save

lib/err.c

@@ -1,40 +1,102 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.err - Contains color printing functions
  *
- * This file is part of gcklib
+ *   CONFIGURATION
+ *       #define NOCOLOR
+ *           Force no color when printing
  *
- * This project and file is licensed under the BSD-3-Clause license.
+ *
- * <https://opensource.org/licenses/BSD-3-Clause>
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <stdio.h>
 #include <stdarg.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 
 #include "err.h"
 
-#define RESET "\e[0m"
+#include "proginfo.h"
-#define ERROR "\e[1;91m"
-#define WARN "\e[1;95m"
-#define NOTE "\e[1;94m"
-#define HINT "\e[38;5;166m"
 
-static bool __check(void)
+#define RESET "\x1B[0m"
+#define ERROR "\x1B[1;91m"
+#define WARN "\x1B[1;95m"
+#define NOTE "\x1B[1;94m"
+#define HINT "\x1B[38;5;166m"
+
+static bool err_support_color(void)
 {
-	static int done = 0;
+#ifdef NOCOLOR
-	static bool cached = false;
+	return false;
-
+#else
-	if (!done) {
+	static int cached = -1;
-		const char *term = getenv("TERM");
+	if (cached != -1)
-		cached = isatty(STDOUT_FILENO) && term != NULL &&
+		return cached;
-			 (strstr(term, "color") != NULL ||
+	const char *term, *colorterm, *force, *nocolor;
-			  strstr(term, "ansi") != NULL ||
+	term = getenv("TERM");
-			  strstr(term, "xterm") != NULL);
+	colorterm = getenv("COLORTERM");
-		done = 1;
+	force = getenv("FORCE_COLOR");
+	nocolor = getenv("NO_COLOR");
+	if (nocolor && *nocolor && (!force || !*force)) {
+		cached = 0;
+		return false;
 	}
-
+	if (force && *force && strcmp(force, "0") != 0) {
-	return cached;
+		cached = 1;
+		return true;
+	}
+	// if (!isatty(fileno(stdout))) {
+	// 	cached = 0;
+	// 	return false;
+	// }
+	if (colorterm && *colorterm) {
+		cached = 1;
+		return true;
+	}
+	if (!term || !*term) {
+		cached = 0;
+		return false;
+	}
+	if (strstr(term, "color") || strstr(term, "xterm") ||
+	    strstr(term, "screen") || strstr(term, "vt100") ||
+	    strstr(term, "rxvt") || strstr(term, "ansi") ||
+	    strstr(term, "linux") || strstr(term, "konsole") ||
+	    strstr(term, "vte") || strstr(term, "kitty") ||
+	    strstr(term, "wezterm") || strstr(term, "gnome")) {
+		cached = 1;
+		return true;
+	}
+	cached = 0;
+	return false;
+#endif
 }
 
 void errorf(const char *format, ...)
@@ -42,7 +104,7 @@ void errorf(const char *format, ...)
 	va_list args;
 	va_start(args, format);
 
-	if (__check()) {
+	if (err_support_color()) {
 		fprintf(stderr, "%serror%s: ", ERROR, RESET);
 	} else {
 		fputs("error: ", stderr);
@@ -58,7 +120,7 @@ void fatalf(const char *format, ...)
 	va_list args;
 	va_start(args, format);
 
-	if (__check()) {
+	if (err_support_color()) {
 		fprintf(stderr, "%sfatal error%s: ", ERROR, RESET);
 	} else {
 		fputs("fatal error: ", stderr);
@@ -77,7 +139,7 @@ void warnf(const char *format, ...)
 	va_list args;
 	va_start(args, format);
 
-	if (__check()) {
+	if (err_support_color()) {
 		fprintf(stderr, "%swarning%s: ", WARN, RESET);
 	} else {
 		fputs("warning: ", stderr);
@@ -93,7 +155,7 @@ void notef(const char *format, ...)
 	va_list args;
 	va_start(args, format);
 
-	if (__check()) {
+	if (err_support_color()) {
 		fprintf(stderr, "%snote%s: ", NOTE, RESET);
 	} else {
 		fputs("note: ", stderr);
@@ -109,7 +171,7 @@ void hintf(const char *format, ...)
 	va_list args;
 	va_start(args, format);
 
-	if (__check()) {
+	if (err_support_color()) {
 		fprintf(stderr, "%shint: ", HINT);
 	} else {
 		fputs("hint: ", stderr);
@@ -117,7 +179,7 @@ void hintf(const char *format, ...)
 
 	vfprintf(stderr, format, args);
 
-	if (__check()) {
+	if (err_support_color()) {
 		fprintf(stderr, "%s\n", RESET);
 	} else {
 		fputc('\n', stderr);
@@ -150,3 +212,5 @@ void hintfa(int code)
 {
 	hintf(strerror(code));
 }
+
+/* end of file err.c */

lib/err.h

@@ -1,24 +1,67 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.err - Contains color printing functions
  *
- * This file is part of gcklib
+ *   CONFIGURATION
+ *       #define NOCOLOR
+ *           Force no color when printing
+ *       #define SHOW_TRACE
+ *           Add debug traces to error printing
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *
- * <https://opensource.org/licence/bsd-3-clause>
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef ERR_H
 #define ERR_H
 
 void errorf(const char *format, ...);
-void fatalf(const char *format, ...);
+_Noreturn void fatalf(const char *format, ...);
 void notef(const char *format, ...);
 void warnf(const char *format, ...);
 void hintf(const char *format, ...);
 
 void errorfa(int code);
-void fatalfa(int code);
+_Noreturn void fatalfa(int code);
 void notefa(int code);
 void warnfa(int code);
 void hintfa(int code);
 
+#if defined(SHOW_TRACE)
+#define errorf(fmt, ...)                             \
+	errorf("%s:%s:%d: " fmt, __FILE__, __func__, \
+	       __LINE__ __VA_OPT__(, ) __VA_ARGS__)
+#define fatalf(fmt, ...)                             \
+	fatalf("%s:%s:%d: " fmt, __FILE__, __func__, \
+	       __LINE__ __VA_OPT__(, ) __VA_ARGS__)
 #endif
+
+#endif
+
+/* end of file err.h */

lib/flag.c

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.flag - Contains command-line flag parsing functions
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include <getopt.h>
@@ -94,3 +120,5 @@ int getopt_long(int argc, char *const argv[], const char *optstring,
 	}
 	return c;
 }
+
+/* end of file flag.c */

lib/flag.h

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.flag - Contains command-line flag parsing functions
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef FLAG_H
@@ -13,3 +39,5 @@ int getopt_long(int argc, char *const argv[], const char *optstring,
 		const struct option *longopts, int *longindex);
 
 #endif
+
+/* end of file flag.h */

lib/fs.c

@@ -1,9 +1,41 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.fs - Contains file system related iterations
  *
- * This file is part of gcklib
+ *   CONFIGURATION
+ *       #define FS_ERROR_ON
+ *           Error instead of fatal on failure
+ *       #define FS_FATAL_OFF
+ *           Disable auto fatal on failure
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *
- * <https://opensource.org/licence/bsd-3-clause>
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include <errno.h>
@@ -13,23 +45,37 @@
 #include <string.h>
 #include <sys/stat.h>
 #include <unistd.h>
-#include "err.h"
 
 #include "fs.h"
 
+#include "err.h"
+#include "xmem.h"
+
+#if defined(FS_ERROR_ON)
+#define RETURN(code)   \
+	errorfa(code); \
+	return code
+#elif defined(FS_FATAL_OFF)
+#define RETURN(code) return code
+#else
+#define RETURN(code) fatalfa(code)
+#endif
+
 char *fs_read(const char *path)
 {
 	FILE *fptr = fopen(path, "r");
-	if (!fptr)
+	if (!fptr) {
+#if defined(FS_ERROR_ON)
+		errorfa(errno);
+#elif defined(FS_FATAL_ON)
+		fatalfa(errno);
+#endif
 		return NULL;
+	}
 
 	size_t cap = 1024;
 	size_t len = 0;
-	char *buf = malloc(cap);
+	char *buf = xmalloc(cap);
-	if (!buf) {
-		fclose(fptr);
-		return NULL;
-	}
 
 	int c;
 	while ((c = fgetc(fptr)) != EOF) {
@@ -63,6 +109,7 @@ bool fs_exists(const char *path)
 		exists = false;
 	}
 
+	fclose(fptr);
 	return exists;
 }
 
@@ -70,7 +117,7 @@ int fs_append(const char *path, const char *format, ...)
 {
 	FILE *fp = fopen(path, "a");
 	if (!fp)
-		return -1;
+		RETURN(errno);
 
 	va_list ap;
 	va_start(ap, format);
@@ -79,18 +126,18 @@ int fs_append(const char *path, const char *format, ...)
 
 	if (ret < 0) {
 		fclose(fp);
-		return -1;
+		RETURN(errno);
 	}
 
 	if (fclose(fp) != 0)
-		return -1;
+		RETURN(errno);
 
 	return ret;
 }
 
 int fs_del(const char *path)
 {
-	return remove(path);
+	RETURN(remove(path));
 }
 
 int fs_new(const char *path)
@@ -100,22 +147,22 @@ int fs_new(const char *path)
 
 	if (path == NULL) {
 		errno = EINVAL;
-		return -1;
+		RETURN(-1);
 	}
 
 	len = strlen(path);
 	if (len == 0) {
 		errno = EINVAL;
-		return -1;
+		RETURN(-1);
 	}
 
 	if (path[len - 1] == '/') {
 		if (mkdir(path, 0777) == -1)
-			return -1;
+			RETURN(-1);
 	} else {
 		fd = open(path, O_CREAT | O_EXCL | O_WRONLY, 0666);
 		if (fd == -1)
-			return -1;
+			RETURN(-1);
 		close(fd);
 	}
 
@@ -126,7 +173,7 @@ int fs_write(const char *path, const char *format, ...)
 {
 	FILE *fptr = fopen(path, "w");
 	if (!fptr)
-		return -1;
+		RETURN(-1);
 
 	va_list ap;
 	va_start(ap, format);
@@ -135,11 +182,11 @@ int fs_write(const char *path, const char *format, ...)
 
 	if (ret < 0) {
 		fclose(fptr);
-		return -1;
+		RETURN(-1);
 	}
 
 	if (fclose(fptr) != 0)
-		return -1;
+		RETURN(-1);
 
 	return ret;
 }
@@ -149,9 +196,15 @@ FILE *fs_temp()
 	FILE *fptr = tmpfile();
 
 	if (!fptr) {
-		errorf("tmpfile failed");
+#if defined(FS_ERROR_ON)
+		errorf("tmp failed");
+#elif defined(FS_FATAL_ON)
+		fatalf("tmp failed");
+#endif
 		return NULL;
 	}
 
 	return fptr;
 }
+
+/* end of file fs.c */

lib/fs.h

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.fs - Contains file system related iterations
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef fs_H
@@ -24,3 +50,5 @@ int fs_write(const char *path, const char *format, ...);
 FILE *fs_temp();
 
 #endif
+
+/* end of file fs.h */

lib/proginfo.c

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.proginfo - Program information functions, macros, and variables
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include <stdio.h>
@@ -14,6 +40,7 @@
 
 #include "proginfo.h"
 
+/* TODO(vx-clutch): default this to argv[0] */
 const char *prog_name = "";
 
 void set_prog_name(char *name)
@@ -51,3 +78,5 @@ int parse_standard_options(int argc, char **argv, void (*print_help)(),
 	}
 	return 0;
 }
+
+/* end of file proginfo.c */

lib/proginfo.h

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.proginfo - Program information functions, macros, and variables
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef proginfo_H
@@ -20,3 +46,5 @@ int parse_standard_options(int argc, char **argv, void (*print_help)(),
 			   void (*print_version)());
 
 #endif
+
+/* end of file proginfo.h */

lib/say.c

@@ -0,0 +1,105 @@
+/*
+ *   gcklib.say - Provides printing and some string utilies
+ *
+ *
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "say.h"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+
+#include "xmem.h"
+
+void alert()
+{
+	fputs("\a", stderr);
+	fflush(stderr);
+	return;
+}
+
+int vasprintf(char **result, const char *fmt, va_list ap)
+{
+	int total_width = strlen(fmt) + 1;
+	*result = (char *)xmalloc(total_width);
+	return vsprintf(*result, fmt, ap);
+}
+
+int asprintf(char **buf, const char *fmt, ...)
+{
+	int status;
+	va_list ap;
+	va_start(ap, fmt);
+	status = vasprintf(buf, fmt, ap);
+	va_end(ap);
+	return status;
+}
+
+int say(const char *restrict format, ...)
+{
+	struct winsize w;
+	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) == -1) {
+		va_list args;
+		va_start(args, format);
+		int ret = vprintf(format, args);
+		va_end(args);
+		putchar('\n');
+		fflush(stdout);
+		return ret;
+	}
+
+	printf("\0337"); // save cursor (ESC 7)
+	printf("\033[%d;1H", w.ws_row); // move to last row
+	printf("\033[2K"); // clear entire line
+
+	va_list args;
+	va_start(args, format);
+	int ret = vprintf(format, args); // print formatted message
+	va_end(args);
+
+	fflush(stdout); // ensure it's visible immediately
+	printf("\0338"); // restore cursor (ESC 8)
+	fflush(stdout);
+
+	return ret;
+}
+
+_Noreturn void die(const char *msg)
+{
+	fputs(msg, stderr);
+	exit(EXIT_FAILURE);
+}
+
+/* end of file say.c */

lib/say.h

@@ -0,0 +1,50 @@
+/*
+ *   gcklib.say - Provides printing and some string utilies
+ *
+ *
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef SAY_H
+#define SAY_H
+
+#include <stdarg.h>
+
+int asprintf(char **buf, const char *fmt, ...);
+int vasprintf(char **buf, const char *fmt, va_list ap);
+int say(const char *restrict format, ...);
+
+void alert();
+
+_Noreturn void die(const char *msg);
+
+#endif
+
+/* end of file say.h */

lib/textc.c

@@ -1,3 +1,37 @@
+/*
+ *   gcklib.textc - Text control
+ *
+ *
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 #include <string.h>
 #include <ctype.h>
 #include "xmem.h"
@@ -26,3 +60,20 @@ char *tostrlwr(char *s)
 		new[i] = tolower((unsigned char)new[i]);
 	return new;
 }
+
+char *textc_trim(char *s)
+{
+	return NULL;
+}
+
+char *textc_pad_left(int count, char *s, char pad)
+{
+	char *buffer = xmalloc(strlen(s) + 1);
+
+	free(buffer);
+	buffer = "NOT IMPLEMENTED";
+
+	return buffer;
+}
+
+/* end of file textc.c */

lib/textc.h

@@ -1,3 +1,37 @@
+/*
+ *   gcklib.textc - Text control
+ *
+ *
+ *   LICENSE: BSD-3-Clause
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 #ifndef TEXTC_H
 #define TEXTC_H
 
@@ -5,4 +39,10 @@ char *str_dup(char *s);
 char *tostrupr(char *s);
 char *tostrlwr(char *s);
 
+char *textc_trim(char *s);
+char *textc_pad_left(int count, char *s, char pad);
+char *textc_pad_right(int count, char *s, char pad);
+
 #endif
+
+/* end of file textc.h */

lib/xmem.c

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.xmem - Xplosive memory
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include <stdio.h>
@@ -34,3 +60,5 @@ void *xcalloc(size_t nmemb, size_t size)
 {
 	return ensure_nonnull(calloc(nmemb, size));
 }
+
+/* end of file xmem.c */

lib/xmem.h

@@ -1,9 +1,35 @@
-/* Copyright (C) GCK
+/*
+ *   gcklib.xmem - Xplosive memory
  *
- * This file is part of gcklib
  *
- * This project and file is licensed under the BSD-3-Clause licence.
+ *   LICENSE: BSD-3-Clause
- * <https://opensource.org/licence/bsd-3-clause>
+ *
+ *   Copyright (c) 2025 GCK
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef xmem_H
@@ -16,3 +42,5 @@ void *xrealloc(void *ptr, size_t size);
 void *xcalloc(size_t nmemb, size_t size);
 
 #endif
+
+/* end of file xmem.h */

src/yait.c

@@ -56,12 +56,14 @@
 #include <stdbool.h>
 #include <time.h>
 
+#define SHOW_TRACE
+
 #include "licence.h"
 #include "../lib/err.h"
 #include "../lib/fs.h"
-#include "../lib/xmem.h"
 #include "../lib/proginfo.h"
 #include "../lib/textc.h"
+#include "../lib/say.h"
 
 typedef enum { MIT, GPL, BSD, UNL } licence_t;
 
@@ -268,14 +270,15 @@ done\n\
 		return exit_status;
 	}
 
-	size_t len = strlen(package);
+	// size_t len = strlen(package);
-	char *pdir = xmalloc(len + 2);
+	// char *pdir = xmalloc(len + 2);
-	memcpy(pdir, package, len);
+	// memcpy(pdir, package, len);
-	pdir[len] = '/';
+	// pdir[len] = '/';
-	pdir[len + 1] = '\0';
+	// pdir[len + 1] = '\0';
+	char *pdir;
+	asprintf(&pdir, "%s/", package);
 
-	if (fs_new(pdir) == -1 && errno != EEXIST)
+	fs_new(pdir);
-		fatalfa(errno);
 	if (chdir(pdir))
 		fatalfa(errno);
 
@@ -287,9 +290,10 @@ done\n\
 ",
 		 "1 January 1970", "January 2025");
 
-	char path[BUFSIZ];
+	char *texi_buffer;
-	snprintf(path, sizeof(path), "doc/%s.texi", package);
+	// snprintf(path_buffer, sizeof(path_buffer), "doc/%s.texi", package);
-	fs_write(path, "\
+	asprintf(&texi_buffer, "doc/%s.texi", package);
+	fs_write(texi_buffer, "\
 \\input texinfo @c -*-texinfo-*-\n\
 @c %**start of header\n\
 @setfilename foo.info\n\
@@ -460,10 +464,13 @@ a @file{ChangeLog} entry.\n\
 ",
 		 author, author, author, author, author, author, author, author,
 		 author, author, author, author, author, author);
+	free(texi_buffer);
 
 	// TODO(vx-clutch): Why dosn't this write the source?
-	snprintf(path, sizeof(path), "src/%s.c", package);
+	// snprintf(path_buffer, sizeof(path_buffer), "src/%s.c", package);
-	fs_write(path, "\
+	char *src_path;
+	asprintf(&src_path, "src/%s.c", package);
+	fs_write(src_path, "\
 /* Copyright (C) %s\n\
  *\n\
  * This file is part of %s\n\
@@ -525,6 +532,7 @@ void print_version()\n\
 }\
 ",
 		 author, package, package, package, author);
+	free(src_path);
 
 	fs_write("tools/Cleanup", "\
 #!/bin/sh\n\