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more constness for stralloc and buffer

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This commit is contained in:
leitner 2015-02-04 02:57:56 +00:00
parent 38ea25fd9f
commit ed93e203a1
11 changed files with 18 additions and 17 deletions
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1
CHANGES
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@ -23,6 +23,7 @@
TCP_CORK (saves two syscalls)
add io_fd_flags so the caller can tell io_fd whether the socket is blocking
(saves one fcntl syscall)
more constness for stralloc and buffer
0.29:
save 8 bytes in taia.h for 64-bit systems

6
buffer.h
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@ -107,9 +107,9 @@ extern buffer *buffer_2;
#ifdef STRALLOC_H
/* write stralloc to buffer */
int buffer_putsa(buffer* b,stralloc* sa);
int buffer_putsa(buffer* b,const stralloc* sa);
/* write stralloc to buffer and flush */
int buffer_putsaflush(buffer* b,stralloc* sa);
int buffer_putsaflush(buffer* b,const stralloc* sa);
/* these "read token" functions return 0 if the token was complete or
* EOF was hit or -1 on error. In contrast to the non-stralloc token
@ -141,7 +141,7 @@ int buffer_get_new_token_sa_pred(buffer* b,stralloc* sa,sa_predicate p);
/* make a buffer from a stralloc.
* Do not change the stralloc after this! */
void buffer_fromsa(buffer* b,stralloc* sa); /* read from sa */
void buffer_fromsa(buffer* b,const stralloc* sa); /* read from sa */
int buffer_tosa(buffer*b,stralloc* sa); /* write to sa, auto-growing it */
#endif

2
buffer/buffer_fromsa.3
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@ -4,7 +4,7 @@ buffer_fromsa \- initialize buffer structure from stralloc
.SH SYNTAX
.B #include <buffer.h>
void \fBbuffer_fromsa\fR(buffer* \fIb\fR,stralloc* \fIsa\fR);
void \fBbuffer_fromsa\fR(buffer* \fIb\fR,const stralloc* \fIsa\fR);
.SH DESCRIPTION
buffer_fromsa makes a virtual read buffer from a stralloc. The buffer
reading functions will be able to read until the end of the data in the

2
buffer/buffer_fromsa.c
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@ -1,6 +1,6 @@
#include "stralloc.h"
#include "buffer.h"
void buffer_fromsa(buffer* b,stralloc* sa) {
void buffer_fromsa(buffer* b,const stralloc* sa) {
buffer_frombuf(b,sa->s,sa->len);
}

4
buffer/buffer_putsa.3
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@ -6,9 +6,9 @@ buffer_putsa \- write stralloc to buffer
.B #include <stralloc.h>
.B #include <buffer.h>
int \fBbuffer_putsa\fP(buffer* \fIb\fR,stralloc* \fIx\fR);
int \fBbuffer_putsa\fP(buffer* \fIb\fR,const stralloc* \fIx\fR);
.SH DESCRIPTION
buffer_putsa is equivalent to buffer_put(b,x.sa,x.len).
buffer_putsa is equivalent to buffer_put(b,x.s,x.len).
.SH "RETURN VALUE"
0 if everything is fine, -1 on error (setting \fIerrno\fR).
.SH "SEE ALSO"

2
buffer/buffer_putsa.c
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@ -1,6 +1,6 @@
#include "stralloc.h"
#include "buffer.h"
int buffer_putsa(buffer* b,stralloc* sa) {
int buffer_putsa(buffer* b,const stralloc* sa) {
return buffer_put(b,sa->s,sa->len);
}

4
buffer/buffer_putsaflush.3
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@ -6,9 +6,9 @@ buffer_putsa \- write stralloc to buffer and flush
.B #include <stralloc.h>
.B #include <buffer.h>
int \fBbuffer_putsaflush\fP(buffer* \fIb\fR,const char* \fIx\fR);
int \fBbuffer_putsaflush\fP(buffer* \fIb\fR,const stralloc* \fIx\fR);
.SH DESCRIPTION
buffer_putsaflush is equivalent to buffer_putflush(b,x.sa,x.len).
buffer_putsaflush is equivalent to buffer_putflush(b,x.s,x.len).
.SH "RETURN VALUE"
0 if everything is fine, -1 on error (setting \fIerrno\fR).
.SH "SEE ALSO"

2
buffer/buffer_putsaflush.c
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@ -1,6 +1,6 @@
#include "stralloc.h"
#include "buffer.h"
int buffer_putsaflush(buffer* b,stralloc* sa) {
int buffer_putsaflush(buffer* b,const stralloc* sa) {
return buffer_putflush(b,sa->s,sa->len);
}

8
stralloc.h
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@ -76,7 +76,7 @@ int stralloc_catm_internal(stralloc* sa,...);
#define stralloc_copym(sa,...) (stralloc_zero(sa), stralloc_catm_internal(sa,__VA_ARGS__,(char*)0))
/* stralloc_cat is analogous to stralloc_copy */
int stralloc_cat(stralloc* sa,stralloc* in);
int stralloc_cat(stralloc* sa,const stralloc* in);
/* stralloc_append adds one byte in[0] to the end of the string stored
* in sa. It is the same as stralloc_catb(&sa,in,1). */
@ -129,9 +129,9 @@ int stralloc_chomp(stralloc* sa);
#ifdef BUFFER_H
/* write stralloc to buffer */
int buffer_putsa(buffer* b,stralloc* sa);
int buffer_putsa(buffer* b,const stralloc* sa);
/* write stralloc to buffer and flush */
int buffer_putsaflush(buffer* b,stralloc* sa);
int buffer_putsaflush(buffer* b,const stralloc* sa);
/* these "read token" functions return 1 for a complete token, 0 if
* EOF was hit or -1 on error. In contrast to the non-stralloc token
@ -164,7 +164,7 @@ int buffer_get_new_token_sa_pred(buffer* b,stralloc* sa,sa_predicate p);
/* make a buffer (for reading) from a stralloc.
* Do not change the stralloc after this! */
void buffer_fromsa(buffer* b,stralloc* sa);
void buffer_fromsa(buffer* b,const stralloc* sa);
int buffer_tosa(buffer*b,stralloc* sa); /* write to sa, auto-growing it */
#endif

2
stralloc/stralloc_cat.3
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@ -4,7 +4,7 @@ stralloc_cat \- append data to a stralloc
.SH SYNTAX
.B #include <stralloc.h>
int \fBstralloc_cat\fP(stralloc* \fIsato\fR,stralloc* \fIsafrom\fR);
int \fBstralloc_cat\fP(stralloc* \fIsato\fR,const stralloc* \fIsafrom\fR);
.SH DESCRIPTION
stralloc_cat appends the string stored in \fIsafrom\fR to \fIsa\fR. It
is the same as

2
stralloc/stralloc_cat.c
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@ -1,7 +1,7 @@
#include "stralloc.h"
#include "str.h"
extern int stralloc_cat(stralloc *sa,stralloc *sa2) {
extern int stralloc_cat(stralloc *sa,const stralloc *sa2) {
return stralloc_catb(sa,sa2->s,sa2->len);
}