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Merge pull request #2133 from chooper/histfile-override

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override histfile from env - fixes #831 and copies #833
This commit is contained in:
Salvatore Sanfilippo 2014-12-10 15:28:41 +01:00
commit 3da87b70dd
1 changed files with 29 additions and 4 deletions
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33
src/redis-cli.c
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@ -60,6 +60,8 @@
#define OUTPUT_CSV 2
#define REDIS_CLI_KEEPALIVE_INTERVAL 15 /* seconds */
#define REDIS_CLI_DEFAULT_PIPE_TIMEOUT 30 /* seconds */
#define REDIS_CLI_HISTFILE_ENV "REDISCLI_HISTFILE"
#define REDIS_CLI_HISTFILE_DEFAULT ".rediscli_history"
static redisContext *context;
static struct config {
@ -138,6 +140,30 @@ static void cliRefreshPrompt(void) {
snprintf(config.prompt+len,sizeof(config.prompt)-len,"> ");
}
static sds getHistoryPath() {
char *path = NULL;
sds historyPath = NULL;
/* check the env for a histfile override */
path = getenv(REDIS_CLI_HISTFILE_ENV);
if (path != NULL && *path != '\0') {
if (!strcmp("/dev/null", path)) {
return NULL;
}
/* if the env is set, return it */
historyPath = sdscatprintf(sdsempty(), "%s", path);
} else {
char *home = getenv("HOME");
if (home != NULL && *home != '\0') {
/* otherwise, return the default */
historyPath = sdscatprintf(sdsempty(), "%s/%s", home, REDIS_CLI_HISTFILE_DEFAULT);
}
}
return historyPath;
}
/*------------------------------------------------------------------------------
* Help functions
*--------------------------------------------------------------------------- */
@ -891,10 +917,9 @@ static void repl(void) {
/* Only use history when stdin is a tty. */
if (isatty(fileno(stdin))) {
history = 1;
if (getenv("HOME") != NULL) {
historyfile = sdscatprintf(sdsempty(),"%s/.rediscli_history",getenv("HOME"));
historyfile = getHistoryPath();
if (historyfile != NULL) {
history = 1;
linenoiseHistoryLoad(historyfile);
}
}