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util: silence coverity

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Make it clear in the code that ignoring a failed safe_ato?() is intentional.
This commit is contained in:
Tom Gundersen 2014-09-29 14:30:15 +02:00
parent e8c8ddccfc
commit 9fb02b1d5d
1 changed files with 14 additions and 4 deletions
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18
src/shared/util.c
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@ -3272,8 +3272,13 @@ unsigned columns(void) {
c = 0;
e = getenv("COLUMNS");
if (e)
safe_atoi(e, &c);
if (e) {
int r;
r = safe_atoi(e, &c);
if (r < 0) {}
/* do nothing, we fall back to c = 0 */
}
if (c <= 0)
c = fd_columns(STDOUT_FILENO);
@ -3306,8 +3311,13 @@ unsigned lines(void) {
l = 0;
e = getenv("LINES");
if (e)
safe_atou(e, &l);
if (e) {
int r;
r = safe_atou(e, &l);
if (r < 0) {}
/* do nothing, we fall back to l = 0 */
}
if (l <= 0)
l = fd_lines(STDOUT_FILENO);