utils

commit: b935e1df4baff492e2986717444ef15ff3a32521
parent 8344a73a488f14129789181d5a1d829e3ee31851
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Sun, 24 Sep 2023 17:28:08 +0200

lib/iso_parse: Remove

Diffstat:
M
Makefile
8
--------
D
lib/iso_parse.c
80
-------------------------------------------------------------------------------
D
lib/iso_parse.h
6
------

3 files changed, 0 insertions(+), 94 deletions(-)
diff --git a/Makefile b/Makefile
@@ -63,11 +63,3 @@ cmd/lolcat: cmd/lolcat.c Makefile
 cmd/xcd: cmd/xcd.c Makefile
 	rm -f ${<:=.gcov} ${@:=.gcda} ${@:=.gcno}
 	$(CC) -std=c99 $(CFLAGS) -o $@ cmd/xcd.c -lm $(LDFLAGS)
-
-cmd/date: cmd/date.c lib/iso_parse.c Makefile
-	rm -f ${<:=.gcov} ${@:=.gcda} ${@:=.gcno}
-	$(CC) -std=c99 $(CFLAGS) -o $@ cmd/date.c lib/iso_parse.c $(LDFLAGS)
-
-cmd/touch: cmd/touch.c lib/iso_parse.c Makefile
-	rm -f ${<:=.gcov} ${@:=.gcda} ${@:=.gcno}
-	$(CC) -std=c99 $(CFLAGS) -o $@ cmd/touch.c lib/iso_parse.c $(LDFLAGS)
diff --git a/lib/iso_parse.c b/lib/iso_parse.c
@@ -1,80 +0,0 @@
-// Collection of Unix tools, comparable to coreutils
-// SPDX-FileCopyrightText: 2023 Haelwenn (lanodan) Monnier <contact+utils@hacktivis.me>
-// SPDX-License-Identifier: MPL-2.0
-
-#define _DEFAULT_SOURCE         // tm_gmtoff/tm_zone
-#define _XOPEN_SOURCE 700       // strptime (NetBSD)
-#define _POSIX_C_SOURCE 200809L // st_atim/st_mtim
-
-#include <ctype.h>  /* isdigit */
-#include <errno.h>  /* errno */
-#include <stdio.h>  /* perror, sscanf */
-#include <stdlib.h> /* exit */
-#include <string.h> /* memset */
-#include <time.h>   /* strptime, tm */
-
-// Calls exit() on failure
-struct timespec
-iso_parse(char *arg)
-{
-	// YYYY-MM-DD[T ]hh:mm:SS([,\.]frac)?Z?
-	// Dammit Unixes why no nanoseconds in `struct tm` nor `strptime`
-	struct timespec time = {.tv_sec = 0, .tv_nsec = 0};
-
-	// For Alpine's abuild compatibility
-	if(arg[0] == '@')
-	{
-		arg++;
-		errno = 0;
-
-		time.tv_sec = strtol(arg, NULL, 10);
-		if(errno != 0)
-		{
-			perror("strtol");
-			exit(EXIT_FAILURE);
-		}
-		return time;
-	}
-
-	struct tm tm;
-	memset(&tm, 0, sizeof(tm));
-
-	// No %F in POSIX
-	char *s = strptime(arg, "%Y-%m-%d", &tm);
-
-	if(s[0] != 'T' && s[0] != ' ') exit(EXIT_FAILURE);
-	s++;
-
-	s = strptime(s, "%H:%M:%S", &tm);
-
-	if(s[0] == ',' || s[0] == '.')
-	{
-		double fraction = 0.0;
-		int parsed      = 0;
-
-		if(s[0] == ',') s[0] = '.';
-
-		if(sscanf(s, "%10lf%n", &fraction, &parsed) < 1) exit(EXIT_FAILURE);
-
-		time.tv_nsec = fraction * 1000000000;
-		s += parsed;
-
-		// too many digits
-		if(isdigit(s[0])) exit(EXIT_FAILURE);
-	}
-
-	if(s[0] == 'Z')
-	{
-		tm.tm_gmtoff = 0;
-		tm.tm_zone   = "UTC";
-	}
-
-	time.tv_sec = mktime(&tm);
-	if(time.tv_sec == (time_t)-1)
-	{
-		perror("mktime");
-		exit(EXIT_FAILURE);
-	}
-
-	return time;
-}
diff --git a/lib/iso_parse.h b/lib/iso_parse.h
@@ -1,6 +0,0 @@
-// Collection of Unix tools, comparable to coreutils
-// SPDX-FileCopyrightText: 2023 Haelwenn (lanodan) Monnier <contact+utils@hacktivis.me>
-// SPDX-License-Identifier: MPL-2.0
-
-#include <time.h> /* struct timespec */
-extern struct timespec iso_parse(char *);