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Fix extension file permissions on Cygwin in namespace feature

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Daisuke Fujimura (fd0) 2025-10-17 22:16:42 +09:00 committed by Satoshi Tagomori
parent 957c832db1
commit 4353187d08
Notes: git 2025-10-20 00:39:24 +00:00 
Merged: https://github.com/ruby/ruby/pull/14870
1 changed files with 17 additions and 0 deletions
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17
namespace.c
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@ -510,6 +510,10 @@ copy_ext_file_error(char *message, size_t size, int copy_retvalue, char *src_pat
snprintf(message, size, "failed to read the extension path: %s", src_path);
case 4:
snprintf(message, size, "failed to write the extension path: %s", dst_path);
case 5:
snprintf(message, size, "failed to stat the extension path to copy permissions: %s", src_path);
case 6:
snprintf(message, size, "failed to set permissions to the copied extension path: %s", dst_path);
default:
rb_bug("unknown return value of copy_ext_file: %d", copy_retvalue);
}
@ -585,6 +589,19 @@ copy_ext_file(char *src_path, char *dst_path)
}
fclose(src);
fclose(dst);
#if defined(__CYGWIN__)
// On Cygwin, CopyFile-like operations may strip executable bits.
// Explicitly match destination file permissions to source.
if (retvalue == 0) {
struct stat st;
if (stat(src_path, &st) != 0) {
retvalue = 5;
}
else if (chmod(dst_path, st.st_mode & 0777) != 0) {
retvalue = 6;
}
}
#endif
return retvalue;
#endif
}