diff options
| -rw-r--r-- | libbb/bb_askpass.c | 6 | ||||
| -rw-r--r-- | libbb/human_readable.c | 9 | ||||
| -rw-r--r-- | miscutils/devfsd.c | 19 | ||||
| -rw-r--r-- | networking/interface.c | 24 |
4 files changed, 18 insertions, 40 deletions
diff --git a/libbb/bb_askpass.c b/libbb/bb_askpass.c index 1927ba9e9..c2580b9eb 100644 --- a/libbb/bb_askpass.c +++ b/libbb/bb_askpass.c @@ -1,7 +1,6 @@ /* vi: set sw=4 ts=4: */ /* * Ask for a password - * I use a static buffer in this function. Plan accordingly. * * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> * @@ -23,8 +22,8 @@ char* FAST_FUNC bb_ask(const int fd, int timeout, const char *prompt) { /* Was static char[BIGNUM] */ enum { sizeof_passwd = 128 }; - static char *passwd; + char *passwd; char *ret; int i; struct sigaction sa, oldsa; @@ -62,8 +61,7 @@ char* FAST_FUNC bb_ask(const int fd, int timeout, const char *prompt) alarm(timeout); } - if (!passwd) - passwd = xmalloc(sizeof_passwd); + passwd = auto_string(xmalloc(sizeof_passwd)); ret = passwd; i = 0; while (1) { diff --git a/libbb/human_readable.c b/libbb/human_readable.c index 0b2eb777e..5c7fc076f 100644 --- a/libbb/human_readable.c +++ b/libbb/human_readable.c @@ -37,8 +37,6 @@ const char* FAST_FUNC make_human_readable_str(unsigned long long val, '\0', 'K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y' }; - static char *str; - unsigned frac; /* 0..9 - the fractional digit */ const char *u; const char *fmt; @@ -81,12 +79,7 @@ const char* FAST_FUNC make_human_readable_str(unsigned long long val, #endif } - if (!str) { - /* sufficient for any width of val */ - str = xmalloc(sizeof(val)*3 + 2 + 3); - } - sprintf(str, fmt, val, frac, *u); - return str; + return auto_string(xasprintf(fmt, val, frac, *u)); } diff --git a/miscutils/devfsd.c b/miscutils/devfsd.c index 5a6aec6bd..9256567cc 100644 --- a/miscutils/devfsd.c +++ b/miscutils/devfsd.c @@ -1142,19 +1142,19 @@ static void signal_handler(int sig) static const char *get_variable(const char *variable, void *info) { - static char sbuf[sizeof(int)*3 + 2]; /* sign and NUL */ static char *hostname; struct get_variable_info *gv_info = info; const char *field_names[] = { - "hostname", "mntpt", "devpath", "devname", - "uid", "gid", "mode", hostname, mount_point, - gv_info->devpath, gv_info->devname, NULL + "hostname", "mntpt", "devpath", "devname", "uid", "gid", "mode", + NULL, mount_point, gv_info->devpath, gv_info->devname, NULL }; int i; if (!hostname) hostname = safe_gethostname(); + field_names[7] = hostname; + /* index_in_str_array returns i>=0 */ i = index_in_str_array(field_names, variable); @@ -1164,12 +1164,11 @@ static const char *get_variable(const char *variable, void *info) return field_names[i + 7]; if (i == 4) - sprintf(sbuf, "%u", gv_info->info->uid); - else if (i == 5) - sprintf(sbuf, "%u", gv_info->info->gid); - else if (i == 6) - sprintf(sbuf, "%o", gv_info->info->mode); - return sbuf; + return auto_string(xasprintf("%u", gv_info->info->uid)); + if (i == 5) + return auto_string(xasprintf("%u", gv_info->info->gid)); + /* i == 6 */ + return auto_string(xasprintf("%o", gv_info->info->mode)); } /* End Function get_variable */ static void service(struct stat statbuf, char *path) diff --git a/networking/interface.c b/networking/interface.c index b0572d04e..24bd13c57 100644 --- a/networking/interface.c +++ b/networking/interface.c @@ -89,13 +89,9 @@ struct in6_ifreq { /* Display an Internet socket address. */ static const char* FAST_FUNC INET_sprint(struct sockaddr *sap, int numeric) { - static char *buff; /* defaults to NULL */ - if (sap->sa_family == 0xFFFF || sap->sa_family == 0) return "[NONE SET]"; - free(buff); - buff = INET_rresolve((struct sockaddr_in *) sap, numeric, 0xffffff00); - return buff; + return auto_string(INET_rresolve((struct sockaddr_in *) sap, numeric, 0xffffff00)); } #ifdef UNUSED_AND_BUGGY @@ -171,13 +167,9 @@ static const struct aftype inet_aftype = { /* dirty! struct sockaddr usually doesn't suffer for inet6 addresses, fst. */ static const char* FAST_FUNC INET6_sprint(struct sockaddr *sap, int numeric) { - static char *buff; - if (sap->sa_family == 0xFFFF || sap->sa_family == 0) return "[NONE SET]"; - free(buff); - buff = INET6_rresolve((struct sockaddr_in6 *) sap, numeric); - return buff; + return auto_string(INET6_rresolve((struct sockaddr_in6 *) sap, numeric)); } #ifdef UNUSED @@ -223,13 +215,11 @@ static const struct aftype inet6_aftype = { /* Display an UNSPEC address. */ static char* FAST_FUNC UNSPEC_print(unsigned char *ptr) { - static char *buff; - + char *buff; char *pos; unsigned int i; - if (!buff) - buff = xmalloc(sizeof(struct sockaddr) * 3 + 1); + buff = auto_string(xmalloc(sizeof(struct sockaddr) * 3 + 1)); pos = buff; for (i = 0; i < sizeof(struct sockaddr); i++) { /* careful -- not every libc's sprintf returns # bytes written */ @@ -712,14 +702,12 @@ static const struct hwtype loop_hwtype = { /* Display an Ethernet address in readable format. */ static char* FAST_FUNC ether_print(unsigned char *ptr) { - static char *buff; - - free(buff); + char *buff; buff = xasprintf("%02X:%02X:%02X:%02X:%02X:%02X", (ptr[0] & 0377), (ptr[1] & 0377), (ptr[2] & 0377), (ptr[3] & 0377), (ptr[4] & 0377), (ptr[5] & 0377) ); - return buff; + return auto_string(buff); } static const struct hwtype ether_hwtype = { |