http://forums.leaflabs.com/topic.php?id=906 A place to share, learn, and grow... en-US Fri, 22 Jan 2016 00:12:31 +0000 http://bbpress.org/?v=1.0.2 q http://forums.leaflabs.com/search.php http://forums.leaflabs.com/topic.php?id=906#post-5588 Thu, 07 Jul 2011 16:54:18 +0000 trunet 5588@http://forums.leaflabs.com/ <p>forget it, it just works putting &lt;stdlib.h&gt; on top of my include files. even without static declaration.</p> <p>I think you can remove that declaration from documentation.</p> <p>thanks,</p> <p>Wagner Sartori Junior </p> http://forums.leaflabs.com/topic.php?id=906#post-5587 Thu, 07 Jul 2011 16:50:57 +0000 trunet 5587@http://forums.leaflabs.com/ <p>I forget to say that I declared my malloc variable as static too and it just does not compile:</p> <p>boolean DB::deleteRec(byte recno)<br /> {<br /> DB_error = DB_OK;<br /> if (recno&lt;0 || recno&gt;DB_head.n_recs)<br /> { //Serial.println("recno out of range");<br /> DB_error = DB_RECNO_OUT_OF_RANGE;<br /> return false;<br /> }<br /> static DB_Rec rec = (byte*)malloc(DB_head.rec_size);<br /> for (int i=recno+1; i&lt;=DB_head.n_recs; i++)<br /> {<br /> read(i,rec);<br /> write(i-1,rec);<br /> }<br /> free(rec);<br /> DB_head.n_recs--;<br /> disk1.write(DB_head_ptr,DB_head.n_recs);<br /> return true;<br /> } </p> http://forums.leaflabs.com/topic.php?id=906#post-5586 Thu, 07 Jul 2011 16:46:06 +0000 trunet 5586@http://forums.leaflabs.com/ <p>I'm getting this on my class.</p> <p>In file included from libraries/DB/DB.h:25,<br /> from libraries/DB/DB.cpp:22:<br /> /home/trunet/src/libmaple/arm/bin/../lib/gcc/arm-none-eabi/4.4.1/../../../../arm-none-eabi/include/stdlib.h:72: error: expected unqualified-id before 'int'<br /> /home/trunet/src/libmaple/arm/bin/../lib/gcc/arm-none-eabi/4.4.1/../../../../arm-none-eabi/include/stdlib.h:72: error: expected ')' before 'int'<br /> /home/trunet/src/libmaple/arm/bin/../lib/gcc/arm-none-eabi/4.4.1/../../../../arm-none-eabi/include/stdlib.h:72: error: expected ')' before 'int'<br /> /home/trunet/src/libmaple/arm/bin/../lib/gcc/arm-none-eabi/4.4.1/../../../../arm-none-eabi/include/stdlib.h:72: error: expected ')' before 'int'<br /> make: *** [build/./libraries/DB/DB.o] Error 1 </p> http://forums.leaflabs.com/topic.php?id=906#post-5585 Thu, 07 Jul 2011 13:01:34 +0000 poslathian 5585@http://forums.leaflabs.com/ <p>wow, would love to keep track of the progress on all those ports! stdlib.h should work for you, let us know how it plays out. </p> http://forums.leaflabs.com/topic.php?id=906#post-5583 Thu, 07 Jul 2011 12:42:09 +0000 kqr2 5583@http://forums.leaflabs.com/ <p>Based on a prior thread, malloc() should work. Just be sure to include &lt;stdlib.h&gt;</p> <p><a href="http://forums.leaflabs.com/topic.php?id=760" rel="nofollow">http://forums.leaflabs.com/topic.php?id=760</a> </p> http://forums.leaflabs.com/topic.php?id=906#post-5581 Thu, 07 Jul 2011 12:11:42 +0000 trunet 5581@http://forums.leaflabs.com/ <p>Hi,</p> <p>In your documentation it's written:<br /> "If you’re looking for something from the C standard library (like atoi(), for instance): the CodeSourcery GCC compiler used to compile your programs is configured to link against newlib, and allows the use of any of its header files. However, dynamic memory allocation (malloc(), etc.) is not available."</p> <p>I'm migrating some arduino libraries(spieeprom, XBee and DB that'll use an SPI EEPROM) to maple and I'd like to know why malloc/free is not "implemented" on maple.</p> <p>Thanks,</p> <p>Wagner Sartori Junior </p>