diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/basic/fileio.c | 29 | ||||
| -rw-r--r-- | src/basic/fileio.h | 2 | ||||
| -rw-r--r-- | src/basic/strv.c | 15 | ||||
| -rw-r--r-- | src/network/networkd-link.c | 40 | ||||
| -rw-r--r-- | src/network/networkd-manager.c | 9 |
5 files changed, 46 insertions, 49 deletions
diff --git a/src/basic/fileio.c b/src/basic/fileio.c index 5ed5460904..3ff70310e1 100644 --- a/src/basic/fileio.c +++ b/src/basic/fileio.c @@ -1251,3 +1251,32 @@ int read_timestamp_file(const char *fn, usec_t *ret) { *ret = (usec_t) t; return 0; } + +int fputs_with_space(FILE *f, const char *s, const char *separator, bool *space) { + int r; + + assert(s); + + /* Outputs the specified string with fputs(), but optionally prefixes it with a separator. The *space parameter + * when specified shall initially point to a boolean variable initialized to false. It is set to true after the + * first invocation. This call is supposed to be use in loops, where a separator shall be inserted between each + * element, but not before the first one. */ + + if (!f) + f = stdout; + + if (space) { + if (!separator) + separator = " "; + + if (*space) { + r = fputs(separator, f); + if (r < 0) + return r; + } + + *space = true; + } + + return fputs(s, f); +} diff --git a/src/basic/fileio.h b/src/basic/fileio.h index 95e8698941..9e09574133 100644 --- a/src/basic/fileio.h +++ b/src/basic/fileio.h @@ -82,3 +82,5 @@ int tempfn_random_child(const char *p, const char *extra, char **ret); int write_timestamp_file_atomic(const char *fn, usec_t n); int read_timestamp_file(const char *fn, usec_t *ret); + +int fputs_with_space(FILE *f, const char *s, const char *separator, bool *space); diff --git a/src/basic/strv.c b/src/basic/strv.c index dc5bafcf24..5532c53ad1 100644 --- a/src/basic/strv.c +++ b/src/basic/strv.c @@ -29,6 +29,7 @@ #include "alloc-util.h" #include "escape.h" #include "extract-word.h" +#include "fileio.h" #include "string-util.h" #include "strv.h" #include "util.h" @@ -879,25 +880,13 @@ int fputstrv(FILE *f, char **l, const char *separator, bool *space) { /* Like fputs(), but for strv, and with a less stupid argument order */ - if (!f) - f = stdout; - if (!separator) - separator = " "; if (!space) space = &b; STRV_FOREACH(s, l) { - if (*space) { - r = fputs(separator, f); - if (r < 0) - return r; - } - - r = fputs(*s, f); + r = fputs_with_space(f, *s, separator, space); if (r < 0) return r; - - *space = true; } return 0; diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c index bf13544dbc..a2f0eceb6d 100644 --- a/src/network/networkd-link.c +++ b/src/network/networkd-link.c @@ -2820,12 +2820,8 @@ int link_save(Link *link) { fputs("DOMAINS=", f); fputstrv(f, link->network->search_domains, NULL, &space); - if (link->network->dhcp_use_domains == DHCP_USE_DOMAINS_YES && dhcp_domainname) { - if (space) - fputc(' ', f); - fputs(dhcp_domainname, f); - space = true; - } + if (link->network->dhcp_use_domains == DHCP_USE_DOMAINS_YES && dhcp_domainname) + fputs_with_space(f, dhcp_domainname, NULL, &space); if (link->network->dhcp_use_domains == DHCP_USE_DOMAINS_YES && dhcp6_domains) fputstrv(f, dhcp6_domains, NULL, &space); @@ -2835,12 +2831,8 @@ int link_save(Link *link) { fputs("ROUTE_DOMAINS=", f); fputstrv(f, link->network->route_domains, NULL, NULL); - if (link->network->dhcp_use_domains == DHCP_USE_DOMAINS_ROUTE && dhcp_domainname) { - if (space) - fputc(' ', f); - fputs(dhcp_domainname, f); - space = true; - } + if (link->network->dhcp_use_domains == DHCP_USE_DOMAINS_ROUTE && dhcp_domainname) + fputs_with_space(f, dhcp_domainname, NULL, &space); if (link->network->dhcp_use_domains == DHCP_USE_DOMAINS_ROUTE && dhcp6_domains) fputstrv(f, dhcp6_domains, NULL, &space); @@ -2861,12 +2853,8 @@ int link_save(Link *link) { fputs("DNSSEC_NTA=", f); space = false; - SET_FOREACH(n, link->network->dnssec_negative_trust_anchors, i) { - if (space) - fputc(' ', f); - fputs(n, f); - space = true; - } + SET_FOREACH(n, link->network->dnssec_negative_trust_anchors, i) + fputs_with_space(f, n, NULL, &space); fputc('\n', f); } @@ -2906,12 +2894,8 @@ int link_save(Link *link) { bool space = false; fputs("CARRIER_BOUND_TO=", f); - HASHMAP_FOREACH(carrier, link->bound_to_links, i) { - if (space) - fputc(' ', f); - fputs(carrier->ifname, f); - space = true; - } + HASHMAP_FOREACH(carrier, link->bound_to_links, i) + fputs_with_space(f, carrier->ifname, NULL, &space); fputc('\n', f); } @@ -2921,12 +2905,8 @@ int link_save(Link *link) { bool space = false; fputs("CARRIER_BOUND_BY=", f); - HASHMAP_FOREACH(carrier, link->bound_by_links, i) { - if (space) - fputc(' ', f); - fputs(carrier->ifname, f); - space = true; - } + HASHMAP_FOREACH(carrier, link->bound_by_links, i) + fputs_with_space(f, carrier->ifname, NULL, &space); fputc('\n', f); } diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c index 723a92b5b8..c10635d202 100644 --- a/src/network/networkd-manager.c +++ b/src/network/networkd-manager.c @@ -822,12 +822,9 @@ static void print_string_set(FILE *f, const char *field, OrderedSet *s) { fputs(field, f); - ORDERED_SET_FOREACH(p, s, i) { - if (space) - fputc(' ', f); - fputs(p, f); - space = true; - } + ORDERED_SET_FOREACH(p, s, i) + fputs_with_space(f, p, NULL, &space); + fputc('\n', f); } |