[PATCH v9 22/41] builtin/apply: make add_index_file() return -1 on error
From: Christian Couder <hidden>
Date: 2016-07-30 17:27:35
Subsystem:
the rest · Maintainer:
Linus Torvalds
To libify `git apply` functionality we have to signal errors to the caller instead of die()ing. To do that in a compatible manner with the rest of the error handling in "builtin/apply.c", add_index_file() should return -1 instead of calling die(). Signed-off-by: Christian Couder <redacted> --- builtin/apply.c | 48 +++++++++++++++++++++++++++++++----------------- 1 file changed, 31 insertions(+), 17 deletions(-)
diff --git a/builtin/apply.c b/builtin/apply.c
index 1f405b4..a87ca0b 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c@@ -4099,11 +4099,11 @@ static int remove_file(struct apply_state *state, struct patch *patch, int rmdir return 0; } -static void add_index_file(struct apply_state *state, - const char *path, - unsigned mode, - void *buf, - unsigned long size) +static int add_index_file(struct apply_state *state, + const char *path, + unsigned mode, + void *buf, + unsigned long size) { struct stat st; struct cache_entry *ce;
@@ -4111,7 +4111,7 @@ static void add_index_file(struct apply_state *state, unsigned ce_size = cache_entry_size(namelen); if (!state->update_index) - return; + return 0; ce = xcalloc(1, ce_size); memcpy(ce->name, path, namelen);
@@ -4122,20 +4122,32 @@ static void add_index_file(struct apply_state *state, const char *s; if (!skip_prefix(buf, "Subproject commit ", &s) || - get_sha1_hex(s, ce->sha1)) - die(_("corrupt patch for submodule %s"), path); + get_sha1_hex(s, ce->sha1)) { + free(ce); + return error(_("corrupt patch for submodule %s"), path); + } } else { if (!state->cached) { - if (lstat(path, &st) < 0) - die_errno(_("unable to stat newly created file '%s'"), - path); + if (lstat(path, &st) < 0) { + free(ce); + return error(_("unable to stat newly " + "created file '%s': %s"), + path, strerror(errno)); + } fill_stat_cache_info(ce, &st); } - if (write_sha1_file(buf, size, blob_type, ce->sha1) < 0) - die(_("unable to create backing store for newly created file %s"), path); + if (write_sha1_file(buf, size, blob_type, ce->sha1) < 0) { + free(ce); + return error(_("unable to create backing store " + "for newly created file %s"), path); + } } - if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0) - die(_("unable to add cache entry for %s"), path); + if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0) { + free(ce); + return error(_("unable to add cache entry for %s"), path); + } + + return 0; } static int try_create_file(const char *path, unsigned int mode, const char *buf, unsigned long size)
@@ -4271,8 +4283,10 @@ static void create_file(struct apply_state *state, struct patch *patch) if (patch->conflicted_threeway) { if (add_conflicted_stages_file(state, patch)) exit(128); - } else - add_index_file(state, path, mode, buf, size); + } else { + if (add_index_file(state, path, mode, buf, size)) + exit(128); + } } /* phase zero is to remove, phase one is to create */
--
2.9.2.558.gf53e569