[SCM] Samba Shared Repository - branch master updated
Andreas Schneider
asn at samba.org
Fri Jan 27 08:31:02 UTC 2023
The branch, master has been updated
via 7e0eb0f31a2 s3:lib: Change file_modtime() to return an error code and a struct timespec.
from 96154a26fee spelling fixes for 4.18 (errror implemenation proces Controler)
https://git.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit 7e0eb0f31a24ef6d1742363d70090875d1037dc2
Author: Jeremy Allison <jra at samba.org>
Date: Thu Jan 26 09:39:10 2023 -0800
s3:lib: Change file_modtime() to return an error code and a struct timespec.
Removes need for external stat() code when checking for timechange.
Signed-off-by: Jeremy Allison <jra at samba.org>
Reviewed-by: Andreas Schneider <asn at samba.org>
Autobuild-User(master): Andreas Schneider <asn at cryptomilk.org>
Autobuild-Date(master): Fri Jan 27 08:30:35 UTC 2023 on atb-devel-224
-----------------------------------------------------------------------
Summary of changes:
lib/param/loadparm.c | 10 ++--------
lib/smbconf/smbconf_txt.c | 18 ++++++++++++++++--
lib/util/samba_util.h | 12 +++++++++---
lib/util/util.c | 25 ++++++++++++++++---------
4 files changed, 43 insertions(+), 22 deletions(-)
Changeset truncated at 500 lines:
diff --git a/lib/param/loadparm.c b/lib/param/loadparm.c
index c1d1f5393d1..6ab7fa89db7 100644
--- a/lib/param/loadparm.c
+++ b/lib/param/loadparm.c
@@ -1009,8 +1009,6 @@ void add_to_file_list(TALLOC_CTX *mem_ctx, struct file_lists **list,
const char *fname, const char *subfname)
{
struct file_lists *f = *list;
- struct stat sb = {0};
- int rc;
while (f) {
if (f->name && !strcmp(f->name, fname))
@@ -1036,12 +1034,8 @@ void add_to_file_list(TALLOC_CTX *mem_ctx, struct file_lists **list,
*list = f;
}
- rc = stat(subfname, &sb);
- if (rc != 0) {
- return;
- }
- f->modtime = get_mtimespec(&sb);
-
+ /* If file_modtime() fails it leaves f->modtime as zero. */
+ (void)file_modtime(subfname, &f->modtime);
return;
fail:
diff --git a/lib/smbconf/smbconf_txt.c b/lib/smbconf/smbconf_txt.c
index 5c4bd27b9df..70a35ec4304 100644
--- a/lib/smbconf/smbconf_txt.c
+++ b/lib/smbconf/smbconf_txt.c
@@ -184,12 +184,23 @@ static sbcErr smbconf_txt_load_file(struct smbconf_ctx *ctx)
{
sbcErr err;
uint64_t new_csn;
+ int rc;
+ struct timespec mt = {0};
if (!file_exist(ctx->path)) {
return SBC_ERR_BADFILE;
}
- new_csn = (uint64_t)file_modtime(ctx->path);
+ rc = file_modtime(ctx->path, &mt);
+ if (rc != 0) {
+ /*
+ * Not worth mapping errno returned
+ * in rc to SBC_ERR_XXX. Just assume
+ * access denied.
+ */
+ return SBC_ERR_ACCESS_DENIED;
+ }
+ new_csn = (uint64_t)mt.tv_sec;
if (new_csn == pd(ctx)->csn) {
return SBC_ERR_OK;
}
@@ -275,11 +286,14 @@ static void smbconf_txt_get_csn(struct smbconf_ctx *ctx,
struct smbconf_csn *csn,
const char *service, const char *param)
{
+ struct timespec mt = {0};
+
if (csn == NULL) {
return;
}
- csn->csn = (uint64_t)file_modtime(ctx->path);
+ (void)file_modtime(ctx->path, &mt);
+ csn->csn = (uint64_t)mt.tv_sec;
}
/**
diff --git a/lib/util/samba_util.h b/lib/util/samba_util.h
index 4eecfb8a583..f7e13bc8884 100644
--- a/lib/util/samba_util.h
+++ b/lib/util/samba_util.h
@@ -441,9 +441,15 @@ _PUBLIC_ int create_unlink_tmp(const char *dir);
_PUBLIC_ bool file_exist(const char *fname);
/**
- Check a files mod time.
-**/
-_PUBLIC_ time_t file_modtime(const char *fname);
+ * @brief Return a files modification time.
+ *
+ * @param fname The name of the file.
+ *
+ * @param mt A pointer to store the modification time.
+ *
+ * @return 0 on success, errno otherwise.
+ */
+_PUBLIC_ int file_modtime(const char *fname, struct timespec *mt);
/**
Check if a directory exists.
diff --git a/lib/util/util.c b/lib/util/util.c
index 02d1cbfda17..ecb32a9acaf 100644
--- a/lib/util/util.c
+++ b/lib/util/util.c
@@ -116,17 +116,24 @@ _PUBLIC_ bool file_exist(const char *fname)
}
/**
- Check a files mod time.
-**/
-
-_PUBLIC_ time_t file_modtime(const char *fname)
+ * @brief Return a files modification time.
+ *
+ * @param fname The name of the file.
+ *
+ * @param mt A pointer to store the modification time.
+ *
+ * @return 0 on success, errno otherwise.
+ */
+_PUBLIC_ int file_modtime(const char *fname, struct timespec *mt)
{
- struct stat st;
-
- if (stat(fname,&st) != 0)
- return(0);
+ struct stat st = {0};
+
+ if (stat(fname, &st) != 0) {
+ return errno;
+ }
- return(st.st_mtime);
+ *mt = get_mtimespec(&st);
+ return 0;
}
/**
--
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