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Fixed support for RTLD_NEXT in dlsym()

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The previous implementation of this flag was broken--it behaved identically
to RTLD_DEFAULT.  This adds a proper implementation, which examines the address
of the calling function, and uses it to determine which library to use to begin
the symbol search process.

Change-Id: I2ad2b46363f68932af63a3828a22f9c7987eea67
This commit is contained in:
Matt Fischer
2009-12-31 12:17:56 -06:00
committed by Garmin Android technology group
parent 350bb359fa
commit 1698d9ebfc
3 changed files with 15 additions and 5 deletions
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2
linker/linker.h
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@@ -224,7 +224,7 @@ extern soinfo libdl_info;
soinfo *find_library(const char *name);
unsigned unload_library(soinfo *si);
Elf32_Sym *lookup_in_library(soinfo *si, const char *name);
Elf32_Sym *lookup(const char *name, soinfo **found);
Elf32_Sym *lookup(const char *name, soinfo **found, soinfo *start);
soinfo *find_containing_library(void *addr);
Elf32_Sym *find_containing_symbol(void *addr, soinfo *si);
const char *linker_get_error(void);