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From e4f26d51bd06910634c2aaeccfecc7e6cd61ef0a Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Fri, 17 Mar 2017 11:47:00 +0100
Subject: [PATCH 093/116] fdisk: improve -l error handling
Addresses: https://bugzilla.redhat.com/show_bug.cgi?id=1362662
Signed-off-by: Karel Zak <kzak@redhat.com>
---
fdisks/fdisk.c | 23 ++++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)
diff --git a/fdisks/fdisk.c b/fdisks/fdisk.c
index 974d735..177921a 100644
--- a/fdisks/fdisk.c
+++ b/fdisks/fdisk.c
@@ -924,11 +924,15 @@ static int is_ide_cdrom_or_tape(char *device)
}
/* Print disk geometry and partition table of a specified device (-l option) */
-static void print_partition_table_from_option(struct fdisk_context *cxt,
- char *device, unsigned long sector_size)
+static int print_partition_table_from_option(struct fdisk_context *cxt,
+ char *device, unsigned long sector_size,
+ int warnme)
{
- if (fdisk_context_assign_device(cxt, device, 1) != 0) /* read-only */
- err(EXIT_FAILURE, _("cannot open %s"), device);
+ if (fdisk_context_assign_device(cxt, device, 1) != 0) { /* read-only */
+ if (warnme || errno == EACCES)
+ warn(_("cannot open %s"), device);
+ return -1;
+ }
if (sector_size) /* passed -b option, override autodiscovery */
fdisk_override_sector_size(cxt, sector_size);
@@ -941,6 +945,8 @@ static void print_partition_table_from_option(struct fdisk_context *cxt,
list_table(cxt, 0);
else
list_disk_geometry(cxt);
+
+ return 0;
}
/*
@@ -971,7 +977,7 @@ print_all_partition_table_from_option(struct fdisk_context *cxt,
char *cn = canonicalize_path(devname);
if (cn) {
if (!is_ide_cdrom_or_tape(cn))
- print_partition_table_from_option(cxt, cn, sector_size);
+ print_partition_table_from_option(cxt, cn, sector_size, 0);
free(cn);
}
}
@@ -1223,14 +1229,17 @@ int main(int argc, char **argv)
" be used with one specified device\n"));
if (optl) {
+ int rc = 0;
+
nowarn = 1;
if (argc > optind) {
int k;
for (k = optind; k < argc; k++)
- print_partition_table_from_option(cxt, argv[k], sector_size);
+ rc += print_partition_table_from_option(cxt, argv[k], sector_size, 1);
} else
print_all_partition_table_from_option(cxt, sector_size);
- exit(EXIT_SUCCESS);
+
+ exit(rc ? EXIT_FAILURE : EXIT_SUCCESS);
}
if (opts) {
--
2.9.3