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authorPierre Neidhardt <ambrevar@gmail.com>2015-10-20 15:30:32 +0200
committerAllan McRae <allan@archlinux.org>2015-10-21 14:50:56 +1000
commit4b3df10d5d53af94475e006c71ed262efcab6f0f (patch)
tree217e30971faac0586d337f7277aa07c37541d2e0
parent2c72c8b822d21c45a8020e49f03691830f3bcff2 (diff)
HACKING: Allow the use of 'sizeof' on values
Signed-off-by: Pierre Neidhardt <ambrevar@gmail.com> Signed-off-by: Allan McRae <allan@archlinux.org>
-rw-r--r--HACKING14
1 files changed, 3 insertions, 11 deletions
diff --git a/HACKING b/HACKING
index 03605dd6..962a5f96 100644
--- a/HACKING
+++ b/HACKING
@@ -75,15 +75,7 @@ alpm_list_t *alpm_list_add(alpm_list_t *list, void *data)
NOT
return(0);
-6. The sizeof() operator should accept a type, not a value. (TODO: in certain
- cases, it may be better- should this be a set guideline? Read "The Practice
- of Programming")
-
- sizeof(alpm_list_t);
- NOT
- sizeof(*mylist);
-
-7. When using strcmp() (or any function that returns 0 on success) in a
+6. When using strcmp() (or any function that returns 0 on success) in a
conditional statement, use != 0 or == 0 and not the negation (!) operator.
It reads much cleaner for humans (using a negative to check for success is
confusing) and the compiler will treat it correctly anyway.
@@ -92,7 +84,7 @@ alpm_list_t *alpm_list_add(alpm_list_t *list, void *data)
NOT
if(!strcmp(a, b))
-8. Use spaces around almost all arithmetic, comparison and assignment
+7. Use spaces around almost all arithmetic, comparison and assignment
operators and after all ',;:' separators.
foobar[2 * size + 1] = function(a, 6);
@@ -103,7 +95,7 @@ alpm_list_t *alpm_list_add(alpm_list_t *list, void *data)
NOT
for(a=0;a<n&&n>0;a++,n--) {}
-9. Declare all variables at the start of the block.
+8. Declare all variables at the start of the block.
[source,C]
-------------------------------------------
int SYMEXPORT alpm_db_remove_server(alpm_db_t *db, const char *url)