diff options
Diffstat (limited to 'editors')
-rw-r--r-- | editors/patch.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/editors/patch.c b/editors/patch.c index e8482a7a9..4a9715144 100644 --- a/editors/patch.c +++ b/editors/patch.c @@ -74,12 +74,18 @@ int patch_main(int argc UNUSED_PARAM, char **argv) int patch_level; int ret = 0; char plus = '+'; + unsigned opt; + enum { + OPT_R = (1 << 2), + OPT_N = (1 << 3), + }; xfunc_error_retval = 2; { const char *p = "-1"; const char *i = "-"; /* compat */ - if (getopt32(argv, "p:i:R", &p, &i) & 4) + opt = getopt32(argv, "p:i:RN", &p, &i); + if (opt & OPT_R) plus = '-'; patch_level = xatoi(p); /* can be negative! */ patch_file = xfopen_stdin(i); @@ -202,6 +208,10 @@ int patch_main(int argc UNUSED_PARAM, char **argv) src_line = NULL; } } + /* Do not patch an already patched hunk with -N */ + if (src_line == 0 && (opt & OPT_N)) { + continue; + } if (!src_line) { bb_error_msg("hunk #%u FAILED at %u", hunk_count, hunk_offset_start); bad_hunk_count++; |