Added shell command function
Aaron Marcher info@nulltime.net
Mon, 15 Aug 2016 12:23:35 +0200
3 files changed,
28 insertions(+),
0 deletions(-)
M
config.def.h
→
config.def.h
@@ -27,6 +27,7 @@ - ram_free (ram usage in percent) [argument: NULL]
- ram_perc (ram usage in percent) [argument: NULL] - ram_total (ram usage in percent) [argument: NULL] - ram_used (ram usage in percent) [argument: NULL] +- run_command (run custom shell command) [argument: command] - temp (temperature in degrees) [argument: temperature file] - uid (uid of current user) [argument: NULL] - username (username of current user) [argument: NULL]
M
slstatus.c
→
slstatus.c
@@ -444,6 +444,32 @@ /* return used ram as string */
return smprintf("%f", (float)used / 1024 / 1024); } +/* custom shell command */ +char * +run_command(const char* command) +{ + FILE *fp; + char buffer[64]; + + /* try to open the command output */ + if (!(fp = popen(command, "r"))) { + fprintf(stderr, "Could not get command output for: %s.\n", command); + return smprintf("n/a"); + } + + /* get command output text, save it to buffer */ + fgets(buffer, sizeof(buffer)-1, fp); + + /* close it again */ + pclose(fp); + + /* add nullchar at the end */ + buffer[strlen(buffer) - 1] = '\0'; + + /* return the output */ + return smprintf("%s", buffer); +} + /* temperature */ char * temp(const char *file)