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tools: cpio: fix compilation with GCC15

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Fedora 42 updated to GCC15 which now defaults to GNU23 as the default
instead of GNU17[1], and this breaks cpio compilation.

Its been reported upstream [2], so import the patch attached to the bug
report that fixes compilation with GCC15.

[1] https://gcc.gnu.org/gcc-15/porting_to.html#c23
[2] https://savannah.gnu.org/bugs/?66297

Link: https://github.com/openwrt/openwrt/pull/18506
Signed-off-by: Robert Marko <robimarko@gmail.com>
This commit is contained in:
Robert Marko 2025-04-16 13:56:22 +02:00
parent d3bb23946e
commit c5041094ba
1 changed files with 23 additions and 0 deletions
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23
tools/cpio/patches/cpio-c23.patch Normal file
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@ -0,0 +1,23 @@
--- a/src/extern.h
+++ b/src/extern.h
@@ -97,7 +97,8 @@ extern char input_is_special;
extern char output_is_special;
extern char input_is_seekable;
extern char output_is_seekable;
-extern int (*xstat) ();
+//void not good enough
+extern int (*xstat) (const char * restrict, struct stat * restrict);
extern void (*copy_function) ();
extern char *change_directory_option;
--- a/src/global.c
+++ b/src/global.c
@@ -185,7 +185,7 @@ bool to_stdout_option = false;
/* A pointer to either lstat or stat, depending on whether
dereferencing of symlinks is done for input files. */
-int (*xstat) ();
+int (*xstat) (const char * restrict, struct stat * restrict);
/* Which copy operation to perform. (-i, -o, -p) */
void (*copy_function) () = 0;