diff options
author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-06-29 03:30:37 +0400 |
---|---|---|
committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-06-29 03:30:37 +0400 |
commit | 333aa0c04a34cd35472dec5c2af70f23c4fa2a40 (patch) | |
tree | 7e39c9acadfb665c3004f7b5d26a523464467c6e | |
parent | 6ea75e2f5db42d102f3a8d2bf59f4d27a4d65863 (diff) |
nmeter: code shrink
function old new delta
init_delay 61 64 +3
init_cpu 86 82 -4
init_int 63 57 -6
nmeter_main 679 667 -12
init_if 88 63 -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/4 up/down: 3/-47) Total: -44 bytes
-rw-r--r-- | procps/nmeter.c | 46 |
1 files changed, 22 insertions, 24 deletions
diff --git a/procps/nmeter.c b/procps/nmeter.c index 798afcf16..888b827ea 100644 --- a/procps/nmeter.c +++ b/procps/nmeter.c @@ -281,14 +281,14 @@ static void collect_literal(s_stat *s ATTRIBUTE_UNUSED) static s_stat* init_literal(void) { - s_stat *s = xmalloc(sizeof(s_stat)); + s_stat *s = xzalloc(sizeof(s_stat)); s->collect = collect_literal; return (s_stat*)s; } static s_stat* init_delay(const char *param) { - delta = bb_strtoi(param, NULL, 0) * 1000; + delta = strtoul(param, NULL, 0) * 1000; /* param can be "" */ deltanz = delta > 0 ? delta : 1; need_seconds = (1000000%deltanz) != 0; return NULL; @@ -369,13 +369,13 @@ static void collect_cpu(cpu_stat *s) static s_stat* init_cpu(const char *param) { int sz; - cpu_stat *s = xmalloc(sizeof(cpu_stat)); + cpu_stat *s = xzalloc(sizeof(*s)); s->collect = collect_cpu; - sz = strtol(param, NULL, 0); + sz = strtoul(param, NULL, 0); /* param can be "" */ if (sz < 10) sz = 10; if (sz > 1000) sz = 1000; - s->bar = xmalloc(sz+1); - s->bar[sz] = '\0'; + s->bar = xzalloc(sz+1); + /*s->bar[sz] = '\0'; - xzalloc did it */ s->bar_sz = sz; return (s_stat*)s; } @@ -404,13 +404,13 @@ static void collect_int(int_stat *s) static s_stat* init_int(const char *param) { - int_stat *s = xmalloc(sizeof(int_stat)); + int_stat *s = xzalloc(sizeof(*s)); s->collect = collect_int; - if (param[0]=='\0') { + if (param[0] == '\0') { s->no = 1; } else { - int n = strtoul(param, NULL, 0); - s->no = n+2; + int n = xatoi_u(param); + s->no = n + 2; } return (s_stat*)s; } @@ -438,7 +438,7 @@ static void collect_ctx(ctx_stat *s) static s_stat* init_ctx(const char *param ATTRIBUTE_UNUSED) { - ctx_stat *s = xmalloc(sizeof(ctx_stat)); + ctx_stat *s = xzalloc(sizeof(*s)); s->collect = collect_ctx; return (s_stat*)s; } @@ -480,7 +480,7 @@ static void collect_blk(blk_stat *s) static s_stat* init_blk(const char *param ATTRIBUTE_UNUSED) { - blk_stat *s = xmalloc(sizeof(blk_stat)); + blk_stat *s = xzalloc(sizeof(*s)); s->collect = collect_blk; s->lookfor = "page"; return (s_stat*)s; @@ -520,7 +520,7 @@ static void collect_fork(fork_stat *s) static s_stat* init_fork(const char *param) { - fork_stat *s = xmalloc(sizeof(fork_stat)); + fork_stat *s = xzalloc(sizeof(*s)); if (*param == 'n') { s->collect = collect_thread_nr; } else { @@ -560,16 +560,14 @@ static void collect_if(if_stat *s) static s_stat* init_if(const char *device) { - if_stat *s = xmalloc(sizeof(if_stat)); + if_stat *s = xzalloc(sizeof(*s)); if (!device || !device[0]) bb_show_usage(); s->collect = collect_if; s->device = device; - s->device_colon = xmalloc(strlen(device)+2); - strcpy(s->device_colon, device); - strcat(s->device_colon, ":"); + s->device_colon = xasprintf("%s:", device); return (s_stat*)s; } @@ -650,7 +648,7 @@ static void collect_mem(mem_stat *s) static s_stat* init_mem(const char *param) { - mem_stat *s = xmalloc(sizeof(mem_stat)); + mem_stat *s = xzalloc(sizeof(*s)); s->collect = collect_mem; s->opt = param[0]; return (s_stat*)s; @@ -675,7 +673,7 @@ static void collect_swp(swp_stat *s ATTRIBUTE_UNUSED) static s_stat* init_swp(const char *param ATTRIBUTE_UNUSED) { - swp_stat *s = xmalloc(sizeof(swp_stat)); + swp_stat *s = xzalloc(sizeof(*s)); s->collect = collect_swp; return (s_stat*)s; } @@ -698,7 +696,7 @@ static void collect_fd(fd_stat *s ATTRIBUTE_UNUSED) static s_stat* init_fd(const char *param ATTRIBUTE_UNUSED) { - fd_stat *s = xmalloc(sizeof(fd_stat)); + fd_stat *s = xzalloc(sizeof(*s)); s->collect = collect_fd; return (s_stat*)s; } @@ -731,10 +729,10 @@ static void collect_time(time_stat *s) static s_stat* init_time(const char *param) { int prec; - time_stat *s = xmalloc(sizeof(time_stat)); + time_stat *s = xzalloc(sizeof(*s)); s->collect = collect_time; - prec = param[0]-'0'; + prec = param[0] - '0'; if (prec < 0) prec = 0; else if (prec > 6) prec = 6; s->prec = prec; @@ -834,7 +832,7 @@ int nmeter_main(int argc, char **argv) s = init_functions[p-options](param); if (s) { s->label = prev; - s->next = 0; + /*s->next = NULL; - all initXXX funcs use xzalloc */ if (!first) first = s; else @@ -849,7 +847,7 @@ int nmeter_main(int argc, char **argv) if (prev[0]) { s = init_literal(); s->label = prev; - s->next = 0; + /*s->next = NULL; - all initXXX funcs use xzalloc */ if (!first) first = s; else |