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https://github.com/topjohnwu/ndk-busybox.git
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Patch from Robert J. Osborne <rj@resourceinternational.com> that fixes
a bug in vi where the beginning of the text space was not checked before dot is decremented for delete and escape sequences on an empty file.
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@ -19,7 +19,7 @@
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*/
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static const char vi_Version[] =
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"$Id: vi.c,v 1.14 2001/07/31 15:01:12 kraai Exp $";
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"$Id: vi.c,v 1.15 2001/08/02 05:26:41 andersen Exp $";
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/*
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* To compile for standalone use:
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@ -2640,12 +2640,12 @@ static Byte *char_insert(Byte * p, Byte c) // insert the char c at 'p'
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cmdcnt = 0;
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end_cmd_q(); // stop adding to q
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strcpy((char *) status_buffer, " "); // clear the status buffer
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if (p[-1] != '\n') {
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if ((p[-1] != '\n') && (dot>text)) {
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p--;
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}
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} else if (c == erase_char) { // Is this a BS
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// 123456789
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if (p[-1] != '\n') {
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if ((p[-1] != '\n') && (dot>text)) {
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p--;
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p = text_hole_delete(p, p); // shrink buffer 1 char
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#ifdef BB_FEATURE_VI_DOT_CMD
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6
vi.c
6
vi.c
@ -19,7 +19,7 @@
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*/
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static const char vi_Version[] =
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"$Id: vi.c,v 1.14 2001/07/31 15:01:12 kraai Exp $";
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"$Id: vi.c,v 1.15 2001/08/02 05:26:41 andersen Exp $";
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/*
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* To compile for standalone use:
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@ -2640,12 +2640,12 @@ static Byte *char_insert(Byte * p, Byte c) // insert the char c at 'p'
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cmdcnt = 0;
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end_cmd_q(); // stop adding to q
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strcpy((char *) status_buffer, " "); // clear the status buffer
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if (p[-1] != '\n') {
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if ((p[-1] != '\n') && (dot>text)) {
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p--;
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}
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} else if (c == erase_char) { // Is this a BS
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// 123456789
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if (p[-1] != '\n') {
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if ((p[-1] != '\n') && (dot>text)) {
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p--;
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p = text_hole_delete(p, p); // shrink buffer 1 char
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#ifdef BB_FEATURE_VI_DOT_CMD
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