ORpKTKoVQnFhs / Memory_Check (public) (License: MIT) (since 2020-02-14) (hash sha1)
A basic program check for allocated memory that isn't freed.
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List of commits:
Subject Hash Author Date (UTC)
Fixed "multiple definitions for fp_mem_log" error when using library across multiple .c files 923a622ea28c43c4636bbc24eb15c316993bfcd3 Josiah Mullins 2023-10-30 18:00:02
README: Updated README to reflect name change 20b55a22dba0975f17b3e173e9a693cc36e00484 Josiah Mullins 2023-10-28 12:52:24
moved mem_check.h to memcheck.h to reflect macro name change d75193eeb7855679bf15fd9e896cef36caae2213 Josiah Mullins 2023-10-23 19:34:53
mem_check.h: Renamed all macros to be in the format MEMCHECK_name dfc0166e38d3fce58b03033507d32dee23ca9feb Josiah Mullins 2023-10-23 19:33:14
mem_check.h: Added support for typecasting the declarations. 37dc1d6bdd6f4bf770d41146c6f614059b9f1d02 Josiah Mullins 2023-10-05 18:11:09
Moved mem_check.c to mem_check_scanner.c 4a6548f5dd52c419dfa3b46b53dc8ff17f044203 Josiah Mullins 2023-10-05 18:04:42
README: Added instructions to include init and close calls in program. 9ceea9c4ae0c169a69fc1a0840402bfc2a2843cc Josiah Mullins 2023-10-05 18:02:22
Fixed bug with allocate memory and added include guards. 01034908e928b996abf6b92804a9f68112617af1 Josiah_Mullins_E6440 2020-02-14 17:53:16
master: initial commit of mem_check ede7de7550d3243f98279b5bd69eba18748105fa Josiah_Mullins_E6440 2020-02-12 17:42:39
Commit 923a622ea28c43c4636bbc24eb15c316993bfcd3 - Fixed "multiple definitions for fp_mem_log" error when using library across multiple .c files
Author: Josiah Mullins
Author date (UTC): 2023-10-30 18:00
Committer name: Josiah Mullins
Committer date (UTC): 2023-10-30 18:01
Parent(s): 20b55a22dba0975f17b3e173e9a693cc36e00484
Signer:
Signing key:
Signing status: N
Tree: 16142f2b3a3365e92bf6be00b4b0334c299e9d68
File Lines added Lines deleted
README 8 4
memcheck.h 6 1
File README changed (mode: 100644) (index 4cd674d..9799d8b)
... ... new = realloc(old,size); ---> MEMTYPE_REALLOC(new,type,old,size);
21 21 free(data); ---> MEMCHECK_FREE(data); free(data); ---> MEMCHECK_FREE(data);
22 22
23 23 Next, add the line "MEMCHECK_INIT();" Next, add the line "MEMCHECK_INIT();"
24 before any memory handling function calls.
25 Lastly, add the line "MEMCHECK_CLOSE();"
26 after your last memory handling call.
24 in your main function before any memory
25 handling function calls. Then, add the
26 line "MEMCHECK_CLOSE();" after your
27 last memory handling call. Lastly,
28 add the line MEMCHECK_GLOBAL_VARS;
29 with your global variables in your
30 c files (not h files).
27 31
28 32 If you recompile your program and run it you If you recompile your program and run it you
29 33 should see a new file mem_check.log should see a new file mem_check.log
30 34
31 If you want to temporarily disable the new macro's and
35 If you want to disable the new macro's and
32 36 reinstate the stdlib versions, then add the line reinstate the stdlib versions, then add the line
33 37 #define MEM_CHECK 0 #define MEM_CHECK 0
34 38 above the line above the line
File memcheck.h changed (mode: 100644) (index 97f895d..04dd919)
11 11
12 12 #if(MEMORY_CHECK==1) #if(MEMORY_CHECK==1)
13 13 //This is defined globally. //This is defined globally.
14 FILE* fp_mem_log;
14 extern FILE* fp_mem_log;
15 15
16 //Place this with the global variables in your .c files
17 #define MEMCHECK_GLOBAL_VARS FILE* fp_mem_log;
16 18 #define MEMCHECK_MALLOC(data, type, size) {\ #define MEMCHECK_MALLOC(data, type, size) {\
17 19 data = (type)malloc(size);\ data = (type)malloc(size);\
18 20 fprintf(fp_mem_log,"a%p,0x0\n",(void*)data);\ fprintf(fp_mem_log,"a%p,0x0\n",(void*)data);\
 
... ... FILE* fp_mem_log;
43 45 } }
44 46
45 47 #else #else
48
49 #define MEMCHECK_GLOBAL_VARS
50
46 51 #define MEMCHECK_MALLOC(data, type, size) {\ #define MEMCHECK_MALLOC(data, type, size) {\
47 52 data = (type)malloc(size);\ data = (type)malloc(size);\
48 53 } }
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