X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=util.c;h=7aff2aa9ca43ca1361570b0bea055e1d21d4dd14;hb=a2d56f6dcef7adb1a85951871cb51a052709241a;hp=1e36b2575e902dc36a4ae908df6afac6e15bd4d9;hpb=849e631510ed6533ac930449804e477fe67a43c2;p=dwm.git diff --git a/util.c b/util.c index 1e36b25..7aff2aa 100644 --- a/util.c +++ b/util.c @@ -3,7 +3,6 @@ * See LICENSE file for license details. */ #include "dwm.h" - #include #include #include @@ -15,9 +14,7 @@ static void bad_malloc(unsigned int size) { - fprintf(stderr, "fatal: could not malloc() %d bytes\n", - (int) size); - exit(EXIT_FAILURE); + eprint("fatal: could not malloc() %u bytes\n", size); } /* extern */ @@ -26,6 +23,7 @@ void * emallocz(unsigned int size) { void *res = calloc(1, size); + if(!res) bad_malloc(size); return res; @@ -34,6 +32,7 @@ emallocz(unsigned int size) void eprint(const char *errstr, ...) { va_list ap; + va_start(ap, errstr); vfprintf(stderr, errstr, ap); va_end(ap); @@ -44,6 +43,7 @@ void spawn(Arg *arg) { char **argv = (char **)arg->argv; + if(!argv || !argv[0]) return; if(fork() == 0) { @@ -55,7 +55,7 @@ spawn(Arg *arg) fprintf(stderr, "dwm: execvp %s", argv[0]); perror(" failed"); } - exit(EXIT_FAILURE); + exit(0); } wait(0); }