termux-packages/x11-packages/lxqt-runner/add_missing_wordexp.patch

diff -uNr src/CMakeLists.txt src.mod/CMakeLists.txt
--- src/CMakeLists.txt	2021-04-11 09:01:40.000000000 +0000
+++ src.mod/CMakeLists.txt	2021-05-21 09:09:57.339178000 +0000
@@ -71,6 +71,7 @@
     providers.h
     yamlparser.h
     configuredialog/configuredialog.h
+    wordexp.h
 )
 
 set(lxqt-runner_CPP_FILES
@@ -81,6 +82,7 @@
     providers.cpp
     yamlparser.cpp
     configuredialog/configuredialog.cpp
+    wordexp.c
 )
 
 set(lxqt-runner_UI_FILES
diff -uNr src/wordexp.c src.mod/wordexp.c
--- src/wordexp.c	1970-01-01 00:00:00.000000000 +0000
+++ src.mod/wordexp.c	2021-05-21 09:10:10.115178000 +0000
@@ -0,0 +1,184 @@
+// Copied from http://git.musl-libc.org/cgit/musl/plain/src/misc/wordexp.c
+// pthread-related lines are removed because they're missing on Android
+#include <wordexp.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <limits.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <sys/wait.h>
+#include <signal.h>
+#include <errno.h>
+#include <fcntl.h>
+
+static void reap(pid_t pid)
+{
+	int status;
+	while (waitpid(pid, &status, 0) < 0 && errno == EINTR);
+}
+
+static char *getword(FILE *f)
+{
+	char *s = 0;
+	return getdelim(&s, (size_t [1]){0}, 0, f) < 0 ? 0 : s;
+}
+
+static int do_wordexp(const char *s, wordexp_t *we, int flags)
+{
+	size_t i, l;
+	int sq=0, dq=0;
+	size_t np=0;
+	char *w, **tmp;
+	char *redir = (flags & WRDE_SHOWERR) ? "" : "2>/dev/null";
+	int err = 0;
+	FILE *f;
+	size_t wc = 0;
+	char **wv = 0;
+	int p[2];
+	pid_t pid;
+	sigset_t set;
+
+	if (flags & WRDE_REUSE) wordfree(we);
+
+	if (flags & WRDE_NOCMD) for (i=0; s[i]; i++) switch (s[i]) {
+	case '\\':
+		if (!sq && !s[++i]) return WRDE_SYNTAX;
+		break;
+	case '\'':
+		if (!dq) sq^=1;
+		break;
+	case '"':
+		if (!sq) dq^=1;
+		break;
+	case '(':
+		if (np) {
+			np++;
+			break;
+		}
+	case ')':
+		if (np) {
+			np--;
+			break;
+		}
+	case '\n':
+	case '|':
+	case '&':
+	case ';':
+	case '<':
+	case '>':
+	case '{':
+	case '}':
+		if (!(sq|dq|np)) return WRDE_BADCHAR;
+		break;
+	case '$':
+		if (sq) break;
+		if (s[i+1]=='(' && s[i+2]=='(') {
+			i += 2;
+			np += 2;
+			break;
+		} else if (s[i+1] != '(') break;
+	case '`':
+		if (sq) break;
+		return WRDE_CMDSUB;
+	}
+
+	if (flags & WRDE_APPEND) {
+		wc = we->we_wordc;
+		wv = we->we_wordv;
+	}
+
+	i = wc;
+	if (flags & WRDE_DOOFFS) {
+		if (we->we_offs > SIZE_MAX/sizeof(void *)/4)
+			goto nospace;
+		i += we->we_offs;
+	} else {
+		we->we_offs = 0;
+	}
+
+	if (pipe2(p, O_CLOEXEC) < 0) goto nospace;
+	pid = fork();
+	if (pid < 0) {
+		close(p[0]);
+		close(p[1]);
+		goto nospace;
+	}
+	if (!pid) {
+		if (p[1] == 1) fcntl(1, F_SETFD, 0);
+		else dup2(p[1], 1);
+		execl("/bin/sh", "sh", "-c",
+			"eval \"printf %s\\\\\\\\0 x $1 $2\"",
+			"sh", s, redir, (char *)0);
+		_exit(1);
+	}
+	close(p[1]);
+	
+	f = fdopen(p[0], "r");
+	if (!f) {
+		close(p[0]);
+		kill(pid, SIGKILL);
+		reap(pid);
+		goto nospace;
+	}
+
+	l = wv ? i+1 : 0;
+
+	free(getword(f));
+	if (feof(f)) {
+		fclose(f);
+		reap(pid);
+		return WRDE_SYNTAX;
+	}
+
+	while ((w = getword(f))) {
+		if (i+1 >= l) {
+			l += l/2+10;
+			tmp = realloc(wv, l*sizeof(char *));
+			if (!tmp) break;
+			wv = tmp;
+		}
+		wv[i++] = w;
+		wv[i] = 0;
+	}
+	if (!feof(f)) err = WRDE_NOSPACE;
+
+	fclose(f);
+	reap(pid);
+
+	if (!wv) wv = calloc(i+1, sizeof *wv);
+
+	we->we_wordv = wv;
+	we->we_wordc = i;
+
+	if (flags & WRDE_DOOFFS) {
+		if (wv) for (i=we->we_offs; i; i--)
+			we->we_wordv[i-1] = 0;
+		we->we_wordc -= we->we_offs;
+	}
+	return err;
+
+nospace:
+	if (!(flags & WRDE_APPEND)) {
+		we->we_wordc = 0;
+		we->we_wordv = 0;
+	}
+	return WRDE_NOSPACE;
+}
+
+int wordexp(const char *restrict s, wordexp_t *restrict we, int flags)
+{
+	int r, cs;
+	r = do_wordexp(s, we, flags);
+	return r;
+}
+
+void wordfree(wordexp_t *we)
+{
+	size_t i;
+	if (!we->we_wordv) return;
+	for (i=0; i<we->we_wordc; i++) free(we->we_wordv[we->we_offs+i]);
+	free(we->we_wordv);
+	we->we_wordv = 0;
+	we->we_wordc = 0;
+}
diff -uNr src/wordexp.h src.mod/wordexp.h
--- src/wordexp.h	1970-01-01 00:00:00.000000000 +0000
+++ src.mod/wordexp.h	2021-05-21 09:10:06.255178000 +0000
@@ -0,0 +1,58 @@
+/* Copyright (C) 1991, 92, 1996-1999, 2001, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+#ifndef	_WORDEXP_H
+#define	_WORDEXP_H	1
+#include <features.h>
+#define __need_size_t
+#include <stddef.h>
+__BEGIN_DECLS
+/* Bits set in the FLAGS argument to `wordexp'.  */
+enum
+  {
+    WRDE_DOOFFS = (1 << 0),	/* Insert PWORDEXP->we_offs NULLs.  */
+    WRDE_APPEND = (1 << 1),	/* Append to results of a previous call.  */
+    WRDE_NOCMD = (1 << 2),	/* Don't do command substitution.  */
+    WRDE_REUSE = (1 << 3),	/* Reuse storage in PWORDEXP.  */
+    WRDE_SHOWERR = (1 << 4),	/* Don't redirect stderr to /dev/null.  */
+    WRDE_UNDEF = (1 << 5),	/* Error for expanding undefined variables.  */
+    __WRDE_FLAGS = (WRDE_DOOFFS | WRDE_APPEND | WRDE_NOCMD |
+		    WRDE_REUSE | WRDE_SHOWERR | WRDE_UNDEF)
+  };
+/* Structure describing a word-expansion run.  */
+typedef struct
+  {
+    size_t we_wordc;		/* Count of words matched.  */
+    char **we_wordv;		/* List of expanded words.  */
+    size_t we_offs;		/* Slots to reserve in `we_wordv'.  */
+  } wordexp_t;
+/* Possible nonzero return values from `wordexp'.  */
+enum
+  {
+#ifdef __USE_XOPEN
+    WRDE_NOSYS = -1,		/* Never used since we support `wordexp'.  */
+#endif
+    WRDE_NOSPACE = 1,		/* Ran out of memory.  */
+    WRDE_BADCHAR,		/* A metachar appears in the wrong place.  */
+    WRDE_BADVAL,		/* Undefined var reference with WRDE_UNDEF.  */
+    WRDE_CMDSUB,		/* Command substitution with WRDE_NOCMD.  */
+    WRDE_SYNTAX			/* Shell syntax error.  */
+  };
+/* Do word expansion of WORDS into PWORDEXP.  */
+extern int wordexp (__const char *__restrict __words,
+		    wordexp_t *__restrict __pwordexp, int __flags);
+/* Free the storage allocated by a `wordexp' call.  */
+extern void wordfree (wordexp_t *__wordexp);
+__END_DECLS
+#endif /* wordexp.h  */