mirror of
https://github.com/systemd/systemd.git
synced 2024-10-28 20:25:38 +03:00
coverage: add a wrapper for execvpe()
It's the exactly same stuff as for execveat() - gcov doesn't have a wrapper for execvpe() so introduce our own.
This commit is contained in:
parent
1326d2dd05
commit
878ec7942f
@ -20,17 +20,16 @@ static inline _Noreturn void _coverage__exit(int status) {
|
||||
}
|
||||
#define _exit(x) _coverage__exit(x)
|
||||
|
||||
/* gcov provides wrappers for the exec*() calls but there's none for execveat(),
|
||||
* which means we lose all coverage prior to the call. To mitigate this, let's
|
||||
* add a simple execveat() wrapper in gcov's style[0], which dumps and resets
|
||||
* the coverage data when needed.
|
||||
*
|
||||
* This applies only when we're built with -Dfexecve=true.
|
||||
/* gcov provides wrappers for the exec*() calls but there's none for execveat()
|
||||
* and execvpe() which means we lose all coverage prior to such call. To mitigate
|
||||
* this, let's add simple wrappers in gcov's style[0] for these exec*() calls,
|
||||
* which dump and reset the coverage data as needed.
|
||||
*
|
||||
* [0] https://gcc.gnu.org/git/?p=gcc.git;a=blob;f=libgcc/libgcov-interface.c;h=b2ee930864183b78c8826255183ca86e15e21ded;hb=HEAD
|
||||
*/
|
||||
|
||||
extern int execveat(int, const char *, char * const [], char * const [], int);
|
||||
extern int execvpe(const char *, char * const [], char * const []);
|
||||
|
||||
static inline int _coverage_execveat(
|
||||
int dirfd,
|
||||
@ -45,3 +44,15 @@ static inline int _coverage_execveat(
|
||||
return r;
|
||||
}
|
||||
#define execveat(d,p,a,e,f) _coverage_execveat(d, p, a, e, f)
|
||||
|
||||
static inline int _coverage_execvpe(
|
||||
const char *file,
|
||||
char * const argv[],
|
||||
char * const envp[]) {
|
||||
__gcov_dump();
|
||||
int r = execvpe(file, argv, envp);
|
||||
__gcov_reset();
|
||||
|
||||
return r;
|
||||
}
|
||||
#define execvpe(f,a,e) _coverage_execvpe(f, a, e)
|
||||
|
Loading…
Reference in New Issue
Block a user