114 lines
4.9 KiB
Diff
114 lines
4.9 KiB
Diff
Index: m4/scandir_argtypes.m4
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===================================================================
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--- m4/scandir_argtypes.m4 (revision 334)
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+++ m4/scandir_argtypes.m4 (working copy)
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@@ -12,7 +12,7 @@
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for ac_arg1 in 'const char *dir'; do
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for ac_arg2 in 'struct dirent ***namelist'; do
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for ac_arg3 in 'int(*filter)(const struct dirent *)' 'int(*filter)(struct dirent *)'; do
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- for ac_arg4 in 'int(*compar)(const void *,const void *)'; do
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+ for ac_arg4 in 'int(*compar)(const void *,const void *)' 'int(*compar)(const struct dirent **, const struct dirent **)'; do
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[AC_INCLUDES_DEFAULT
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@@ -46,3 +46,52 @@
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[Define to the type of arg 4 for `scandir'.])
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rm -f conftest*
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])
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+
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+dnl AC_FUNC_SCANDIR64_ARGTYPES
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+dnl -------------------------
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+dnl Determine the correct type to be passed to each of the `scandir64'
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+dnl function's arguments, and define those types in `SCANDIR64_TYPE_ARG1',
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+dnl `SCANDIR64_TYPE_ARG2', `SCANDIR64_TYPE_ARG3' and `SCANDIR64_TYPE_ARG4'.
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+AN_FUNCTION([scandir64], [AC_FUNC_SCANDIR64_ARGTYPES])
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+AC_DEFUN([AC_FUNC_SCANDIR64_ARGTYPES],
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+[AC_CHECK_HEADERS(dirent.h)
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+AC_CACHE_CHECK([types of arguments for scandir64],
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+[ac_cv_func_scandir64_args],
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+[for ac_return in 'int'; do
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+ for ac_arg1 in 'const char *dir'; do
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+ for ac_arg2 in 'struct dirent64 ***namelist'; do
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+ for ac_arg3 in 'int(*filter)(const struct dirent64 *)' 'int(*filter)(struct dirent64 *)'; do
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+ for ac_arg4 in 'int(*compar)(const void *,const void *)' 'int(*compar)(const struct dirent64 **, const struct dirent64 **)'; do
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+ AC_COMPILE_IFELSE(
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+ [AC_LANG_PROGRAM(
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+[AC_INCLUDES_DEFAULT
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+#ifdef HAVE_UNISTD_H
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+#include <dirent.h>
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+#endif
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+],
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+ [extern $ac_return scandir64 ($ac_arg1, $ac_arg2, $ac_arg3, $ac_arg4);])],
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+ [ac_cv_func_scandir64_args="$ac_return;$ac_arg1;$ac_arg2;$ac_arg3;$ac_arg4"; break 5])
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+ done
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+ done
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+ done
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+ done
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+done
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+# Provide a safe default value.
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+: ${ac_cv_func_scandir64_args='(default) int;const char *dir;struct dirent64 ***namelist;int(*filter)(const struct dirent64 *);int(*compar)(const void *,const void *)'}
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+])
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+ac_save_IFS=$IFS; IFS=';'
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+set dummy `echo "$ac_cv_func_scandir64_args" | sed 's/^(default) //' | sed 's/\*/\*/g'`
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+IFS=$ac_save_IFS
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+shift
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+AC_DEFINE_UNQUOTED(SCANDIR64_TYPE_RETURN, $[1],
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+ [Define to the type of return value for `scandir64'.])
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+AC_DEFINE_UNQUOTED(SCANDIR64_TYPE_ARG1, $[2],
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+ [Define to the type of arg 1 for `scandir64'.])
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+AC_DEFINE_UNQUOTED(SCANDIR64_TYPE_ARG2, $[3],
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+ [Define to the type of arg 2 for `scandir64'.])
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+AC_DEFINE_UNQUOTED(SCANDIR64_TYPE_ARG3, $[4],
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+ [Define to the type of arg 3 for `scandir64'.])
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+AC_DEFINE_UNQUOTED(SCANDIR64_TYPE_ARG4, $[5],
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+ [Define to the type of arg 4 for `scandir64'.])
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+rm -f conftest*
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+])
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Index: src/libfakechroot.c
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===================================================================
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--- src/libfakechroot.c (revision 334)
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+++ src/libfakechroot.c (working copy)
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@@ -512,10 +512,10 @@
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#endif
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static int (*next_rmdir) (const char *pathname) = NULL;
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#ifdef HAVE_SCANDIR
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-static int (*next_scandir) (const char *dir, struct dirent ***namelist, SCANDIR_TYPE_ARG3, int(*compar)(const void *, const void *)) = NULL;
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+static int (*next_scandir) (SCANDIR_TYPE_ARG1, SCANDIR_TYPE_ARG2, SCANDIR_TYPE_ARG3, SCANDIR_TYPE_ARG4) = NULL;
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#endif
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#ifdef HAVE_SCANDIR64
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-static int (*next_scandir64) (const char *dir, struct dirent64 ***namelist, int(*filter)(const struct dirent64 *), int(*compar)(const void *, const void *)) = NULL;
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+static int (*next_scandir64) (SCANDIR64_TYPE_ARG1, SCANDIR64_TYPE_ARG2, SCANDIR64_TYPE_ARG3, SCANDIR64_TYPE_ARG4) = NULL;
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#endif
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#ifdef HAVE_SETXATTR
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static int (*next_setxattr) (const char *path, const char *name, const void *value, size_t size, int flags) = NULL;
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@@ -2619,7 +2619,7 @@
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#ifdef HAVE_SCANDIR
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/* #include <dirent.h> */
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-int scandir (const char *dir, struct dirent ***namelist, SCANDIR_TYPE_ARG3, int(*compar)(const void *, const void *))
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+int scandir (SCANDIR_TYPE_ARG1, SCANDIR_TYPE_ARG2, SCANDIR_TYPE_ARG3, SCANDIR_TYPE_ARG4)
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{
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char *fakechroot_path, *fakechroot_ptr, fakechroot_buf[FAKECHROOT_MAXPATH];
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expand_chroot_path(dir, fakechroot_path, fakechroot_ptr, fakechroot_buf);
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@@ -2631,7 +2631,7 @@
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#ifdef HAVE_SCANDIR64
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/* #include <dirent.h> */
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-int scandir64 (const char *dir, struct dirent64 ***namelist, int(*filter)(const struct dirent64 *), int(*compar)(const void *, const void *))
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+int scandir64 (SCANDIR64_TYPE_ARG1, SCANDIR64_TYPE_ARG2, SCANDIR64_TYPE_ARG3, SCANDIR64_TYPE_ARG4)
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{
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char *fakechroot_path, *fakechroot_ptr, fakechroot_buf[FAKECHROOT_MAXPATH];
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expand_chroot_path(dir, fakechroot_path, fakechroot_ptr, fakechroot_buf);
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Index: configure.ac
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===================================================================
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--- configure.ac (revision 334)
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+++ configure.ac (working copy)
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@@ -177,6 +177,7 @@
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AC_FUNC_READLINK_ARGTYPES
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AC_FUNC_SCANDIR_ARGTYPES
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+AC_FUNC_SCANDIR64_ARGTYPES
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AC_CONFIG_FILES([ \
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Makefile \
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