diff options
author | Junio C Hamano <gitster@pobox.com> | 2010-01-17 10:06:45 +0300 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2010-01-17 13:01:34 +0300 |
commit | 191f24171718e894cb5ba806bc45861ebac95e96 (patch) | |
tree | 38f69156182a9c7ec63342e7bda91a4bc45c8ea8 | |
parent | 23a64c9e771e3caf19cf2ee9a32c8942ddde4a81 (diff) |
rerere: prepare for customizable conflict marker length
This still uses the hardcoded conflict marker length of 7 but otherwise
prepares the codepath to deal with customized marker length.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r-- | rerere.c | 54 |
1 files changed, 44 insertions, 10 deletions
@@ -98,6 +98,28 @@ static void rerere_io_putstr(const char *str, struct rerere_io *io) ferr_puts(str, io->output, &io->wrerror); } +static void rerere_io_putconflict(int ch, int size, struct rerere_io *io) +{ + char buf[64]; + + while (size) { + if (size < sizeof(buf) - 2) { + memset(buf, ch, size); + buf[size] = '\n'; + buf[size + 1] = '\0'; + size = 0; + } else { + int sz = sizeof(buf) - 1; + if (size <= sz) + sz -= (sz - size) + 1; + memset(buf, ch, sz); + buf[sz] = '\0'; + size -= sz; + } + rerere_io_putstr(buf, io); + } +} + static void rerere_io_putmem(const char *mem, size_t sz, struct rerere_io *io) { if (io->output) @@ -115,7 +137,17 @@ static int rerere_file_getline(struct strbuf *sb, struct rerere_io *io_) return strbuf_getwholeline(sb, io->input, '\n'); } -static int handle_path(unsigned char *sha1, struct rerere_io *io) +static int is_cmarker(char *buf, int marker_char, int marker_size, int want_sp) +{ + while (marker_size--) + if (*buf++ != marker_char) + return 0; + if (want_sp && *buf != ' ') + return 0; + return isspace(*buf); +} + +static int handle_path(unsigned char *sha1, struct rerere_io *io, int marker_size) { git_SHA_CTX ctx; int hunk_no = 0; @@ -129,30 +161,30 @@ static int handle_path(unsigned char *sha1, struct rerere_io *io) git_SHA1_Init(&ctx); while (!io->getline(&buf, io)) { - if (!prefixcmp(buf.buf, "<<<<<<< ")) { + if (is_cmarker(buf.buf, '<', marker_size, 1)) { if (hunk != RR_CONTEXT) goto bad; hunk = RR_SIDE_1; - } else if (!prefixcmp(buf.buf, "|||||||") && isspace(buf.buf[7])) { + } else if (is_cmarker(buf.buf, '|', marker_size, 0)) { if (hunk != RR_SIDE_1) goto bad; hunk = RR_ORIGINAL; - } else if (!prefixcmp(buf.buf, "=======") && isspace(buf.buf[7])) { + } else if (is_cmarker(buf.buf, '=', marker_size, 0)) { if (hunk != RR_SIDE_1 && hunk != RR_ORIGINAL) goto bad; hunk = RR_SIDE_2; - } else if (!prefixcmp(buf.buf, ">>>>>>> ")) { + } else if (is_cmarker(buf.buf, '>', marker_size, 1)) { if (hunk != RR_SIDE_2) goto bad; if (strbuf_cmp(&one, &two) > 0) strbuf_swap(&one, &two); hunk_no++; hunk = RR_CONTEXT; - rerere_io_putstr("<<<<<<<\n", io); + rerere_io_putconflict('<', marker_size, io); rerere_io_putmem(one.buf, one.len, io); - rerere_io_putstr("=======\n", io); + rerere_io_putconflict('=', marker_size, io); rerere_io_putmem(two.buf, two.len, io); - rerere_io_putstr(">>>>>>>\n", io); + rerere_io_putconflict('>', marker_size, io); if (sha1) { git_SHA1_Update(&ctx, one.buf ? one.buf : "", one.len + 1); @@ -189,6 +221,7 @@ static int handle_file(const char *path, unsigned char *sha1, const char *output { int hunk_no = 0; struct rerere_io_file io; + int marker_size = 7; memset(&io, 0, sizeof(io)); io.io.getline = rerere_file_getline; @@ -205,7 +238,7 @@ static int handle_file(const char *path, unsigned char *sha1, const char *output } } - hunk_no = handle_path(sha1, (struct rerere_io *)&io); + hunk_no = handle_path(sha1, (struct rerere_io *)&io, marker_size); fclose(io.input); if (io.io.wrerror) @@ -255,6 +288,7 @@ static int handle_cache(const char *path, unsigned char *sha1, const char *outpu struct cache_entry *ce; int pos, len, i, hunk_no; struct rerere_io_mem io; + int marker_size = 7; /* * Reproduce the conflicted merge in-core @@ -299,7 +333,7 @@ static int handle_cache(const char *path, unsigned char *sha1, const char *outpu strbuf_init(&io.input, 0); strbuf_attach(&io.input, result.ptr, result.size, result.size); - hunk_no = handle_path(sha1, (struct rerere_io *)&io); + hunk_no = handle_path(sha1, (struct rerere_io *)&io, marker_size); strbuf_release(&io.input); if (io.io.output) fclose(io.io.output); |