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| author | Kartik K. Agaram <vc@akkartik.com> | 2015-07-25 22:15:51 -0700 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2015-07-25 22:15:51 -0700 |
| commit | 9542bb112419d575190a72baf7f964c3e32df223 (patch) | |
| tree | f9edd69ee91c47d41d50dc1f86ae86dcf10e4428 /html/082persist.cc.html | |
| parent | 955a66a504aec3f106b415d271403b63d0d0e410 (diff) | |
| download | mu-9542bb112419d575190a72baf7f964c3e32df223.tar.gz | |
1853
Diffstat (limited to 'html/082persist.cc.html')
| -rw-r--r-- | html/082persist.cc.html | 75 |
1 files changed, 47 insertions, 28 deletions
diff --git a/html/082persist.cc.html b/html/082persist.cc.html index cf056dba..a450633a 100644 --- a/html/082persist.cc.html +++ b/html/082persist.cc.html @@ -15,11 +15,12 @@ body { font-family: monospace; color: #eeeeee; background-color: #080808; } * { font-size: 1.05em; } .cSpecial { color: #008000; } .Constant { color: #00a0a0; } +.PreProc { color: #c000c0; } +.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; } .Comment { color: #9090ff; } .Delimiter { color: #a04060; } -.Identifier { color: #804000; } -.PreProc { color: #c000c0; } .CommentedCode { color: #6c6c6c; } +.Identifier { color: #804000; } --> </style> @@ -40,24 +41,35 @@ RESTORE<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"restore"</span>] = RESTORE<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -case RESTORE: <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> - raise << <span class="Constant">"restore: illegal operand "</span> << current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span class="Normal">case</span> RESTORE: <span class="Delimiter">{</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'restore' requires exactly one ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'restore' should be a literal string, but got "</span> << current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> - products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_string<span class="Delimiter">(</span>slurp<span class="Delimiter">(</span><span class="Constant">"lesson/"</span>+current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">)));</span> + string filename = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> + filename = to_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> + string contents = slurp<span class="Delimiter">(</span><span class="Constant">"lesson/"</span>+filename<span class="Delimiter">);</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>contents<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> + products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> + <span class="Normal">else</span> + products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>new_mu_string<span class="Delimiter">(</span>contents<span class="Delimiter">));</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Delimiter">:(code)</span> -string slurp<span class="Delimiter">(</span>const string& filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> +string slurp<span class="Delimiter">(</span><span class="Normal">const</span> string& filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="CommentedCode">//? cerr << filename << '\n'; //? 1</span> ostringstream result<span class="Delimiter">;</span> ifstream fin<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">());</span> fin<span class="Delimiter">.</span>peek<span class="Delimiter">();</span> - if <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span> <span class="Comment">// don't bother checking errno</span> - const int N = <span class="Constant">1024</span><span class="Delimiter">;</span> - char buf[N]<span class="Delimiter">;</span> - while <span class="Delimiter">(</span>!fin<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!fin<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span> <span class="Comment">// don't bother checking errno</span> + <span class="Normal">const</span> <span class="Normal">int</span> N = <span class="Constant">1024</span><span class="Delimiter">;</span> + <span class="Normal">char</span> buf[N]<span class="Delimiter">;</span> + <span class="Normal">while</span> <span class="Delimiter">(</span>!fin<span class="Delimiter">.</span>eof<span class="Delimiter">())</span> <span class="Delimiter">{</span> bzero<span class="Delimiter">(</span>buf<span class="Delimiter">,</span> N<span class="Delimiter">);</span> fin<span class="Delimiter">.</span>read<span class="Delimiter">(</span>buf<span class="Delimiter">,</span> N-<span class="Constant">1</span><span class="Delimiter">);</span> <span class="Comment">// leave at least one null</span> result << buf<span class="Delimiter">;</span> @@ -72,35 +84,42 @@ SAVE<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"save"</span>] = SAVE<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -case SAVE: <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> - raise << <span class="Constant">"save: illegal operand 0 "</span> << current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - string filename = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span> - if <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> - ostringstream tmp<span class="Delimiter">;</span> - tmp << ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> - filename = tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span> +<span class="Normal">case</span> SAVE: <span class="Delimiter">{</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'save' requires exactly two ingredients, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'save' should be a literal string, but got "</span> << current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + string filename = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> + filename = to_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> ofstream fout<span class="Delimiter">((</span><span class="Constant">"lesson/"</span>+filename<span class="Delimiter">).</span>c_str<span class="Delimiter">());</span> - if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> - raise << <span class="Constant">"save: illegal operand 1 "</span> << current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - string contents = to_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": second ingredient of 'save' should be an address:array:character, but got "</span> << current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + string contents = read_mu_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> fout << contents<span class="Delimiter">;</span> fout<span class="Delimiter">.</span>close<span class="Delimiter">();</span> - if <span class="Delimiter">(</span>!exists<span class="Delimiter">(</span><span class="Constant">"lesson/.git"</span><span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>!exists<span class="Delimiter">(</span><span class="Constant">"lesson/.git"</span><span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// bug in git: git diff -q messes up --exit-code</span> - int status = system<span class="Delimiter">(</span><span class="Constant">"cd lesson; git add .; git diff HEAD --exit-code >/dev/null || git commit -a -m . >/dev/null"</span><span class="Delimiter">);</span> - if <span class="Delimiter">(</span>status != <span class="Constant">0</span><span class="Delimiter">)</span> - raise << <span class="Constant">"error in commit: contents "</span> << contents << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> + <span class="Normal">int</span> status = system<span class="Delimiter">(</span><span class="Constant">"cd lesson; git add .; git diff HEAD --exit-code >/dev/null || git commit -a -m . >/dev/null"</span><span class="Delimiter">);</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>status != <span class="Constant">0</span><span class="Delimiter">)</span> + raise << <span class="Constant">"error in commit: contents "</span> << contents << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Delimiter">:(code)</span> -bool exists<span class="Delimiter">(</span>const string& filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> - struct stat dummy<span class="Delimiter">;</span> +<span class="Normal">bool</span> exists<span class="Delimiter">(</span><span class="Normal">const</span> string& filename<span class="Delimiter">)</span> <span class="Delimiter">{</span> + <span class="Normal">struct</span> stat dummy<span class="Delimiter">;</span> <span class="Identifier">return</span> <span class="Constant">0</span> == stat<span class="Delimiter">(</span>filename<span class="Delimiter">.</span>c_str<span class="Delimiter">(),</span> &dummy<span class="Delimiter">);</span> <span class="Delimiter">}</span> +string to_string<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> x<span class="Delimiter">)</span> <span class="Delimiter">{</span> + ostringstream tmp<span class="Delimiter">;</span> + tmp << x<span class="Delimiter">;</span> + <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span> +<span class="Delimiter">}</span> + <span class="Delimiter">:(before "End Includes")</span> <span class="PreProc">#include</span><span class="Constant"><sys/stat.h></span> </pre> |