diff options
| -rw-r--r-- | builtin-grep.c | 38 | ||||
| -rw-r--r-- | grep.h | 1 | ||||
| -rwxr-xr-x | t/t7002-grep.sh | 17 |
3 files changed, 29 insertions, 27 deletions
diff --git a/builtin-grep.c b/builtin-grep.c index da2f4fe1b8..eda2c88487 100644 --- a/builtin-grep.c +++ b/builtin-grep.c @@ -11,6 +11,7 @@ #include "tree-walk.h" #include "builtin.h" #include "grep.h" +#include "quote.h" #ifndef NO_EXTERNAL_GREP #ifdef __unix__ @@ -114,8 +115,8 @@ static int grep_sha1(struct grep_opt *opt, const unsigned char *sha1, const char unsigned long size; char *data; enum object_type type; - char *to_free = NULL; int hit; + struct strbuf pathbuf = STRBUF_INIT; data = read_sha1_file(sha1, &type, &size); if (!data) { @@ -123,26 +124,13 @@ static int grep_sha1(struct grep_opt *opt, const unsigned char *sha1, const char return 0; } if (opt->relative && opt->prefix_length) { - static char name_buf[PATH_MAX]; - char *cp; - int name_len = strlen(name) - opt->prefix_length + 1; - - if (!tree_name_len) - name += opt->prefix_length; - else { - if (ARRAY_SIZE(name_buf) <= name_len) - cp = to_free = xmalloc(name_len); - else - cp = name_buf; - memcpy(cp, name, tree_name_len); - strcpy(cp + tree_name_len, - name + tree_name_len + opt->prefix_length); - name = cp; - } + quote_path_relative(name + tree_name_len, -1, &pathbuf, opt->prefix); + strbuf_insert(&pathbuf, 0, name, tree_name_len); + name = pathbuf.buf; } hit = grep_buffer(opt, name, data, size); + strbuf_release(&pathbuf); free(data); - free(to_free); return hit; } @@ -152,6 +140,7 @@ static int grep_file(struct grep_opt *opt, const char *filename) int i; char *data; size_t sz; + struct strbuf buf = STRBUF_INIT; if (lstat(filename, &st) < 0) { err_ret: @@ -176,8 +165,9 @@ static int grep_file(struct grep_opt *opt, const char *filename) } close(i); if (opt->relative && opt->prefix_length) - filename += opt->prefix_length; + filename = quote_path_relative(filename, -1, &buf, opt->prefix); i = grep_buffer(opt, filename, data, sz); + strbuf_release(&buf); free(data); return i; } @@ -582,6 +572,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix) int i; memset(&opt, 0, sizeof(opt)); + opt.prefix = prefix; opt.prefix_length = (prefix && *prefix) ? strlen(prefix) : 0; opt.relative = 1; opt.pathname = 1; @@ -857,15 +848,8 @@ int cmd_grep(int argc, const char **argv, const char *prefix) verify_filename(prefix, argv[j]); } - if (i < argc) { + if (i < argc) paths = get_pathspec(prefix, argv + i); - if (opt.prefix_length && opt.relative) { - /* Make sure we do not get outside of paths */ - for (i = 0; paths[i]; i++) - if (strncmp(prefix, paths[i], opt.prefix_length)) - die("git grep: cannot generate relative filenames containing '..'"); - } - } else if (prefix) { paths = xcalloc(2, sizeof(const char *)); paths[0] = prefix; @@ -59,6 +59,7 @@ struct grep_opt { struct grep_pat *pattern_list; struct grep_pat **pattern_tail; struct grep_expr *pattern_expression; + const char *prefix; int prefix_length; regex_t regexp; unsigned linenum:1; diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh index 7868af8f18..fe87834fbe 100755 --- a/t/t7002-grep.sh +++ b/t/t7002-grep.sh @@ -212,4 +212,21 @@ test_expect_success 'grep with CE_VALID file' ' git checkout t/t ' +test_expect_success 'grep from a subdirectory to search wider area (1)' ' + mkdir -p s && + ( + cd s && git grep "x x x" .. + ) +' + +test_expect_success 'grep from a subdirectory to search wider area (2)' ' + mkdir -p s && + ( + cd s || exit 1 + ( git grep xxyyzz .. >out ; echo $? >status ) + ! test -s out && + test 1 = $(cat status) + ) +' + test_done |