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authorMattias Andrée <maandree@kth.se>2017-11-05 14:50:38 +0100
committerMattias Andrée <maandree@kth.se>2017-11-05 14:50:38 +0100
commit9ed21175ac00f57f6abf3da84e82098e68fa3e94 (patch)
tree6235ac14c78fe0bbc074eb5146a641ba0e08fb5f /src/libmdsserver/macros.h
parentUpdate year and e-mail address (diff)
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Work on changing style
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--src/libmdsserver/macros.h458
1 files changed, 222 insertions, 236 deletions
diff --git a/src/libmdsserver/macros.h b/src/libmdsserver/macros.h
index d4d588c..45412b9 100644
--- a/src/libmdsserver/macros.h
+++ b/src/libmdsserver/macros.h
@@ -44,24 +44,22 @@
/* CLOCK_MONOTONIC_RAW is a Linux-specific bug-fix */
#ifndef CLOCK_MONOTONIC_RAW
-# define CLOCK_MONOTONIC_RAW CLOCK_MONOTONIC
+# define CLOCK_MONOTONIC_RAW CLOCK_MONOTONIC
#endif
/* Define TEMP_FAILURE_RETRY if not defined, however
* this version does not return a value, it will hoever
* clear `errno` if no error occurs. */
#ifndef TEMP_FAILURE_RETRY
-# define TEMP_FAILURE_RETRY(expression) \
- do \
- { \
- ssize_t __result; \
- do \
- __result = (ssize_t)(expression); \
- while ((__result < 0) && (errno == EINTR)); \
- if (__result >= 0) \
- errno = 0; \
- } \
- while (0)
+# define TEMP_FAILURE_RETRY(expression)\
+ do {\
+ ssize_t __result;\
+ do\
+ __result = (ssize_t)(expression);\
+ while (__result < 0 && errno == EINTR);\
+ if (__result >= 0)\
+ errno = 0;\
+ } while (0)
# define MDS_LIBMDSSERVER_MACROS_DEFINED_TEMP_FAILURE_RETRY
#endif
@@ -118,16 +116,16 @@
* @param ...:const char*, ... The format string and arguments
* @return :int Zero on success, -1 on error
*/
-#define xasprintf(VAR, ...) \
- (asprintf(&(VAR), __VA_ARGS__) < 0 ? (VAR = NULL, -1) : 0)
+#define xasprintf(VAR, ...)\
+ (asprintf(&(VAR), __VA_ARGS__) < 0 ? (VAR = NULL, -1) : 0)
/*
-#define xasprintf(VAR, ...) \
- ({ \
- int _x_rc = (asprintf(&(VAR), __VA_ARGS__) < 0 ? (VAR = NULL, -1) : 0); \
- fprintf(stderr, "xasprintf(%s, %s)(=%zu) @ %s:%i\n", \
- #VAR, #__VA_ARGS__, _x_rc ? 0 : (strlen(VAR) + 1), __FILE__, __LINE__); \
- _x_rc; \
- })
+#define xasprintf(VAR, ...)\
+ ({\
+ int _x_rc = (asprintf(&(VAR), __VA_ARGS__) < 0 ? (VAR = NULL, -1) : 0);\
+ fprintf(stderr, "xasprintf(%s, %s)(=%zu) @ %s:%i\n",\
+ #VAR, #__VA_ARGS__, _x_rc ? 0 : (strlen(VAR) + 1), __FILE__, __LINE__);\
+ _x_rc;\
+ })
*/
@@ -138,8 +136,8 @@
* @param ...:const char*, ... The format string and arguments
* @return :int The number of bytes written, including the NUL-termination, negative on error
*/
-#define xsnprintf(buffer, ...) \
- snprintf(buffer, sizeof(buffer) / sizeof(char), __VA_ARGS__)
+#define xsnprintf(buffer, ...)\
+ snprintf(buffer, sizeof(buffer) / sizeof(char), __VA_ARGS__)
/**
@@ -149,8 +147,8 @@
* @param format:const char* The format
* @return :int The number of bytes written, including the NUL-termination, negative on error
*/
-#define eprint(format) \
- fprintf(stderr, "%s: " format "\n", *argv)
+#define eprint(format)\
+ fprintf(stderr, "%s: " format "\n", *argv)
/**
@@ -161,8 +159,8 @@
* @param ... The arguments
* @return :int The number of bytes written, including the NUL-termination, negative on error
*/
-#define eprintf(format, ...) \
- fprintf(stderr, "%s: " format "\n", *argv, __VA_ARGS__)
+#define eprintf(format, ...)\
+ fprintf(stderr, "%s: " format "\n", *argv, __VA_ARGS__)
/**
@@ -174,8 +172,8 @@
* @param format:const char* The format
* @return :int The number of bytes written, including the NUL-termination, negative on error
*/
-#define iprint(format) \
- fprintf(stderr, "%s: info: " format "\n", *argv)
+#define iprint(format)\
+ fprintf(stderr, "%s: info: " format "\n", *argv)
/**
@@ -188,8 +186,8 @@
* @param ... The arguments
* @return :int The number of bytes written, including the NUL-termination, negative on error
*/
-#define iprintf(format, ...) \
- fprintf(stderr, "%s: info: " format "\n", *argv, __VA_ARGS__)
+#define iprintf(format, ...)\
+ fprintf(stderr, "%s: info: " format "\n", *argv, __VA_ARGS__)
/**
@@ -198,18 +196,14 @@
* @param mutex:pthread_mutex_t The mutex
* @param instructions The instructions to run while the mutex is locked
*/
-#define with_mutex(mutex, instructions) \
- do \
- { \
- errno = pthread_mutex_lock(&(mutex)); \
- do \
- { \
- instructions ; \
- } \
- while (0); \
- errno = pthread_mutex_unlock(&(mutex)); \
- } \
- while (0)
+#define with_mutex(mutex, instructions)\
+ do {\
+ errno = pthread_mutex_lock(&mutex);\
+ do {\
+ instructions;\
+ } while (0);\
+ errno = pthread_mutex_unlock(&mutex);\
+ } while (0)
/**
* Wrapper for `pthread_mutex_lock` and `pthread_mutex_unlock` with an embedded if-statement
@@ -218,19 +212,14 @@
* @parma condition The condition to test
* @param instructions The instructions to run while the mutex is locked
*/
-#define with_mutex_if(mutex, condition, instructions) \
- do \
- { \
- errno = pthread_mutex_lock(&(mutex)); \
- if (condition) \
- do \
- { \
- instructions ; \
- } \
- while (0); \
- errno = pthread_mutex_unlock(&(mutex)); \
- } \
- while (0)
+#define with_mutex_if(mutex, condition, instructions)\
+ do {\
+ errno = pthread_mutex_lock(&mutex);\
+ if (condition) {\
+ instructions;\
+ }\
+ errno = pthread_mutex_unlock(&mutex);\
+ } while (0)
/**
@@ -240,8 +229,8 @@
* @param b The other one of the values
* @return The maximum value
*/
-#define max(a, b) \
- (a < b ? b : a)
+#define max(a, b)\
+ ((a) < (b) ? (b) : (a))
/**
@@ -251,8 +240,8 @@
* @param b The other one of the values
* @return The minimum value
*/
-#define min(a, b) \
- (a < b ? a : b)
+#define min(a, b)\
+ ((a) < (b) ? (a) : (b))
/**
@@ -263,8 +252,8 @@
* @param index:size_t The index of the element to address
* @return [type] A slot that can be set or get
*/
-#define buf_cast(buffer, type, index) \
- (((type*)(buffer))[index])
+#define buf_cast(buffer, type, index)\
+ (((type *)(buffer))[index])
/**
@@ -276,8 +265,8 @@
* @param variable:type The new value of the element
* @return variable: The new value of the element
*/
-#define buf_set(buffer, type, index, variable) \
- (((type*)(buffer))[index] = (variable))
+#define buf_set(buffer, type, index, variable)\
+ (((type *)(buffer))[index] = (variable))
/**
@@ -289,8 +278,8 @@
* @param variable:type Slot to set with the value of the element
* @return variable: The value of the element
*/
-#define buf_get(buffer, type, index, variable) \
- (variable = ((const type*)(buffer))[index])
+#define buf_get(buffer, type, index, variable)\
+ (variable = ((const type*)(buffer))[index])
/**
@@ -301,8 +290,8 @@
* @param count:size_t The number elements of the data type `type` to increase the pointer with
* @return buffer: The buffer
*/
-#define buf_next(buffer, type, count) \
- (buffer += (count) * sizeof(type) / sizeof(char))
+#define buf_next(buffer, type, count)\
+ (buffer += (count) * sizeof(type) / sizeof(char))
/**
@@ -313,8 +302,8 @@
* @param count:size_t The number elements of the data type `type` to decrease the pointer with
* @return buffer: The buffer
*/
-#define buf_prev(buffer, type, count) \
- (buffer -= (count) * sizeof(type) / sizeof(char))
+#define buf_prev(buffer, type, count)\
+ (buffer -= (count) * sizeof(type) / sizeof(char))
/**
@@ -326,9 +315,9 @@
* @param variable:type The new value of the element
* @return variable: The new value of the element
*/
-#define buf_set_next(buffer, type, variable) \
- (buf_set(buffer, type, 0, variable), \
- buf_next(buffer, type, 1))
+#define buf_set_next(buffer, type, variable)\
+ (buf_set(buffer, type, 0, variable),\
+ buf_next(buffer, type, 1))
/**
@@ -340,9 +329,9 @@
* @param variable:type Slot to set with the value of the element
* @return variable: The value of the element
*/
-#define buf_get_next(buffer, type, variable) \
- (buf_get(buffer, type, 0, variable), \
- buf_next(buffer, type, 1))
+#define buf_get_next(buffer, type, variable)\
+ (buf_get(buffer, type, 0, variable),\
+ buf_next(buffer, type, 1))
/**
@@ -352,8 +341,8 @@
* @param b:const char* The other of the strings
* @return :int Whether the strings are equal
*/
-#define strequals(a, b) \
- (strcmp(a, b) == 0)
+#define strequals(a, b)\
+ (!strcmp(a, b))
/**
@@ -363,8 +352,8 @@
* @param needle:const char* The string `haystack` should start with
* @return :int Whether `haystack` starts with `needle`
*/
-#define startswith(haystack, needle) \
- (strstr(haystack, needle) == haystack)
+#define startswith(haystack, needle)\
+ (strstr(haystack, needle) == haystack)
/**
@@ -374,9 +363,9 @@
*
* @return :int Non-zero on error
*/
-#define drop_privileges() \
- ((getegid() == getgid() ? 0 : setegid(getgid())) || \
- (geteuid() == getuid() ? 0 : seteuid(getuid())))
+#define drop_privileges()\
+ ((getegid() == getgid() ? 0 : setegid(getgid())) ||\
+ (geteuid() == getuid() ? 0 : seteuid(getuid())))
/**
@@ -386,8 +375,8 @@
* @param time_slot:struct timespec* Pointer to the variable in which to store the time
* @return :int Zero on success, -1 on error
*/
-#define monotone(time_slot) \
- clock_gettime(CLOCK_MONOTONIC_RAW, time_slot)
+#define monotone(time_slot)\
+ clock_gettime(CLOCK_MONOTONIC_RAW, time_slot)
/**
@@ -397,15 +386,15 @@
* @param fd:int The file descriptor
*/
#if 1 /* For kernels that ensure that close(2) always closes valid file descriptors. */
-# define xclose(fd) \
- close(fd)
+# define xclose(fd)\
+ close(fd)
#else /* For kernels that ensure that close(2) never closes valid file descriptors on interruption. */
# ifdef MDS_LIBMDSSERVER_MACROS_DEFINED_TEMP_FAILURE_RETRY
-# define xclose(fd) \
- TEMP_FAILURE_RETRY(close(fd))
+# define xclose(fd)\
+ TEMP_FAILURE_RETRY(close(fd))
# else
-# define xclose(fd) \
- (TEMP_FAILURE_RETRY(close(fd)) < 0 ? 0 : (errno = 0))
+# define xclose(fd)\
+ (TEMP_FAILURE_RETRY(close(fd)) < 0 ? 0 : (errno = 0))
# endif
#endif
@@ -417,15 +406,15 @@
* @param f:FILE* The stream
*/
#if 1 /* For kernels that ensure that close(2) always closes valid file descriptors. */
-# define xfclose(f) \
- fclose(f)
+# define xfclose(f)\
+ fclose(f)
#else /* For kernels that ensure that close(2) never closes valid file descriptors on interruption. */
# ifdef MDS_LIBMDSSERVER_MACROS_DEFINED_TEMP_FAILURE_RETRY
-# define xfclose(f) \
- TEMP_FAILURE_RETRY(fclose(f))
+# define xfclose(f)\
+ TEMP_FAILURE_RETRY(fclose(f))
# else
-# define xfclose(f) \
- (TEMP_FAILURE_RETRY(fclose(f)) < 0 ? 0 : (errno = 0))
+# define xfclose(f)\
+ (TEMP_FAILURE_RETRY(fclose(f)) < 0 ? 0 : (errno = 0))
# endif
#endif
@@ -435,29 +424,27 @@
*
* @param condition The condition, it should evaluate the variable `fd`
*/
-#define close_files(condition) \
- do \
- { \
- DIR* dir = opendir(SELF_FD); \
- struct dirent* file; \
- \
- if (dir == NULL) \
- perror(*argv); /* Well, that is just unfortunate, but we cannot really do anything. */ \
- else \
- { \
- int dfd = dirfd(dir); \
- while ((file = readdir(dir)) != NULL) \
- if (strcmp(file->d_name, ".") && strcmp(file->d_name, "..")) \
- { \
- int fd = atoi(file->d_name); \
- if (fd != dfd) \
- if (condition) \
- xclose(fd); \
- } \
- closedir(dir); \
- } \
- } \
- while (0)
+#define close_files(condition)\
+ do {\
+ DIR *dir = opendir(SELF_FD);\
+ struct dirent *file;\
+ int dfd, fd;\
+ \
+ if (!dir) {\
+ perror(*argv); /* Well, that is just unfortunate, but we cannot really do anything. */\
+ } else {\
+ dfd = dirfd(dir);\
+ while ((file = readdir(dir))) {\
+ if (strcmp(file->d_name, ".") && strcmp(file->d_name, "..")) {\
+ fd = atoi(file->d_name);\
+ if (fd != dfd)\
+ if (condition)\
+ xclose(fd);\
+ }\
+ }\
+ closedir(dir);\
+ }\
+ } while (0)
/**
@@ -467,14 +454,13 @@
* @param elements:size_t The number of elements, in the array, to free
* @scope i:size_t The variable `i` must be declared as `size_t` and avaiable for use
*/
-#define xfree(array, elements) \
- do \
- { \
- for (i = 0; i < (elements); i++) \
- free((array)[i]); \
- free(array), (array) = NULL; \
- } \
- while (0)
+#define xfree(array, elements)\
+ do {\
+ for (i = 0; i < (elements); i++)\
+ free((array)[i]);\
+ free(array);\
+ (array) = NULL;\
+ } while (0)
/**
@@ -485,17 +471,17 @@
* @param type The data type of the elements for which to create an allocation
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xmalloc(var, elements, type) \
- ((var = malloc((elements) * sizeof(type))) == NULL)
+#define xmalloc(var, elements, type)\
+ (!(var = malloc((elements) * sizeof(type))))
/*
-#define xmalloc(var, elements, type) \
- ({ \
- size_t _x_elements = (elements); \
- size_t _x_size = _x_elements * sizeof(type); \
- fprintf(stderr, "xmalloc(%s, %zu, %s)(=%zu) @ %s:%i\n", \
- #var, _x_elements, #type, _x_size, __FILE__, __LINE__); \
- ((var = malloc(_x_size)) == NULL); \
- })
+#define xmalloc(var, elements, type)\
+ ({\
+ size_t _x_elements = (elements);\
+ size_t _x_size = _x_elements * sizeof(type);\
+ fprintf(stderr, "xmalloc(%s, %zu, %s)(=%zu) @ %s:%i\n",\
+ #var, _x_elements, #type, _x_size, __FILE__, __LINE__);\
+ (!(var = malloc(_x_size)));\
+ })
*/
@@ -506,16 +492,16 @@
* @param bytes:size_t The number of bytes to allocate
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xbmalloc(var, bytes) \
- ((var = malloc(bytes)) == NULL)
+#define xbmalloc(var, bytes) \
+ (!(var = malloc(bytes)))
/*
-#define xbmalloc(var, bytes) \
- ({ \
- size_t _x_bytes = (bytes); \
- fprintf(stderr, "xbmalloc(%s, %zu) @ %s:%i\n", \
- #var, _x_bytes, __FILE__, __LINE__); \
- ((var = malloc(_x_bytes)) == NULL); \
- })
+#define xbmalloc(var, bytes)\
+ ({\
+ size_t _x_bytes = (bytes);\
+ fprintf(stderr, "xbmalloc(%s, %zu) @ %s:%i\n",\
+ #var, _x_bytes, __FILE__, __LINE__);\
+ (!(var = malloc(_x_bytes)));\
+ })
*/
@@ -527,17 +513,17 @@
* @param type The data type of the elements for which to create an allocation
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xcalloc(var, elements, type) \
- ((var = calloc(elements, sizeof(type))) == NULL)
+#define xcalloc(var, elements, type)\
+ (!(var = calloc(elements, sizeof(type))))
/*
-#define xcalloc(var, elements, type) \
- ({ \
- size_t _x_elements = (elements); \
- size_t _x_size = _x_elements * sizeof(type); \
- fprintf(stderr, "xcalloc(%s, %zu, %s)(=%zu) @ %s:%i\n", \
- #var, _x_elements, #type, _x_size, __FILE__, __LINE__); \
- ((var = calloc(_x_elements, sizeof(type))) == NULL); \
- })
+#define xcalloc(var, elements, type)\
+ ({\
+ size_t _x_elements = (elements);\
+ size_t _x_size = _x_elements * sizeof(type);\
+ fprintf(stderr, "xcalloc(%s, %zu, %s)(=%zu) @ %s:%i\n",\
+ #var, _x_elements, #type, _x_size, __FILE__, __LINE__);\
+ (!(var = calloc(_x_elements, sizeof(type))));\
+ })
*/
@@ -548,16 +534,16 @@
* @param bytes:size_t The number of bytes to allocate
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xbcalloc(var, bytes) \
- ((var = calloc(bytes, sizeof(char))) == NULL)
+#define xbcalloc(var, bytes)\
+ (!(var = calloc(bytes, sizeof(char))))
/*
-#define xbcalloc(var, bytes) \
- ({ \
- size_t _x_bytes = (bytes); \
- fprintf(stderr, "xbcalloc(%s, %zu) @ %s:%i\n", \
- #var, _x_bytes, __FILE__, __LINE__); \
- ((var = calloc(_x_bytes, sizeof(char))) == NULL); \
- })
+#define xbcalloc(var, bytes)\
+ ({\
+ size_t _x_bytes = (bytes);\
+ fprintf(stderr, "xbcalloc(%s, %zu) @ %s:%i\n",\
+ #var, _x_bytes, __FILE__, __LINE__);\
+ (!(var = calloc(_x_bytes, sizeof(char))));\
+ })
*/
@@ -570,16 +556,16 @@
* @return :int Evaluates to true if an only if the allocation failed
*/
#define xrealloc(var, elements, type) \
- ((var = realloc(var, (elements) * sizeof(type))) == NULL)
+ (!(var = realloc(var, (elements) * sizeof(type))))
/*
-#define xrealloc(var, elements, type) \
- ({ \
- size_t _x_elements = (elements); \
- size_t _x_size = _x_elements * sizeof(type); \
- fprintf(stderr, "xrealloc(%s, %zu, %s)(=%zu) @ %s:%i\n", \
- #var, _x_elements, #type, _x_size, __FILE__, __LINE__); \
- ((var = realloc(var, _x_size)) == NULL); \
- })
+#define xrealloc(var, elements, type)\
+ ({\
+ size_t _x_elements = (elements);\
+ size_t _x_size = _x_elements * sizeof(type);\
+ fprintf(stderr, "xrealloc(%s, %zu, %s)(=%zu) @ %s:%i\n",\
+ #var, _x_elements, #type, _x_size, __FILE__, __LINE__);\
+ (!(var = realloc(var, _x_size)));\
+ })
*/
@@ -593,17 +579,17 @@
* @param type The data type of the elements for which to create an allocation
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xxrealloc(old, var, elements, type) \
- (old = var, (((var = realloc(var, (elements) * sizeof(type))) == NULL) ? 1 : (old = NULL, 0)))
+#define xxrealloc(old, var, elements, type)\
+ (old = var, ((!(var = realloc(var, (elements) * sizeof(type)))) ? 1 : (old = NULL, 0)))
/*
-#define xxrealloc(old, var, elements, type) \
- ({ \
- size_t _x_elements = (elements); \
- size_t _x_size = _x_elements * sizeof(type); \
- fprintf(stderr, "xxrealloc(%s, %s, %zu, %s)(=%zu) @ %s:%i\n", \
- #old, #var, _x_elements, #type, _x_size, __FILE__, __LINE__); \
- (old = var, (((var = realloc(var, _x_size)) == NULL) ? 1 : (old = NULL, 0))); \
- })
+#define xxrealloc(old, var, elements, type)\
+ ({\
+ size_t _x_elements = (elements);\
+ size_t _x_size = _x_elements * sizeof(type);\
+ fprintf(stderr, "xxrealloc(%s, %s, %zu, %s)(=%zu) @ %s:%i\n",\
+ #old, #var, _x_elements, #type, _x_size, __FILE__, __LINE__);\
+ (old = var, ((!(var = realloc(var, _x_size))) ? 1 : (old = NULL, 0)));\
+ })
*/
@@ -616,19 +602,19 @@
* @param type The data type of the elements for which to create an allocation
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define yrealloc(tmp, var, elements, type) \
- ((tmp = var, (var = realloc(var, (elements) * sizeof(type))) == NULL) \
- ? (var = tmp, tmp = NULL, 1) : (tmp = NULL, 0))
+#define yrealloc(tmp, var, elements, type)\
+ ((tmp = var, !(var = realloc(var, (elements) * sizeof(type))))\
+ ? (var = tmp, tmp = NULL, 1) : (tmp = NULL, 0))
/*
-#define yrealloc(tmp, var, elements, type) \
- ({ \
- size_t _x_elements = (elements); \
- size_t _x_size = _x_elements * sizeof(type); \
- fprintf(stderr, "yrealloc(%s, %s, %zu, %s)(=%zu) @ %s:%i\n", \
- #tmp, #var, _x_elements, #type, _x_size, __FILE__, __LINE__); \
- ((tmp = var, (var = realloc(var, _x_size)) == NULL) \
- ? (var = tmp, tmp = NULL, 1) : (tmp = NULL, 0)); \
- })
+#define yrealloc(tmp, var, elements, type)\
+ ({\
+ size_t _x_elements = (elements);\
+ size_t _x_size = _x_elements * sizeof(type);\
+ fprintf(stderr, "yrealloc(%s, %s, %zu, %s)(=%zu) @ %s:%i\n",\
+ #tmp, #var, _x_elements, #type, _x_size, __FILE__, __LINE__);\
+ ((tmp = var, !(var = realloc(var, _x_size)))\
+ ? (var = tmp, tmp = NULL, 1) : (tmp = NULL, 0));\
+ })
*/
@@ -641,17 +627,17 @@
* @param type The data type of the elements for which to create an allocation
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define growalloc(old, var, elements, type) \
- (old = var, xrealloc(var, (elements) <<= 1, type) ? (var = old, (elements) >>= 1, 1) : 0)
+#define growalloc(old, var, elements, type) \
+ (old = var, xrealloc(var, (elements) <<= 1, type) ? (var = old, (elements) >>= 1, 1) : 0)
/*
-#define growalloc(old, var, elements, type) \
- ({ \
- size_t _x_elements_ = (elements); \
- size_t _x_size_ = _x_elements_ * sizeof(type); \
- fprintf(stderr, "growalloc(%s, %s, %zu, %s)(=%zu)\n--> ", \
- #old, #var, _x_elements_, #type, _x_size_, __FILE__, __LINE__); \
- (old = var, xrealloc(var, (elements) <<= 1, type) ? (var = old, (elements) >>= 1, 1) : 0); \
- })
+#define growalloc(old, var, elements, type)\
+ ({\
+ size_t _x_elements_ = (elements);\
+ size_t _x_size_ = _x_elements_ * sizeof(type);\
+ fprintf(stderr, "growalloc(%s, %s, %zu, %s)(=%zu)\n--> ",\
+ #old, #var, _x_elements_, #type, _x_size_, __FILE__, __LINE__);\
+ (old = var, xrealloc(var, (elements) <<= 1, type) ? (var = old, (elements) >>= 1, 1) : 0);\
+ })
*/
@@ -662,16 +648,16 @@
* @param original:const char* The string to duplicate, may be `NULL`
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xstrdup(var, original) \
- (original ? ((var = strdup(original)) == NULL) : (var = NULL, 0))
+#define xstrdup(var, original)\
+ (original ? !(var = strdup(original)) : (var = NULL, 0))
/*
-#define xstrdup(var, original) \
- ({ \
- size_t _x_size = original ? strlen(original) : 0; \
- fprintf(stderr, "xstrdup(%s, %s(“%s”=%zu))(=%zu) @ %s:%i\n", \
- #var, #original, original, _x_size, _x_size + !!_x_size, __FILE__, __LINE__); \
- (original ? ((var = strdup(original)) == NULL) : (var = NULL, 0)); \
- })
+#define xstrdup(var, original)\
+ ({\
+ size_t _x_size = original ? strlen(original) : 0;\
+ fprintf(stderr, "xstrdup(%s, %s(“%s”=%zu))(=%zu) @ %s:%i\n",\
+ #var, #original, original, _x_size, _x_size + !!_x_size, __FILE__, __LINE__);\
+ (original ? ((var = strdup(original)) == NULL) : (var = NULL, 0));\
+ })
*/
@@ -685,16 +671,16 @@
* @param original:const char* The string to duplicate, must not be `NULL`
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xstrdup_nn(var, original) \
- ((var = strdup(original)) == NULL)
+#define xstrdup_nn(var, original)\
+ (!(var = strdup(original)))
/*
-#define xstrdup_nn(var, original) \
- ({ \
- size_t _x_size = strlen(original); \
- fprintf(stderr, "xstrdup_nn(%s, %s(“%s”=%zu))(=%zu) @ %s:%i\n", \
- #var, #original, original, _x_size, _x_size + !!_x_size, __FILE__, __LINE__); \
- (var = strdup(original)) == NULL; \
- })
+#define xstrdup_nn(var, original)\
+ ({\
+ size_t _x_size = strlen(original);\
+ fprintf(stderr, "xstrdup_nn(%s, %s(“%s”=%zu))(=%zu) @ %s:%i\n",\
+ #var, #original, original, _x_size, _x_size + !!_x_size, __FILE__, __LINE__);\
+ !(var = strdup(original));\
+ })
*/
@@ -708,18 +694,18 @@
* @param type The data type of the elements to duplicate
* @return :int Evaluates to true if an only if the allocation failed
*/
-#define xmemdup(var, original, elements, type) \
- (((var = malloc((elements) * sizeof(type))) == NULL) ? 1 : \
- (memcpy(var, original, (elements) * sizeof(type)), 0))
+#define xmemdup(var, original, elements, type)\
+ (!(var = malloc((elements) * sizeof(type))) ? 1 :\
+ (memcpy(var, original, (elements) * sizeof(type)), 0))
/*
-#define xmemdup(var, original, elements, type) \
- ({ \
- size_t _x_elements = (elements); \
- size_t _x_size = _x_elements * sizeof(type); \
- fprintf(stderr, "xmemdup(%s, %s, %zu, %s)(=%zu) @ %s:%i\n", \
- #var, #original, _x_elements, #type, _x_size, __FILE__, __LINE__); \
- (((var = malloc(_x_size)) == NULL) ? 1 : (memcpy(var, original, _x_size), 0)); \
- })
+#define xmemdup(var, original, elements, type)\
+ ({\
+ size_t _x_elements = (elements);\
+ size_t _x_size = _x_elements * sizeof(type);\
+ fprintf(stderr, "xmemdup(%s, %s, %zu, %s)(=%zu) @ %s:%i\n",\
+ #var, #original, _x_elements, #type, _x_size, __FILE__, __LINE__);\
+ !(var = malloc(_x_size)) ? 1 : (memcpy(var, original, _x_size), 0);\
+ })
*/