niekiran/embedded-c

Repository for udemy Embedded-C course

embedded-c's Issues

Unknown type name 'caddr_t' in Src/sysmem.c file

With toolchain GNU Tools for STM32 (11.3.rel1)
Building Imported target projects from the repo is throwing an error

../Src/sysmem.c:64:1: error: unknown type name 'caddr_t'
   64 | caddr_t _sbrk(int incr)
      | ^~~~~~~
../Src/sysmem.c: In function '_sbrk':
../Src/sysmem.c:77:25: error: 'caddr_t' undeclared (first use in this function)
   77 |                 return (caddr_t) -1;
      |                         ^~~~~~~
../Src/sysmem.c:77:25: note: each undeclared identifier is reported only once for each function it appears in
../Src/sysmem.c:82:25: error: expected ';' before 'prev_heap_end'
   82 |         return (caddr_t) prev_heap_end;
      |                         ^~~~~~~~~~~~~~
      |                         ;
../Src/sysmem.c:68:15: warning: variable 'prev_heap_end' set but not used [-Wunused-but-set-variable]
   68 |         char *prev_heap_end;
      |               ^~~~~~~~~~~~~
../Src/sysmem.c:83:1: warning: control reaches end of non-void function [-Wreturn-type]
   83 | }
      | ^
make: *** [Src/subdir.mk:25: Src/sysmem.o] Error 1
"make -j20 all" terminated with exit code 2. Build might be incomplete.

00:59:17 Build Failed. 4 errors, 2 warnings. (took 323ms)

Adding new line in sysmem.c file i.e., #include <sys/types.h> removes the error

Reference: https://community.st.com/t5/stm32cubeide-mcu/core-src-sysmem-c-38-1-error-unknown-type-name-caddr-t/td-p/56309

Includes missing in Target

includes folder is missing in the sample programs for target. Please incorporate.

Embadded c udemy