#include "string.h"
#include <sys/time.h> /* gettimeofday */
-#include <regex.h>
#include <pwd.h>
#include <sys/utsname.h> /* uname() */
#include <string.h>
*
* A wrapper for calloc(3) which exits on errors.
*
- * A pointer to the allocated and zeroed-out memory, which is suitably aligned
- * for any kind of variable.
+ * \return A pointer to the allocated and zeroed-out memory, which is suitably
+ * aligned for any kind of variable.
*
* \sa calloc(3)
*/
*
* \param s string to be duplicated
*
- * A wrapper for strdup(3). It calls exit(EXIT_FAILURE) on errors, i.e. there
- * is no need to check the return value in the caller.
+ * A wrapper for strdup(3). It calls \p exit(EXIT_FAILURE) on errors, i.e.
+ * there is no need to check the return value in the caller.
*
* \return A pointer to the duplicated string. If \p s was the NULL pointer,
* an pointer to an empty string is returned.
return para_strdup(p);
}
-/**
- * simple search and replace routine
- *
- * \param src source string
- * \param macro_name the name of the macro
- * \param replacement the replacement format string
- *
- * In \p src, replace each occurence of \p macro_name(arg) by the string
- * determined by the \p replacement format string. \p replacement may (but
- * needs not) contain a single string conversion specifier (%s) which gets
- * replaced by \p arg.
- *
- * \return A string in which all matches in \p src are replaced, or \p NULL if
- * an syntax error was encountered. Caller must free the result.
- *
- * \sa regcomp(3)
- */
-__must_check __malloc char *s_a_r(const char *src, const char* macro_name,
- const char *replacement)
-{
- regex_t preg;
- size_t nmatch = 1;
- regmatch_t pmatch[1];
- int eflags = 0;
- char *dest = NULL;
- const char *bufptr = src;
-
- if (!macro_name || !replacement || !src)
- return para_strdup(src);
- regcomp(&preg, macro_name, 0);
- while (regexec(&preg, bufptr, nmatch, pmatch, eflags)
- != REG_NOMATCH) {
- char *tmp, *arg, *o_bracket, *c_bracket;
-
- o_bracket = strchr(bufptr + pmatch[0].rm_so, '(');
- c_bracket = o_bracket? strchr(o_bracket, ')') : NULL;
- if (!c_bracket)
- goto out;
- tmp = para_strdup(bufptr);
- tmp[pmatch[0].rm_so] = '\0';
- dest = para_strcat(dest, tmp);
- free(tmp);
-
- arg = para_strdup(o_bracket + 1);
- arg[c_bracket - o_bracket - 1] = '\0';
- tmp = make_message(replacement, arg);
- free(arg);
- dest = para_strcat(dest, tmp);
- free(tmp);
- bufptr = c_bracket;
- bufptr++;
- }
- dest = para_strcat(dest, bufptr);
-// PARA_DEBUG_LOG("%s: returning %s\n", __func__, dest);
-out:
- regfree(&preg);
- return dest;
-}
-
-/**
- * replace a string according to a list of macros
- *
- * \param macro_list the array containing a macro/replacement pairs.
- * \param src the source string
- *
- * This function just calls s_a_r() for each element of \p macro_list.
- *
- * \return \p NULL if one of the underlying calls to \p s_a_r returned \p NULL.
- * Otherwise the completely expanded version of \p src is returned.
- */
-__must_check __malloc char *s_a_r_list(struct para_macro *macro_list, char *src)
-{
- struct para_macro *mp = macro_list;
- char *ret = NULL, *tmp = para_strdup(src);
-
- while (mp->name) {
- ret = s_a_r(tmp, mp->name, mp->replacement);
- free(tmp);
- if (!ret) /* syntax error */
- return NULL;
- tmp = ret;
- mp++;
- }
- //PARA_DEBUG_LOG("%s: returning %s\n", __func__, dest);
- return ret;
-}
-
/**
* cut trailing newline
*
* \param argv_ptr pointer to the list of substrings
* \param delim delimiter
*
- * This function modifies \p args by replacing each occurance of \p delim by
- * zero. A NULL-terminated array of pointers to char* is allocated dynamically
+ * This function modifies \a args by replacing each occurance of \a delim by
+ * zero. A \p NULL-terminated array of pointers to char* is allocated dynamically
* and these pointers are initialized to point to the broken-up substrings
- * within \p args. A pointer to this array is returned via \p argv_ptr. It's OK
- * to call this function with \p args \p == \p NULL.
+ * within \a args. A pointer to this array is returned via \a argv_ptr. It's OK
+ * to call this function with \a args \a == \p NULL.
*
- * \return The number of substrings found in \p args.
+ * \return The number of substrings found in \a args.
*/
__must_check unsigned split_args(char *args, char ***argv_ptr, const char *delim)
{
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