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tdebugging help - plan9port - [fork] Plan 9 from user space |
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git clone git://src.adamsgaard.dk/plan9port |
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Log |
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Files |
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README |
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LICENSE |
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--- |
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commit 148f25d3517dcdb32c566506e0cb0d6e632e4d23 |
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parent 3fd51250be8cd6f6ac5df5342d3b81e6ed1c01a9 |
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Author: rsc <devnull@localhost> |
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Date: Mon, 7 Nov 2005 02:46:38 +0000 |
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debugging help |
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Diffstat: |
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M src/libdraw/alloc.c | 3 +++ |
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M src/libdraw/init.c | 4 ++-- |
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M src/libdraw/x11-init.c | 4 +++- |
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3 files changed, 8 insertions(+), 3 deletions(-) |
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--- |
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diff --git a/src/libdraw/alloc.c b/src/libdraw/alloc.c |
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t@@ -231,6 +231,9 @@ freeimage(Image *i) |
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{ |
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int ret; |
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+ if(i == screen) |
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+ abort(); |
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+ |
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ret = _freeimage1(i); |
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free(i); |
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return ret; |
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diff --git a/src/libdraw/init.c b/src/libdraw/init.c |
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t@@ -202,8 +202,8 @@ bufimage(Display *d, int n) |
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{ |
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uchar *p; |
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- if(n<0 || n>d->bufsize){ |
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-abort(); |
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+ if(n<0 || d == nil || n>d->bufsize){ |
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+ abort(); |
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werrstr("bad count in bufimage"); |
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return 0; |
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} |
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diff --git a/src/libdraw/x11-init.c b/src/libdraw/x11-init.c |
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t@@ -137,8 +137,10 @@ getwindow(Display *d, int ref) |
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Image *i; |
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Image *oi; |
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- if(_x.destroyed) |
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+ if(_x.destroyed){ |
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postnote(PNGROUP, getpgrp(), "hangup"); |
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+ return -1; |
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+ } |
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if(xreplacescreenimage() == 0) |
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return 0; |
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