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*: use fopen helpers where appropriate

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function                                             old     new   delta
finalize                                             348     343      -5
parse_resolvconf                                     306     299      -7
list_i2c_busses_and_exit                             495     483     -12
bootchartd_main                                     1091    1076     -15
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(add/remove: 0/0 grow/shrink: 0/4 up/down: 0/-39)             Total: -39 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2020-12-30 00:16:27 +01:00
parent 04e0d8e579
commit b230ff9d8f
3 changed files with 9 additions and 9 deletions
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10
init/bootchartd.c
View File

@ -218,10 +218,10 @@ static char *make_tempdir(void)
static void do_logging(unsigned sample_period_us, int process_accounting) static void do_logging(unsigned sample_period_us, int process_accounting)
{ {
FILE *proc_stat = xfopen("proc_stat.log", "w"); FILE *proc_stat = xfopen_for_write("proc_stat.log");
FILE *proc_diskstats = xfopen("proc_diskstats.log", "w"); FILE *proc_diskstats = xfopen_for_write("proc_diskstats.log");
//FILE *proc_netdev = xfopen("proc_netdev.log", "w"); //FILE *proc_netdev = xfopen_for_write("proc_netdev.log");
FILE *proc_ps = xfopen("proc_ps.log", "w"); FILE *proc_ps = xfopen_for_write("proc_ps.log");
int look_for_login_process = (getppid() == 1); int look_for_login_process = (getppid() == 1);
unsigned count = 60*1000*1000 / sample_period_us; /* ~1 minute */ unsigned count = 60*1000*1000 / sample_period_us; /* ~1 minute */
@ -268,7 +268,7 @@ static void finalize(char *tempdir, const char *prog, int process_accounting)
//local pacct= //local pacct=
//[ -e kernel_pacct ] && pacct=kernel_pacct //[ -e kernel_pacct ] && pacct=kernel_pacct
FILE *header_fp = xfopen("header", "w"); FILE *header_fp = xfopen_for_write("header");
if (process_accounting) if (process_accounting)
acct(NULL); acct(NULL);

6
miscutils/i2c_tools.c
View File

@ -1149,12 +1149,12 @@ static void NORETURN list_i2c_busses_and_exit(void)
/* Simple version for ISA chips. */ /* Simple version for ISA chips. */
snprintf(path, NAME_MAX, "%s/%s/name", snprintf(path, NAME_MAX, "%s/%s/name",
i2cdev_path, de->d_name); i2cdev_path, de->d_name);
fp = fopen(path, "r"); fp = fopen_for_read(path);
if (fp == NULL) { if (fp == NULL) {
snprintf(path, NAME_MAX, snprintf(path, NAME_MAX,
"%s/%s/device/name", "%s/%s/device/name",
i2cdev_path, de->d_name); i2cdev_path, de->d_name);
fp = fopen(path, "r"); fp = fopen_for_read(path);
} }
/* Non-ISA chips require the hard-way. */ /* Non-ISA chips require the hard-way. */
@ -1175,7 +1175,7 @@ static void NORETURN list_i2c_busses_and_exit(void)
"%s/%s/device/%s/name", "%s/%s/device/%s/name",
i2cdev_path, de->d_name, i2cdev_path, de->d_name,
subde->d_name); subde->d_name);
fp = fopen(path, "r"); fp = fopen_for_read(path);
break; break;
} }
} }

2
networking/nslookup.c
View File

@ -697,7 +697,7 @@ static void parse_resolvconf(void)
{ {
FILE *resolv; FILE *resolv;
resolv = fopen("/etc/resolv.conf", "r"); resolv = fopen_for_read("/etc/resolv.conf");
if (resolv) { if (resolv) {
char line[512]; /* "search" is defined to be up to 256 chars */ char line[512]; /* "search" is defined to be up to 256 chars */