mirror of
https://github.com/pkgconf/pkgconf.git
synced 2026-01-27 01:44:34 +00:00
62473d1481
This copies a pkgconf_buffer_t to a pkgconf_output_t. Signed-off-by: Ariadne Conill <ariadne@ariadne.space>
111 lines
2.5 KiB
C
111 lines
2.5 KiB
C
/*
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* output.c
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* I/O abstraction layer
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*
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* Copyright (c) 2025 pkgconf authors (see AUTHORS).
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* This software is provided 'as is' and without any warranty, express or
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* implied. In no event shall the authors be liable for any damages arising
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* from the use of this software.
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*/
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#include <libpkgconf/stdinc.h>
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#include <libpkgconf/libpkgconf.h>
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bool
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pkgconf_output_putbuf(pkgconf_output_t *output, pkgconf_output_stream_t stream, const pkgconf_buffer_t *buffer, bool newline)
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{
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bool ret;
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pkgconf_buffer_t buf = PKGCONF_BUFFER_INITIALIZER;
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if (pkgconf_buffer_len(buffer) != 0)
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pkgconf_buffer_append(&buf, pkgconf_buffer_str(buffer));
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if (newline)
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pkgconf_buffer_push_byte(&buf, '\n');
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ret = output->write(output, stream, &buf);
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pkgconf_buffer_finalize(&buf);
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return ret;
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}
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bool
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pkgconf_output_puts(pkgconf_output_t *output, pkgconf_output_stream_t stream, const char *str)
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{
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bool ret;
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pkgconf_buffer_t buf = PKGCONF_BUFFER_INITIALIZER;
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pkgconf_buffer_append(&buf, str);
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pkgconf_buffer_push_byte(&buf, '\n');
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ret = output->write(output, stream, &buf);
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pkgconf_buffer_finalize(&buf);
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return ret;
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}
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bool
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pkgconf_output_fmt(pkgconf_output_t *output, pkgconf_output_stream_t stream, const char *fmt, ...)
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{
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bool ret;
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va_list va;
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va_start(va, fmt);
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ret = pkgconf_output_vfmt(output, stream, fmt, va);
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va_end(va);
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return ret;
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}
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bool
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pkgconf_output_vfmt(pkgconf_output_t *output, pkgconf_output_stream_t stream, const char *fmt, va_list src_va)
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{
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va_list va;
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bool ret;
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pkgconf_buffer_t buf = PKGCONF_BUFFER_INITIALIZER;
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va_copy(va, src_va);
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pkgconf_buffer_append_vfmt(&buf, fmt, va);
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va_end(va);
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ret = output->write(output, stream, &buf);
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pkgconf_buffer_finalize(&buf);
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return ret;
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}
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static bool
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pkgconf_output_stdio_write(pkgconf_output_t *output, pkgconf_output_stream_t stream, const pkgconf_buffer_t *buffer)
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{
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(void) output;
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FILE *target = stream == PKGCONF_OUTPUT_STDERR ? stderr : stdout;
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if (buffer != NULL)
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{
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const char *str = pkgconf_buffer_str(buffer);
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size_t size = pkgconf_buffer_len(buffer);
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if (size > 0 && !fwrite(str, size, 1, target))
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return false;
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}
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fflush(target);
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return true;
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}
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static pkgconf_output_t pkgconf_default_output = {
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.privdata = NULL,
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.write = pkgconf_output_stdio_write,
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};
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pkgconf_output_t *
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pkgconf_output_default(void)
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{
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return &pkgconf_default_output;
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}
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