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Using LD_PRELOAD, program can get a right errno?
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I'm doing project hooking some system call.
I heard errno of system call is important.
I'm afraid process can't get right errno that original system call in library set because I'm hooking system call In dynamic library.
In that case Does process get a proper errno?
or Can I give process a errno original system call set?
c
asked 3 mins ago
Changyu LeeChangyu Lee
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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I'm doing project hooking some system call.
I heard errno of system call is important.
I'm afraid process can't get right errno that original system call in library set because I'm hooking system call In dynamic library.
In that case Does process get a proper errno?
or Can I give process a errno original system call set?
c
asked 3 mins ago
Changyu LeeChangyu Lee
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
I'm doing project hooking some system call.
I heard errno of system call is important.
I'm afraid process can't get right errno that original system call in library set because I'm hooking system call In dynamic library.
In that case Does process get a proper errno?
or Can I give process a errno original system call set?
c
asked 3 mins ago
Changyu LeeChangyu Lee
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
I'm doing project hooking some system call.
I heard errno of system call is important.
I'm afraid process can't get right errno that original system call in library set because I'm hooking system call In dynamic library.
In that case Does process get a proper errno?
or Can I give process a errno original system call set?
c
c
asked 3 mins ago
Changyu LeeChangyu Lee
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
asked 3 mins ago
Changyu LeeChangyu Lee
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
asked 3 mins ago
Changyu LeeChangyu Lee
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
asked 3 mins ago
Changyu LeeChangyu Lee
1
asked 3 mins ago
Changyu LeeChangyu Lee
1
1
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
Changyu Lee is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
add a comment |
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