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Add compat wrapper for readlinkat

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This commit is contained in:
Benny Baumann
2020-10-29 23:02:57 +01:00
parent 84dad4c38e
commit 2d6da2e520
3 changed files with 34 additions and 19 deletions
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20
linux/ProcessLocksScreen.c
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@ -23,6 +23,7 @@ in the source distribution for its full text.
#include <sys/wait.h>
#include "CRT.h"
#include "Compat.h"
#include "FunctionBar.h"
#include "IncSet.h"
#include "ProcessList.h"
@ -104,26 +105,11 @@ static char *ProcessLocksScreen_getInodeFilename(pid_t pid, ino_t inode) {
if (!strtoull(de->d_name, (char **) NULL, 10))
continue;
#if !defined(HAVE_FSTATAT) || !defined(HAVE_READLINKAT)
char filepath[PATH_MAX + 1];
xSnprintf(filepath, sizeof(filepath), "%s/%s", path, de->d_name);
#endif
#ifdef HAVE_FSTATAT
if (!fstatat(fd, de->d_name, &sb, 0) && inode != sb.st_ino)
if (!Compat_fstatat(fd, path, de->d_name, &sb, 0) && inode != sb.st_ino)
continue;
#else
if (!stat(filepath, &sb)) && inode != sb.st_ino)
continue;
#endif
#ifdef HAVE_READLINKAT
if ((len = readlinkat(fd, de->d_name, sym, sizeof(sym) - 1)) < 1)
if ((len = Compat_readlinkat(fd, path, de->d_name, sym, sizeof(sym) - 1)) < 1)
goto out;
#else
if ((len = readlink(filepath, sym, sizeof(sym) - 1)) < 1)
goto out;
#endif
sym[len] = '\0';