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| author | Jon Turney <jon.turney@dronecode.org.uk> | 2016-09-11 15:41:32 +0300 |
|---|---|---|
| committer | Jon Turney <jon.turney@dronecode.org.uk> | 2016-10-20 15:12:20 +0300 |
| commit | afcde266182f4283a3a777570face6457b8d22b0 (patch) | |
| tree | 4c220e9d6823ebc0bf12f355c98e62199263ec88 /winsup/doc/faq-programming.xml | |
| parent | e3ccb686104103898ac9615a72f0189aa980c273 (diff) | |
Update FAQ answer about setting an early breakpoint
Signed-off-by: Jon Turney <jon.turney@dronecode.org.uk>
Diffstat (limited to 'winsup/doc/faq-programming.xml')
| -rw-r--r-- | winsup/doc/faq-programming.xml | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/winsup/doc/faq-programming.xml b/winsup/doc/faq-programming.xml index c64ab4a03..5234414b1 100644 --- a/winsup/doc/faq-programming.xml +++ b/winsup/doc/faq-programming.xml @@ -811,13 +811,22 @@ Guide here: <ulink url="https://cygwin.com/cygwin-ug-net/dll.html"/>. </answer></qandaentry> <qandaentry id="faq.programming.breakpoint"> -<question><para>How can I set a breakpoint at MainCRTStartup?</para></question> +<question><para>How can I set a breakpoint at mainCRTStartup?</para></question> <answer> -<para><emphasis role='bold'>(Please note: This section has not yet been updated for the latest net release.)</emphasis> +<para> + Set a breakpoint in <command>gdb</command> with <command>b *0x401000</command> + (for i686), or <command>b *0x100401000</command> (for x86_64). +</para> + +<para> + This entrypoint address can be computed as the sum of the ImageBase and + AddressOfEntryPoint values given by <command>objdump -p</command>. </para> -<para>Set a breakpoint at *0x401000 in gdb and then run the program in -question. + +<para> + Note that the DllMain entrypoints for linked DLLs will have been executed + before this breakpoint is hit. </para> </answer></qandaentry> |