | END SUBROUTINE report |
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114 | |
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115 | |
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116 | !------------------------------------------------------------------------------! |
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117 | ! Description: |
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118 | ! ------------ |
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119 | !> |
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120 | !> warn() prepends "WARNING:" the given 'message' and prints the result to the |
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121 | !> terminal and writes it to the INIFOR logfile. |
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122 | !> |
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123 | !> You can use this routine for messaging issues, that still allow INIFOR to |
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124 | !> continue. |
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125 | !------------------------------------------------------------------------------! |
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126 | SUBROUTINE warn(routine, message) |
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127 | |
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128 | CHARACTER(LEN=*), INTENT(IN) :: routine !< name of calling subroutine or function |
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129 | CHARACTER(LEN=*), INTENT(IN) :: message !< log message |
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130 | |
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131 | CALL report(routine, "WARNING: " // TRIM(message)) |
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132 | |
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133 | END SUBROUTINE warn |
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134 | |
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135 | |
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136 | !------------------------------------------------------------------------------! |
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137 | ! Description: |
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138 | ! ------------ |
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139 | !> |
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140 | !> abort() prepends "ERROR:" the given 'message' and prints the result to the |
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141 | !> terminal, writes it to the INIFOR logfile, and exits INIFOR. |
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142 | !> |
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143 | !> You can use this routine for messaging issues, that are critical and prevent |
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144 | !> INIFOR from continueing. |
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145 | !------------------------------------------------------------------------------! |
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146 | SUBROUTINE abort(routine, message) |
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147 | |
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148 | CHARACTER(LEN=*), INTENT(IN) :: routine !< name of calling subroutine or function |
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149 | CHARACTER(LEN=*), INTENT(IN) :: message !< log message |
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150 | |
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151 | CALL report(routine, "ERROR: " // TRIM(message) // " Stopping.") |
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152 | STOP |
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153 | |
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154 | END SUBROUTINE abort |
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155 | |
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156 | |
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157 | !------------------------------------------------------------------------------! |
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158 | ! Description: |
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159 | ! ------------ |
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160 | !> |
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161 | !> print_version() prints the INIFOR version number and copyright notice. |
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162 | !------------------------------------------------------------------------------! |
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163 | SUBROUTINE print_version() |
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164 | PRINT *, "INIFOR " // VERSION |
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165 | PRINT *, COPYRIGHT |
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166 | END SUBROUTINE print_version |
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167 | |
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168 | |
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169 | !------------------------------------------------------------------------------! |
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170 | ! Description: |
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171 | ! ------------ |
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172 | !> |
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173 | !> run_control() measures the run times of various parts of INIFOR and |
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174 | !> accumulates them in timing budgets. |
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175 | !------------------------------------------------------------------------------! |
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176 | SUBROUTINE run_control(mode, budget) |
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177 | |
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178 | CHARACTER(LEN=*), INTENT(IN) :: mode !< name of the calling mode |
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179 | CHARACTER(LEN=*), INTENT(IN) :: budget !< name of the timing budget |
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180 | |
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181 | REAL(dp), SAVE :: t0 !< begin of timing interval |
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182 | REAL(dp), SAVE :: t1 !< end of timing interval |
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183 | REAL(dp), SAVE :: t_comp = 0.0_dp !< computation timing budget |
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184 | REAL(dp), SAVE :: t_alloc = 0.0_dp !< allocation timing budget |
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185 | REAL(dp), SAVE :: t_init = 0.0_dp !< initialization timing budget |
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186 | REAL(dp), SAVE :: t_read = 0.0_dp !< reading timing budget |
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187 | REAL(dp), SAVE :: t_total = 0.0_dp !< total time |
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188 | REAL(dp), SAVE :: t_write = 0.0_dp !< writing timing budget |
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189 | |
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190 | CHARACTER(LEN=*), PARAMETER :: fmt='(F6.2)' !< floating-point output format |
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191 | |
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192 | |
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193 | SELECT CASE(TRIM(mode)) |
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194 | |
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195 | CASE('init') |
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196 | CALL CPU_TIME(t0) |
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197 | |
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198 | CASE('time') |
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199 | |
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200 | CALL CPU_TIME(t1) |
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201 | |
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202 | SELECT CASE(TRIM(budget)) |
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203 | |
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204 | CASE('alloc') |
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205 | t_alloc = t_alloc + t1 - t0 |
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206 | |
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207 | CASE('init') |
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208 | t_init = t_init + t1 - t0 |
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209 | |
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210 | CASE('read') |
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211 | t_read = t_read + t1 - t0 |
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212 | |
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213 | CASE('write') |
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214 | t_write = t_write + t1 - t0 |
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215 | |
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216 | CASE('comp') |
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217 | t_comp = t_comp + t1 - t0 |
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218 | |
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219 | CASE DEFAULT |
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220 | CALL abort('run_control', "Time Budget '" // TRIM(mode) // "' is not supported.") |
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221 | |
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222 | END SELECT |
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223 | |
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224 | t0 = t1 |
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225 | |
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226 | CASE('report') |
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227 | t_total = t_init + t_read + t_write + t_comp |
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228 | |
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229 | CALL report('run_control', " *** CPU time ***") |
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230 | |
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231 | CALL report('run_control', "Initialization: " // real_to_str(t_init) // & |
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232 | " s (" // TRIM(real_to_str(100*t_init/t_total, fmt)) // " %)") |
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233 | |
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234 | CALL report('run_control', "(De-)Allocation:" // real_to_str(t_alloc) // & |
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235 | " s (" // TRIM(real_to_str(100*t_alloc/t_total, fmt)) // " %)") |
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236 | |
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237 | CALL report('run_control', "Reading data: " // real_to_str(t_read) // & |
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238 | " s (" // TRIM(real_to_str(100*t_read/t_total, fmt)) // " %)") |
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239 | |
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240 | CALL report('run_control', "Writing data: " // real_to_str(t_write) // & |
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241 | " s (" // TRIM(real_to_str(100*t_write/t_total, fmt)) // " %)") |
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242 | |
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243 | CALL report('run_control', "Computation: " // real_to_str(t_comp) // & |
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244 | " s (" // TRIM(real_to_str(100*t_comp/t_total, fmt)) // " %)") |
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245 | |
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246 | CALL report('run_control', "Total: " // real_to_str(t_total) // & |
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247 | " s (" // TRIM(real_to_str(100*t_total/t_total, fmt)) // " %)") |
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248 | |
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249 | CASE DEFAULT |
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250 | CALL abort('run_control', "Mode '" // TRIM(mode) // "' is not supported.") |
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251 | |
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252 | END SELECT |
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253 | |
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254 | END SUBROUTINE run_control |
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255 | |
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256 | END MODULE |
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257 | |
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