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authorMark Wielaard <mjw@redhat.com>2011-04-11 17:24:16 +0200
committerMark Wielaard <mjw@redhat.com>2011-04-11 17:24:16 +0200
commitdbb490fad0fb4924e7cd0ae3991dec1cda0de644 (patch)
treef4fe973fdad8149ae1acb3a4a7c273bdb4b05ead
parent494275c0f41dea71d8ec5b97d01581c95fdfbbdb (diff)
downloadelfutils-dbb490fad0fb4924e7cd0ae3991dec1cda0de644.tar.gz
Fix libdwfl compile issue in case none of the compression libraries are there.
* linux-kernel-modules.c (vmlinux_suffixes): Guard definition by check for zlib, bzlib or lzma defines to check it isn't empty. (try_kernel_name): Use same guard for use of vmlinux_suffixes.
-rw-r--r--libdwfl/ChangeLog6
-rw-r--r--libdwfl/linux-kernel-modules.c4
2 files changed, 10 insertions, 0 deletions
diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog
index 3edc11be..abad77b5 100644
--- a/libdwfl/ChangeLog
+++ b/libdwfl/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-11 Mark Wielaard <mjw@redhat.com>
+
+ * linux-kernel-modules.c (vmlinux_suffixes): Guard definition
+ by check for zlib, bzlib or lzma defines to check it isn't empty.
+ (try_kernel_name): Use same guard for use of vmlinux_suffixes.
+
2011-03-08 Roland McGrath <roland@redhat.com>
* dwfl_module_getdwarf.c (open_elf): Clear errno before CBFAIL.
diff --git a/libdwfl/linux-kernel-modules.c b/libdwfl/linux-kernel-modules.c
index f3d9af10..ae74a497 100644
--- a/libdwfl/linux-kernel-modules.c
+++ b/libdwfl/linux-kernel-modules.c
@@ -78,6 +78,7 @@
#define MODULE_SECT_NAME_LEN 32 /* Minimum any linux/module.h has had. */
+#if defined (USE_ZLIB) || defined (USE_BZLIB) || defined (USE_LZMA)
static const char *vmlinux_suffixes[] =
{
#ifdef USE_ZLIB
@@ -90,6 +91,7 @@ static const char *vmlinux_suffixes[] =
".xz",
#endif
};
+#endif
/* Try to open the given file as it is or under the debuginfo directory. */
static int
@@ -127,6 +129,7 @@ try_kernel_name (Dwfl *dwfl, char **fname, bool try_debug)
}
}
+#if defined (USE_ZLIB) || defined (USE_BZLIB) || defined (USE_LZMA)
if (fd < 0)
for (size_t i = 0;
i < sizeof vmlinux_suffixes / sizeof vmlinux_suffixes[0];
@@ -145,6 +148,7 @@ try_kernel_name (Dwfl *dwfl, char **fname, bool try_debug)
}
}
}
+#endif
if (fd < 0)
{