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Avoid a strlen() call

This commit is contained in:
Andreas Schneider 2017-07-13 15:54:16 +02:00 committed by Foo
parent 924bbbe92b
commit 29ff2b99c4
1 changed files with 3 additions and 2 deletions
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5
client/powerline.c
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@ -88,6 +88,7 @@ int main(int argc, char *argv[]) {
char *wd = NULL;
char **envp;
const char *address;
int len;
if (argc < 2) {
printf("Must provide at least one argument.\n");
@ -122,8 +123,8 @@ int main(int argc, char *argv[]) {
execvp("powerline-render", newargv);
}
snprintf(num_args, NUM_ARGS_SIZE, "%x", argc - 1);
do_write(sd, num_args, strlen(num_args));
len = snprintf(num_args, NUM_ARGS_SIZE, "%x", argc - 1);
do_write(sd, num_args, len);
do_write(sd, eof, 1);
for (i = 1; i < argc; i++) {