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Avoid setting unused value and trick scan-build from clang into not warn about apparenly unused value.

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This commit is contained in:
Petter Reinholdtsen 2014-02-05 13:24:18 +00:00
parent b8e970ca10
commit b547736c2c
1 changed files with 4 additions and 3 deletions
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7
src/utmpdump.c
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@ -218,16 +218,16 @@ undump(FILE *fp, int forever, int oldfmt)
{ {
struct utmp ut; struct utmp ut;
struct oldutmp uto; struct oldutmp uto;
char s_addr[16], s_time[29], *linestart, *line; char s_addr[16], s_time[29], *linestart;
int count = 0; int count = 0;
line = linestart = malloc(1024 * sizeof *linestart); linestart = malloc(1024 * sizeof *linestart);
s_addr[15] = 0; s_addr[15] = 0;
s_time[28] = 0; s_time[28] = 0;
while(fgets(linestart, 1023, fp)) while(fgets(linestart, 1023, fp))
{ {
line = linestart; char *line = linestart;
memset(&ut, '\0', sizeof(ut)); memset(&ut, '\0', sizeof(ut));
sscanf(line, "[%hd] [%d] [%4c] ", &ut.ut_type, &ut.ut_pid, ut.ut_id); sscanf(line, "[%hd] [%d] [%4c] ", &ut.ut_type, &ut.ut_pid, ut.ut_id);
@ -237,6 +237,7 @@ undump(FILE *fp, int forever, int oldfmt)
line += gettok(line, ut.ut_host, sizeof(ut.ut_host), 1); line += gettok(line, ut.ut_host, sizeof(ut.ut_host), 1);
line += gettok(line, s_addr, sizeof(s_addr)-1, 1); line += gettok(line, s_addr, sizeof(s_addr)-1, 1);
line += gettok(line, s_time, sizeof(s_time)-1, 0); line += gettok(line, s_time, sizeof(s_time)-1, 0);
(void)line; /* Quiet down static source analyzers */
ut.ut_addr = inet_addr(s_addr); ut.ut_addr = inet_addr(s_addr);
ut.ut_time = strtotime(s_time); ut.ut_time = strtotime(s_time);