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slstatus
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Merge pull request #18 from R41z/master 

simplified run_command()
This commit is contained in:
Aaron Marcher 2016-09-14 16:47:28 +02:00 committed by GitHub
parent 5609b9d9de 561de544e7
commit ad03218fd5
1 changed files with 4 additions and 12 deletions
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16
slstatus.c
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@ -406,26 +406,18 @@ ram_used(void)
static char *
run_command(const char* command)
{
int good;
FILE *fp = popen(command, "r");
char buffer[64] = "";
char buffer[64] = '\0';
if (fp == NULL) {
warn("Could not get command output for: %s", command);
return smprintf(UNKNOWN_STR);
}
fgets(buffer, sizeof(buffer)-1, fp);
pclose(fp);
for (int i = 0 ; i != sizeof(buffer); i++) {
if (buffer[i] == '\0') {
good = 1;
break;
}
}
if (good)
buffer[strlen(buffer)-1] = '\0';
fgets(buffer, sizeof(buffer), fp);
buffer[sizeof(buffer)-1] = '\0';
pclose(fp);
return smprintf("%s", buffer);
}