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Fix GCC 15 warnings #17

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Merged
merged 1 commit into from
May 16, 2025
Merged

Fix GCC 15 warnings #17

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14 changes: 10 additions & 4 deletions newlib/libc/posix/ftw.c
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Original file line number Diff line number Diff line change
Expand Up @@ -25,12 +25,18 @@

#include <ftw.h>

/* Static callback pointer to maintain the ftw callback between calls */
static int (*ftw_callback)(const char *, const struct stat *, int);

static int ftw_wrapper(const char *fpath, const struct stat *sb, int typeflag, struct FTW *ftwbuf)
{
return ftw_callback(fpath, sb, typeflag);
}

int ftw(const char *path, int (*fn)(const char *, const struct stat *, int), int fd_limit)
{
/* The following cast assumes that calling a function with one
* argument more than it needs behaves as expected. This is
* actually undefined, but works on all real-world machines. */
return nftw(path, (int (*)())fn, fd_limit, FTW_PHYS);
ftw_callback = fn;
return nftw(path, ftw_wrapper, fd_limit, FTW_PHYS);
}

#endif /* ! HAVE_OPENDIR */
4 changes: 2 additions & 2 deletions newlib/libc/posix/glob.c
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Expand Up @@ -620,7 +620,7 @@ glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit)
* and dirent.h as taking pointers to differently typed opaque
* structures.
*/
struct dirent *(*readdirfunc)();
struct dirent *(*readdirfunc)(void *);

if (pathend > pathend_last)
return (1);
Expand All @@ -645,7 +645,7 @@ glob3(pathbuf, pathend, pathend_last, pattern, restpattern, pglob, limit)
if (pglob->gl_flags & GLOB_ALTDIRFUNC)
readdirfunc = pglob->gl_readdir;
else
readdirfunc = readdir;
readdirfunc = (struct dirent *(*)(void *))readdir;
while ((dp = (*readdirfunc)(dirp))) {
u_char *sc;
Char *dc;
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