From 3b8039fd51c6b2e292d44794ba273aca2c88b321 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Sun, 3 Oct 2004 07:53:52 +0000 Subject: This patch from Mike Frysinger, extended from an earlier patch from Peter S. Mazinger implements the changes suggested by me on the uclibc list. On Tuesday 28 September 2004 02:24 pm, Erik Andersen wrote: > What I think should be done is > > *) Someone that cares about USE_CACHE should fix that option > up to be sure it works, and give it a proper config entry > in extra/Configs/Config.in, and rename it to something > more appropriate such as LDSO_CACHE_SUPPORT. > > *) When LDSO_CACHE_SUPPORT=n, UCLIBC_RUNTIME_PREFIX /usr/X11R6/lib > should be included in the default library search path in > dl-elf.c, ldd, and ldconfig. > > *) When LDSO_CACHE_SUPPORT=y, UCLIBC_RUNTIME_PREFIX /usr/X11R6/lib > should be excluded from the default library search path in > dl-elf.c, ldd, and ldconfig, and those wishing to include > X11 stuff should add that into /etc/ld.so.conf and re-run > ldconfig. > > *) At present, LDSO_CONF and LDSO_CACHE use the same names > and same structure as glibc. This precludes > LDSO_CACHE_SUPPORT being uses in any sane fashion on a > dial glibc and uClibc system. Just as it was necessary > for use to use a different name for 'libuClibc' rather > than 'libc', and 'ld-uClibc.so.0' rather than > 'ld-linux.so.2' it seems that these configuration files > really ought to be given different names. > --- utils/dl-cache.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 utils/dl-cache.h (limited to 'utils/dl-cache.h') diff --git a/utils/dl-cache.h b/utils/dl-cache.h new file mode 100644 index 000000000..ba7cd3f28 --- /dev/null +++ b/utils/dl-cache.h @@ -0,0 +1,34 @@ +#define LDSO_BASE_PATH UCLIBC_RUNTIME_PREFIX "etc/" __LDSO_BASE_FILENAME__ +#define LDSO_CONF LDSO_BASE_PATH ".conf" +#define LDSO_CACHE LDSO_BASE_PATH ".cache" +#define LDSO_PRELOAD LDSO_BASE_PATH ".preload" + +#define LIB_ANY -1 +#define LIB_DLL 0 +#define LIB_ELF 1 +#define LIB_ELF64 0x80 +#define LIB_ELF_LIBC5 2 +#define LIB_ELF_LIBC6 3 +#define LIB_ELF_LIBC0 4 + +/* Definitions and prototypes for cache stuff */ +#ifdef __LDSO_CACHE_SUPPORT__ + +#define LDSO_CACHE_MAGIC "ld.so-" +#define LDSO_CACHE_MAGIC_LEN (sizeof LDSO_CACHE_MAGIC -1) +#define LDSO_CACHE_VER "1.7.0" +#define LDSO_CACHE_VER_LEN (sizeof LDSO_CACHE_VER -1) + +typedef struct { + char magic [LDSO_CACHE_MAGIC_LEN]; + char version [LDSO_CACHE_VER_LEN]; + int nlibs; +} header_t; + +typedef struct { + int flags; + int sooffset; + int liboffset; +} libentry_t; + +#endif -- cgit v1.2.3