diff options
Diffstat (limited to 'XUtils.h')
-rw-r--r-- | XUtils.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/XUtils.h b/XUtils.h new file mode 100644 index 0000000..e1c50be --- /dev/null +++ b/XUtils.h @@ -0,0 +1,78 @@ +#ifndef HEADER_XUtils +#define HEADER_XUtils +/* +htop - StringUtils.h +(C) 2004-2011 Hisham H. Muhammad +Released under the GNU GPLv2+, see the COPYING file +in the source distribution for its full text. +*/ + +#include "config.h" // IWYU pragma: keep + +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> // IWYU pragma: keep +#include <string.h> // IWYU pragma: keep + +#include "Compat.h" +#include "Macros.h" + + +void fail(void) ATTR_NORETURN; + +void* xMalloc(size_t size) ATTR_ALLOC_SIZE1(1) ATTR_MALLOC; + +void* xMallocArray(size_t nmemb, size_t size) ATTR_ALLOC_SIZE2(1, 2) ATTR_MALLOC; + +void* xCalloc(size_t nmemb, size_t size) ATTR_ALLOC_SIZE2(1, 2) ATTR_MALLOC; + +void* xRealloc(void* ptr, size_t size) ATTR_ALLOC_SIZE1(2); + +void* xReallocArray(void* ptr, size_t nmemb, size_t size) ATTR_ALLOC_SIZE2(2, 3); + +void* xReallocArrayZero(void* ptr, size_t prevmemb, size_t newmemb, size_t size) ATTR_ALLOC_SIZE2(3, 4); + +/* + * String_startsWith gives better performance if strlen(match) can be computed + * at compile time (e.g. when they are immutable string literals). :) + */ +static inline bool String_startsWith(const char* s, const char* match) { + return strncmp(s, match, strlen(match)) == 0; +} + +bool String_contains_i(const char* s1, const char* s2, bool multi); + +static inline bool String_eq(const char* s1, const char* s2) { + return strcmp(s1, s2) == 0; +} + +char* String_cat(const char* s1, const char* s2) ATTR_MALLOC; + +char* String_trim(const char* in) ATTR_MALLOC; + +char** String_split(const char* s, char sep, size_t* n); + +void String_freeArray(char** s); + +char* String_readLine(FILE* fd) ATTR_MALLOC; + +/* Always null-terminates dest. Caller must pass a strictly positive size. */ +size_t String_safeStrncpy(char* restrict dest, const char* restrict src, size_t size); + +ATTR_FORMAT(printf, 2, 3) +int xAsprintf(char** strp, const char* fmt, ...); + +ATTR_FORMAT(printf, 3, 4) +int xSnprintf(char* buf, size_t len, const char* fmt, ...); + +char* xStrdup(const char* str) ATTR_NONNULL ATTR_MALLOC; +void free_and_xStrdup(char** ptr, const char* str); + +char* xStrndup(const char* str, size_t len) ATTR_NONNULL ATTR_MALLOC; + +ssize_t xReadfile(const char* pathname, void* buffer, size_t count); +ssize_t xReadfileat(openat_arg_t dirfd, const char* pathname, void* buffer, size_t count); + +ssize_t full_write(int fd, const void* buf, size_t count); + +#endif |