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annotate doc/admin/todo-small.txt @ 4:bebb2ba69e1d

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maybe help with getting tex to fail properly on error
author David A. Holland
date Sat, 18 Apr 2020 17:12:17 -0400
parents 13d2b8934445
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1 Small todo items
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2
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3 This file describes the smaller and more code-oriented things that
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4 need to be done.
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5
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6 ------------------------------------------------------------
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7 POSSIBLE BUGS
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8
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9 - AgStackStorage::~AgStackStorage (in support/agstack.cpp, near the
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10 bottom) has a bogus delete call. See comment there.
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11
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12 - There's some thread locking in a few places (one being
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13 openfile.cpp, another being stacks.cpp) and most of it appears to be
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14 pretty bogus. This should be cleaned up. (Note: the ICritSec class is
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15 really a locking hook, not a lock; all ICritSec instances appear to be
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16 connected to a single big global lock. How lame. Also, why do Windows
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17 people insist on creating "critical section" objects? A critical
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18 section is a piece of *code*.) Relatedly, rewrite/replace resource.h.
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19
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20 - fence_ng in myalloc.cpp will probably blow up on non-intel
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21 architectures. All of myalloc.cpp should probably be revamped.
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22
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23
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24 ------------------------------------------------------------
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25 CODE CLEANUP
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26
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27 - There are quite a few uses of sprintf and vsprintf about. These
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28 should be replaced with snprintf and vsnprintf.
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29
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30 - Should fix up any code that warns when -fno-strict-aliasing is
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31 turned off.
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32
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33 - fix up the configuration parameters so they aren't all defined in
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34 three places (config.h, config.cpp, and cf.syn) - maybe rig up some
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35 code generation so they can be listed once.
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36
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37 - fix or remove FindTabs class (currently in wdata.h); it copies the
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38 string but doesn't use the copy.
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39
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40 - Move things that don't need to be in header files into the
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41 corresponding source files, to reduce crosstalk.
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42
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43 - Figure out where to put PUREMARK instead of defining it separately
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44 in key.cpp, ut.cpp, and ws.cpp.
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45
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46 - void_token_type is an int and it very much looks like it ought to
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47 be unsigned.
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48
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49 - buildErrorMsg[] ought to belong to error.h.
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50 (this should make ctrlpanel.cpp not need bpe3.h)
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51
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52 - The templates in regismd.h have become quite disgusting with
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53 apparently-now-required explicit template name qualification all over
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54 everywhere. Fix.
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55
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56 - AgAction::Kernel (in action.h), or most of it, should be a generic
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57 RefCount object.
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58
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59 - The key_words enum is declared in both bpe3.cpp and keyword.cpp, and
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60 should be shared in a header file. It also looks like it *must* be the
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61 same as the key_words enum declared in engine.cgs.
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62
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63 - agstring.cpp shouldn't be including csexp.h
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64 - bitmap.h shouldn't be including data.h
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65 - windowreg.cpp shouldn't be using vaclgui files
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66 - there are still some uses of "extern" in various cpp files
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67 - extern char *string_base in dvplug.cpp
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68 - in bpe3.cpp check header_write_error for consistent usage (is error
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69 EOF or just nonzero?)
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70 - how about condensing all the cut&pasted comparison code in agstring.cpp?
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71 - in dspar.cpp, make ColorPair::setValue(char *) be const char *
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72
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73 ------------------------------------------------------------
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74 CODE
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75
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76 - It should be possible to disable certain warnings on the agcl
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77 command line. (e.g. unused tokens, conflicts resolved by precedence
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78 rules, stuff like that.)
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79
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80 - Add -v option to agcl to print the version.
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81
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82 - It would be nice if the copyright notice in the About box linked to
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83 the copy of the license in the help system. Right now, we can't do
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84 that, because the About box isn't a help window and doesn't have help
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85 links per se.
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86
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87 - Figure out where to put agclib1 in the tree. Also figure out how to
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88 maintain it separately without causing an administrative nightmare.
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89
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90 - It would be nice if the about box listed the author, and it
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91 doesn't. But I think it's going to need multiple tabs or something to
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92 have room to do it nicely, and that's a hassle. (Nor is it worth doing
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93 in the old UI.)
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94
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95
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96 ------------------------------------------------------------
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97 BUILD
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98
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99 - Running the test suite under Wine causes diffs. These diffs appear
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100 to be benign as of this writing, but it would be better for everyone
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101 if they didn't happen at all.
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102
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103 - Running the test suite under Wine requires an X display. Without
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104 one, even agcl.exe doesn't work. It's not immediately clear why, but
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105 it might not be all that hard to fix.
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106
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107 - make depend crashes out if there are no *.d files. (Or, with the
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108 IBM compiler, *.u files.) This won't happen in the ordinary course of
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109 things, but if someone does "make distclean; make depend" it will.
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110
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111 - If you build in the source dir, run the tests, and clean the tests,
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112 tests/agcl/ffcalc/number.h, which would be needed by two of the ffcalc
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113 variants to compile if they actually got compiled, gets erased. This
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114 is unimportant, for now at least, but irritating. Probably the right
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115 way to fix it is to revamp the test makefiles to know the exact output
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116 files that should exist instead of using wildcards.
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117
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118 - It would be nice to have the lint scripts stuff also test-compile
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119 each header file on its own without any other material. Header files
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120 are supposed to themselves include everything they depend on, but in
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121 general this stops being true unless it's enforced.
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122
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123 - While GNU make can't do successful parallel builds, BSD make could
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124 be made to by use of .WAIT. Setting this up is not all that difficult
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125 given a way to conditionally define $(WAIT) as .WAIT for BSD make and
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126 empty for everyone else, and there are hacks that can be made to
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127 accomplish that.
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128
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129
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130 ------------------------------------------------------------
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131 MANUAL AND DOCS
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132
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133 - From one of the tex faqs:
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134 : Courier is (as we all know, to our cost) freely available; a far more
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135 : presentable monospace font is LuxiMono, which is also freely available.
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136 : Monospace text in the typeset version of this FAQ uses LuxiMono, with
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137 : the metrics and LaTeX support available on the archive.
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138 http://www.tex.ac.uk/tex-archive/fonts/LuxiMono/
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139
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140 - Quite a few things in "sbb" (sbb-doc.txt et al.) are just plain
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141 wrong. These should be fixed... but not until the various copies have
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142 been reconciled and can be built from one master version.
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143
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144 - "reserve keywords" is missing from Appendix A.
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145
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146 - There should probably be a "bug reporting" topic in the help, and
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147 it should maybe even have its own menu entry in the gui.
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148