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[v3,2/5] tools/libfsimage: Fix PATH_MAX redefinition error

Message ID 25e3833a1335193dd98c7d2fbf80eebc17c3528e.1620633386.git.costin.lupu@cs.pub.ro (mailing list archive)
State Superseded
Headers show
Series Fix redefinition errors for toolstack libs | expand

Commit Message

Costin Lupu May 10, 2021, 8:35 a.m. UTC
If PATH_MAX is already defined in the system (e.g. in /usr/include/limits.h
header) then gcc will trigger a redefinition error because of -Werror.

Signed-off-by: Costin Lupu <costin.lupu@cs.pub.ro>
Reviewed-by: Julien Grall <jgrall@amazon.com>
---
 tools/libfsimage/ext2fs/fsys_ext2fs.c     | 2 ++
 tools/libfsimage/reiserfs/fsys_reiserfs.c | 2 ++
 2 files changed, 4 insertions(+)
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Patch

diff --git a/tools/libfsimage/ext2fs/fsys_ext2fs.c b/tools/libfsimage/ext2fs/fsys_ext2fs.c
index a4ed10419c..5ed8fce90e 100644
--- a/tools/libfsimage/ext2fs/fsys_ext2fs.c
+++ b/tools/libfsimage/ext2fs/fsys_ext2fs.c
@@ -278,7 +278,9 @@  struct ext4_extent_header {
 
 #define EXT2_SUPER_MAGIC      0xEF53	/* include/linux/ext2_fs.h */
 #define EXT2_ROOT_INO              2	/* include/linux/ext2_fs.h */
+#ifndef PATH_MAX
 #define PATH_MAX                1024	/* include/linux/limits.h */
+#endif
 #define MAX_LINK_COUNT             5	/* number of symbolic links to follow */
 
 /* made up, these are pointers into FSYS_BUF */
diff --git a/tools/libfsimage/reiserfs/fsys_reiserfs.c b/tools/libfsimage/reiserfs/fsys_reiserfs.c
index 916eb15292..10ca657476 100644
--- a/tools/libfsimage/reiserfs/fsys_reiserfs.c
+++ b/tools/libfsimage/reiserfs/fsys_reiserfs.c
@@ -284,7 +284,9 @@  struct reiserfs_de_head
 #define S_ISDIR(mode) (((mode) & 0170000) == 0040000)
 #define S_ISLNK(mode) (((mode) & 0170000) == 0120000)
 
+#ifndef PATH_MAX
 #define PATH_MAX       1024	/* include/linux/limits.h */
+#endif
 #define MAX_LINK_COUNT    5	/* number of symbolic links to follow */
 
 /* The size of the node cache */