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CONFIG REWRITE: strip multiple empty lines.

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This commit is contained in:
antirez 2013-05-14 10:22:55 +02:00
parent c184f36d21
commit ee721f1e5c
1 changed files with 10 additions and 1 deletions
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11
src/config.c
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@ -1397,11 +1397,20 @@ void rewriteConfigClientoutputbufferlimitOption(struct rewriteConfigState *state
} }
} }
/* Glue together the configuration lines in the current configuration
* rewrite state into a single string, stripping multiple empty lines. */
sds rewriteConfigGetContentFromState(struct rewriteConfigState *state) { sds rewriteConfigGetContentFromState(struct rewriteConfigState *state) {
sds content = sdsempty(); sds content = sdsempty();
int j; int j, was_empty = 0;
for (j = 0; j < state->numlines; j++) { for (j = 0; j < state->numlines; j++) {
/* Every cluster of empty lines is turned into a single empty line. */
if (sdslen(state->lines[j]) == 0) {
if (was_empty) continue;
was_empty = 1;
} else {
was_empty = 0;
}
content = sdscatsds(content,state->lines[j]); content = sdscatsds(content,state->lines[j]);
content = sdscatlen(content,"\n",1); content = sdscatlen(content,"\n",1);
} }