Release 4.18 scripts/kconfig/util.c

/*
 * Copyright (C) 2002-2005 Roman Zippel <zippel@linux-m68k.org>
 * Copyright (C) 2002-2005 Sam Ravnborg <sam@ravnborg.org>
 *
 * Released under the terms of the GNU GPL v2.0.
 */

#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include "lkc.h"

/* file already present in list? If not add it */


struct file *file_lookup(const char *name)
{
	struct file *file;

	for (file = file_list; file; file = file->next) {
		if (!strcmp(name, file->name)) {
			return file;
		}
	}

	file = xmalloc(sizeof(*file));
	memset(file, 0, sizeof(*file));
	file->name = xstrdup(name);
	file->next = file_list;
	file_list = file;
	return file;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Sam Ravnborg
89
92.71%
1
25.00%
Masahiro Yamada
4
4.17%
1
25.00%
Arnaud Lacombe
2
2.08%
1
25.00%
Alan Cox
1
1.04%
1
25.00%
Total
96
100.00%
4
100.00%

/* write a dependency file as used by kbuild to track dependencies */


int file_write_dep(const char *name)
{
	struct file *file;
	FILE *out;

	if (!name)
		name = ".kconfig.d";
	out = fopen("..config.tmp", "w");
	if (!out)
		return 1;
	fprintf(out, "deps_config := \\\n");
	for (file = file_list; file; file = file->next) {
		if (file->next)
			fprintf(out, "\t%s \\\n", file->name);
		else
			fprintf(out, "\t%s\n", file->name);
	}
	fprintf(out, "\n%s: \\\n"
		     "\t$(deps_config)\n\n", conf_get_autoconfig_name());

	env_write_dep(out, conf_get_autoconfig_name());

	fprintf(out, "\n$(deps_config): ;\n");
	fclose(out);
	rename("..config.tmp", name);
	return 0;
}


Contributors
Person
Tokens
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Commits
CommitProp
Sam Ravnborg
118
85.51%
2
33.33%
Roman Zippel
13
9.42%
2
33.33%
Markus Heidelberg
6
4.35%
1
16.67%
Masahiro Yamada
1
0.72%
1
16.67%
Total
138
100.00%
6
100.00%

/* Allocate initial growable string */


struct gstr str_new(void)
{
	struct gstr gs;
	gs.s = xmalloc(sizeof(char) * 64);
	gs.len = 64;
	gs.max_width = 0;
	strcpy(gs.s, "\0");
	return gs;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Sam Ravnborg
42
84.00%
1
25.00%
Vadim Bendebury
6
12.00%
1
25.00%
Alan Cox
1
2.00%
1
25.00%
Christophe Jaillet
1
2.00%
1
25.00%
Total
50
100.00%
4
100.00%

/* Free storage for growable string */


void str_free(struct gstr *gs)
{
	if (gs->s)
		free(gs->s);
	gs->s = NULL;
	gs->len = 0;
}

Contributors
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Sam Ravnborg
35
100.00%
1
100.00%
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35
100.00%
1
100.00%

/* Append to growable string */


void str_append(struct gstr *gs, const char *s)
{
	size_t l;
	if (s) {
		l = strlen(gs->s) + strlen(s) + 1;
		if (l > gs->len) {
			gs->s = xrealloc(gs->s, l);
			gs->len = l;
		}
		strcat(gs->s, s);
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Sam Ravnborg
77
98.72%
2
66.67%
Masahiro Yamada
1
1.28%
1
33.33%
Total
78
100.00%
3
100.00%

/* Append printf formatted string to growable string */


void str_printf(struct gstr *gs, const char *fmt, ...)
{
	va_list ap;
	char s[10000]; /* big enough... */
	va_start(ap, fmt);
	vsnprintf(s, sizeof(s), fmt, ap);
	str_append(gs, s);
	va_end(ap);
}

Contributors
Person
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CommitProp
Sam Ravnborg
60
100.00%
1
100.00%
Total
60
100.00%
1
100.00%

/* Retrieve value of growable string */


const char *str_get(struct gstr *gs)
{
	return gs->s;
}

Contributors
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CommitProp
Sam Ravnborg
17
100.00%
1
100.00%
Total
17
100.00%
1
100.00%



void *xmalloc(size_t size)
{
	void *p = malloc(size);
	if (p)
		return p;
	fprintf(stderr, "Out of memory.\n");
	exit(1);
}

Contributors
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CommitProp
Alan Cox
37
100.00%
1
100.00%
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37
100.00%
1
100.00%



void *xcalloc(size_t nmemb, size_t size)
{
	void *p = calloc(nmemb, size);
	if (p)
		return p;
	fprintf(stderr, "Out of memory.\n");
	exit(1);
}

Contributors
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CommitProp
Alan Cox
42
100.00%
1
100.00%
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42
100.00%
1
100.00%



void *xrealloc(void *p, size_t size)
{
	p = realloc(p, size);
	if (p)
		return p;
	fprintf(stderr, "Out of memory.\n");
	exit(1);
}

Contributors
Person
Tokens
Prop
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CommitProp
Masahiro Yamada
41
100.00%
1
100.00%
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41
100.00%
1
100.00%



char *xstrdup(const char *s)
{
	char *p;

	p = strdup(s);
	if (p)
		return p;
	fprintf(stderr, "Out of memory.\n");
	exit(1);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Masahiro Yamada
41
100.00%
1
100.00%
Total
41
100.00%
1
100.00%



char *xstrndup(const char *s, size_t n)
{
	char *p;

	p = strndup(s, n);
	if (p)
		return p;
	fprintf(stderr, "Out of memory.\n");
	exit(1);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Masahiro Yamada
46
100.00%
1
100.00%
Total
46
100.00%
1
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Sam Ravnborg
450
64.19%
3
16.67%
Masahiro Yamada
134
19.12%
4
22.22%
Alan Cox
81
11.55%
1
5.56%
Roman Zippel
13
1.85%
2
11.11%
Arnaud Lacombe
8
1.14%
3
16.67%
Vadim Bendebury
6
0.86%
1
5.56%
Markus Heidelberg
6
0.86%
1
5.56%
Matt Mackall
1
0.14%
1
5.56%
Thomas Weber
1
0.14%
1
5.56%
Christophe Jaillet
1
0.14%
1
5.56%
Total
701
100.00%
18
100.00%
Directory: scripts/kconfig

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