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author | Cem Keylan <cem@ckyln.com> | 2020-08-23 00:27:53 +0300 |
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committer | Cem Keylan <cem@ckyln.com> | 2020-08-23 00:27:53 +0300 |
commit | a7ed7cd4e92b9f9e4a88244086d21cc18e37e088 (patch) | |
tree | 720d17fe0c54afebf8e4377a350557e5a7823a04 /editors/nvi/patches/nvi-10-no_one_line_visual.patch | |
parent | a30159f101aa153c00327f647e425fa5c0d03ffd (diff) | |
download | repository-a7ed7cd4e92b9f9e4a88244086d21cc18e37e088.tar.gz |
nvi: add new package at 1.81.6
Diffstat (limited to 'editors/nvi/patches/nvi-10-no_one_line_visual.patch')
-rw-r--r-- | editors/nvi/patches/nvi-10-no_one_line_visual.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/editors/nvi/patches/nvi-10-no_one_line_visual.patch b/editors/nvi/patches/nvi-10-no_one_line_visual.patch new file mode 100644 index 0000000..1718091 --- /dev/null +++ b/editors/nvi/patches/nvi-10-no_one_line_visual.patch @@ -0,0 +1,24 @@ +#! /bin/sh /usr/share/dpatch/dpatch-run +## 10no_one_line_visual.dpatch by <hesso@pool.math.tu-berlin.de> +## +## DP: Catch segfaults when the screen is only one line high. + +@DPATCH@ +diff -Naur nvi-1.81.6.orig/vi/vi.c nvi-1.81.6/vi/vi.c +--- nvi-1.81.6.orig/vi/vi.c 2007-11-18 17:41:42.000000000 +0100 ++++ nvi-1.81.6/vi/vi.c 2008-05-01 18:15:14.000000000 +0200 +@@ -974,6 +974,14 @@ + sp->rows = vip->srows = O_VAL(sp, O_LINES); + sp->cols = O_VAL(sp, O_COLUMNS); + sp->t_rows = sp->t_minrows = O_VAL(sp, O_WINDOW); ++ /* ++ * To avoid segfaults on terminals with only one line, ++ * catch this corner case now and die explicitly. ++ */ ++ if (sp->t_rows == 0) { ++ (void)fprintf(stderr, "Error: Screen too small for visual mode.\n"); ++ return 1; ++ } + if (sp->rows != 1) { + if (sp->t_rows > sp->rows - 1) { + sp->t_minrows = sp->t_rows = sp->rows - 1; |