From 94855cd69248f0f90b6c828588afa012adc8bd45 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Wed, 17 Sep 2008 14:11:12 +0200 Subject: Move common libraries from root to lib/. --- lib/replace/README | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 lib/replace/README (limited to 'lib/replace/README') diff --git a/lib/replace/README b/lib/replace/README new file mode 100644 index 0000000000..4d94317c4b --- /dev/null +++ b/lib/replace/README @@ -0,0 +1,113 @@ +This subsystem ensures that we can always use a certain core set of +functions and types, that are either provided by the OS or by replacement +functions / definitions in this subsystem. The aim is to try to stick +to POSIX functions in here as much as possible. Convenience functions +that are available on no platform at all belong in other subsystems +(such as LIBUTIL). + +The following functions are guaranteed: + +ftruncate +strlcpy +strlcat +mktime +rename +initgroups +memmove +strdup +setlinebuf +vsyslog +timegm +setenv +unsetenv +strndup +strnlen +waitpid +seteuid +setegid +asprintf +snprintf +vasprintf +vsnprintf +opendir +readdir +telldir +seekdir +closedir +dlopen +dlclose +dlsym +dlerror +chroot +bzero +strerror +errno +mkdtemp +mkstemp (a secure one!) +pread +pwrite +getpass +readline (the library) +inet_ntoa +inet_ntop +inet_pton +inet_aton +strtoll +strtoull +socketpair +strptime +getaddrinfo +freeaddrinfo +getnameinfo +gai_strerror +getifaddrs +freeifaddrs +utime +utimes + +Types: +bool +socklen_t +uint_t +uint{8,16,32,64}_t +int{8,16,32,64}_t +intptr_t + +Constants: +PATH_NAME_MAX +UINT{16,32,64}_MAX +INT32_MAX +RTLD_LAZY +HOST_NAME_MAX +UINT16_MAX +UINT32_MAX +UINT64_MAX +CHAR_BIT + +Macros: +va_copy +__FUNCTION__ +__FILE__ +__LINE__ +__LINESTR__ +__location__ +__STRING +__STRINGSTRING +MIN +MAX +QSORT_CAST +ZERO_STRUCT +ZERO_STRUCTP +ZERO_STRUCTPN +ZERO_ARRAY +ARRAY_SIZE +PTR_DIFF + +Headers: +stdint.h +stdbool.h + +Prerequisites: +memset (for bzero) +syslog (for vsyslog) +mktemp (for mkstemp and mkdtemp) -- cgit