code-style pass #1, also using sizeof(char) is retarded - smu - smu - simple markup (Markdown) processor (fork, fixes + features)
(HTM) git clone git://git.codemadness.org/smu
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(DIR) Files
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(DIR) README
(DIR) LICENSE
---
(DIR) commit cb1471bace36cbe8097e56367f0d07d04e553217
(DIR) parent dc715a83638a2c710c99718d9ae7a95478913395
(HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Tue, 11 May 2021 02:13:42 +0200
code-style pass #1, also using sizeof(char) is retarded
Diffstat:
M smu.c | 360 +++++++++++++++++--------------
1 file changed, 196 insertions(+), 164 deletions(-)
---
(DIR) diff --git a/smu.c b/smu.c
@@ -11,7 +11,7 @@
#endif
#define LENGTH(x) sizeof(x)/sizeof(x[0])
-#define ADDC(b,i) if(i % BUFSIZ == 0) { b = realloc(b, (i + BUFSIZ) * sizeof(char)); if(!b) eprint("malloc"); } b[i]
+#define ADDC(b,i) if (i % BUFSIZ == 0) { b = realloc(b, (i + BUFSIZ)); if (!b) eprint("malloc"); } b[i]
typedef int (*Parser)(const char *, const char *, int);
typedef struct {
@@ -95,24 +95,27 @@ static const char *insert[][2] = {
};
void
-eprint(const char *format, ...) {
+eprint(const char *format, ...)
+{
va_list ap;
va_start(ap, format);
vfprintf(stderr, format, ap);
va_end(ap);
- exit(EXIT_FAILURE);
+ exit(1);
}
int
-doamp(const char *begin, const char *end, int newblock) {
+doamp(const char *begin, const char *end, int newblock)
+{
const char *p;
- if(*begin != '&')
+ if (*begin != '&')
return 0;
- if(!nohtml) {
- for(p = begin + 1; p != end && !strchr("; \\\n\t", *p); p++);
- if(p == end || *p == ';')
+ if (!nohtml) {
+ for (p = begin + 1; p != end && !strchr("; \\\n\t", *p); p++)
+ ;
+ if (p == end || *p == ';')
return 0;
}
fputs("&", stdout);
@@ -120,21 +123,21 @@ doamp(const char *begin, const char *end, int newblock) {
}
int
-dogtlt(const char *begin, const char *end, int newblock) {
+dogtlt(const char *begin, const char *end, int newblock)
+{
int brpos;
char c;
- if(nohtml || begin + 1 >= end)
+ if (nohtml || begin + 1 >= end)
return 0;
brpos = begin[1] == '>';
- if(!brpos && *begin != '<')
+ if (!brpos && *begin != '<')
return 0;
c = begin[brpos ? 0 : 1];
- if(!brpos && (c < 'a' || c > 'z') && (c < 'A' || c > 'Z')) {
+ if (!brpos && (c < 'a' || c > 'z') && (c < 'A' || c > 'Z')) {
fputs("<", stdout);
return 1;
- }
- else if(brpos && (c < 'a' || c > 'z') && (c < 'A' || c > 'Z') && !strchr("/\"'",c)) {
+ } else if (brpos && (c < 'a' || c > 'z') && (c < 'A' || c > 'Z') && !strchr("/\"'", c)) {
fprintf(stdout, "%c>",c);
return 2;
}
@@ -142,104 +145,106 @@ dogtlt(const char *begin, const char *end, int newblock) {
}
int
-docomment(const char *begin, const char *end, int newblock) {
+docomment(const char *begin, const char *end, int newblock)
+{
char *p;
- if(nohtml || strncmp("<!--", begin, 4))
+ if (nohtml || strncmp("<!--", begin, 4))
return 0;
p = strstr(begin, "-->");
- if(!p || p + 3 >= end)
+ if (!p || p + 3 >= end)
return 0;
fprintf(stdout, "%.*s\n", (int)(p + 3 - begin), begin);
return (p + 3 - begin) * (newblock ? -1 : 1);
}
int
-dohtml(const char *begin, const char *end, int newblock) {
+dohtml(const char *begin, const char *end, int newblock)
+{
const char *p, *tag, *tagend;
- if(nohtml || begin + 2 >= end)
+ if (nohtml || begin + 2 >= end)
return 0;
p = begin;
- if(p[0] != '<' || !isalpha(p[1]))
+ if (p[0] != '<' || !isalpha(p[1]))
return 0;
p++;
tag = p;
- for(; isalnum(*p) && p < end; p++);
+ for (; isalnum(*p) && p < end; p++)
+ ;
tagend = p;
- if(p > end || tag == tagend)
+ if (p > end || tag == tagend)
return 0;
- while((p = strstr(p, "</")) && p < end) {
+ while ((p = strstr(p, "</")) && p < end) {
p += 2;
- if(strncmp(p, tag, tagend - tag) == 0 && p[tagend - tag] == '>') {
+ if (strncmp(p, tag, tagend - tag) == 0 && p[tagend - tag] == '>') {
p++;
- fwrite(begin, sizeof(char), p - begin + tagend - tag + 1, stdout);
+ fwrite(begin, 1, p - begin + tagend - tag + 1, stdout);
return p - begin + tagend - tag + 1;
}
}
- p = strchr(tagend, '>');
- if(p) {
- fwrite(begin, sizeof(char), p - begin + 2, stdout);
+ if ((p = strchr(tagend, '>'))) {
+ fwrite(begin, 1, p - begin + 2, stdout);
return p - begin + 2;
- }
- else
+ } else {
return 0;
+ }
}
int
-dolineprefix(const char *begin, const char *end, int newblock) {
+dolineprefix(const char *begin, const char *end, int newblock)
+{
unsigned int i, j, l;
char *buffer;
const char *p;
- if(newblock)
+ if (newblock)
p = begin;
- else if(*begin == '\n')
+ else if (*begin == '\n')
p = begin + 1;
else
return 0;
- for(i = 0; i < LENGTH(lineprefix); i++) {
+ for (i = 0; i < LENGTH(lineprefix); i++) {
l = strlen(lineprefix[i].search);
- if(end - p < l)
+ if (end - p < l)
continue;
- if(strncmp(lineprefix[i].search, p, l))
+ if (strncmp(lineprefix[i].search, p, l))
continue;
- if(*begin == '\n')
+ if (*begin == '\n')
fputc('\n', stdout);
fputs(lineprefix[i].before, stdout);
- if(lineprefix[i].search[l-1] == '\n') {
+ if (lineprefix[i].search[l-1] == '\n') {
fputc('\n', stdout);
return l - 1;
}
- if(!(buffer = malloc(BUFSIZ)))
+ if (!(buffer = malloc(BUFSIZ)))
eprint("malloc");
buffer[0] = '\0';
/* Collect lines into buffer while they start with the prefix */
j = 0;
- while((strncmp(lineprefix[i].search, p, l) == 0) && p + l < end) {
+ while ((strncmp(lineprefix[i].search, p, l) == 0) && p + l < end) {
p += l;
/* Special case for blockquotes: optional space after > */
- if(lineprefix[i].search[0] == '>' && *p == ' ') {
+ if (lineprefix[i].search[0] == '>' && *p == ' ') {
p++;
}
- while(p < end) {
+ while (p < end) {
ADDC(buffer, j) = *p;
j++;
- if(*(p++) == '\n')
+ if (*(p++) == '\n')
break;
}
}
/* Skip empty lines in block */
- while(*(buffer + j - 1) == '\n') {
+ while (*(buffer + j - 1) == '\n')
j--;
- }
ADDC(buffer, j) = '\0';
- if(lineprefix[i].process)
+ if (lineprefix[i].process)
process(buffer, buffer + strlen(buffer), lineprefix[i].process >= 2);
else
hprint(buffer, buffer + strlen(buffer));
@@ -251,90 +256,93 @@ dolineprefix(const char *begin, const char *end, int newblock) {
}
int
-dolink(const char *begin, const char *end, int newblock) {
+dolink(const char *begin, const char *end, int newblock)
+{
long width = 0, height = 0;
int img, len, sep, parens_depth = 1;
char *numend;
const char *desc, *link, *p, *q, *descend, *linkend;
const char *title = NULL, *titleend = NULL;
- if(*begin == '[')
+ if (*begin == '[')
img = 0;
- else if(strncmp(begin, "![", 2) == 0)
+ else if (strncmp(begin, "![", 2) == 0)
img = 1;
else
return 0;
p = desc = begin + 1 + img;
- if(!(p = strstr(desc, "](")) || p > end)
+ if (!(p = strstr(desc, "](")) || p > end)
return 0;
- for(q = strstr(desc, "!["); q && q < end && q < p; q = strstr(q + 1, "!["))
- if(!(p = strstr(p + 1, "](")) || p > end)
+ for (q = strstr(desc, "!["); q && q < end && q < p; q = strstr(q + 1, "!["))
+ if (!(p = strstr(p + 1, "](")) || p > end)
return 0;
descend = p;
link = p + 2;
/* find end of link while handling nested parens */
q = link;
- while(parens_depth) {
- if(!(q = strpbrk(q, "()")) || q > end)
+ while (parens_depth) {
+ if (!(q = strpbrk(q, "()")) || q > end)
return 0;
- if(*q == '(')
+ if (*q == '(')
parens_depth++;
else
parens_depth--;
- if(parens_depth && q < end)
+ if (parens_depth && q < end)
q++;
}
- if((p = strpbrk(link, "\"'")) && p < end && q > p) {
+ if ((p = strpbrk(link, "\"'")) && p < end && q > p) {
sep = p[0]; /* separator: can be " or ' */
title = p + 1;
/* strip trailing whitespace */
- for(linkend = p; linkend > link && isspace(*(linkend - 1)); linkend--);
- for(titleend = title; titleend < q && *titleend != sep; titleend++);
- for(p = titleend + 1; p < end && isspace(*p); p++);
+ for (linkend = p; linkend > link && isspace(*(linkend - 1)); linkend--)
+ ;
+ for (titleend = title; titleend < q && *titleend != sep; titleend++)
+ ;
+ for (p = titleend + 1; p < end && isspace(*p); p++)
+ ;
/* image dimensions */
- if(*p == '=') {
+ if (*p == '=') {
width = strtol(++p, &numend, 10);
p = numend;
- if(*numend == 'x')
+ if (*numend == 'x')
height = strtol(++p, &numend, 10);
}
- }
- else {
+ } else {
/* strip trailing whitespace */
- for(linkend = q; linkend > link && isspace(*(linkend - 1)); linkend--);
+ for (linkend = q; linkend > link && isspace(*(linkend - 1)); linkend--)
+ ;
}
/* Links can be given in angular brackets */
- if(*link == '<' && *(linkend - 1) == '>') {
+ if (*link == '<' && *(linkend - 1) == '>') {
link++;
linkend--;
}
len = q + 1 - begin;
- if(img) {
+ if (img) {
fputs("<img src=\"", stdout);
hprintattr(link, linkend);
fputs("\" alt=\"", stdout);
hprintattr(desc, descend);
fputs("\" ", stdout);
- if(title && titleend) {
+ if (title && titleend) {
fputs("title=\"", stdout);
hprintattr(title, titleend);
fputs("\" ", stdout);
}
- if(width > 0)
+ if (width > 0)
printf("width=\"%ld\" ", width);
- if(height > 0)
+ if (height > 0)
printf("height=\"%ld\" ", height);
fputs("/>", stdout);
- }
- else {
+ } else {
fputs("<a href=\"", stdout);
hprintattr(link, linkend);
fputs("\"", stdout);
- if(title && titleend) {
+ if (title && titleend) {
fputs(" title=\"", stdout);
hprintattr(title, titleend);
fputs("\"", stdout);
@@ -347,48 +355,52 @@ dolink(const char *begin, const char *end, int newblock) {
}
int
-dolist(const char *begin, const char *end, int newblock) {
+dolist(const char *begin, const char *end, int newblock)
+{
unsigned int i, j, indent, run, ul, isblock;
const char *p, *q;
char *buffer = NULL;
char marker;
isblock = 0;
- if(newblock)
+ if (newblock)
p = begin;
- else if(*begin == '\n')
+ else if (*begin == '\n')
p = begin + 1;
else
return 0;
q = p;
- if(*p == '-' || *p == '*' || *p == '+') {
+ if (*p == '-' || *p == '*' || *p == '+') {
ul = 1;
marker = *p;
} else {
ul = 0;
- for(; p < end && *p >= '0' && *p <= '9'; p++);
- if(p >= end || *p != '.')
+ for (; p < end && *p >= '0' && *p <= '9'; p++)
+ ;
+ if (p >= end || *p != '.')
return 0;
}
p++;
- if(p >= end || !(*p == ' ' || *p == '\t'))
+ if (p >= end || !(*p == ' ' || *p == '\t'))
return 0;
- for(p++; p != end && (*p == ' ' || *p == '\t'); p++);
+ for (p++; p != end && (*p == ' ' || *p == '\t'); p++)
+ ;
indent = p - q;
buffer = ereallocz(buffer, BUFSIZ);
- if(!newblock)
+ if (!newblock)
fputc('\n', stdout);
fputs(ul ? "<ul>\n" : "<ol>\n", stdout);
run = 1;
- for(; p < end && run; p++) {
- for(i = 0; p < end && run; p++, i++) {
- if(*p == '\n') {
- if(p + 1 == end)
+ for (; p < end && run; p++) {
+ for (i = 0; p < end && run; p++, i++) {
+ if (*p == '\n') {
+ if (p + 1 == end)
break;
else {
/* Handle empty lines */
- for(q = p + 1; (*q == ' ' || *q == '\t') && q < end; q++);
- if(*q == '\n') {
+ for (q = p + 1; (*q == ' ' || *q == '\t') && q < end; q++)
+ ;
+ if (*q == '\n') {
ADDC(buffer, i) = '\n';
i++;
run = 0;
@@ -398,25 +410,27 @@ dolist(const char *begin, const char *end, int newblock) {
}
q = p + 1;
j = 0;
- if(ul && *q == marker)
+ if (ul && *q == marker)
j = 1;
- else if(!ul) {
- for(; q + j != end && q[j] >= '0' && q[j] <= '9' && j < indent; j++);
- if(q + j == end)
+ else if (!ul) {
+ for (; q + j != end && q[j] >= '0' && q[j] <= '9' && j < indent; j++)
+ ;
+ if (q + j == end)
break;
- if(j > 0 && q[j] == '.')
+ if (j > 0 && q[j] == '.')
j++;
else
j = 0;
}
- if(q + indent < end)
- for(; (q[j] == ' ' || q[j] == '\t') && j < indent; j++);
- if(j == indent) {
+ if (q + indent < end)
+ for (; (q[j] == ' ' || q[j] == '\t') && j < indent; j++)
+ ;
+ if (j == indent) {
ADDC(buffer, i) = '\n';
i++;
p += indent;
run = 1;
- if(*q == ' ' || *q == '\t')
+ if (*q == ' ' || *q == '\t')
p++;
else
break;
@@ -434,39 +448,44 @@ dolist(const char *begin, const char *end, int newblock) {
fputs(ul ? "</ul>\n" : "</ol>\n", stdout);
free(buffer);
p--;
- while(*(--p) == '\n');
+ while (*(--p) == '\n')
+ ;
+
return -(p - begin + 1);
}
int
-doparagraph(const char *begin, const char *end, int newblock) {
+doparagraph(const char *begin, const char *end, int newblock)
+{
const char *p;
- if(!newblock)
+ if (!newblock)
return 0;
p = strstr(begin, "\n\n");
- if(!p || p > end)
+ if (!p || p > end)
p = end;
- if(p - begin <= 1)
+ if (p - begin <= 1)
return 0;
fputs("<p>", stdout);
process(begin, p, 0);
fputs("</p>\n", stdout);
+
return -(p - begin);
}
int
-doreplace(const char *begin, const char *end, int newblock) {
+doreplace(const char *begin, const char *end, int newblock)
+{
unsigned int i, l;
- for(i = 0; i < LENGTH(insert); i++)
- if(strncmp(insert[i][0], begin, strlen(insert[i][0])) == 0)
+ for (i = 0; i < LENGTH(insert); i++)
+ if (strncmp(insert[i][0], begin, strlen(insert[i][0])) == 0)
fputs(insert[i][1], stdout);
- for(i = 0; i < LENGTH(replace); i++) {
+ for (i = 0; i < LENGTH(replace); i++) {
l = strlen(replace[i][0]);
- if(end - begin < l)
+ if (end - begin < l)
continue;
- if(strncmp(replace[i][0], begin, l) == 0) {
+ if (strncmp(replace[i][0], begin, l) == 0) {
fputs(replace[i][1], stdout);
return l;
}
@@ -475,13 +494,14 @@ doreplace(const char *begin, const char *end, int newblock) {
}
int
-doshortlink(const char *begin, const char *end, int newblock) {
+doshortlink(const char *begin, const char *end, int newblock)
+{
const char *p, *c;
int ismail = 0;
- if(*begin != '<')
+ if (*begin != '<')
return 0;
- for(p = begin + 1; p != end; p++) {
+ for (p = begin + 1; p != end; p++) {
switch(*p) {
case ' ':
case '\t':
@@ -492,20 +512,20 @@ doshortlink(const char *begin, const char *end, int newblock) {
ismail = -1;
break;
case '@':
- if(ismail == 0)
+ if (ismail == 0)
ismail = 1;
break;
case '>':
- if(ismail == 0)
+ if (ismail == 0)
return 0;
fputs("<a href=\"", stdout);
- if(ismail == 1) {
+ if (ismail == 1) {
/* mailto: */
fputs("mailto:", stdout);
- for(c = begin + 1; *c != '>'; c++)
+ for (c = begin + 1; *c != '>'; c++)
fprintf(stdout, "&#%u;", *c);
fputs("\">", stdout);
- for(c = begin + 1; *c != '>'; c++)
+ for (c = begin + 1; *c != '>'; c++)
fprintf(stdout, "&#%u;", *c);
}
else {
@@ -521,13 +541,14 @@ doshortlink(const char *begin, const char *end, int newblock) {
}
int
-dosurround(const char *begin, const char *end, int newblock) {
+dosurround(const char *begin, const char *end, int newblock)
+{
unsigned int i, l;
const char *p, *start, *stop;
- for(i = 0; i < LENGTH(surround); i++) {
+ for (i = 0; i < LENGTH(surround); i++) {
l = strlen(surround[i].search);
- if(end - begin < 2*l || strncmp(begin, surround[i].search, l) != 0)
+ if (end - begin < 2*l || strncmp(begin, surround[i].search, l) != 0)
continue;
start = begin + l;
p = start - 1;
@@ -537,7 +558,7 @@ dosurround(const char *begin, const char *end, int newblock) {
} while(p && p[-1] == '\\');
if (p && p[-1] != '\\')
stop = p;
- if(!stop || stop < start || stop >= end)
+ if (!stop || stop < start || stop >= end)
continue;
fputs(surround[i].before, stdout);
@@ -548,7 +569,7 @@ dosurround(const char *begin, const char *end, int newblock) {
l++;
}
- if(surround[i].process)
+ if (surround[i].process)
process(start, stop, 0);
else
hprint(start, stop);
@@ -559,22 +580,25 @@ dosurround(const char *begin, const char *end, int newblock) {
}
int
-dounderline(const char *begin, const char *end, int newblock) {
+dounderline(const char *begin, const char *end, int newblock)
+{
unsigned int i, j, l;
const char *p;
- if(!newblock)
+ if (!newblock)
return 0;
p = begin;
- for(l = 0; p + l != end && p[l] != '\n'; l++);
+ for (l = 0; p + l != end && p[l] != '\n'; l++)
+ ;
p += l + 1;
- if(l == 0)
+ if (l == 0)
return 0;
- for(i = 0; i < LENGTH(underline); i++) {
- for(j = 0; p + j != end && p[j] != '\n' && p[j] == underline[i].search[0]; j++);
- if(j >= l) {
+ for (i = 0; i < LENGTH(underline); i++) {
+ for (j = 0; p + j != end && p[j] != '\n' && p[j] == underline[i].search[0]; j++)
+ ;
+ if (j >= l) {
fputs(underline[i].before, stdout);
- if(underline[i].process)
+ if (underline[i].process)
process(begin, begin + l, 0);
else
hprint(begin, begin + l);
@@ -586,27 +610,29 @@ dounderline(const char *begin, const char *end, int newblock) {
}
void *
-ereallocz(void *p, size_t size) {
+ereallocz(void *p, size_t size)
+{
void *res;
res = realloc(p, size);
- if(!res)
+ if (!res)
eprint("realloc: %zu bytes\n", size);
return res;
}
void
-hprintattr(const char *begin, const char *end) {
+hprintattr(const char *begin, const char *end)
+{
const char *p;
- for(p = begin; p != end; p++) {
- if(*p == '&')
+ for (p = begin; p != end; p++) {
+ if (*p == '&')
fputs("&", stdout);
- else if(*p == '"')
+ else if (*p == '"')
fputs(""", stdout);
- else if(*p == '>')
+ else if (*p == '>')
fputs(">", stdout);
- else if(*p == '<')
+ else if (*p == '<')
fputs("<", stdout);
else
fputc(*p, stdout);
@@ -614,15 +640,16 @@ hprintattr(const char *begin, const char *end) {
}
void
-hprint(const char *begin, const char *end) {
+hprint(const char *begin, const char *end)
+{
const char *p;
- for(p = begin; p != end; p++) {
- if(*p == '&')
+ for (p = begin; p != end; p++) {
+ if (*p == '&')
fputs("&", stdout);
- else if(*p == '>')
+ else if (*p == '>')
fputs(">", stdout);
- else if(*p == '<')
+ else if (*p == '<')
fputs("<", stdout);
else
fputc(*p, stdout);
@@ -630,31 +657,33 @@ hprint(const char *begin, const char *end) {
}
void
-process(const char *begin, const char *end, int newblock) {
+process(const char *begin, const char *end, int newblock)
+{
const char *p, *q;
int affected;
unsigned int i;
- for(p = begin; p < end;) {
- if(newblock)
- while(*p == '\n')
- if(++p == end)
+ for (p = begin; p < end;) {
+ if (newblock)
+ while (*p == '\n')
+ if (++p == end)
return;
affected = 0;
- for(i = 0; i < LENGTH(parsers) && !affected; i++)
+ for (i = 0; i < LENGTH(parsers) && !affected; i++)
affected = parsers[i](p, end, newblock);
p += abs(affected);
- if(!affected) {
- if(nohtml)
+ if (!affected) {
+ if (nohtml)
hprint(p, p + 1);
else
fputc(*p, stdout);
p++;
}
- for(q = p; q != end && *q == '\n'; q++);
- if(q == end)
+ for (q = p; q != end && *q == '\n'; q++)
+ ;
+ if (q == end)
return;
- else if(p[0] == '\n' && p + 1 != end && p[1] == '\n')
+ else if (p[0] == '\n' && p + 1 != end && p[1] == '\n')
newblock = 1;
else
newblock = affected < 0;
@@ -662,12 +691,14 @@ process(const char *begin, const char *end, int newblock) {
}
void
-usage(char **argv) {
+usage(char **argv)
+{
eprint("usage: %s [-n]\n\t-n escape HTML strictly\n", argv[0]);
}
int
-main(int argc, char *argv[]) {
+main(int argc, char *argv[])
+{
char *buffer = NULL;
int s, i;
unsigned long len, bsize;
@@ -676,14 +707,14 @@ main(int argc, char *argv[]) {
if (pledge("stdio", NULL) == -1)
eprint("pledge");
- for(i = 1; i < argc; i++) {
- if(!strcmp("-v", argv[i]))
+ for (i = 1; i < argc; i++) {
+ if (!strcmp("-v", argv[i]))
eprint("simple markup %s\n",VERSION);
- else if(!strcmp("-n", argv[i]))
+ else if (!strcmp("-n", argv[i]))
nohtml = 1;
- else if(argv[i][0] != '-' || !strcmp("-h", argv[i]))
+ else if (argv[i][0] != '-' || !strcmp("-h", argv[i]))
usage(argv);
- else if(!strcmp("--", argv[i])) {
+ else if (!strcmp("--", argv[i])) {
i++;
break;
}
@@ -693,16 +724,17 @@ main(int argc, char *argv[]) {
bsize = 2 * BUFSIZ;
buffer = ereallocz(buffer, bsize);
len = 0;
- while((s = fread(buffer + len, 1, BUFSIZ, source))) {
+ while ((s = fread(buffer + len, 1, BUFSIZ, source))) {
len += s;
- if(BUFSIZ + len + 1 > bsize) {
+ if (BUFSIZ + len + 1 > bsize) {
bsize += BUFSIZ;
- if(!(buffer = realloc(buffer, bsize)))
+ if (!(buffer = realloc(buffer, bsize)))
eprint("realloc failed.");
}
}
buffer[len] = '\0';
process(buffer, buffer + len, 1);
free(buffer);
- return EXIT_SUCCESS;
+
+ return 0;
}