Move section 3 man pages to man3/ and add libsimple.h.0

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 1216 insertions, 0 deletions

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+.TH LIBSIMPLE.H 0 2018-11-07 libsimple
+.SH NAME
+libsimple.h \- main header for libsimple
+.SH SYNOPSIS
+.nf
+#include <libsimple.h>
+.fi
+.SH DESCRIPTION
+The header
+.I <libsimple.h>
+includes the following header files:
+.IR <arpa/inet.h> ,
+.IR <netinet/in.h> ,
+.IR <netinet/tcp.h> ,
+.IR <sys/mman.h> ,
+.IR <sys/select.h> ,
+.IR <sys/socket.h> ,
+.IR <sys/stat.h> ,
+.IR <sys/time.h> ,
+.IR <sys/types.h> ,
+.IR <sys/uio.h> ,
+.IR <sys/un.h> ,
+.IR <sys/wait.h> ,
+.IR <aio.h> ,
+.IR <alloca.h> ,
+.IR <ctype.h> ,
+.IR <dirent.h> ,
+.IR <errno.h> ,
+.IR <fcntl.h> ,
+.IR <grp.h> ,
+.IR <inttypes.h> ,
+.IR <limits.h> ,
+.IR <netdb.h> ,
+.IR <poll.h> ,
+.IR <pwd.h> ,
+.IR <setjmp.h> ,
+.IR <signal.h> ,
+.IR <stdarg.h> ,
+.IR <stddef.h> ,
+.IR <stdint.h> ,
+.IR <stdio.h> ,
+.IR <stdlib.h> ,
+.IR <string.h> ,
+.IR <strings.h> ,
+.IR <time.h> ,
+and
+.IR <unistd.h> .
+.PP
+The header
+.I <libsimple.h>
+defines the following symbols if at least one them are defined:
+.BR AF_LOCAL ,
+.BR AF_UNIX ,
+and
+.BR AF_FILE ;
+the following symbols if at least one them are defined:
+.B AF_NETLINK
+and
+.BR AF_ROUTE ;
+the following symbols if at least one them are defined, or if their
+.B AF_
+counterpart is defined:
+.BR PF_LOCAL ,
+.BR PF_UNIX ,
+and
+.BR PF_FILE ;
+the following symbols if at least one them are defined, or if their
+.B AF_
+counterpart is defined:
+.B PF_NETLINK
+and
+.BR PF_ROUTE .
+Additionally, unless
+.B DONT_DEFINE_CLOCK_MONOTONIC_RAW
+is defined,
+.B CLOCK_MONOTONIC_RAW
+is defined to
+.BR CLOCK_MONOTONIC ,
+unless the system defines
+.BR CLOCK_MONOTONIC_RAW .
+.PP
+The header
+.I <libsimple.h>
+defines a number of functions, macros, and variables.
+The following macros are defined only without namespacing:
+
+.TP
+.BR ELEMSOF (3libsimple)
+Size of array in number of elements.
+
+.TP
+.BR INTSTRLEN (3libsimple)
+Maximum length of a string representing an integer.
+
+.TP
+.BR MAX (3libsimple)
+Maximum of 2 values.
+
+.TP
+.BR MAX3 (3libsimple)
+Maximum of 3 values.
+
+.TP
+.BR MIN (3libsimple)
+Minimum of 2 values.
+
+.TP
+.BR MIN3 (3libsimple)
+Minimum of 3 values.
+
+.TP
+.BR STRLEN (3libsimple)
+Length of string literal.
+
+.TP
+.BR TYPE_MAX (3libsimple)
+Largest integer.
+
+.TP
+.BR TYPE_MIN (3libsimple)
+Smallest integer.
+
+.PP
+The following functions, macros, and variables
+are defined only with namespacing:
+
+.TP
+.BR libsimple_arrayalloc (3),
+.RS 0
+.BR libsimple_earrayalloc (3),
+.br
+.BR libsimple_enarrayalloc (3),
+.br
+.BR libsimple_varrayalloc (3),
+.br
+.BR libsimple_evarrayalloc (3),
+.br
+.BR libsimple_envarrayalloc (3)
+.RE
+.RS
+Flexible allocation of memory suitable for allocating arrays.
+.RE
+
+.TP
+.BR libsimple_close (3)
+Close a file and set to stored file descriptor number to mark it file as closed.
+.TP
+.BR libsimple_default_failure_exit (3)
+Default exit value on failure.
+.TP
+.BR libsimple_eprintf_postprint (3)
+Function called after printing error messages.
+.TP
+.BR libsimple_eprintf_preprint (3)
+Function called before printing error messages.
+.TP
+.BR libsimple_memalloc (3),
+.RS 0
+.BR libsimple_ememalloc (3),
+.br
+.BR libsimple_enmemalloc (3),
+.br
+.BR libsimple_vmemalloc (3),
+.br
+.BR libsimple_evmemalloc (3),
+.br
+.BR libsimple_envmemalloc (3)
+.RE
+.RS
+Flexible allocation of memory.
+.RE
+
+.PP
+The following functions and macros are
+defined both with and without namespacing:
+
+.TP
+.BR libsimple_ealigned_alloc (3),
+.RS 0
+.BR libsimple_enaligned_alloc (3)
+.RE
+.RS
+Wrappers for
+.BR aligned_alloc (3)
+that terminate the process on failure.
+.RE
+
+.TP
+.BR libsimple_aligned_allocn (3),
+.RS 0
+.BR libsimple_ealigned_allocn (3),
+.br
+.BR libsimple_enaligned_allocn (3),
+.br
+.BR libsimple_valigned_allocn (3),
+.br
+.BR libsimple_evaligned_allocn (3),
+.br
+.BR libsimple_envaligned_allocn (3)
+.RE
+.RS
+Wrappers for
+.BR aligned_alloc (3)
+that take the product of multiple
+arguments as the allocation size.
+.RE
+
+.TP
+.BR libsimple_aligned_allocz (3),
+.RS 0
+.BR libsimple_ealigned_allocz (3),
+.br
+.BR libsimple_enaligned_allocz (3)
+.RE
+.RS
+Wrappers for
+.BR aligned_alloc (3)
+that conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_aligned_alloczn (3),
+.RS 0
+.BR libsimple_ealigned_alloczn (3),
+.br
+.BR libsimple_enaligned_alloczn (3),
+.br
+.BR libsimple_valigned_alloczn (3),
+.br
+.BR libsimple_evaligned_alloczn (3),
+.br
+.BR libsimple_envaligned_alloczn (3)
+.RE
+.RS
+Wrappers for
+.BR aligned_alloc (3)
+that take the product of multiple
+arguments as the allocation size
+and conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_aligned_memdup (3),
+.RS 0
+.BR libsimple_ealigned_memdup (3),
+.br
+.BR libsimple_enaligned_memdup (3)
+.RE
+.RS
+Duplicate an array of bytes into a
+new pointer with a custom alignment.
+.RE
+
+.TP
+.BR libsimple_aligned_memdupa (3)
+Duplicate an array of bytes onto the stack.
+
+.TP
+.BR libsimple_asprintf (3),
+.RS 0
+.BR libsimple_vasprintf (3)
+.RE
+.RS
+Format a string and allocate a sufficient large string.
+.RE
+
+.TP
+.BR libsimple_asprintfa (3),
+.RS 0
+.BR libsimple_vasprintfa (3)
+.RE
+.RS
+Format a string and allocate a sufficient large string onto the stack.
+.RE
+
+.TP
+.BR libsimple_ecalloc (3),
+.RS 0
+.BR libsimple_encalloc (3)
+.RE
+.RS
+Wrappers for
+.BR calloc (3)
+that terminate the process on failure.
+.RE
+
+.TP
+.BR libsimple_callocn (3),
+.RS 0
+.BR libsimple_ecallocn (3),
+.br
+.BR libsimple_encallocn (3),
+.br
+.BR libsimple_vcallocn (3),
+.br
+.BR libsimple_evcallocn (3),
+.br
+.BR libsimple_envcallocn (3)
+.RE
+.RS
+Wrappers for
+.BR calloc (3)
+that take the product of multiple arguments as the allocation size.
+.RE
+
+.TP
+.BR libsimple_cmptimespec (3),
+.RS 0
+.BR libsimple_cmptimeval (3)
+.RE
+.RS
+Compare two durations.
+.RE
+
+.TP
+.BR libsimple_difftimespec (3),
+.RS 0
+.BR libsimple_difftimeval (3)
+.RE
+.RS
+Calculate the difference of two durations.
+.RE
+
+.TP
+.BR libsimple_doubletotimespec (3),
+.RS 0
+.BR libsimple_doubletotimeval (3)
+.RE
+.RS
+Convert a real value to a duration data structure.
+.RE
+
+.TP
+.BR libsimple_eprintf (3),
+.RS 0
+.BR libsimple_enprintf (3),
+.br
+.BR libsimple_veprintf (3),
+.br
+.BR libsimple_venprintf (3),
+.br
+.BR libsimple_weprintf (3),
+.br
+.BR libsimple_vweprintf (3)
+.RE
+.RS
+Print an error message and (except for the two last functions)
+terminate the process.
+.RE
+
+.TP
+.BR libsimple_getenv_e (3)
+Get the value of an environment value or the empty string.
+
+.TP
+.BR libsimple_getenv_ne (3)
+Get the value of a non-empty environment value or
+.BR NULL .
+
+.TP
+.BR libsimple_inchrset (3)
+.RS 0
+.BR libsimple_inchrcaseset (3)
+.RE
+.RS
+Test if a byte belongs to set of byte.
+.RE
+
+.TP
+.BR libsimple_emalloc (3),
+.RS 0
+.BR libsimple_enmalloc (3)
+.RE
+.RS
+Wrappers for
+.BR malloc (3)
+that terminate the process on failure.
+.RE
+
+.TP
+.BR libsimple_mallocn (3),
+.RS 0
+.BR libsimple_emallocn (3),
+.br
+.BR libsimple_enmallocn (3),
+.br
+.BR libsimple_vmallocn (3),
+.br
+.BR libsimple_evmallocn (3),
+.br
+.BR libsimple_envmallocn (3)
+.RE
+.RS
+Wrappers for
+.BR malloc (3)
+that take the product of multiple arguments
+as the allocation size.
+.RE
+
+.TP
+.BR libsimple_mallocz (3),
+.RS 0
+.BR libsimple_emallocz (3),
+.br
+.BR libsimple_enmallocz (3)
+.RE
+.RS
+Wrappers for
+.BR aligned_alloc (3)
+that conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_malloczn (3),
+.RS 0
+.BR libsimple_emalloczn (3),
+.br
+.BR libsimple_enmalloczn (3),
+.br
+.BR libsimple_vmalloczn (3),
+.br
+.BR libsimple_evmalloczn (3),
+.br
+.BR libsimple_envmalloczn (3)
+.RE
+.RS
+Wrappers for
+.BR malloc (3)
+that take the product of multiple arguments as the
+allocation size and conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_memalign (3),
+.RS 0
+.BR libsimple_ememalign (3),
+.br
+.BR libsimple_enmemalign (3)
+.RE
+.RS
+Implementation of the nonstandard
+.BR memalign (3)
+function.
+.RE
+
+.TP
+.BR libsimple_memalignn (3),
+.RS 0
+.BR libsimple_ememalignn (3),
+.br
+.BR libsimple_enmemalignn (3),
+.br
+.BR libsimple_vmemalignn (3),
+.br
+.BR libsimple_evmemalignn (3),
+.br
+.BR libsimple_envmemalignn (3)
+.RE
+.RS
+Versions of
+.BR libsimple_memalign (3)
+that take the product of multiple arguments as the
+allocation size.
+.RE
+
+.TP
+.BR libsimple_memalignz (3),
+.RS 0
+.BR libsimple_ememalignz (3),
+.br
+.BR libsimple_enmemalignz (3)
+.RE
+.RS
+Versions of
+.BR libsimple_memalign (3)
+that conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_memalignzn (3),
+.RS 0
+.BR libsimple_ememalignzn (3),
+.br
+.BR libsimple_enmemalignzn (3),
+.br
+.BR libsimple_vmemalignzn (3),
+.br
+.BR libsimple_evmemalignzn (3),
+.br
+.BR libsimple_envmemalignzn (3)
+.RE
+.RS
+Versions of
+.BR libsimple_memalign (3)
+that take the product of multiple arguments as the
+allocation size and conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_memcasechr (3)
+Case-insensitive version of
+.BR memchr (3).
+
+.TP
+.BR libsimple_memcasecmp (3)
+Case-insensitive version of
+.BR memcmp (3).
+
+.TP
+.BR libsimple_memdup (3),
+.RS 0
+.BR libsimple_ememdup (3),
+.br
+.BR libsimple_enmemdup (3)
+.RE
+.RS
+Duplicate an array of bytes into a new pointer.
+.RE
+
+.TP
+.BR libsimple_memdupa (3)
+Duplicate an array of bytes onto the stack.
+
+.TP
+.BR libsimple_memelem (3)
+Version of
+.BR memchr (3)
+that operate on multibyte units
+rather than simple bytes.
+
+.TP
+.BR libsimple_memends (3),
+.RS 0
+.BR libsimple_memcaseends (3)
+.RE
+.RS
+Check the end if an array of bytes.
+.RE
+
+.TP
+.BR libsimple_memeq (3),
+.RS 0
+.BR libsimple_memcaseeq (3)
+.RE
+.RS
+Compare two arrays of bytes for equality.
+.RE
+
+.TP
+.BR libsimple_memeqlen (3),
+.RS 0
+.BR libsimple_memcaseeqlen (3)
+.RE
+.RS
+Get the number if bytes two arrays of bytes
+have in common at their beginning.
+.RE
+
+.TP
+.BR libsimple_memmem (3),
+.RS 0
+.BR libsimple_memcasemem (3)
+.RE
+.RS
+Find a substring of bytes in an array of bytes.
+.RE
+
+.TP
+.BR libsimple_mempcpy (3)
+Version of
+.BR memcpy
+that returns the end of the written array.
+
+.TP
+.BR libsimple_mempset (3)
+Version of
+.BR memset
+that returns the end of the written array.
+
+.TP
+.BR libsimple_mempsetelem (3)
+Version of
+.BR libsimple_memsetelem
+that returns the end of the written array.
+
+.TP
+.BR libsimple_memrchr (3),
+.RS 0
+.BR libsimple_memrcasechr (3)
+.RE
+.RS
+Find the last occurrence of a specific byte
+in an array of bytes.
+.RE
+
+.TP
+.BR libsimple_memrelem (3)
+Find the last occurrence of a specific element
+in an array.
+
+.TP
+.BR libsimple_memreqlen (3),
+.RS 0
+.BR libsimple_memrcaseeqlen (3)
+.RE
+.RS
+Get the number if bytes two arrays of bytes
+have in common at their end.
+.RE
+
+.TP
+.BR libsimple_memrmem (3),
+.RS 0
+.BR libsimple_memrcasemem (3)
+.RE
+.RS
+Find the last occurrence of string of byte
+in an array of bytes.
+.RE
+
+.TP
+.BR libsimple_memsetelem (3)
+Fill en array.
+
+.TP
+.BR libsimple_memstarts (3),
+.RS 0
+.BR libsimple_memcasestarts (3)
+.RE
+.RS
+Check the beginning if an array of bytes.
+.RE
+
+.TP
+.BR libsimple_multimespec (3),
+.RS 0
+.BR libsimple_multimeval (3)
+.RE
+.RS
+Multiple a duration with an integer.
+.RE
+
+.TP
+.BR libsimple_eposix_memalign (3),
+.RS 0
+.BR libsimple_enposix_memalign (3)
+.RE
+.RS
+Wrappers for
+.BR posix_memalign (3)
+that terminate the process on failure.
+.RE
+
+.TP
+.BR libsimple_posix_memalignn (3),
+.RS 0
+.BR libsimple_eposix_memalignn (3),
+.br
+.BR libsimple_enposix_memalignn (3),
+.br
+.BR libsimple_vposix_memalignn (3),
+.br
+.BR libsimple_evposix_memalignn (3),
+.br
+.BR libsimple_envposix_memalignn (3)
+.RE
+.RS
+Wrappers for
+.BR posix_memalign (3)
+that take the product of multiple
+arguments as the allocation size.
+.RE
+
+.TP
+.BR libsimple_posix_memalignz (3),
+.RS 0
+.BR libsimple_eposix_memalignz (3),
+.br
+.BR libsimple_enposix_memalignz (3)
+.RE
+.RS
+Wrappers for
+.BR posix_memalign (3)
+that conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_posix_memalignzn (3),
+.RS 0
+.BR libsimple_eposix_memalignzn (3),
+.br
+.BR libsimple_enposix_memalignzn (3),
+.br
+.BR libsimple_vposix_memalignzn (3),
+.br
+.BR libsimple_evposix_memalignzn (3),
+.br
+.BR libsimple_envposix_memalignzn (3)
+.RE
+.RS
+Wrappers for
+.BR posix_memalign (3)
+that take the product of multiple
+arguments as the allocation size
+and conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_putenvf (3),
+.RS 0
+.BR libsimple_eputenvf (3),
+.br
+.BR libsimple_enputenvf (3),
+.br
+.BR libsimple_vputenvf (3),
+.br
+.BR libsimple_evputenvf (3),
+.br
+.BR libsimple_envputenvf (3)
+.RE
+.RS
+Verion of
+.BR putenv (3)
+that formats the string.
+.RE
+
+.TP
+.BR libsimple_pvalloc (3),
+.RS 0
+.BR libsimple_epvalloc (3),
+.br
+.BR libsimple_enpvalloc (3)
+.RE
+.RS
+Implementation of the nonstandard
+.BR pvalloc (3)
+function.
+.RE
+
+.TP
+.BR libsimple_pvallocn (3),
+.RS 0
+.BR libsimple_epvallocn (3),
+.br
+.BR libsimple_enpvallocn (3),
+.br
+.BR libsimple_vpvallocn (3),
+.br
+.BR libsimple_evpvallocn (3),
+.br
+.BR libsimple_envpvallocn (3)
+.RE
+.RS
+Versions of
+.BR libsimple_pvalloc (3)
+that take the product of multiple arguments as the
+allocation size.
+.RE
+
+.TP
+.BR libsimple_pvallocz (3),
+.RS 0
+.BR libsimple_epvallocz (3),
+.br
+.BR libsimple_enpvallocz (3)
+.RE
+.RS
+Versions of
+.BR libsimple_pvalloc (3)
+that conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_pvalloczn (3),
+.RS 0
+.BR libsimple_epvalloczn (3),
+.br
+.BR libsimple_enpvalloczn (3),
+.br
+.BR libsimple_vpvalloczn (3),
+.br
+.BR libsimple_evpvalloczn (3),
+.br
+.BR libsimple_envpvalloczn (3)
+.RE
+.RS
+Versions of
+.BR libsimple_pvalloc (3)
+that take the product of multiple arguments as the
+allocation size and conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_rawmemchr (3)
+.RS 0
+.BR libsimple_rawmemcasechr (3)
+.RE
+.RS
+Find the first occurrence of a specific byte
+in an array of bytes, with the optimising
+assumption that is actually exists in the array.
+.RE
+
+.TP
+.BR libsimple_rawmemrchr (3)
+.RS 0
+.BR libsimple_rawmemrcasechr (3)
+.RE
+.RS
+Find the last occurrence of a specific byte
+in an array of bytes, with the optimising
+assumption that is actually exists in the array.
+.RE
+
+.TP
+.BR libsimple_erealloc (3),
+.RS 0
+.BR libsimple_enrealloc (3)
+.RE
+.RS
+Wrappers for
+.BR realloc (3)
+that terminate the process on failure.
+.RE
+
+.TP
+.BR libsimple_reallocn (3),
+.RS 0
+.BR libsimple_ereallocn (3),
+.br
+.BR libsimple_enreallocn (3),
+.br
+.BR libsimple_vreallocn (3),
+.br
+.BR libsimple_evreallocn (3),
+.br
+.BR libsimple_envreallocn (3)
+.RE
+.RS
+Wrappers for
+.BR realloc (3)
+that take the product of multiple arguments
+as the allocation size.
+.RE
+
+.TP
+.BR libsimple_strcasechr (3)
+Case-insensitive version of
+.BR strchr (3).
+
+.TP
+.BR libsimple_strcasestr (3)
+Case-insensitive version of
+.BR strstr (3).
+
+.TP
+.BR libsimple_strchrnul (3),
+.RS 0
+.BR libsimple_strcasechrnul (3),
+.br
+.BR libsimple_strnchrnul (3),
+.br
+.BR libsimple_strncasechrnul (3)
+.RE
+.RS
+Versions of
+.BR strchr (3),
+.BR libsimple_strcasechr (3),
+.BR libsimple_strnchr (3),
+and
+.BR libsimple_strncasechr (3)
+that return the end of the
+string if the byte is not found.
+.RE
+
+.TP
+.BR libsimple_strcmpnul (3),
+.RS 0
+.BR libsimple_strcasecmpnul (3),
+.br
+.BR libsimple_strncmpnul (3),
+.br
+.BR libsimple_strncasecmpnul (3)
+.RE
+.RS
+Versions of
+.BR strcmp (3),
+.BR strcasecmp (3),
+.BR strncmp (3),
+and
+.BR strncasecmp (3)
+that support
+.BR NULL .
+.RE
+
+.TP
+.BR libsimple_estrdup (3),
+.RS 0
+.BR libsimple_enstrdup (3),
+.br
+.BR libsimple_estrndup (3),
+.br
+.BR libsimple_enstrndup (3)
+.RE
+.RS
+Wrappers of
+.BR strdup (3)
+and
+.BR strndup (3)
+that terminate the process on failure.
+.RE
+
+.TP
+.BR libsimple_strdupa (3),
+.RS 0
+.BR libsimple_strndupa (3)
+.RE
+.RS
+Versions of
+.BR strdup (3),
+and
+.BR strndup (3)
+that allocate the string on the stack.
+.RE
+
+.TP
+.BR libsimple_strend (3),
+.RS 0
+.BR libsimple_strnend (3)
+.RE
+.RS
+Locate end of string.
+.RE
+
+.TP
+.BR libsimple_strends (3),
+.RS 0
+.BR libsimple_strcaseends (3),
+.br
+.BR libsimple_strnends (3),
+.br
+.BR libsimple_strncaseends (3)
+.RE
+.RS
+Check the end if a string.
+.RE
+
+.TP
+.BR libsimple_streq (3),
+.RS 0
+.BR libsimple_strcaseeq (3),
+.br
+.BR libsimple_strneq (3),
+.br
+.BR libsimple_strncaseeq (3)
+.RE
+.RS
+Compare two strings for equality.
+.RE
+
+.TP
+.BR libsimple_streqlen (3),
+.RS 0
+.BR libsimple_strcaseeqlen (3),
+.br
+.BR libsimple_strneqlen (3),
+.br
+.BR libsimple_strncaseeqlen (3)
+.RE
+.RS
+Get the number if bytes two strings
+have in common at their beginning.
+.RE
+
+.TP
+.BR libsimple_streqnul (3),
+.RS 0
+.BR libsimple_strcaseeqnul (3),
+.br
+.BR libsimple_strneqnul (3),
+.br
+.BR libsimple_strncaseeqnul (3)
+.RE
+.RS
+Verions of
+.BR libsimple_streq (3)
+and
+.BR libsimple_strcaseeq (3)
+that support
+.BR NULL .
+.RE
+
+.TP
+.BR libsimple_strisutf8 (3)
+Check if a string is valid UTF-8.
+
+.TP
+.BR libsimple_strnchr (3),
+.RS 0
+.BR libsimple_strncasechr (3)
+.RE
+.RS
+Versions of
+.BR strchr (3)
+and
+.BR libsimple_strcasechr (3)
+that support strings without NUL-termination.
+.RE
+
+.TP
+.BR libsimple_strnstr (3),
+.RS 0
+.BR libsimple_strncasestr (3)
+.RE
+.RS
+Versions of
+.BR strstr (3)
+and
+.BR libsimple_strcasestr (3)
+that support strings without NUL-termination.
+.RE
+
+.TP
+.BR libsimple_strrcasechr (3)
+Case-insensitive version of the
+.BR strrchr (3).
+
+.TP
+.BR libsimple_strreqlen (3),
+.RS 0
+.BR libsimple_strrcaseeqlen (3),
+.br
+.BR libsimple_strrneqlen (3),
+.br
+.BR libsimple_strrncaseeqlen (3)
+.RE
+.RS
+Get the number if bytes two strings
+have in common at their end.
+.RE
+
+.TP
+.BR libsimple_strrnchr (3),
+.RS 0
+.BR libsimple_strrncasechr (3)
+.RE
+.RS
+Versions of
+.BR strrchr (3)
+and
+.BR libsimple_strrcasechr (3)
+that support strings without NUL-termination.
+.RE
+
+.TP
+.BR libsimple_strrstr (3),
+.RS 0
+.BR libsimple_strrcasestr (3),
+.br
+.BR libsimple_strrnstr (3),
+.br
+.BR libsimple_strrncasestr (3)
+.RE
+.RS
+Find the last occurrence of a substring.
+.RE
+
+.TP
+.BR libsimple_strstarts (3),
+.RS 0
+.BR libsimple_strcasestarts (3),
+.br
+.BR libsimple_strnstarts (3),
+.br
+.BR libsimple_strncasestarts (3)
+.RE
+.RS
+Check the beginning if a string.
+.RE
+
+.TP
+.BR libsimple_strtotimespec (3),
+.RS 0
+.BR libsimple_strtotimeval (3)
+.RE
+.RS
+Convert a string, with a real value
+representing a number of seconds, to
+a duration.
+.RE
+
+.TP
+.BR libsimple_sumtimespec (3),
+.RS 0
+.BR libsimple_sumtimeval (3)
+.RE
+.RS
+Calculate the sum of two durations.
+.RE
+
+.TP
+.BR libsimple_timespec2timeval (3),
+.RS 0
+.BR libsimple_timeval2timespec (3)
+.RE
+.RS
+Convert a duration between to storage formats.
+.RE
+
+.TP
+.BR libsimple_timespectodouble (3),
+.RS 0
+.BR libsimple_timevaltodouble (3)
+.RE
+.RS
+Convert a duration stored in a duration
+specific format to a double.
+.RE
+
+.TP
+.BR libsimple_timespectostr (3),
+.RS 0
+.BR libsimple_timevaltostr (3),
+.br
+.BR libsimple_minimise_number_string (3)
+.RE
+.RS
+Convert a duration stored in a duration
+specific format to a string.
+.RE
+
+.TP
+.BR libsimple_unlist (3),
+.RS 0
+.BR LIBSIMPLE_UNLIST (3)
+.RE
+.RS
+Remove an item from an array without changing the order of the items in the array.
+.RE
+
+.TP
+.BR libsimple_valloc (3),
+.RS 0
+.BR libsimple_evalloc (3),
+.br
+.BR libsimple_envalloc (3)
+.RE
+.RS
+Implementation of the nonstandard
+.BR valloc (3)
+function.
+.RE
+
+.TP
+.BR libsimple_vallocn (3),
+.RS 0
+.BR libsimple_evallocn (3),
+.br
+.BR libsimple_envallocn (3),
+.br
+.BR libsimple_vvallocn (3),
+.br
+.BR libsimple_evvallocn (3),
+.br
+.BR libsimple_envvallocn (3)
+.RE
+.RS
+Versions of
+.BR libsimple_valloc (3)
+that take the product of multiple arguments as the
+allocation size.
+.RE
+
+.TP
+.BR libsimple_vallocz (3),
+.RS 0
+.BR libsimple_evallocz (3),
+.br
+.BR libsimple_envallocz (3)
+.RE
+.RS
+Versions of
+.BR libsimple_valloc (3)
+that conditionally initialises the memory.
+.RE
+
+.TP
+.BR libsimple_valloczn (3),
+.RS 0
+.BR libsimple_evalloczn (3),
+.br
+.BR libsimple_envalloczn (3),
+.br
+.BR libsimple_vvalloczn (3),
+.br
+.BR libsimple_evvalloczn (3),
+.br
+.BR libsimple_envvalloczn (3)
+.RE
+.RS
+Versions of
+.BR libsimple_valloc (3)
+that take the product of multiple arguments as the
+allocation size and conditionally initialises the memory.
+.RE
+
+.SH APPLICATION USAGE
+None.
+.SH RATIONALE
+None.
+.SH FUTURE DIRECTIONS
+None.
+.SH NOTES
+None.
+.SH SEE ALSO
+.BR libsimple-arg.h (0)