diff options
Diffstat (limited to 'convert.c')
| -rw-r--r-- | convert.c | 47 |
1 files changed, 41 insertions, 6 deletions
@@ -85,8 +85,39 @@ static int is_binary(unsigned long size, struct text_stat *stats) return 0; } +static void check_safe_crlf(const char *path, int action, + struct text_stat *stats, enum safe_crlf checksafe) +{ + if (!checksafe) + return; + + if (action == CRLF_INPUT || auto_crlf <= 0) { + /* + * CRLFs would not be restored by checkout: + * check if we'd remove CRLFs + */ + if (stats->crlf) { + if (checksafe == SAFE_CRLF_WARN) + warning("CRLF will be replaced by LF in %s.", path); + else /* i.e. SAFE_CRLF_FAIL */ + die("CRLF would be replaced by LF in %s.", path); + } + } else if (auto_crlf > 0) { + /* + * CRLFs would be added by checkout: + * check if we have "naked" LFs + */ + if (stats->lf != stats->crlf) { + if (checksafe == SAFE_CRLF_WARN) + warning("LF will be replaced by CRLF in %s", path); + else /* i.e. SAFE_CRLF_FAIL */ + die("LF would be replaced by CRLF in %s", path); + } + } +} + static int crlf_to_git(const char *path, const char *src, size_t len, - struct strbuf *buf, int action) + struct strbuf *buf, int action, enum safe_crlf checksafe) { struct text_stat stats; char *dst; @@ -95,9 +126,6 @@ static int crlf_to_git(const char *path, const char *src, size_t len, return 0; gather_stats(src, len, &stats); - /* No CR? Nothing to convert, regardless. */ - if (!stats.cr) - return 0; if (action == CRLF_GUESS) { /* @@ -115,6 +143,12 @@ static int crlf_to_git(const char *path, const char *src, size_t len, return 0; } + check_safe_crlf(path, action, &stats, checksafe); + + /* Optimization: No CR? Nothing to convert, regardless. */ + if (!stats.cr) + return 0; + /* only grow if not in place */ if (strbuf_avail(buf) + buf->len < len) strbuf_grow(buf, len - buf->len); @@ -536,7 +570,8 @@ static int git_path_check_ident(const char *path, struct git_attr_check *check) return !!ATTR_TRUE(value); } -int convert_to_git(const char *path, const char *src, size_t len, struct strbuf *dst) +int convert_to_git(const char *path, const char *src, size_t len, + struct strbuf *dst, enum safe_crlf checksafe) { struct git_attr_check check[3]; int crlf = CRLF_GUESS; @@ -558,7 +593,7 @@ int convert_to_git(const char *path, const char *src, size_t len, struct strbuf src = dst->buf; len = dst->len; } - ret |= crlf_to_git(path, src, len, dst, crlf); + ret |= crlf_to_git(path, src, len, dst, crlf, checksafe); if (ret) { src = dst->buf; len = dst->len; |