diff --git a/.gitignore b/.gitignore index 5761abc..fd80485 100644 --- a/.gitignore +++ b/.gitignore @@ -1 +1,6 @@ +glsm/ *.o +*.dll +*.so +*.dylib +*.exe diff --git a/include/array/rbuf.h b/include/array/rbuf.h new file mode 100644 index 0000000..388542b --- /dev/null +++ b/include/array/rbuf.h @@ -0,0 +1,107 @@ +/* Copyright (C) 2010-2020 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (rbuf.h). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __LIBRETRO_SDK_ARRAY_RBUF_H__ +#define __LIBRETRO_SDK_ARRAY_RBUF_H__ + +/* + * This file implements stretchy buffers as invented (?) by Sean Barrett. + * Based on the implementation from the public domain Bitwise project + * by Per Vognsen - https://github.com/pervognsen/bitwise + * + * It's a super simple type safe dynamic array for C with no need + * to predeclare any type or anything. + * The first time an element is added, memory for 16 elements are allocated. + * Then every time length is about to exceed capacity, capacity is doubled. + * + * Sample usage: + * + * mytype_t* buf = NULL; + * RBUF_PUSH(buf, some_element); + * RBUF_PUSH(buf, other_element); + * -- now RBUF_LEN(buf) == 2, buf[0] == some_element, buf[1] == other_element + * + * -- Free allocated memory: + * RBUF_FREE(buf); + * -- now buf == NULL, RBUF_LEN(buf) == 0, RBUF_CAP(buf) == 0 + * + * -- Explicitly increase allocated memory and set capacity: + * RBUF_FIT(buf, 100); + * -- now RBUF_LEN(buf) == 0, RBUF_CAP(buf) == 100 + * + * -- Resize buffer (does not initialize or zero memory!) + * RBUF_RESIZE(buf, 200); + * -- now RBUF_LEN(buf) == 200, RBUF_CAP(buf) == 200 + * + * -- To handle running out of memory: + * bool ran_out_of_memory = !RBUF_TRYFIT(buf, 1000); + * -- before RESIZE or PUSH. When out of memory, buf will stay unmodified. + */ + +#include /* for MAX */ +#include /* for malloc, realloc */ + +#define RBUF__HDR(b) (((struct rbuf__hdr *)(b))-1) + +#define RBUF_LEN(b) ((b) ? RBUF__HDR(b)->len : 0) +#define RBUF_CAP(b) ((b) ? RBUF__HDR(b)->cap : 0) +#define RBUF_END(b) ((b) + RBUF_LEN(b)) +#define RBUF_SIZEOF(b) ((b) ? RBUF_LEN(b)*sizeof(*b) : 0) + +#define RBUF_FREE(b) ((b) ? (free(RBUF__HDR(b)), (b) = NULL) : 0) +#define RBUF_FIT(b, n) ((size_t)(n) <= RBUF_CAP(b) ? 0 : (*(void**)(&(b)) = rbuf__grow((b), (n), sizeof(*(b))))) +#define RBUF_PUSH(b, val) (RBUF_FIT((b), 1 + RBUF_LEN(b)), (b)[RBUF__HDR(b)->len++] = (val)) +#define RBUF_POP(b) (b)[--RBUF__HDR(b)->len] +#define RBUF_RESIZE(b, sz) (RBUF_FIT((b), (sz)), ((b) ? RBUF__HDR(b)->len = (sz) : 0)) +#define RBUF_CLEAR(b) ((b) ? RBUF__HDR(b)->len = 0 : 0) +#define RBUF_TRYFIT(b, n) (RBUF_FIT((b), (n)), (((b) && RBUF_CAP(b) >= (size_t)(n)) || !(n))) + +struct rbuf__hdr +{ + size_t len; + size_t cap; +}; + +static void *rbuf__grow(void *buf, + size_t new_len, size_t elem_size) +{ + struct rbuf__hdr *new_hdr; + size_t new_cap = MAX(2 * RBUF_CAP(buf), MAX(new_len, 16)); + size_t new_size = sizeof(struct rbuf__hdr) + new_cap*elem_size; + if (buf) + { + new_hdr = (struct rbuf__hdr *)realloc(RBUF__HDR(buf), new_size); + if (!new_hdr) + return buf; /* out of memory, return unchanged */ + } + else + { + new_hdr = (struct rbuf__hdr *)malloc(new_size); + if (!new_hdr) + return NULL; /* out of memory */ + new_hdr->len = 0; + } + new_hdr->cap = new_cap; + return new_hdr + 1; +} + +#endif diff --git a/samples/compat/snprintf/snprintf_test.c b/samples/compat/snprintf/snprintf_test.c new file mode 100644 index 0000000..f8558c3 --- /dev/null +++ b/samples/compat/snprintf/snprintf_test.c @@ -0,0 +1,51 @@ +/* Copyright (C) 2010-2020 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (snprintf_test.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +#include + +int main(int argc, char *argv[]) +{ + char s[128]; + char *variable = "test1"; + char *variable2 = "test2"; + char *variable3 = "test3"; + char *variable4 = "test4"; + char *variable5 = "test5"; + char *variable6 = "test6"; + int ret = snprintf(s, + sizeof(s), "%s%s%s%s%s%s%s%s%s%s%s", variable, + " : ", variable2, + " : ", variable3, + " : ", variable4, + " : ", variable5, + " : ", variable6 + ); + + fprintf(stderr, "[%d], %s\n", ret, s); + + return 0; +} diff --git a/samples/compat/strl/strl_test.c b/samples/compat/strl/strl_test.c new file mode 100644 index 0000000..72ef532 --- /dev/null +++ b/samples/compat/strl/strl_test.c @@ -0,0 +1,54 @@ +/* Copyright (C) 2010-2020 The RetroArch team + * + * --------------------------------------------------------------------------------------- + * The following license statement only applies to this file (strl_test.c). + * --------------------------------------------------------------------------------------- + * + * Permission is hereby granted, free of charge, + * to any person obtaining a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +#include + +int main(int argc, char *argv[]) +{ + char s[128]; + char *variable = "test1"; + char *variable2 = "test2"; + char *variable3 = "test3"; + char *variable4 = "test4"; + char *variable5 = "test5"; + char *variable6 = "test6"; + int ret = strlcpy(s, variable, sizeof(s)); + ret = strlcat(s, " : ", sizeof(s)); + ret = strlcat(s, variable2,sizeof(s)); + ret = strlcat(s, " : ", sizeof(s)); + ret = strlcat(s, variable3,sizeof(s)); + ret = strlcat(s, " : ", sizeof(s)); + ret = strlcat(s, variable4,sizeof(s)); + ret = strlcat(s, " : ", sizeof(s)); + ret = strlcat(s, variable5,sizeof(s)); + ret = strlcat(s, " : ", sizeof(s)); + ret = strlcat(s, variable6,sizeof(s)); + + fprintf(stderr, "[%d], %s\n", ret, s); + + return 0; +}