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* Android: There are cases when libc "environ" var may be NULL. Check for such case and provide fake valid environment. Bug #24519.

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git-svn-id: trunk@24804 -
This commit is contained in:
yury 2013-06-04 15:21:29 +00:00
parent b7d5ed4bd7
commit 7e5af23ace
2 changed files with 16 additions and 0 deletions
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7
rtl/android/arm/dllprt0.as
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@ -31,6 +31,9 @@ FPC_SHARED_LIB_START:
/* Get environment info from libc */ /* Get environment info from libc */
ldr ip,=environ ldr ip,=environ
ldr r0,[ip] ldr r0,[ip]
/* Check if environment is NULL */
cmp r0,#0
ldreq r0,=EmptyEnv
ldr ip,=operatingsystem_parameter_envp ldr ip,=operatingsystem_parameter_envp
str r0,[ip] str r0,[ip]
@ -69,6 +72,10 @@ EmptyCmdLine:
.long EmptyCmdStr .long EmptyCmdStr
EmptyCmdStr: EmptyCmdStr:
.ascii "\0" .ascii "\0"
EmptyEnv:
.long 0
.long 0
.long 0
/* --------------------------------------------------------- */ /* --------------------------------------------------------- */
.section .init_array, "aw" .section .init_array, "aw"

9
rtl/android/i386/dllprt0.as
View File

@ -30,6 +30,11 @@ FPC_SHARED_LIB_START:
/* Get environment info from libc */ /* Get environment info from libc */
movl environ,%eax movl environ,%eax
/* Check if environment is NULL */
cmpl %eax,0
jne env_ok
leal EmptyEnv,%eax
env_ok:
movl %eax,operatingsystem_parameter_envp movl %eax,operatingsystem_parameter_envp
/* Register exit handler. It is called only when the main process terminates */ /* Register exit handler. It is called only when the main process terminates */
@ -66,6 +71,10 @@ EmptyCmdLine:
.long EmptyCmdStr .long EmptyCmdStr
EmptyCmdStr: EmptyCmdStr:
.ascii "\0" .ascii "\0"
EmptyEnv:
.long 0
.long 0
.long 0
/* --------------------------------------------------------- */ /* --------------------------------------------------------- */
.section .init_array, "aw" .section .init_array, "aw"