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BUILD: debug: avoid build warnings with DEBUG_MEM_STATS

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Some libcs define strdup() as a macro and cause redefine warnings to
be emitted, so let's first undefine all functions we redefine.
This commit is contained in:
Willy Tarreau 2020-07-02 10:25:01 +02:00
parent 1e3b16f74f
commit dab586c3a8
1 changed files with 8 additions and 0 deletions
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8
include/haproxy/bug.h
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@ -93,6 +93,7 @@ struct mem_stats {
int type;
};
#undef calloc
#define calloc(x,y) ({ \
size_t __x = (x); size_t __y = (y); \
static struct mem_stats _ __attribute__((used,__section__("mem_stats"))) = { \
@ -106,6 +107,10 @@ struct mem_stats {
calloc(__x,__y); \
})
/* note: we can't redefine free() because we have a few variables and struct
* members called like this.
*/
#undef __free
#define __free(x) ({ \
void *__x = (x); \
static struct mem_stats _ __attribute__((used,__section__("mem_stats"))) = { \
@ -118,6 +123,7 @@ struct mem_stats {
free(__x); \
})
#undef malloc
#define malloc(x) ({ \
size_t __x = (x); \
static struct mem_stats _ __attribute__((used,__section__("mem_stats"))) = { \
@ -131,6 +137,7 @@ struct mem_stats {
malloc(__x); \
})
#undef realloc
#define realloc(x,y) ({ \
void *__x = (x); size_t __y = (y); \
static struct mem_stats _ __attribute__((used,__section__("mem_stats"))) = { \
@ -144,6 +151,7 @@ struct mem_stats {
realloc(__x,__y); \
})
#undef strdup
#define strdup(x) ({ \
const char *__x = (x); size_t __y = strlen(__x); \
static struct mem_stats _ __attribute__((used,__section__("mem_stats"))) = { \