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Simplify the loop in virCommandRunRegex

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Do not check for border iterator values inside the loop,
move the code before/after the loop instead.
This commit is contained in:
Ján Tomko 2014-03-20 13:05:13 +01:00
parent f01f62d43d
commit cf4fb7d9a0
1 changed files with 8 additions and 12 deletions
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20
src/util/vircommand.c
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@ -2840,13 +2840,11 @@ virCommandRunRegex(virCommandPtr cmd,
if (!p)
p = lines[k];
ngroup = 0;
for (i = 0; i < nregex; i++) {
if (regexec(&reg[i], p, nvars[i]+1, vars, 0) != 0)
break;
if (i == 0)
ngroup = 0;
/* NULL terminate each captured group in the line */
for (j = 0; j < nvars[i]; j++) {
/* NB vars[0] is the full pattern, so we offset j by 1 */
@ -2855,16 +2853,14 @@ virCommandRunRegex(virCommandPtr cmd,
goto cleanup;
}
/* We're matching on the last regex, so callback time */
if (i == (nregex-1)) {
if (((*func)(groups, data)) < 0)
goto cleanup;
}
/* We've matched on the last regex, so callback time */
if (i == nregex) {
if (((*func)(groups, data)) < 0)
goto cleanup;
/* Release matches & restart to matching the first regex */
for (j = 0; j < totgroups; j++)
VIR_FREE(groups[j]);
ngroup = 0;
}
for (j = 0; j < totgroups; j++)
VIR_FREE(groups[j]);
}
}