diff options
Diffstat (limited to '')
-rw-r--r-- | src/communication.c | 2 | ||||
-rw-r--r-- | src/coopgamma-server/chaining.c | 257 | ||||
-rw-r--r-- | src/coopgamma-server/chaining.h | 75 | ||||
-rw-r--r-- | src/coopgammad.c | 8 | ||||
-rw-r--r-- | src/server.c | 6 | ||||
-rw-r--r-- | src/servers/coopgamma.c (renamed from src/coopgamma-server/server.c) | 233 | ||||
-rw-r--r-- | src/servers/coopgamma.h (renamed from src/coopgamma-server/server.h) | 4 | ||||
-rw-r--r-- | src/servers/crtc.c (renamed from src/crtc-server/server.c) | 2 | ||||
-rw-r--r-- | src/servers/crtc.h (renamed from src/crtc-server/server.h) | 4 | ||||
-rw-r--r-- | src/servers/gamma.c (renamed from src/gamma-server/server.c) | 4 | ||||
-rw-r--r-- | src/servers/gamma.h (renamed from src/gamma-server/server.h) | 4 | ||||
-rw-r--r-- | src/servers/kernel.c (renamed from src/kernel.c) | 4 | ||||
-rw-r--r-- | src/servers/kernel.h (renamed from src/kernel.h) | 4 |
13 files changed, 251 insertions, 356 deletions
diff --git a/src/communication.c b/src/communication.c index c508992..fc11ab8 100644 --- a/src/communication.c +++ b/src/communication.c @@ -17,7 +17,7 @@ */ #include "communication.h" #include "state.h" -#include "coopgamma-server/server.h" +#include "servers/coopgamma.h" #include <sys/socket.h> #include <errno.h> diff --git a/src/coopgamma-server/chaining.c b/src/coopgamma-server/chaining.c deleted file mode 100644 index b2739c2..0000000 --- a/src/coopgamma-server/chaining.c +++ /dev/null @@ -1,257 +0,0 @@ -/** - * coopgammad -- Cooperative gamma server - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ -#include "chaining.h" - -#include <libclut.h> - -#include <stdio.h> -#include <stdlib.h> - - - -/** - * The name of the process - */ -extern char* restrict argv0; - - - -/** - * Apply a filter on top of another filter - * - * @param dest The output for the resulting ramp-trio, must be initialised - * @param application The red, green and blue ramps, as one single raw array, - * of the filter that should be applied - * @param depth -1: `float` stops - * -2: `double` stops - * Other: the number of bits of each (integral) stop - * @param base The CLUT on top of which the new filter should be applied, - * this can be the same pointer as `dest` - */ -void apply_filter(union gamma_ramps* restrict dest, void* restrict application, - int depth, union gamma_ramps* restrict base) -{ - union gamma_ramps app; - size_t bytedepth; - size_t red_width, green_width, blue_width; - - if (depth == -1) - bytedepth = sizeof(float); - else if (depth == -2) - bytedepth = sizeof(double); - else - bytedepth = (size_t)depth / 8; - - red_width = (app.u8.red_size = base->u8.red_size) * bytedepth; - green_width = (app.u8.green_size = base->u8.green_size) * bytedepth; - blue_width = (app.u8.blue_size = base->u8.blue_size) * bytedepth; - - app.u8.red = application; - app.u8.green = app.u8.red + red_width; - app.u8.blue = app.u8.green + green_width; - - if (dest != base) - { - memcpy(dest->u8.red, base->u8.red, red_width); - memcpy(dest->u8.green, base->u8.green, green_width); - memcpy(dest->u8.blue, base->u8.blue, blue_width); - } - - switch (depth) - { - case 8: - libclut_apply(&(dest->u8), UINT8_MAX, uint8_t, &(app.u8), UINT8_MAX, uint8_t, 1, 1, 1); - break; - case 16: - libclut_apply(&(dest->u16), UINT16_MAX, uint16_t, &(app.u16), UINT16_MAX, uint16_t, 1, 1, 1); - break; - case 32: - libclut_apply(&(dest->u32), UINT32_MAX, uint32_t, &(app.u32), UINT32_MAX, uint32_t, 1, 1, 1); - break; - case 64: - libclut_apply(&(dest->u64), UINT64_MAX, uint64_t, &(app.u64), UINT64_MAX, uint64_t, 1, 1, 1); - break; - case -1: - libclut_apply(&(dest->f), 1.0f, float, &(app.d), 1.0f, float, 1, 1, 1); - break; - case -2: - libclut_apply(&(dest->d), (double)1, double, &(app.f), (double)1, double, 1, 1, 1); - break; - default: - abort(); - } -} - - - -/** - * Remove a filter from an output - * - * @param out The output - * @param filter The filter - * @return The index of the filter, `out->table_size` if not found - */ -static ssize_t remove_filter(struct output* restrict out, struct filter* restrict filter) -{ - size_t i, n = out->table_size; - - for (i = 0; i < n; i++) - if (!strcmp(filter->class, out->table_filters[i].class)) - break; - - if (i == out->table_size) - { - fprintf(stderr, "%s: ignoring attempt to removing non-existing filter on CRTC %s: %s", - argv0, out->name, filter->class); - return (ssize_t)(out->table_size); - } - - filter_destroy(out->table_filters + i); - libgamma_gamma_ramps8_destroy(&(out->table_sums[i].u8)); - - n = n - i - 1; - memmove(out->table_filters + i, out->table_filters + i + 1, n * sizeof(*(out->table_filters))); - memmove(out->table_sums + i, out->table_sums + i + 1, n * sizeof(*(out->table_sums))); - out->table_size--; - - return (ssize_t)i; -} - - -/** - * Add a filter to an output - * - * @param out The output - * @param filter The filter - * @return The index given to the filter, -1 on error - */ -ssize_t add_filter(struct output* restrict out, struct filter* restrict filter) -{ - size_t i, n = out->table_size; - int r = -1; - - /* Remove? */ - if (filter->lifespan == LIFESPAN_REMOVE) - return remove_filter(out, filter); - - /* Update? */ - for (i = 0; i < n; i++) - if (!strcmp(filter->class, out->table_filters[i].class)) - break; - if (i != n) - { - filter_destroy(out->table_filters + i); - out->table_filters[i] = *filter; - return (ssize_t)i; - } - - /* Add! */ - for (i = 0; i < n; i++) - if (filter->priority > out->table_filters[i].priority) - break; - - if (n == out->table_alloc) - { - void* new; - - new = realloc(out->table_filters, (n + 10) * sizeof(*(out->table_filters))); - if (new == NULL) - return -1; - out->table_filters = new; - - new = realloc(out->table_sums, (n + 10) * sizeof(*(out->table_sums))); - if (new == NULL) - return -1; - out->table_sums = new; - - out->table_alloc += 10; - } - - memmove(out->table_filters + i + 1, out->table_filters + i, (n - i) * sizeof(*(out->table_filters))); - memmove(out->table_sums + i + 1, out->table_sums + i, (n - i) * sizeof(*(out->table_sums))); - out->table_size++; - - COPY_RAMP_SIZES(&(out->table_sums[i].u8), out); - switch (out->depth) - { - case 8: r = libgamma_gamma_ramps8_initialise(&(out->table_sums[i].u8)); break; - case 16: r = libgamma_gamma_ramps16_initialise(&(out->table_sums[i].u16)); break; - case 32: r = libgamma_gamma_ramps32_initialise(&(out->table_sums[i].u32)); break; - case 64: r = libgamma_gamma_ramps64_initialise(&(out->table_sums[i].u64)); break; - case -1: r = libgamma_gamma_rampsf_initialise(&(out->table_sums[i].f)); break; - case -2: r = libgamma_gamma_rampsd_initialise(&(out->table_sums[i].d)); break; - default: - abort(); - } - if (r < 0) - return -1; - - out->table_filters[i] = *filter; - - return (ssize_t)i; -} - - -/** - * Make identity mapping ramps - * - * @param ramps Output parameter for the ramps - * @param output The output for which the ramps shall be configured - * @return Zero on success, -1 on error - */ -int make_plain_ramps(union gamma_ramps* restrict ramps, struct output* restrict output) -{ - COPY_RAMP_SIZES(&(ramps->u8), output); - switch (output->depth) - { - case 8: - if (libgamma_gamma_ramps8_initialise(&(ramps->u8))) - return -1; - libclut_start_over(&(ramps->u8), UINT8_MAX, uint8_t, 1, 1, 1); - break; - case 16: - if (libgamma_gamma_ramps16_initialise(&(ramps->u16))) - return -1; - libclut_start_over(&(ramps->u16), UINT16_MAX, uint16_t, 1, 1, 1); - break; - case 32: - if (libgamma_gamma_ramps32_initialise(&(ramps->u32))) - return -1; - libclut_start_over(&(ramps->u32), UINT32_MAX, uint32_t, 1, 1, 1); - break; - case 64: - if (libgamma_gamma_ramps64_initialise(&(ramps->u64))) - return -1; - libclut_start_over(&(ramps->u64), UINT64_MAX, uint64_t, 1, 1, 1); - break; - case -1: - if (libgamma_gamma_rampsf_initialise(&(ramps->f))) - return -1; - libclut_start_over(&(ramps->f), 1.0f, float, 1, 1, 1); - break; - case -2: - if (libgamma_gamma_rampsd_initialise(&(ramps->d))) - return -1; - libclut_start_over(&(ramps->d), (double)1, double, 1, 1, 1); - break; - default: - abort(); - } - return 0; -} - diff --git a/src/coopgamma-server/chaining.h b/src/coopgamma-server/chaining.h deleted file mode 100644 index cd31e5a..0000000 --- a/src/coopgamma-server/chaining.h +++ /dev/null @@ -1,75 +0,0 @@ -/** - * coopgammad -- Cooperative gamma server - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ -#ifndef COOPGAMMA_SERVER_CHAINING -#define COOPGAMMA_SERVER_CHAINING - - -#include "../types/output.h" - - - -#ifndef GCC_ONLY -# if defined(__GNUC__) && !defined(__clang__) -# define GCC_ONLY(...) __VA_ARGS__ -# else -# define GCC_ONLY(...) /* nothing */ -# endif -#endif - - - -/** - * Apply a filter on top of another filter - * - * @param dest The output for the resulting ramp-trio, must be initialised - * @param application The red, green and blue ramps, as one single raw array, - * of the filter that should be applied - * @param depth -1: `float` stops - * -2: `double` stops - * Other: the number of bits of each (integral) stop - * @param base The CLUT on top of which the new filter should be applied, - * this can be the same pointer as `dest` - */ -GCC_ONLY(__attribute__((nonnull))) -void apply_filter(union gamma_ramps* restrict dest, void* restrict application, - int depth, union gamma_ramps* restrict base); - - -/** - * Add a filter to an output - * - * @param output The output - * @param filter The filter - * @return The index given to the filter, -1 on error - */ -GCC_ONLY(__attribute__((nonnull))) -ssize_t add_filter(struct output* restrict output, struct filter* restrict filter); - -/** - * Make identity mapping ramps - * - * @param ramps Output parameter for the ramps - * @param output The output for which the ramps shall be configured - * @return Zero on success, -1 on error - */ -GCC_ONLY(__attribute__((nonnull))) -int make_plain_ramps(union gamma_ramps* restrict ramps, struct output* restrict output); - - -#endif - diff --git a/src/coopgammad.c b/src/coopgammad.c index a632e71..8242cee 100644 --- a/src/coopgammad.c +++ b/src/coopgammad.c @@ -19,10 +19,10 @@ #include "util.h" #include "server.h" #include "state.h" -#include "kernel.h" -#include "crtc-server/server.h" -#include "gamma-server/server.h" -#include "coopgamma-server/server.h" +#include "servers/kernel.h" +#include "servers/crtc.h" +#include "servers/gamma.h" +#include "servers/coopgamma.h" #include <sys/resource.h> #include <sys/stat.h> diff --git a/src/server.c b/src/server.c index 2f64344..97934de 100644 --- a/src/server.c +++ b/src/server.c @@ -19,9 +19,9 @@ #include "util.h" #include "communication.h" #include "state.h" -#include "crtc-server/server.h" -#include "gamma-server/server.h" -#include "coopgamma-server/server.h" +#include "servers/crtc.h" +#include "servers/gamma.h" +#include "servers/coopgamma.h" #include <sys/select.h> #include <sys/socket.h> diff --git a/src/coopgamma-server/server.c b/src/servers/coopgamma.c index e0a5188..7f8b815 100644 --- a/src/coopgamma-server/server.c +++ b/src/servers/coopgamma.c @@ -15,22 +15,249 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#include "server.h" -#include "chaining.h" +#include "coopgamma.h" +#include "gamma.h" #include "../state.h" #include "../communication.h" #include "../util.h" -#include "../gamma-server/server.h" +#include "../types/output.h" #include <libclut.h> #include <errno.h> +#include <stdio.h> #include <stdlib.h> #include <string.h> /** + * Apply a filter on top of another filter + * + * @param dest The output for the resulting ramp-trio, must be initialised + * @param application The red, green and blue ramps, as one single raw array, + * of the filter that should be applied + * @param depth -1: `float` stops + * -2: `double` stops + * Other: the number of bits of each (integral) stop + * @param base The CLUT on top of which the new filter should be applied, + * this can be the same pointer as `dest` + */ +static void apply_filter(union gamma_ramps* restrict dest, void* restrict application, + int depth, union gamma_ramps* restrict base) +{ + union gamma_ramps app; + size_t bytedepth; + size_t red_width, green_width, blue_width; + + if (depth == -1) + bytedepth = sizeof(float); + else if (depth == -2) + bytedepth = sizeof(double); + else + bytedepth = (size_t)depth / 8; + + red_width = (app.u8.red_size = base->u8.red_size) * bytedepth; + green_width = (app.u8.green_size = base->u8.green_size) * bytedepth; + blue_width = (app.u8.blue_size = base->u8.blue_size) * bytedepth; + + app.u8.red = application; + app.u8.green = app.u8.red + red_width; + app.u8.blue = app.u8.green + green_width; + + if (dest != base) + { + memcpy(dest->u8.red, base->u8.red, red_width); + memcpy(dest->u8.green, base->u8.green, green_width); + memcpy(dest->u8.blue, base->u8.blue, blue_width); + } + + switch (depth) + { + case 8: + libclut_apply(&(dest->u8), UINT8_MAX, uint8_t, &(app.u8), UINT8_MAX, uint8_t, 1, 1, 1); + break; + case 16: + libclut_apply(&(dest->u16), UINT16_MAX, uint16_t, &(app.u16), UINT16_MAX, uint16_t, 1, 1, 1); + break; + case 32: + libclut_apply(&(dest->u32), UINT32_MAX, uint32_t, &(app.u32), UINT32_MAX, uint32_t, 1, 1, 1); + break; + case 64: + libclut_apply(&(dest->u64), UINT64_MAX, uint64_t, &(app.u64), UINT64_MAX, uint64_t, 1, 1, 1); + break; + case -1: + libclut_apply(&(dest->f), 1.0f, float, &(app.d), 1.0f, float, 1, 1, 1); + break; + case -2: + libclut_apply(&(dest->d), (double)1, double, &(app.f), (double)1, double, 1, 1, 1); + break; + default: + abort(); + } +} + + + +/** + * Remove a filter from an output + * + * @param out The output + * @param filter The filter + * @return The index of the filter, `out->table_size` if not found + */ +static ssize_t remove_filter(struct output* restrict out, struct filter* restrict filter) +{ + size_t i, n = out->table_size; + + for (i = 0; i < n; i++) + if (!strcmp(filter->class, out->table_filters[i].class)) + break; + + if (i == out->table_size) + { + fprintf(stderr, "%s: ignoring attempt to removing non-existing filter on CRTC %s: %s", + argv0, out->name, filter->class); + return (ssize_t)(out->table_size); + } + + filter_destroy(out->table_filters + i); + libgamma_gamma_ramps8_destroy(&(out->table_sums[i].u8)); + + n = n - i - 1; + memmove(out->table_filters + i, out->table_filters + i + 1, n * sizeof(*(out->table_filters))); + memmove(out->table_sums + i, out->table_sums + i + 1, n * sizeof(*(out->table_sums))); + out->table_size--; + + return (ssize_t)i; +} + + +/** + * Add a filter to an output + * + * @param out The output + * @param filter The filter + * @return The index given to the filter, -1 on error + */ +static ssize_t add_filter(struct output* restrict out, struct filter* restrict filter) +{ + size_t i, n = out->table_size; + int r = -1; + + /* Remove? */ + if (filter->lifespan == LIFESPAN_REMOVE) + return remove_filter(out, filter); + + /* Update? */ + for (i = 0; i < n; i++) + if (!strcmp(filter->class, out->table_filters[i].class)) + break; + if (i != n) + { + filter_destroy(out->table_filters + i); + out->table_filters[i] = *filter; + return (ssize_t)i; + } + + /* Add! */ + for (i = 0; i < n; i++) + if (filter->priority > out->table_filters[i].priority) + break; + + if (n == out->table_alloc) + { + void* new; + + new = realloc(out->table_filters, (n + 10) * sizeof(*(out->table_filters))); + if (new == NULL) + return -1; + out->table_filters = new; + + new = realloc(out->table_sums, (n + 10) * sizeof(*(out->table_sums))); + if (new == NULL) + return -1; + out->table_sums = new; + + out->table_alloc += 10; + } + + memmove(out->table_filters + i + 1, out->table_filters + i, (n - i) * sizeof(*(out->table_filters))); + memmove(out->table_sums + i + 1, out->table_sums + i, (n - i) * sizeof(*(out->table_sums))); + out->table_size++; + + COPY_RAMP_SIZES(&(out->table_sums[i].u8), out); + switch (out->depth) + { + case 8: r = libgamma_gamma_ramps8_initialise(&(out->table_sums[i].u8)); break; + case 16: r = libgamma_gamma_ramps16_initialise(&(out->table_sums[i].u16)); break; + case 32: r = libgamma_gamma_ramps32_initialise(&(out->table_sums[i].u32)); break; + case 64: r = libgamma_gamma_ramps64_initialise(&(out->table_sums[i].u64)); break; + case -1: r = libgamma_gamma_rampsf_initialise(&(out->table_sums[i].f)); break; + case -2: r = libgamma_gamma_rampsd_initialise(&(out->table_sums[i].d)); break; + default: + abort(); + } + if (r < 0) + return -1; + + out->table_filters[i] = *filter; + + return (ssize_t)i; +} + + +/** + * Make identity mapping ramps + * + * @param ramps Output parameter for the ramps + * @param output The output for which the ramps shall be configured + * @return Zero on success, -1 on error + */ +static int make_plain_ramps(union gamma_ramps* restrict ramps, struct output* restrict output) +{ + COPY_RAMP_SIZES(&(ramps->u8), output); + switch (output->depth) + { + case 8: + if (libgamma_gamma_ramps8_initialise(&(ramps->u8))) + return -1; + libclut_start_over(&(ramps->u8), UINT8_MAX, uint8_t, 1, 1, 1); + break; + case 16: + if (libgamma_gamma_ramps16_initialise(&(ramps->u16))) + return -1; + libclut_start_over(&(ramps->u16), UINT16_MAX, uint16_t, 1, 1, 1); + break; + case 32: + if (libgamma_gamma_ramps32_initialise(&(ramps->u32))) + return -1; + libclut_start_over(&(ramps->u32), UINT32_MAX, uint32_t, 1, 1, 1); + break; + case 64: + if (libgamma_gamma_ramps64_initialise(&(ramps->u64))) + return -1; + libclut_start_over(&(ramps->u64), UINT64_MAX, uint64_t, 1, 1, 1); + break; + case -1: + if (libgamma_gamma_rampsf_initialise(&(ramps->f))) + return -1; + libclut_start_over(&(ramps->f), 1.0f, float, 1, 1, 1); + break; + case -2: + if (libgamma_gamma_rampsd_initialise(&(ramps->d))) + return -1; + libclut_start_over(&(ramps->d), (double)1, double, 1, 1, 1); + break; + default: + abort(); + } + return 0; +} + + + +/** * Handle a closed connection * * @param client The file descriptor for the client diff --git a/src/coopgamma-server/server.h b/src/servers/coopgamma.h index 4e3bed6..5a9f7d9 100644 --- a/src/coopgamma-server/server.h +++ b/src/servers/coopgamma.h @@ -15,8 +15,8 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifndef COOPGAMMA_SERVER_SERVER_H -#define COOPGAMMA_SERVER_SERVER_H +#ifndef SERVERS_COOPGAMMA_H +#define SERVERS_COOPGAMMA_H #include "../types/output.h" diff --git a/src/crtc-server/server.c b/src/servers/crtc.c index 6c524e5..2e884a8 100644 --- a/src/crtc-server/server.c +++ b/src/servers/crtc.c @@ -15,7 +15,7 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#include "server.h" +#include "crtc.h" #include "../state.h" #include "../communication.h" diff --git a/src/crtc-server/server.h b/src/servers/crtc.h index 7dcfb18..4c96045 100644 --- a/src/crtc-server/server.h +++ b/src/servers/crtc.h @@ -15,8 +15,8 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifndef CRTC_SERVER_SERVER_H -#define CRTC_SERVER_SERVER_H +#ifndef SERVERS_CRTC_H +#define SERVERS_CRTC_H #include <libgamma.h> diff --git a/src/gamma-server/server.c b/src/servers/gamma.c index 2be9264..95130e6 100644 --- a/src/gamma-server/server.c +++ b/src/servers/gamma.c @@ -15,10 +15,10 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#include "server.h" +#include "gamma.h" +#include "crtc.h" #include "../state.h" #include "../communication.h" -#include "../crtc-server/server.h" #include <errno.h> #include <string.h> diff --git a/src/gamma-server/server.h b/src/servers/gamma.h index 96f47b8..ee9af84 100644 --- a/src/gamma-server/server.h +++ b/src/servers/gamma.h @@ -15,8 +15,8 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifndef GAMMA_SERVER_SERVER_H -#define GAMMA_SERVER_SERVER_H +#ifndef SERVERS_GAMMA_H +#define SERVERS_GAMMA_H #include "../types/output.h" diff --git a/src/kernel.c b/src/servers/kernel.c index 7030a99..ce3246a 100644 --- a/src/kernel.c +++ b/src/servers/kernel.c @@ -16,8 +16,8 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "kernel.h" -#include "state.h" -#include "util.h" +#include "../state.h" +#include "../util.h" #include <libgamma.h> diff --git a/src/kernel.h b/src/servers/kernel.h index 2cc0430..494e150 100644 --- a/src/kernel.h +++ b/src/servers/kernel.h @@ -15,8 +15,8 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifndef KERNEL_H -#define KERNEL_H +#ifndef SERVERS_KERNEL_H +#define SERVERS_KERNEL_H #ifndef GCC_ONLY |