selinux/libselinux/src/exception.sh

function except() {
case $1 in
    selinux_file_context_cmp) # ignore
    ;;
    *)
echo "
%exception $1 {
  \$action 
  if (result < 0) {
     PyErr_SetFromErrno(PyExc_OSError);
     return NULL;
  }
}
"
;;
esac
}
gcc -x c -c - -aux-info temp.aux < ../include/selinux/selinux.h
for i in `awk '/<stdin>.*extern int/ { print $6 }' temp.aux`; do except $i ; done 
rm -f -- temp.aux -.o
This patch fixes the exception handling in libselinux-python bindings On 09/16/2009 03:35 PM, Joshua Brindle wrote: > > > Joshua Brindle wrote: >> >> >> Daniel J Walsh wrote: >>> What do you think of this one. Removed excess swig cruft, >>> >>> You need to run >>> >>> make swigify to generate those changes. >>> >> >> Ok, looking at this now. I don't completely get how it works. I'm trying >> to reproduce what you are doing by hand but nothing comes out of gcc: >> >> [root@localhost src]# echo '#include "../include/selinux/selinux.h"' > >> temp.c >> [root@localhost src]# gcc -c temp.c -aux-info temp.aux >> [root@localhost src]# ls temp.* >> temp.c temp.o >> >> >> What is the purpose of the aux-info thing, and why doesn't it work on my >> F11 machine? >> >> also, I'm not sure if the best place for selinuxswig_exception.i is >> swigify or pywrap. In the swigify case it shouldn't be in the clean >> target because if you check out the repo and do make clean; make pywrap >> you'll get an error. (I can make these fixes, I'm just trying to figure >> out how it all works first). >> > > Oh, one more thing, should this be python specific? (E.g, should it be > named selinuxswig_python_exception.i ?) Changed name to selinux_python_exception.i WOrks for me on F11 and F12 dwalsh@localhost$ echo '#include "../include/selinux/selinux.h"' > temp.c dwalsh@localhost$ gcc -c temp.c -aux-info temp.aux dwalsh@localhost$ ls temp.* temp.aux temp.c temp.o cat temp.aux /* compiled from: . / / /usr/include/sys/select.h:109:NC / extern int select (int, fd_set , fd_set , fd_set , struct timeval ); / /usr/include/sys/select.h:121:NC / extern int pselect (int, fd_set , fd_set , fd_set , const struct timespec , const __sigset_t ); /* /usr/include/sys/sysmacros.h:31:NC / extern unsigned int gnu_dev_major (long long unsigned int); / /usr/include/sys/sysmacros.h:34:NC / extern unsigned int gnu_dev_minor (long long unsigned int); / /usr/include/sys/sysmacros.h:37:NC / extern long long unsigned int gnu_dev_makedev (unsigned int, unsigned int); / ../include/selinux/selinux.h:12:NC / extern int is_selinux_enabled (void); / ../include/selinux/selinux.h:14:NC / extern int is_selinux_mls_enabled (void); / ../include/selinux/selinux.h:19:NC / extern void freecon (security_context_t); / ../include/selinux/selinux.h:22:NC / extern void freeconary (security_context_t ); ... commit 38d98bd958f42ea18c9376e624d733795665ee22 Author: Dan Walsh <dwalsh@redhat.com> Date: Wed Sep 16 16:51:14 2009 -0400 Add exception code 2009-09-16 20:58:12 +00:00			`function except() {`
			`case $1 in`
			`selinux_file_context_cmp) # ignore`
			`;;`
			`*)`
			`echo "`
			`%exception $1 {`
			`\$action`
			`if (result < 0) {`
			`PyErr_SetFromErrno(PyExc_OSError);`
			`return NULL;`
			`}`
			`}`
			`"`
			`;;`
			`esac`
			`}`
This updates commit 66d07600075d53735197520e4a5bbe6796a89d25 This seems to work better on my system (aux-info on temp.c didn't do anything) 2009-09-24 17:46:12 +00:00			`gcc -x c -c - -aux-info temp.aux < ../include/selinux/selinux.h`
			for i in `awk '/<stdin>.*extern int/ { print $6 }' temp.aux`; do except $i ; done
			`rm -f -- temp.aux -.o`