diff options
Diffstat (limited to 'pathspec.c')
| -rw-r--r-- | pathspec.c | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/pathspec.c b/pathspec.c index 87b3b82f1f..6cb9fd3014 100644 --- a/pathspec.c +++ b/pathspec.c @@ -71,8 +71,23 @@ static struct pathspec_magic { { PATHSPEC_LITERAL, 0, "literal" }, { PATHSPEC_GLOB, '\0', "glob" }, { PATHSPEC_ICASE, '\0', "icase" }, + { PATHSPEC_EXCLUDE, '!', "exclude" }, }; +static void prefix_short_magic(struct strbuf *sb, int prefixlen, + unsigned short_magic) +{ + int i; + strbuf_addstr(sb, ":("); + for (i = 0; i < ARRAY_SIZE(pathspec_magic); i++) + if (short_magic & pathspec_magic[i].bit) { + if (sb->buf[sb->len - 1] != '(') + strbuf_addch(sb, ','); + strbuf_addstr(sb, pathspec_magic[i].name); + } + strbuf_addf(sb, ",prefix:%d)", prefixlen); +} + /* * Take an element of a pathspec and check for magic signatures. * Append the result to the prefix. Return the magic bitmap. @@ -154,7 +169,7 @@ static unsigned prefix_pathspec(struct pathspec_item *item, magic |= pathspec_magic[i].bit; break; } - if (!prefixcmp(copyfrom, "prefix:")) { + if (starts_with(copyfrom, "prefix:")) { char *endptr; pathspec_prefix = strtol(copyfrom + 7, &endptr, 10); @@ -232,22 +247,16 @@ static unsigned prefix_pathspec(struct pathspec_item *item, */ if (flags & PATHSPEC_PREFIX_ORIGIN) { struct strbuf sb = STRBUF_INIT; - const char *start = elt; if (prefixlen && !literal_global) { /* Preserve the actual prefix length of each pattern */ if (short_magic) - die("BUG: prefixing on short magic is not supported"); + prefix_short_magic(&sb, prefixlen, short_magic); else if (long_magic_end) { - strbuf_add(&sb, start, long_magic_end - start); - strbuf_addf(&sb, ",prefix:%d", prefixlen); - start = long_magic_end; - } else { - if (*start == ':') - start++; + strbuf_add(&sb, elt, long_magic_end - elt); + strbuf_addf(&sb, ",prefix:%d)", prefixlen); + } else strbuf_addf(&sb, ":(prefix:%d)", prefixlen); - } } - strbuf_add(&sb, start, copyfrom - start); strbuf_addstr(&sb, match); item->original = strbuf_detach(&sb, NULL); } else @@ -355,7 +364,7 @@ void parse_pathspec(struct pathspec *pathspec, { struct pathspec_item *item; const char *entry = argv ? *argv : NULL; - int i, n, prefixlen; + int i, n, prefixlen, nr_exclude = 0; memset(pathspec, 0, sizeof(*pathspec)); @@ -412,6 +421,8 @@ void parse_pathspec(struct pathspec *pathspec, if ((flags & PATHSPEC_LITERAL_PATH) && !(magic_mask & PATHSPEC_LITERAL)) item[i].magic |= PATHSPEC_LITERAL; + if (item[i].magic & PATHSPEC_EXCLUDE) + nr_exclude++; if (item[i].magic & magic_mask) unsupported_magic(entry, item[i].magic & magic_mask, @@ -427,6 +438,10 @@ void parse_pathspec(struct pathspec *pathspec, pathspec->magic |= item[i].magic; } + if (nr_exclude == n) + die(_("There is nothing to exclude from by :(exclude) patterns.\n" + "Perhaps you forgot to add either ':/' or '.' ?")); + if (pathspec->magic & PATHSPEC_MAXDEPTH) { if (flags & PATHSPEC_KEEP_ORDER) |