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tweaks: drop an assert, add a warning, and change a 'for' to a 'while'

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Benno Schulenberg 2018-03-04 12:55:15 +01:00
parent 9936a6357a
commit e4cef3086b
1 changed files with 6 additions and 4 deletions
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10
src/nano.c
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@ -179,15 +179,17 @@ void renumber(filestruct *line)
{ {
ssize_t number; ssize_t number;
if (line == NULL) if (line == NULL) {
statusline(ALERT, "Trying to renumber nothing -- please report a bug");
return; return;
}
number = (line->prev == NULL) ? 0 : line->prev->lineno; number = (line->prev == NULL) ? 0 : line->prev->lineno;
assert(line != line->next); while (line != NULL) {
for (; line != NULL; line = line->next)
line->lineno = ++number; line->lineno = ++number;
line = line->next;
}
} }
/* Partition the current buffer so that it appears to begin at (top, top_x) /* Partition the current buffer so that it appears to begin at (top, top_x)